Publications

Journal Papers

Papers 2022-2023

J1.E. Mikheeva, R. Colom, K. Achouri, A. Overvig, F. Binkowski, J. Y. Duboz, S. Cueff, S. Fan, S. Burger, A. Alù, and P. Genevet, “Asymmetric Phase Modulation of Light with Parity-Symmetry Broken Metasurfaces,” Optica, Vol. 10, No. 10, pp. 1287-1294, October 2023 (published online on September 27, 2023). 

J2.V. Chistyakov, V. S. Asadchy, S. Fan, A. Alù, and A. Krasnok, “Tunable Magnetless Optical Isolation with Twisted Weyl Semimetals,” Nanophotonics, Vol. 12, No. 16, pp. 3333-3340, August 2023 (published online on July 12, 2023). 

J3. S. Yin, E. Galiffi, G. Xu, and A. Alù, “Scattering at Temporal Interfaces: An Overview From an Antennas and Propagation Engineering Perspective,” IEEE Antennas and Propagation Magazine, Special Issue on Time Metamaterials, Vol. 65, No. 4, pp. 21-28, August 2023 (published online on April 10, 2023), (invited paper). 

J4. A. Alù, “Metamaterials Embrace the Temporal Dimension,” IEEE Antennas and Propagation Magazine, Special Issue on Time Metamaterials, Vol. 65, No. 4, pp. 6-8, August 2023 (published online on August 10, 2023), (invited paper). 

J5. Y. Ra’di, N. Nefedkin, P. Popovski, and A. Alù, “Metasurfaces for Next-Generation Wireless Communication Systems,” National Science Review, Vol. 10, No. 8, nwad140 (2 pages), August 1, 2023 (published online on May 15, 2023), (invited paper). 

J6. G. Xu, A. Overvig, Y. Kasahara, E. Martini, S. Maci and A. Alù, “Arbitrary Aperture Synthesis with Nonlocal Leaky-Wave Metasurface Antennas,” Nature Communications, Vol. 14, No. 4380 (11 pages), July 20, 2023. 

J7. A. Li, H. Wei, M. Cotrufo, W. Chen, S. Mann, X. Ni, B. Xu, J. Chen, J. Wang, S. Fan, C. W. Qiu, A. Alù, and L. Chen, “Exceptional Points and Non-Hermitian Photonics at the Nanoscale,” Nature Nanotechnology, Vol. 18, No. 7, pp. 706-720, July 2023 (published online on June 29, 2023). 

J8. S. Yin, and A. Alù, “Dispersion Braiding and Band Knots in Plasmonic Arrays with Broken Symmetries,” Nanophotonics, Special Issue on Nanophotonics in Support of Ukrainian Scientists, Vol. 12, No. 14, pp. 2963–2971, July 2023 (published online on March 30, 2023), (invited paper). 

J9. J. Ferdous, C. Yuce, A. Alù, and H. Ramezani, “Observation of Robust Zero-Energy Extended States,” Physical Review Applied, Vol. 19, No. 6, L061002, June 23, 2023. [Letter] 

J10. H. Moussa, G. Xu, S. Yin, E. Galiffi, Y. Ra’di, and A. Alù, “Observation of Temporal Reflection and Broadband Frequency Conversion at Photonic Time Interfaces,” Nature Physics, Vol. 19, No. 6, pp. 863-868, June 15, 2023 (published online on March 13, 2023). [Press release] 

J11. Z. Sakotic, P. Stankovic, V. Bengin, A. Krasnok, A. Alù, and N. Jankovic, “Non-Hermitian Control of Topological Scattering Singularities Emerging from Bound States in the Continuum,” Laser and Photonics Reviews, Vol. 17, No. 6, 2200308 (11 pages), June 2023 (published online on March 17, 2023). 

J12. G. Labate, F. Monticone, and A. Alù, “Generalized Surface Admittance Equivalence Principle for Super-Scattering in Dielectric Particles,” Opticsl Letters, Vol. 48, No. 11, pp. 3115-3118, June 1, 2023 (published online on May 15, 2023). 

J13. H. Moussa, M. Cotrufo, and A. Alù, “Controllable Transmission Switch Based on Asymmetric Coupled Nonlinear Resonances,” Physical Review Applied, Vol. 19, No. 6, 064002 (7 pages), June 1, 2023. 

J14. M. Pascale, S. A. Mann, D. C. Tzarouchis, G. Miano, A. Alù, and C. Forestiere, “Lower Bounds to the Q Factor of Electrically Small Radiators through Quasistatic Modal Expansion,” IEEE Transactions on Antennas and Propagation, Vol. 71, No. 5, pp. 4350-4361, May 2023 (published online on February 28, 2023). 

J15. H. Li, S. Yin, H. He, J. Xu, A. Alù, and B. Shapiro, “Stationary Charge Radiation in Anisotropic Photonic Time Crystals,” Physical Review Letters, Vol. 130, 093803 (6 pages), March 3, 2023. 

J16. A. Alù, “Tarnkappen für Licht und Schall,” Spektrum der Wissenschaft, Vol. 3.23, March 1, 2023, (invited paper). 

J17. N. Nefedkin, M. Cotrufo, and A. Alù, “Nonreciprocal Total Cross Section of Quantum Metasurfaces,” Nanophotonics, Special Issue on Quantum Nanophotonics, Vol. 12, No. 3, pp. 589-606, February 10, 2023 (published online on January 9, 2023), (invited paper). 

J18. S. Yin, Y. T. Wang, and A. Alù, “Temporal Optical Activity and Chiral Time-Interfaces,” Optics Express, Feature Issue on Time Metamaterials, Vol. 30, No. 26, pp. 47933-47941, December 15, 2022, (invited paper). 

J19. R. Tirole, E. Galiffi, J. Dranczewski, T. Attavar, B. Tilmann, Y. T. Wang, P. Arroyo-Huidobro, A. Alù, J. B. Pendry, S. A. Maier, S. Vezzoli, and R. Sapienza, “Saturable Time-Varying Mirror Based on an Epsilon-Near-Zero Material,” Physical Review Applied, Vol. 18, No. 05, 054067 (7 pages), November 21, 2022. 

J20. S. Kim, S. Lepeshov, A. Krasnok, and A. Alù, “Beyond Bounds on Light Scattering with Complex Frequency Excitations,” Physical Review Letters, Vol. 129, No. 20, 203601 (6 pages), November 8, 2022. 

J21. A. Alù, “Tricking Light,” Scientific American, Vol. 327, No. 5, pp. 42-51, November 2022 (published online on October 19, 2022), (invited paper). [Press release] 

J22. L. Stefanini, S. Yin, D. Ramaccia, A. Alù, A. Toscano, and F. Bilotti, “Temporal Interfaces by Instantaneously Varying Boundary Conditions,” Physical Review B, Vol. 106, No. 9, 094312 (6 pages), September 23, 2022. 

J23. A. Farhi, A. Mekawy, A. Alù, and D. Stone, “Excitation of Absorbing Exceptional Points in the Time Domain,” Physical Review A, Vol. 106, L031503 (6 pages), September 15, 2022. (Letter) 

J24. E. Galiffi, S. Yin, and A. Alù, “Tapered Photonic Switching,” Nanophotonics, Vol. 11, No. 16, pp. 3575-3581, August 17, 2022 (published online on July 20, 2022). [Press release] 

J25. M. Kang, Z. Zhang, T. Wu, X. Zhang, Q. Xu, A. Krasnok, J. Han, and A. Alù, “Coherent Full Polarization Control Based on Bound States in the Continuum,” Nature Communications, Vol. 13, No. 4536 (9 pages), August 4, 2022. 

J26. N. A. Aghamiri, G. Hu, A. Fali, Z. Zhang, J. Li, S. Balendhran, S. Walia, S. Sriram, J. H. Edgar, S. Ramanathan, A. Alù, and Y. Abate, “Reconfigurable Hyperbolic Polaritonics with Correlated Metasurfaces,” Nature Communications, Vol. 13, No. 4511 (9 pages), August 3, 2022. 

J27. M. Wang, G. Hu, S. Chand, M. Cotrufo, Y. Abate, K. Watanabe, T. Taniguchi, G. Grosso, C. W. Qiu, and A. Alù, “Spin-Orbit-Locked Hyperbolic Polariton Vortices Carrying Reconfigurable Topological Charges,” E-Light, Vol. 2, No. 12 (11 pages), July 18, 2022. [Cover, Press release] 

J28. J. Shin, Y. Ryu, M. A. Miri, S. B. Shim, H. Choi, A. Alù, J. Suh, and J. Cha, “On-Chip Microwave Frequency Combs in a Superconducting Nanoelectromechanical Device,” Nano Letters, Vol. 22, No. 13, pp. 5459-5465, July 13, 2022 (published online on June 16, 2022). 

J29. Y. W. Tsai, Y. T. Wang, E. Galiffi, A. Alù, and T. J. Yen, “Surface-Wave Coupling in Double Floquet Sheets Supporting Phased Temporal Wood Anomalies,” Nanophotonics, Vol. 11, No. 15, pp. 3509-3517, July 11, 2022. 

J30. F. B. Arango, F. Alpeggiani, D. Conteduca, A. Opheij, A. Chen, M. I. Abdelrahman, T. Krauss, A. Alù, F. Monticone, and L. Kuipers, “Cloaked Near-Field Probe for Non-Invasive Near-Field Optical Microscopy,” Optica, Vol. 9, No. 7, pp. 684-691, June 21, 2022. 

J31. R. E. Jacobsen, A. Krasnok, S. Arslanagić, A. V. Lavrinenko, and A. Alù, “Boundary-Induced Embedded Eigenstate in a Single Resonator for Advanced Sensing,” ACS Photonics, Vol. 9, No. 6, pp. 1936-1943, June 15, 2022 (published online on April 8, 2022). [Cover] 

J32. Z. L. Deng, F. J. LI, H. Li, X. Li, and A. Alù, “Extreme Diffraction Control in Metagratings Leveraging Bound States in the Continuum and Exceptional Points,” Laser and Photonics Reviews, Special Issue for the 15th Anniversary, Vol. 16, No. 6, 2100617 (6 pages), June 2022 (published online on March 6, 2022), (invited paper). 

J33. A. Nagulu, X. Ni, A. Kord, M. Tymchenko, S. Garikapati, A. Alù, and H. Krishnaswamy, “Chip-Scale Floquet Topological Insulators for 5G Wireless Systems,” Nature Electronics, Vol. 5, pp. 300-309, May 24, 2022 (published on May 2, 2022). [Press release, IEEE Spectrum, Phys.org] 

J34. C. L. Holloway, N. Prajapati, A. B. Artusio-Glimpse, S. Breweger, M. T. Simons, Y. Kasahara, A. Alù, and R. W. Ziolkowski, “Rydberg Atom-Based Field Sensing Enhancement Using a Split-Ring Resonator,” Applied Physics Letters, Vol. 120, 204001 (6 pages), May 20, 2022. 

J35. S. Yin, E. Galiffi, and A. Alù, “Floquet Metamaterials,” E-Light, Vol. 2, No. 8 (13 pages), May 19, 2022, (invited paper). [Nanowerk, News and Views, Annual Award of E-Light] 

J36. R. Duggan, S. Mann, and A. Alù, “Limitations of Sensing at an Exceptional Point,” ACS Photonics, Vol. 9, No. 5, pp. 1554–1566, May 18, 2022. 

J37. H. Li, S. Yin, and A. Alù, “Nonreciprocity and Faraday Rotation at Time Interfaces,” Physical Review Letters, Vol. 128, No. 17, 173901 (7 pages), April 29, 2022. 

J38. X. Shu, A. Li, G. Hu, J. Wang, A. Alù, and L. Chen, “Fast Encirclement of an Exceptional Point for Highly Efficient and Compact Chiral Mode Converters,” Nature Communications, Vol. 13, 2123 (6 pages), April 19, 2022. 

J39. G. Xu, Y. Yang, X. Zhou, H. Chen, A. Alù, and C. W. Qiu, “Diffusive Topological Transport in Spatiotemporal Thermal Lattices,” Nature Physics, Vol. 18, pp. 450-456, April 1, 2022 (published online on February 3, 2022). 

J40. S. Abdollahramezani, O. Hemmatyar, M. Taghinejad, H. Taghinejad, A. Krasnok, A. A. Eftekhar, C. Teichrib, S. Deshmukh, M. El-Sayed, E. Pop, M. Wuttig, A. Alù, W. Cai, and A. Adibi, “Electrically Driven Reprogrammable Phase-Change Metasurface Reaching 80% Efficiency,” Nature Communications, Vol. 13, No. 1696 (11 pages), March 30, 2022. [Phys.org] 

J41. S. Yin, and A. Alù, “Efficient Phase Conjugation in a Space-Time Leaky Waveguide,” ACS Photonics, Vol. 9, No. 3, pp. 979-984, March 16, 2022 (published online on February 10, 2022). 

J42. Y. Kawaguchi, A. Alù, and A. B. Khanikaev, “Non-Reciprocal Parity-Time Symmetry Breaking Based on Magneto-Optical and Gain/Loss Double Ring Resonators,” Optical Materials Express, Vol. 12, No. 4, pp. 1453-1460, March 16, 2022. [Spotlight] 

J43. R. Duggan, H. Moussa, D. L. Sounas, and A. Alù, “Stability Bounds on Superluminal Propagation in Active Structures,” Nature Communications, Vol. 13, No. 1115 (10 pages), March 2, 2022. 

J44. J. Soric, Y. Ra’di, D. Farfan, and A. Alù, “Radio-Transparent Dipole Antenna Based on a Metasurface Cloak,” Nature Communications, Vol. 13, No. 1114 (8 pages), March 2, 2022. 

J45. N. Nefedkin, M. Cotrufo, A. Krasnok, and A. Alù, “Dark-State Induced Quantum Nonreciprocity,” Advanced Quantum Technologies, Vol. 5, No. 3, 2100112 (17 pages), March 2022 (published online on January 28, 2022), (invited paper). 

J46. H. Goh, and A. Alù, “Nonlocal Scatterer for Compact Wave-Based Analog Computing,” Physical Review Letters, Vol. 128, No. 7, 073201 (6 pages), February 18, 2022. [Physics] 

J47. E. Galiffi, R. Tirole, S. Yin, H. Li, S. Vezzoli, P. A. Huidobro, M. G. Silveirinha, R. Sapienza, A. Alù, and J. B. Pendry, “Photonics of Time-Varying Media,” Advanced Photonics, Vol. 4, No. 1, 014002 (32 pages), February 14, 2022, (invited paper). [SPIE Newsroom] 

J48. Q. Xu, X. Su, X. Zhang, L. Dong, L. Liu, Y. Shi, Q. Wang, M. Kang, A. Alù, S. Zhang, J. Han, and W. Zhang, “Mechanically Reprogrammable Pancharatnam-Berry Metasurface for Microwaves,” Advanced Photonics, Vol. 4, No. 1, 016002 (11 pages), February 1, 2022. [Cover, Physics World, SPIE Newsroom] 

J49. Y. Radi, and A. Alù, “Metagratings for Efficient Wavefront Manipulation,” IEEE Photonics Journal, Vol. 14, No. 1, No. 2207513 (13 pages), February 1, 2022 (published online on December 17, 2021), (invited paper). 

J50. J. Li, Y. Li, P. C. Cao, M. Qi, X. Zheng, Y. G. Peng, B. Li, X. F. Zhu, A. Alù., H. Chen, and C. W. Qiu, “Reciprocity of Thermal Diffusion in Time-Modulated Systems,” Nature Communications, Vol. 13, No. 167 (8 pages), January 10, 2022. 

J51. Z. L. Deng, T. Shi, A. Krasnok, X. Li, and A. Alù, “Observation of Localized Magnetic Plasmon Skyrmions,” Nature Communications, Vol. 13, No. 8 (7 pages), January 10, 2022. 

 

 

Papers 2021-2022

1. Wang, T. Rajabzadeh, N. Lee, and A. H. Safavi-Naeini, “Automated discovery of autonomous quantum error correction schemes,” PRX Quantum 3, 020302 (2022).
2. Park, H. S. Stokowski, V. Ansari, T. P. McKenna, A. Y. Hwang, M. M. Fejer, and A. H. Safavi-Naeini. “High-efficiency second harmonic generation of blue light on thin-film lithium niobate.” Optics Letters 47, 2706 (2022).
3. F. Herrmann, A. Vahid, J. Wang, J. D. Witmer, S. Fan, and A. H. Safavi-Naeini. “Mirror symmetric on-chip frequency circulation of light” Nature Photonics 16, 603 (2022).
4. Moody, V. J. Sorger, D. J. Blumenthal, P. W. Juodawlkis, W. Loh, C. Sorace-Agaskar, A. E. Jones et al. “2022 Roadmap on integrated quantum photonics.” Journal of Physics: Photonics 4, 012501 (2022).
5. Blésin, H. Tian, S. A. Bhave, and T. J. Kippenberg, “Quantum coherent microwave-optical transduction using high-overtone bulk acoustic resonances,” Phys. Rev. A 104, 052601 (2021).
6. H. Mostafa, A. Diaz-Rubio, M. S. Mirmoosa, and S. A. Tretyakov, “Coherently time-varying metasurfaces,” Phys. Rev. Applied 17, 064048 (2022).
7. S. Mirmoosa, T. T. Koutserimpas, G. A. Ptitcyn, S. A. Tretyakov, and R. Fleury, “Dipole polarizability of time-varying particles”, New Journal of Physics 24, 063004 (2022).
8. S. Cuesta, A. D. Kuznetsov, G. A. Ptitcyn, X. Wang, and S. A. Tretyakov, “Coherent asymmetric absorbers,” Phys. Rev. Applied 17, 024066 (2022).
9. Dutt, L. Yuan, K. Y. Yang, K. Wang, S. Buddhiraju, J. Vuckovic, and S. Fan, “Creating boundaries along a synthetic frequency dimension”, Nature Communications (2022).
10. Farhi, A. Mekawy, A. Alù, and D. Stone, “Excitation of Absorbing Exceptional Points in the Time Domain,” Physical Review A 106, L031503 (2022). (Letter)
11. Galiffi, S. Yin, and A. Alù, “Tapered Photonic Switching,” Nanophotonics 11, 3575 (2022). [Press release]
12. Kang, Z. Zhang, T. Wu, X. Zhang, Q. Xu, A. Krasnok, J. Han, and A. Alù, “Coherent Full Polarization Control Based on Bound States in the Continuum,” Nature Communications 13, 4536 (2022).
13. Shin, Y. Ryu, M. A. Miri, S. B. Shim, H. Choi, A. Alù, J. Suh, and J. Cha, “On-Chip Microwave Frequency Combs in a Superconducting Nanoelectromechanical Device,” Nano Letters 22, 5459 (2022).
14. W. Tsai, Y. T. Wang, E. Galiffi, A. Alù, and T. J. Yen, “Surface-Wave Coupling in Double Floquet Sheets Supporting Phased Temporal Wood Anomalies,” Nanophotonics 11, 3509 (2022).
15. Alù, “Nonlinear Topological Photonics,” Journal of Physics: Photonics 4, 032501 (2022), (invited paper).
16. L. Deng, F. J. LI, H. Li, X. Li, and A. Alù, “Extreme Diffraction Control in Metagratings Leveraging Bound States in the Continuum and Exceptional Points,” Laser and Photonics Reviews 16, 2100617 (2022) (invited paper).
17. Nagulu, X. Ni, A. Kord, M. Tymchenko, S. Garikapati, A. Alù, and H. Krishnaswamy, “Chip-Scale Floquet Topological Insulators for 5G Wireless Systems,” Nature Electronics 5, 300 (2022). [Press release, IEEE Spectrum, Phys.org]
18. Yin, E. Galiffi, and A. Alù, “Floquet Metamaterials,” E-Light 2, 8 (2022), (invited paper). [Nanowerk, News and Views]
19. Li, S. Yin, and A. Alù, “Nonreciprocity and Faraday Rotation at Time Interfaces,” Physical Review Letters 128, 173901 (2022).
20. Shu, A. Li, G. Hu, J. Wang, A. Alù, and L. Chen, “Fast Encirclement of an Exceptional Point for Highly Efficient and Compact Chiral Mode Converters,” Nature Communications 13, 2123 (2022).
21. Xu, Y. Yang, X. Zhou, H. Chen, A. Alù, and C. W. Qiu, “Diffusive Topological Transport in Spatiotemporal Thermal Lattices,” Nature Physics 18, 450 (2022).
22. Abdollahramezani, O. Hemmatyar, M. Taghinejad, H. Taghinejad, A. Krasnok, A. A. Eftekhar, C. Teichrib, S. Deshmukh, M. El-Sayed, E. Pop, M. Wuttig, A. Alù, W. Cai, and A. Adibi, “Electrically Driven Reprogrammable Phase-Change Metasurface Reaching 80% Efficiency,” Nature Communications 13, 1696 (2022). [Phys.org]
23. Yin, and A. Alù, “Efficient Phase Conjugation in a Space-Time Leaky Waveguide,” ACS Photonics 9, 979 (2022).
24. Kawaguchi, A. Alù, and A. B. Khanikaev, “Non-Reciprocal Parity-Time Symmetry Breaking Based on Magneto-Optical and Gain/Loss Double Ring Resonators,” Optical Materials Express 12, 1453 (2022). [Spotlight]
25. Duggan, H. Moussa, D. L. Sounas, and A. Alù, “Stability Bounds on Superluminal Propagation in Active Structures,” Nature Communications 13, 1115 (2022).
26. Nefedkin, M. Cotrufo, A. Krasnok, and A. Alù, “Dark-State Induced Quantum Nonreciprocity,” Advanced Quantum Technologies 5, 2100112 (2022), (invited paper).
27. Qin, A. Alù, and Z. J. Wong, “Pseudo-Spin Orbit Coupling for Chiral Light Routing in Gauge-Flux-Biased Coupled Microring Resonator Arrays,” ACS Photonics 9, 586 (2022).
28. Galiffi, R. Tirole, S. Yin, H. Li, S. Vezzoli, P. A. Huidobro, M. G. Silveirinha, R. Sapienza, A. Alù, and J. B. Pendry, “Photonics of Time-Varying Media,” Advanced Photonics 4, 014002 (2022), (invited paper). [SPIE Newsroom]
29. Xu, X. Su, X. Zhang, L. Dong, L. Liu, Y. Shi, Q. Wang, M. Kang, A. Alù, S. Zhang, J. Han, and W. Zhang, “Mechanically Reprogrammable Pancharatnam-Berry Metasurface for Microwaves,” Advanced Photonics 4, 016002 (2022). [Cover, Physics World, SPIE Newsroom]
30. Radi, and A. Alù, “Metagratings for Efficient Wavefront Manipulation,” IEEE Photonics Journal 14, 2207513 (2022), (invited paper).
31. Krasnok, and A. Alù, “Low-Symmetry Nanophotonics,” ACS Photonics 9, 2 (2022), (invited paper)
32. Li, Y. Li, P. C. Cao, M. Qi, X. Zheng, Y. G. Peng, B. Li, X. F. Zhu, A. Alù., H. Chen, and C. W. Qiu, “Reciprocity of Thermal Diffusion in Time-Modulated Systems,” Nature Communications 13, 167 (2022).
33. L. Deng, T. Shi, A. Krasnok, X. Li, and A. Alù, “Observation of Localized Magnetic Plasmon Skyrmions,” Nature Communications 13, 8 (2022).
34. Alù, “Space-Time Metasurfaces,” Journal of Optics 24, 013001 (2021), (invited paper).
35. Krasnok, N. Nefedkin, and A. Alù, “Parity-Time Symmetry and Exceptional Points,” IEEE Antennas and Propagation Magazine 63, 110 (2021), (invited paper).
36. Kord, and A. Alù, “Magnetless Circulators Based on Synthetic Angular-Momentum Bias,” IEEE Antennas and Propagation Magazine 63, 51 (2021, (invited paper).
37. Zhang, B. Peng, S. Kim, F. Monifi, X. Jiang, Y. Li, P. Yu, L. Liu, Y. X. Liu, A. Alù, and L. Yang, “Optomechanical Dissipative Solitons,” Nature 600, 75 (2021). [News and Views]
38. Hofstrand, M. Cotrufo, and A. Alù, “Nonreciprocal Pulse Shaping and Chaotic Modulation with Asymmetric Noninstantaneous Nonlinear Resonators,” Physical Review A 104, 053529 (2021).
39. Pascale, S. A. Mann, C. Forestiere, and A. Alù, “Bandwidth of Singular Plasmonic Resonators in Relation to the Chu Limit,” ACS Photonics 8, 3249 (2021).
40. X. Chen, Y. G. Peng, H. X. Li, J. J. Liu, Y. J. Ding, B. Liang, X. F. Zhu, Y. Q. Lu, J. C. Cheng, and A. Alù, “Efficient Nonreciprocal Mode Transitions in Spatiotemporally Modulated Acoustic Metamaterials,” Science Advances 7, eabj1198 (2021).
41. Ramezanpour, A. Bogdanov, A. Alù, and Y. Radi, “Generalization of Exceptional Point Conditions in Perturbed Coupled Resonators,” Physical Review B 104, 205405 (2021).
42. Xiao, and A. Alù, “Tailoring Exceptional Points in a Hybrid PT-Symmetric and Anti-PT-Symmetric Scattering System,” Nanophotonics 10, 3723 (2021), (invited paper).
43. Valagiannopoulos, A. Sarsen, and A. Alù, “Angular Memory of Photonic Metasurfaces,” IEEE Transactions on Antennas and Propagation 69, 7720 (2021).
44. Li, S. Yin, E. Galiffi, and A. Alù, “Temporal Parity-Time Symmetry for Extreme Energy Transformations,” Physical Review Letters 127, 153903 (2021).
45. A. Mann, and A. Alù, “Broadband Topological Slow Light through Brillouin-Zone Winding,” Physical Review Letters 127, 123601 (2021).
46. Farhat, P. Y. Chen, M. Amin, A. Alù, and Y. Wu, “Transverse Acoustic Spin and Torque from Pure Spinning of Objects,” Physical Review B 104, L060104 (2021). (Letter)
47. Rasmussen, and A. Alù, “Non-Foster Acoustic Radiation From an Active Piezoelectric Transducer,” Proceedings of the Nationral Academy of Sciences 118, e2024984118 (2021).
48. Ni, S. Kim, and A. Alù, “Topological Insulator in Two Synthetic Dimensions Based on an Optomechanical Resonator,” Optica 8, 1024 (2021).
49. M. Mayor, J. Wentao, C. J. Sarabalis, T. P. McKenna, J. D. Witmer, and A. H. Safavi-Naeini. “Gigahertz phononic integrated circuits on thin-film lithium niobate on sapphire.” Physical Review Applied 15, 014039 (2021).
50. de Beeck, F. M. Mayor, S. Cuyvers, S. Poelman, J. F. Herrmann, O. Atalar, T. P. McKenna et al. “III/V-on-lithium niobate amplifiers and lasers.” Optica 8, 1288 (2021).
51. Wang, J. F. Herrmann, J. D. Witmer, A. H. Safavi-Naeini, and S. Fan. “Photonic modal circulator using temporal refractive-index modulation with spatial inversion symmetry.” Physical Review Letters 126, 193901 (2021).
52. Tian, J. Liu, A. Siddharth et al., “Magnetic-free silicon nitride integrated optical isolator,” Nat. Photonics 15, 828 (2021).
53. Wang, V. S. Asadchy, S. Fan, and S. A. Tretyakov, “Space-time metasurfaces for power combining of waves,” ACS Photonics 8, 3034 (2021).
54. Buddhiraju, A. Dutt, M. Minkov, I. A. D. Williamson, and S. Fan, “Arbitrary linear transformations for photons in the frequency synthetic dimension,” Nature Communications 12, 2401 (2021).
55. Wang, A. Dutt, K. Y. Yang, C. C. Wojcik, J. Vučković, and S. Fan, “Generating arbitrary topological windings of a non-Hermitian band,” Science 371, 1240 (2021).
56. Wang, J. F. Herrmann, J. D. Witmer, A. H. Safavi-Naeini, and S. Fan, “Photonic Modal Circulator Using Temporal Refractive-Index Modulation with Spatial Inversion Symmetry,” Physical Review Letters 126, 193901 (2021).
57. Li, Y. Zheng, A. Dutt, D. Yu, Q. Shan, S. Liu, L. Yuan, S. Fan, and X. Chen, “Dynamic band structure measurement in the synthetic space,” Science Advances 7, eabe4335 (2021).
58. Guo and S. Fan, “Generation of guided space-time wave packets using multilevel indirect photonic transitions in integrated photonics,” Phys. Rev. Res. 3, 033161 (2021).
59. Wang, A. Dutt, C. C. Wojcik, and S. Fan, “Topological complex-energy braiding of non-Hermitian bands,” Nature 598, 59 (2021).
60. Wang, V. S. Asadchy, S. Fan, and S. A. Tretyakov, “Space–Time Metasurfaces for Power Combining of Waves,” ACS Photonics 8, 3034 (2021).
61. Yuan, A. Dutt, and S. Fan, “Synthetic frequency dimensions in dynamically modulated ring resonators,” APL Photonics 6, 071102 (2021).

Papers 2020-2021

1. Buddhiraju, Y. Shi, A. Song, C. Wojcik, M. Minkov, I. A. D. Williamson, A. Dutt, and S. Fan, “Absence of unidirectionally propagating surface plasmon-polaritons at nonreciprocal metal-dielectric interfaces,” Nature Communications 11, 674 (2020).
2. Wang, Y. Shi, and S. Fan, “Non-reciprocal polarization rotation using dynamic refractive index modulation,” Optics Express 28, 11974 (2020).
3. Dutt, M. Minkov, I. A. D. Williamson, and S. Fan, “Higher-order topological insulators in synthetic dimensions,” Light: Science and Applications 9, 131 (2020).
4. Dutt, Q. Lin, L. Yuan, M. Minkov, M. Xiao, and S. Fan, “A single photonic cavity with two independent physical synthetic dimensions,” Science 367, 59–64 (2020).
5. Yuan, A. Dutt, M. Qin, S. Fan, and X. Chen, “Creating locally interacting Hamiltonians in the synthetic frequency dimension for photons,” Photonics Research 8, B8 (2020).
6. S. Asadchy, C. Guo, B. Zhao, and S. Fan, “Sub‐Wavelength Passive Optical Isolators Using Photonic Structures Based on Weyl Semimetals,” Advanced Optical Materials 8, 2000100 (2020).
7. S. Asadchy, M. S. Mirmoosa, A. Diaz-Rubio, S. Fan, and S. A. Tretyakov, “Tutorial on Electromagnetic Nonreciprocity and its Origins,” Proceedings of IEEE 108, 1684–1727 (2020).
8. A. D. Williamson, M. Minkov, A. Dutt, J. Wang, A. Y. Song, and S. Fan, “Integrated Nonreciprocal Photonic Devices With Dynamic Modulation,” Proceedings of IEEE 108, 1759–1784 (2020).
9. Wang, G. Ptitcyn, V. S. Asadchy, A. Díaz-Rubio, M. S. Mirmoosa, S. Fan, and S. A. Tretyakov, “Nonreciprocity in Bianisotropic Systems with Uniform Time Modulation,” Physical Review Letters 125, 266102 (2020).
10. Buddhiraju, A. Dutt, M. Minkov, I. A. D. Williamson, and S. Fan, “Arbitrary linear transformations for photons in the frequency synthetic dimension,” Nature Communications 12, 2401 (2021).
11. Wang, A. Dutt, K. Y. Yang, C. C. Wojcik, J. Vučković, and S. Fan, “Generating arbitrary topological windings of a non-Hermitian band,” Science 371, 1240–1245 (2021).
12. Wang, J. F. Herrmann, J. D. Witmer, A. H. Safavi-Naeini, and S. Fan, “Photonic Modal Circulator Using Temporal Refractive-Index Modulation with Spatial Inversion Symmetry,” Physical Review Letters 126, 193901 (2021).
13. Li, Y. Zheng, A. Dutt, D. Yu, Q. Shan, S. Liu, L. Yuan, S. Fan, and X. Chen, “Dynamic band structure measurement in the synthetic space,” Science Advances 7, eabe4335 (2021).
14. Darabi, X. Ni, M. Leamy, and A. Alù, “Reconfigurable Floquet Elastodynamic Topological Insulators Based on Synthetic Angular Momentum Bias,” Science Advances, Vol. 6, No. 19, eaba8656 (5 pages), July 17, 2020.
15. Moccia, G. Castaldi, A. Alù, and V. Galdi, “Line Waves in Non-Hermitian Metasurfaces,” ACS Photonics, Vol. 7, No. 8, pp. 2064-2072, August 19, 2020 (published online on Julne 30, 2020).
16. A. Mann, D. L. Sounas, and A. Alù, “Nonreciprocal Cavities and the Time-Bandwidth Limit: Reply,” Optica, Vol. 7, No. 9, pp. 1102-1107, August 28, 2020.
17. Li, H. Moussa, D. Sounas, and A. Alù, “Parity-Time Symmetry Based on Time Modulation,” Physical Review Applied, Vol. 14, No. 3, 031002 (6 pages), September 11, 2020. [Editor’s Pick, Letter]
18. Galiffi, Y. T. Wang, Z. Lim, J. B. Pendry, A. Alù, and P. A. Huidobro, “Wood Anomalies and Surface-Wave Excitation with a Time Grating,” Physical Review Letters, Vol. 125, No. 12, 127403 (6 pages), September 17, 2020, online at: https://arxiv.org/abs/2004.09178.
19. Duggan, S. A. Mann, and A. Alù, “Non-Reciprocal Photonic Topological Order Driven by Uniform Optical Pumping,” Physical Review B, Rapid Communications, Vol. 102, No. 10, 100303(R), September 25, 2020.
20. Alù, “Magnet-Free Nonreciprocity,” Proceedings of IEEE, Vol. 108, No. 10, pp. 1682-1683, October 1, 2020 (published online on September 28, 2020), (invited paper). [Cover]
21. Kord, D. Sounas, and A. Alù, “Magnet-Free Microwave Nonreciprocity,” Proceedings of IEEE, Vol. 108, No. 10, pp. 1682-1683, October 1, 2020 (published online on September 28, 2020), (invited paper). [Cover]
22. Alù, “Metamaterials for Next-Generation Communication Systems,” ComSoc Technology News, October 19, 2020, (invited paper).
23. Li, J. Dong, J. Wang, Z. Cheng, J. S. Ho, D. Zhang, J. Wen, X. L. Zhang, C. T. Chan, A. Alù, C. W. Qiu, and L. Chen, “Hamiltonian Hopping for Efficient Chiral Mode Switching in Encircling Exceptional Points,” Physical Review Letters, Vol. 125, No. 18, 187403 (6 pages), October 30, 2020.
24. Rocca, A. Alù, C. Caloz, and S. Yang, “Guest Editorial: Special Cluster on Space-Time Modulated Antennas and Materials,” IEEE Antennas and Wireless Propagation Letters, Vol. 19, No. 11, pp. 1838-1841, November 24, 2020.
25. Y. Yang, J. Skarda, A. Dutt, G. H. Ahn, M. Sawaby, D. Vercruysse, A. Arbabian, S. Fan, J. Vučković, M. Cotrufo, and A. Alù, “Nonreciprocal Devices in Silicon Photonics,” Optics and Photonics News, Special Issue Year in Optics 2020, Vol. 31, No. 12, p. 38, December 1, 2020 (published online November 23, 2020).
26. Li, and A. Alù, “Temporal Switching to Extend the Bandwidth of Thin Absorbers,” Optica, Vol. 8, No. 1, pp. 24-29, December 24, 2020, online at: https://arxiv.org/abs/2010.15624.
27. Tymchenko, A. Nagulu, H. Krishnaswamy, and A. Alù, “Universal Frequency-Domain Analysis of N-Path Networks,” IEEE Transactions on on Circuits and Systems, Vol. 68, No. 2, pp. 569-580, January 17, 2021 (published online on December 7, 2020).
28. Bergman, R. Duggan, K. Sharma, M. Tur, A. Zadok, and A. Alù, “Observation of Anti-Parity-Time-Symmetry, Phase Transitions and Exceptional Points in an Optical Fiber,” Nature Communications, Vol. 12, No. 486 (9 pages), January 20, 2021, online at https://arxiv.org/abs/2008.03126.
29. Ramaccia, A. Alù, A. Toscano, and F. Bilotti, “Temporal Multilayer Structures for Designing Higher-Order Transfer Functions Using Time-Varying Metamaterials,” Applied Physics Letters, Special Topic Collection on Metastructures: From Physics to Application, Vol. 118, No. 10, 101901 (7 pages), March 8, 2021, (invited paper).
30. Overvig, and A. Alù, “Wavefront-Selective Fano Resonant Metasurfaces,” Advanced Photonics, Vol. 3, No. 2, 026002 (11 pages), March 18, 2021, (invited paper). [Press release, Cover]
31. A. Mann, A. Mekkawy, and A. Alù, “Broadband Field Localization, Density of States, and Nonlinearity Enhancement in Nonreciprocal and Topological Hotspots,” Physical Review Applied, Vol. 15, No. 3, 034064 (18 pages), March 22, 2021. [Editor’s Suggestion]
32. Coppolaro, M. Moccia, G. Castaldi, A. Alù, and V. Galdi, “Surface-Wave Propagation on Non-Hermitian Metasurfaces with Extreme Anisotropy,” IEEE Transactions on Microwave Theory and Techniques, Special Issue on Metamaterials, Vol. 69, No. 4, pp. 2060-2071, April 1, 2021 (published online on March 2, 2021), (invited paper), online at: https://arxiv.org/abs/2101.06641.
33. Barbuto, A. Alù, F. Bilotti, and A. Toscano, “Dual-Circularly Polarized Topological Patch Antenna with Pattern Diversity,” IEEE ACCESS, Vol. 9, pp. 48769-48776, April 2, 2021 (published online on March 24, 2021).
34. Duggan, J. del Pino, E. Verhagen, D. Sounas, and A. Alù, “Nonlinearity-Driven Broken Degeneracy and Nonreciprocity,” FERMAT, Vol. 44, 4 (2 pages), April 4, 2021.
35. Mekawy, D. L. Sounas, and A. Alù, “Free-Space Nonreciprocal Transmission Based on Nonlinear Coupled Fano Metasurfaces,” Photonics, Special Issue on Advances in Complex Media Electromagnetics, Vol. 8, No. 5, 139 (24 pages), April 23, 2021, (invited paper).
36. Nagulu, A. Mekkawy, M. Tymchenko, D. Sounas, A. Alù, and H. Krishnaswamy, “Ultra-Wideband Switched-Capacitor Delays and Circulators – Theory and Implementation,” IEEE Journal of Solid State Circuits, Vol. 56, No. 5, pp. 1412-1424, May 2021 (published online on February 12, 2021), (invited paper).
37. A. Mann, N. Nookala, S. C. Johnson, M. Cotrufo, A. Mekkawy, J. F. Klem, I. Brener, M. B. Raschke, A. Alù, and M. A. Belkin, “Ultrafast Optical Switching and Power Limiting in Intersubband Polaritonic Metasurfaces,” Optica, Vol. 8, No. 5, pp. 606-613, April 29, 2021.
38. Mazor, M. Cotrufo, and A. Alù, “Unitary Excitation Transfer Between Coupled Cavities Using Temporal Switching,” Physical Review Letters, Vol. 127, 013902 (6 pages), July 2, 2021.
39. Sakotic, A. Krasnok, A. Alù, and N. Jankovic, “Topological Scattering Singularities and Embedded Eigenstates for Polarization Control and Sensing Applications,” Photonics Research, Vol. 9, No. 7, pp. 1310-1323, July 2021 (published online on June 28, 2021), online at: https://arxiv.org/abs/2102.06958.
40. Guddala, Y. Kawaguchi, F. Komissarenko, S. Kiriushechkina, A. Vakulenko, K. Chen, A. Alù, V. M. Menon, and A. B. Khanikaev, “All-Optical Nonreciprocity Due to Valley Polarization Pumping in Transition Metal Dichalcogenides,” Nature Communications, Vol. 12, 3746 (9 pages), June 18, 2021, online at: https://arxiv.org/abs/2007.14934.
41. Kawaguchi, M. Li, K. Chen, V. Menon, A. Alù, and A. B. Khanikaev, “Optical Isolator Based on Chiral Light-Matter Interactions in a Ring Resonator Integrating a Dichroic Magneto-Optical Material,” in Applied Physics Letters, Special Topic Collection on Metastructures: From Physics to Application, Vol. 118, No. 24, 241104 (5 pages), June 15, 2021, (invited paper).
42. C. Overvig, S. A. Mann, and A. Alù, “Thermal Metasurfaces: Complete Emission Control by Combining Local and Nonlocal Light-Matter Interactions,” Physical Review X, Vol. 11, 021050 (29 pages), June 4, 2021. [APS Physics Focus, Press release, Nature Physics News and Views]
43. Mekawy, H. Li, Y. Ra’di, and A. Alù, “Parametric Enhancement of Radiation from Electrically Small Antennas,” Physical Review Applied, Vol. 15, 054063 (11 pages), May 27, 2021.
44. Quan, S. Yves, Y. Peng, H. Esfahlani, and A. Alù, “Odd Willis Coupling Induced by Broken Time-Reversal Symmetry,” Nature Communications, Vol. 12, 2615 (9 pages), May 10, 2021.
45. Wu, C. Scarborough, A. Grbic, “Space-time-modulated metasurfaces with spatial discretization: free-space N-path systems,” Physical Review Applied, 14, 064060, Dec. 2020.
46. Scarborough and A. Grbic, “Accelerated N-path network analysis using the Floquet scattering matrix method,” IEEE Trans. on Microwave Theory and Techniques, vol. 68, no. 4, pp. 1248-1259, April 2020.
47. Wu and A. Grbic. “Serrodyne frequency translation using time-modulated metasurfaces,” IEEE Trans. on Antennas and Propagation, 68, 3, pp. 1599 – 1606, March 2020.
48. Tian, J. Liu, A. Siddharth et al., “Magnetic-Free Silicon Nitride Integrated Optical Isolator,” arXiv:2104.01158 [physics](2021).
49. Tian, H., Liu, J., Dong, B. et al. “Hybrid integrated photonics using bulk acoustic resonators”, Nat Commun 11, 3073 (2020).
50. Blésin, H. Tian, S. Bhave, and T. J. Kippenberg, “Quantum coherent microwave-optical transduction using high overtone bulk acoustic resonances,” arXiv:2103.00471 [quant-ph], Mar. 2021.
51. Liu, J., Tian, H., Lucas, E. et al. “Monolithic piezoelectric control of soliton microcombs”, Nature 583, 385–390 (2020).
52. Wang, G. Ptitcyn, V. S. Asadchy, A. Díaz-Rubio, M. S. Mirmoosa, S. Fan, and S. A. Tretyakov, Nonreciprocity in bianisotropic systems with uniform time modulation, Physical Review Letters, vol. 125, p. 266102, 2020
53. S. Mirmoosa, G. A. Ptitcyn, R. Fleury, and S. A. Tretyakov, Instantaneous radiation from time-varying electric and magnetic dipoles, Physical Review A, vol. 102, p. 013503, 2020
54. Wang, A. Díaz-Rubio, H. Li, S. A. Tretyakov, and A. Alù, Theory and design of multifunctional space-time metasurfaces, Physical Review Applied, vol. 13, p. 044040, 2020
55. Aravind Nagulu, Aditya Gaonkar, Sohail Ahasan, Sasank Garikapati, Tingjun Chen, Gil Zussman and Harish Krishnaswamy, “A Full-Duplex Receiver With True-Time-Delay Cancelers Based on Switched-Capacitor-Networks Operating Beyond The Delay-Bandwidth Limit,” (invited paper) IEEE Journal of Solid-State Circuits, vol. 56, no. 5, pp. 1398-1411, May 2021.
56. Negar Reiskarimian*, Mohammad Khorshidian* and Harish Krishnaswamy, “Inductorless, Widely-Tunable N-Path Shekel Circulators Based on Harmonic Engineering,” (invited paper) IEEE Journal of Solid-State Circuits, vol. 56, no. 5, pp. 1425-1437, May 2021 (* denotes equally-credited authors).
57. Aravind Nagulu, Ahmed Mekkawy, Mykhailo Tymchenko, Dimitrios Sounas, Andrea Alu and Harish Krishnaswamy, “Ultra-Wideband Switched-Capacitor Delays and Circulators – Theory and Implementation,” (invited paper) IEEE Journal of Solid-State Circuits, vol. 56, no. 5, pp. 1412-1424, May 2021.
58. Mykhailo Tymchenko, Aravind Nagulu, Harish Krishnaswamy and Andrea Alu, “Universal Frequency-Domain Analysis of N-Path Networks,” IEEE Transactions on Circuits and Systems – I, vol. 68, no. 2, pp. 569-580, February 2021.
59. Aravind Nagulu and Harish Krishnaswamy, “Non-reciprocal Microwave Components: State of the Art and Future Directions,” (invited paper) IEEE Journal of Microwaves, vol. 1, no. 1, pp. 447-456, January 2021.
60. Aravind Nagulu, Tingjun Chen, Gil Zussman, and Harish Krishnaswamy, ‘Multi-Watt, 1GHz CMOS Circulator Based on Switched-Capacitor Clock Boosting,” (invited paper) IEEE Journal of Solid State Circuits, vol. 55, no. 12, pp. 3308-3321, Dec. 2020.
61. Zhicheng Xiao*, Dimitrios L. Sounas*, Aravind Nagulu*, Mykhailo Tymchenko, Tolga Dinc, Harish Krishnaswamy, and Andrea Alù, ”Role of Synchronization in Magnetless Nonreciprocal Devices based on Commutated Transmission Lines,” Physical Review Applied 13, 064033 (2020) (*equal contributors).
62. Aravind Nagulu, Negar Reiskarimian, and Harish Krishnaswamy, “Non-reciprocal electronics based on temporal modulation,” Nature Electronics, vol. 3, pp. 241-250, May 2020.
63. Sarabalis, C. J., Van Laer, R., Patel, R. N., Dahmani, Y. D., Jiang, W., Mayor, F. M., & Safavi-Naeini, A. H. (2021). Acousto-optic modulation of a wavelength-scale waveguide. Optica, 8(4), 477-483.
64. Wang, Jiahui, Jason F. Herrmann, Jeremy D. Witmer, Amir H. Safavi-Naeini, and Shanhui Fan. “Photonic modal circulator using temporal refractive-index modulation with spatial inversion symmetry.” Physical Review Letters 126, no. 19 (2021): 193901.
65. Mayor, Felix M., Wentao Jiang, Christopher J. Sarabalis, Timothy P. McKenna, Jeremy D. Witmer, and Amir H. Safavi-Naeini. “Gigahertz phononic integrated circuits on thin-film lithium niobate on sapphire.” Physical Review Applied 15, no. 1 (2021): 014039.
66. Jiang, Wentao, Felix M. Mayor, Rishi N. Patel, Timothy P. McKenna, Christopher J. Sarabalis, and Amir H. Safavi-Naeini. “Nanobenders as efficient piezoelectric actuators for widely tunable nanophotonics at CMOS-level voltages.” Communications Physics 3, no. 1 (2020): 1-9.
67. Sarabalis, Christopher J., Timothy P. McKenna, Rishi N. Patel, Raphaël Van Laer, and Amir H. Safavi-Naeini. “Acousto-optic modulation in lithium niobate on sapphire.” APL Photonics 5, no. 8 (2020): 086104.
68. McKenna, Timothy P., Jeremy D. Witmer, Rishi N. Patel, Wentao Jiang, Raphaël Van Laer, Patricio Arrangoiz-Arriola, E. Alex Wollack, Jason F. Herrmann, and Amir H. Safavi-Naeini. “Cryogenic microwave-to-optical conversion using a triply resonant lithium-niobate-on-sapphire transducer.” Optica 7, no. 12 (2020): 1737-1745.
69. Jiang, W., Sarabalis, C. J., Dahmani, Y. D., Patel, R. N., Mayor, F. M., McKenna, T. P., … & Safavi-Naeini, A. H. (2020). Efficient bidirectional piezo-optomechanical transduction between microwave and optical frequency. Nature communications, 11(1), 1-7.
70. Witmer, J. D., McKenna, T. P., Arrangoiz-Arriola, P., Van Laer, R., Wollack, E. A., Lin, F., … & Safavi-Naeini, A. H. (2020). A silicon‐organic hybrid platform for quantum microwave-to-optical transduction. Quantum Science and Technology, 5(3), 034004.
71. Dahmani, Y. D., Sarabalis, C. J., Jiang, W., Mayor, F. M., & Safavi-Naeini, A. H. (2020). Piezoelectric transduction of a wavelength-scale mechanical waveguide. Physical Review Applied, 13(2), 024069.
72. Sarabalis, C. J., Dahmani, Y. D., Cleland, A. Y., & Safavi-Naeini, A. H. (2020). S-band delay lines in suspended lithium niobate. Journal of Applied Physics, 127(5), 054501.
73. Lee, N. R., Pechal, M., Wollack, E. A., Arrangoiz-Arriola, P., Wang, Z., & Safavi-Naeni, A. H. (2020). Propagation of microwave photons along a synthetic dimension. Physical Review A, 101(5), 053807.
74. Datta, I., Chae, S.H., Bhatt, G.R. et al. Low-loss composite photonic platform based on 2D semiconductor monolayers. Nat. Photonics 14, 256–262 (2020). https://doi.org/10.1038/s41566-020-0590-4 [doi.org]
75. Lee, Brian S., Kim, Bumho, Freitas, Alexandre P., Mohanty, Aseema, Zhu, Yibo, Bhatt, Gaurang R., Hone, James and Lipson, Michal. “High-performance integrated graphene electro-optic modulator at cryogenic temperature” Nanophotonics, vol. 10, no. 1, 2021, pp. 99-104. https://doi.org/10.1515/nanoph-2020-0363 [doi.org]
76. Wang, Jiahui, et al. “Photonic modal circulator using temporal refractive-index modulation with spatial inversion symmetry.” Physical Review Letters 126.19 (2021): 193901.
77. Sarabalis, C. J., Van Laer, R., Patel, R. N., Dahmani, Y. D., Jiang, W., Mayor, F. M., & Safavi-Naeini, A. H. (2021). Acousto-optic modulation of a wavelength-scale waveguide. Optica, 8(4), 477-483.
78. UD Dave, M Lipson, “Low Loss Propagation in a Metal-clad Waveguide via PT-Symmetry Breaking”, CLEO: QELS_Fundamental Science, FW4D. 42019
79. Negar Reiskarimian, Aravind Nagulu, and Harish Krishnaswamy, “Non-reciprocal Electronics Based on Temporal Modulation,” invited and under review for Nature Electronics.
80. Ahmed Kord, Harish Krishnaswamy and Andrea Alù, “Magnetless Circulators with Spur Suppression Based on N-Way Cyclic-Symmetric Time-Varying Networks,” accepted and to appear in Physical Review Applied.
81. Mykhailo Tymchenko, Dimitrios Sounas, Aravind Nagulu, Harish Krishnaswamy, and Andrea Alù, “Quasi-electrostatic wave propagation beyond the delay-bandwidth limit using commutated multipath networks,” accepted and to appear in Physical Review X.
82. Aravind Nagulu and Harish Krishnaswamy, “Non-Magnetic CMOS Switched-Transmission-Line Circulators with High Power Handling and Antenna Balancing: Theory and Implementation,” invited and to appear in the IEEE Journal of Solid-State Circuits.
83. UD Dave, M Lipson “Efficient Conversion to Very High Order Modes in Silicon Waveguides” CLEO: Science and Innovations, SM3J. 6 2019 (in submission for publication)
84. I Datta, SH Chae, GR Bhatt, B Li, Y Yu, C Park, J Park, L Cao, DN Basov, J. Hone, M. Lipson, “Composite photonic platform based on 2D semiconductor monolayers” CLEO: QELS_Fundamental Science, FTu3C. 2 2019 (in submission for publication) 
85. I Datta, SH Chae, GR Bhatt, B Li, Y Yu, C Park, J Park, L Cao, DN Basov, J. Hone, M. Lipson, “Low-loss composite photonic platform based on 2D semiconductor monolayers, arXiv preprint arXiv:1906.00459 2019 (in submission for publication) 
86. I Datta, SH Chae, GR Bhatt, B Li, Y Yu, C Park, J Park, L Cao, DN Basov, J. Hone, M. Lipson, “Low-loss composite photonic platform based on 2D semiconductor monolayers”  2019 (in review, Nature Photonics)
87. N. A. Mortensen, S. I. Bozhevolnyi, and A. Alù, “Topological Photonics,” Nanophotonics, Special Issue on Topological Photonics, Vol. 8, No. 8, pp. 1315-1317, July 16, 2019.
88. R. Duggan, J. del Pino, E. Verhagen, and A. Alù, “Optomechanically Induced Birefringence and Optomechanically Induced Faraday Effect,” Physical Review Letters, Vol. 123, No. 2, 023602 (7 pages), July 9, 2019, online at: https://arxiv.org/abs/1904.05463.
89. A. Kord, M. Tymchenko, D. L. Sounas, H. Krishnaswamy, and A. Alù, “CMOS Integrated Magnetless Circulators Based on Spatiotemporal Modulation Angular-Momentum Biasing,” IEEE Transactions on Microwave Theory and Techniques, Vol. 67, No. 7, pp. 2649-2662, July 1, 2019, online at: https://arxiv.org/abs/1902.06935.
90. M. Cotrufo, and A. Alù, “Excitation of Single-Photon Embedded Eigenstates in Coupled Cavity-Atom Systems,” Optica, Vol. 6, No. 6, pp. 799-804, June 10, 2019, online at: https://arxiv.org/abs1805.03287.
91. C. Scarborough and A. Grbic, “Accelerated N-path network analysis using the Floquet scattering matrix method,” IEEE Trans. on Microwave Theory and Techniques, under review, submitted Jun. 2019.
92. L. Quan, and A. Alù, “Passive Acoustic Metasurface with Unitary Reflection Based on Nonlocality,” Physical Review Applied, Vol. 11, No. 5, 054077 (9 pages), May 28, 2019.
93. G. D’Aguanno, D. L Sounas, H. M. Sayed, and A. Alù, “Nonlinearity-Based Circulator,” Applied Physics Letters, Vol. 114, No. 18, 181102 (4 pages), May 7, 2019.
94. Negar Reiskarimian, Aravind Nagulu, Tolga Dinc and Harish Krishnaswamy, “Non-Reciprocal Electronic Devices – a Hypothesis Turned into Reality,” (invited paper) IEEE Microwave Magazine, vol. 20, no. 4, pp. 94-111, April 2019.
95. S. Buddhiraju, Y. Shi, A. Song, C. Wojcik, M. Minkov, I. A. D. Williams, A. Dutt, and S. Fan, “Absence of unidirectionally propagating surface plasmon-polaritons in nonreciprocal plasmonics”, Arxiv: 1809:05100 (2019, submitted).
96. Z. Wu and A. Grbic. “Serrodyne frequency translation using time-modulated metasurfaces,” arXiv preprint arXiv:1905.06792, 2019, under review (minor revisions requested), submitted Mar. 2019.
97. Negar Reiskarimian, Tolga Dinc, Jin Zhou, Tingjun Chen, Mahmood Baraani Dastjerdi, Jelena Diakonikolas, Gil Zussman and Harish Krishnaswamy, “A One-Way Ramp to a Two-Way Highway: Integrated Magnetic-Free Non-Reciprocal Antenna Interfaces for Full Duplex Wireless,” (invited paper) IEEE Microwave Magazine, vol. 20, no. 2, pp. 56-75, Feb. 2019.
98. Z. Wu, Y. Ra’di, A. Grbic, “Tunable metasurfaces: A polarization rotator design,” Physical Review X, vol. 9, 011036, Feb. 22, 2019.
99. S. A. Mann, D. L. Sounas, and A. Alù, “Breaking Lorentz Reciprocity to Overcome the Time-Bandwidth Limit in Physics and Engineering,” Optica, Vol. 6, No. 1, pp. 104-110, January 17, 2019, online at: http://arxiv.org/abs/1804.07420.
100. Y. Mazor, and A. Alù, “Non-Reciprocal Hyperbolic Propagation over Moving Metasurfaces,” PhysicalReview B, Vol. 99, No. 4, 045407 (5 pages), January 8, 2019, online at: http://arxiv.org/abs1809.01638.
101. M. A. Miri, and A. Alù, “Exceptional Points in Optics and Photonics,” Science, Vol. 363, No. 6422, p. 42 (11 pages), January 4, 2019.
102. A. Kord, D. L. Sounas, Z. Xiao, and A. Alù, “Broadband Cyclic-Symmetric Magnetless Circulators and Theoretical Bounds on their Bandwidth,” IEEE Transactions on Microwave Theory and Techniques, Special Issue for the 2018 International Microwave Symposium, Vol. 66, No. 12, pp. 5472-5481, December 12, 2018, online at: http://arxiv.org/abs/1805.01945.
103. A. Krasnok, and A. Alù, “Coherent Optics for Energy Transfer, Storage and Release,” Optics and  Photonics News, Year in Optics, Vol. 29, No. 12, p. 40, December 1, 2018.
104. A. Kord, D. L. Sounas, and A. Alù, “Active Microwave Cloaking Using Parity-Time Symmetric Satellites,” Physical Review Applied, Vol. 10, No. 5, 054040 (15 pages), November 19, 2018.
105. Aravind Nagulu, Tolga Dinc, Zhicheng Xiao, Mykhailo Tymchenko, Dimitrios Sounas, Andrea Alu, and Harish Krishnaswamy, “Non-reciprocal Components Based on Switched Transmission Lines,” IEEE Transactions on Microwave Theory and Techniques, vol. 66, no. 11, pp. 4706-4725, November 2018.
106. Negar Reiskarimian, Aravind Nagulu, Tolga Dinc and Harish Krishnaswamy, “Integrated Conductivity-Modulation-Based RF Magnetic-Free Non-Reciprocal Components: Recent Results and Benchmarking,” (invited paper) IEEE Antennas and Wireless Propagation Letters, vol. 17, no. 11, pp. 1798-1982, November 2018.
107. C. Caloz, and A. Alù, “Guest Editorial: Special Cluster on Magnetless Nonreciprocity in Electromagnetics,” IEEE Antennas and Wireless Propagation Letters, Vol. 17, No. 11, pp. 1931-1937, October 29, 2018.
108. D. Correas-Serrano, A. Alù, and J. S. Gomez-Diaz, “Magnetic-Free Non-Reciprocal Photonic Platform Based on Time-Modulated Graphene Capacitors,” Physical Review B, Vol. 98, No. 16, 165428 (10 pages), October 19, 2018.
109. C. Caloz, A. Alù, S. Tretyakov, D. L. Sounas, K. Achouri, and Z. L. Deck-Leger, “Electromagnetic Nonreciprocity?,” Physical Review Applied, Vol. 10, No. 4, 047001 (26 pages), October 1, 2018, online at: https://arxiv.org/abs/1804.00235 and https://arxiv.org/abs1804.00238.
110. D. Ramaccia, D. L. Sounas, A. Alù, F. Bilotti, and A. Toscano, “Non-Reciprocity in Antenna Radiation Induced by Space-Time Varying Metamaterial Cloaks,” IEEE Antennas and Wireless Propagation Letters, Special Cluster on Magnet-Less Nonreciprocity in Electromagnetics, Vol. 17, No. 11, pp. 1968-1972, September 17, 2018.
111. D. L. Sounas, N. A. Estep. A. Kord, and A. Alù, “Angular-Momentum Biased Circulators and Their Power Consumption,” IEEE Antennas and Wireless Propagation Letters, Special Cluster on Magnet-Less Nonreciprocity in Electromagnetics, Vol. 17, No. 11, pp. 1963-1967, September 4, 2018, (invited paper).
112. A. Mock, D. L. Sounas, and A. Alù, “Tunable Orbital Angular Momentum Radiation from Angular Momentum-Biased Microcavities,” Physical Review Letters, Vol. 121, No. 10, 103901 (6 pages), September 4, 2018.
113. Negar Reiskarimian, Mahmood Baraani Dastjerdi, Jin Zhou and Harish Krishnaswamy, “Analysis and Design of Commutation-Based Circulator-Receivers for Integrated Full-Duplex Wireless,” IEEE Journal of Solid-State Circuits, vol. 53, no. 8, pp. 2190-2201, August 2018.
114. Andrea Alu and Harish Krishnaswamy,” Artificial Nonreciprocal Photonic Materials at GHz and THz frequencies,” (invited paper) MRS Bulletin, 43(6), 436-442. doi:10.1557/mrs.2018.126.
115. D. L. Sounas, and A. Alù, “Non-Reciprocity Based on Nonlinear Resonances,” IEEE Antennas and Wireless Propagation Letters, Special Cluster on Magnet-Less Nonreciprocity in Electromagnetics, Vol. 17, No. 11, pp. 1958-1962, August 24, 2018, (invited paper).

 

Invited, Keynote and Plenary Talks

Plenary and Keynote Talks

1. Fan, “Exploring non-trivial topology in synthetic dimensions”, Active Photonic Platforms XI, SPIE Annual Meeting, August 25, 2020 (keynote talk).
2. Fan, “Topology in Synthetic and Momentum Spaces”, In MetaNano 2020, September 16, 2020 (keynote talk).
3. Fan, “Topology in the frequency synthetic dimension”, in the Waves in Time-Varying Media Workshop Series, organized by Imperial College London. March 31, 2021. (plenary talk).
4. Krishnaswamy, “The Third Wireless Revolution,” (plenary lecture) 2021 IEEE WAMICON (plenary talk).
5. Alù, “Active, Time-Varying and Nonlinear Metasurfaces for Enhanced Wireless Communications,” Joint European Conference on Networks and Communications (EUCNC) & 6G Summit, Porto, Portugal, June 8-11, 2021, (keynote talk).
6. Alù, “New Frontiers for Wave Engineering Using Metamaterials,” European Microwave Week, Utrecht, Netherlands, January 10-15, 2021, (plenary talk).
7. Alù, “Optical Metamaterials Based on Broken Symmetries,” Smart Nanomaterials (SNAIA 2020), Paris, France, December 8-11, 2020, (plenary talk).
8. Alù, “Extreme Wave Interactions in Metamaterials with Broken Symmetries,” MRS Fall and Fall Meeting & Exhibit, Boston, MA, November 28-December 4, 2020, (plenary talk).
9. Alù, “Exotic Light-Matter Interactions in Metamaterials with Broken Symmetries,” MRS Fall and Fall Meeting & Exhibit, Boston, MA, November 28-December 4, 2020, (tutorial talk).
10. Alù, “Harnessing Broken Symmetries in Metamaterials for Sensing Applications,” Istituto Nazionale di Ottica (INO)Annual Symposium, Boston, MA, November 28-December 4, 2020, (keynote talk).
11. Alù, “Exotic Wave-Matter Interactions in Metamaterials Based on Broken Symmetries,” International Mechanical Engineering Congress & Exposition (IMECE), Portland, OR, November 15-19, 2020, (plenary talk).
12. Alù, “Harnessing Broken Symmetries for Extreme Wave Phenomena,” Simons MPS Annual Meeting, New York, NY, October 15-16, 2020, (plenary talk).
13. Alù, “Broken Symmetries in Phononic and Mechanical Metamaterials,” Nanoscience Days, October 6-7, 2020, (plenary talk).
14. Alù, “Non-Reciprocal and Topological Photonics Based on Optical Pumping,” SPIE Optics + Photonics, San Diego, CA, August 23-27, 2020, (keynote talk).
15. Alù, “Time-Variations and Gain for the Next Generation of Metamaterials,” Joint Conference of the IEEE International Frequency Control Symposium & IEEE International Symposium on Applications of Ferroelectrics (IEEE IFCS-ISAF), Keystone, CO, July 19-23, 2020, (plenary talk).
16. Michal Lipson, Nano Photonics of 2D Materials, Spain, Virtual Conference, July 13-16, 2020 – Plenary
17. Michal Lipson, Metamaterial Virtual Conference, September 28-October 1, 2020 – Plenary

 

Invited Talks

18. Michal Lipson, U.S. Army Workshop on Quantum, Virtual, November 4-6, 2020 – Invited talk
19. Michal Lipson, OFC 2021 Online Conference, June 7-11, 2021 invited
20. Alù, “Magnet-Free Routes to Nonreciprocal Photonics,” ECOC 2020, Brussels, Belgium, December 6-10, 2020, (invited talk).
21. Alù, “Virtual Absorption and Gain Through Excitation at Complex Frequencies,” National Radio Science Meeting, January 4-9, 2021, (invited talk).
22. Alù, “Gain-Free Routes to Parity-Time Symmetry and Non-Hermitian Physics,” SPIE Photonics West, San Francisco, CA, March 6-11, 2021, (invited talk).
23. Alù, “Homogenization and Effective Constitutive Parameters of Electromagnetic Metamaterials,” 15th European Conference on Antennas and Propagation (EUCAP), Virtual Conference, March 22-26, 2021, (invited talk).
24. Alù, “Spatio-Temporal Metasurfaces,” International Microwave Symposium, Atlanta, GA, June 6-11, 2021, (invited talk).
25. Fan, “Computing and imaging processing with photonic structures”, Department Colloquium, Department of Electrical and Computer Engineering, Boston University, November 19, 2020 (invited talk).
26. Fan, “Computing with photonic structures”, Colloquium, College of Optical Science, University of Arizona, December 3, 2020 (invited talk).
27. Nagulu and H. Krishnaswamy, “Conductivity-Modulated Metastructures: From Non-Reciprocal Components and Miniaturized True Time Delay to Photonic Floquet Topological Insulators,” 2021 IEEE IMS/RFIC Workshop (Spatiotemporal Metastructures for Microwave Applications), June 2021.
28. Krishnaswamy, “New Functionalities and Applications Enabled by Time-Varying Circuits,” 2021 IEEE Custom Integrated Circuits Conference Forum (Essential Analog Innovations), May 2021.
29. [Invited Tutorial] Amir Safavi-Naeini, “Scaling up Microwave Quantum Machines: Acoustic and Electro-Optic Technologies”, July 2020, IEEE IFCS-ISAF 2020
30. Safavi-Naeini, ICTP summer school “Frontiers of nanomechanical systems”. September 2020.
31. Safavi-Naeini, “Photonic Links for Quantum Technologies”, WE Hereaus Seminar, June 2021

 

Conference Talks

32. Ipshita Datta, Sang Hoon Chae, Gaurang R. Bhatt, Baichang Li, Yiling Yu, Chibeom Park, Jiwoong Park, Linyou Cao, D. N. Basov, James Hone, and Michal Lipson
    2 CLEO: QELS_Fundamental Science (CLEO_QELS) 2019
33. Corato-Zanarella, X. Ji, A. Mohanty, U. D. Dave, A. L. Gaeta, and M. Lipson, “Overcoming the Trade-Off Between Loss and Dispersion in Microresonators,” in Conference on Lasers and Electro-Optics, OSA Technical Digest (Optical Society of America, 2020), paper STh1J.1
34. Zhu, U. D. Dave, M. Lipson and C. Zheng, “Inverse Geometric Design of Fabrication-Robust Nanophotonic Waveguides,” 2020 Conference on Lasers and Electro-Optics (CLEO), 2020, pp. 1-2.
35. Scarborough and A. Grbic, “A novel boundary condition for spatially-discrete traveling-wave modulation,” Waves in Time-Varying Media Workshop Series, poster, June 30, 2021, Finalist, OSA Early Career Best Poster Competition.
36. Wu, C. Scarborough, and A. Grbic, “Space-time modulated metasurfaces with finite stixel size: Three Operation Regimes,” Waves in Time-Varying Media Workshop Series, poster, June 30, 2021, Finalist, OSA Early Career Best Poster Competition.
37. Scarborough and A. Grbic, “The interpath relation for spatially-discrete traveling-wave modulated structures,” European Conference on Antennas and Propagation (EuCAP), Dusseldorf, Germany, pp. 1-4, 2021, Mar. 22-26, 2021 (invited), First Place in Best Student Paper Award and Finalist for Best Electromagnetics Paper Award.
38. Wu, C. Scarborough and A. Grbic, “Retroreflective subharmonic frequency translation with a spatiotemporal metasurface,” International Congress on Advanced Electromagnetic Materials in Microwaves and Optics (Metamaterials), pp. 1-3, New York, NY, Sept. 28-Oct. 3, 2020.
39. Scarborough and A. Grbic, “Modified Floquet boundary condition for open boundary problems with N-Path symmetry,” International Congress on Advanced Electromagnetic Materials in Microwaves and Optics (Metamaterials), pp. X027-X029, New York, NY, Sept. 28-Oct. 3, 2020, Exceptional Student Contributions Award.
40. Salas and A. Grbic, “A phase conjugating metasurface,” International Congress on Advanced Electromagnetic Materials in Microwaves and Optics (Metamaterials), pp. 1-3, New York, NY, Sept. 28-Oct. 3, 2020.
41. Wu, C. Scarborough, and A. Grbic, ” A Spatio-temporally modulated metasurface as a free-space N-path system,” European Conference on Antennas and Propagation (EuCAP), Copenhagen, Denmark, 2020, pp. 1-2, accepted (invited), finalist, Best Electromagnetics Paper Award.
42. Anat Siddharth, Terence Blesin, Hao Tian, Wenle Weng, Rui Ning Wang, Junqiu Liu, Sunil A. Bhave, and Tobias J. Kippenberg, “Optical Gyrator and Microwave-to-Optical Converter using HBAR modes”, CLEO US 2021 and CLEO Europe 2021.
43. Tian, J. Liu, A. Siddharth, Terence Blesin, T. J. Kippenberg and S. A. Bhave, “X-band AOM on chip”, IEEE MEMS (January 2021).
44. Tian, J. Liu, C. Skehan, A. Siddharth, T. J. Kippenberg and S. A. Bhave, “A Nitride Ring Isolator”, CLEO (2020).
45. S. Mirmoosa, T. T. Koutserimpas, G. A. Ptitcyn, S. A. Tretyakov, and R. Fleury, From polarizability to effective permittivity of time-varying materials, Fourteenth International Congress on Artificial Materials for Novel Wave Phenomena (Metamaterials), pp. 6-8, DOI:10.1109/Metamaterials49557.2020.9285035, 2020
46. H. Mostafa, G. Ptitcyn, and S. Tretyakov, Dipole antennas with time-varying body and shape, Fourteenth International Congress on Artificial Materials for Novel Wave Phenomena (Metamaterials), pp. 063-065, 2020.
47. Ptitcyn, F. S. Cuesta, and S. A. Tretyakov, Coherent retroreflectors for realization of bound states in waveguides, Fourteenth International Congress on Artificial Materials for Novel Wave Phenomena (Metamaterials), pp. 118-120, DOI:10.1109/Metamaterials49557.2020.9285052, 2020
48. Ptitcyn, X. Wang, A. Díaz-Rubio, V. S. Asadchy, M. S. Mirmoosa, S. Fan, and S. A. Tretyakov, Nonreciprocity in uniform time-varying materials using spatial dispersion, Fourteenth International Congress on Artificial Materials for Novel Wave Phenomena (Metamaterials), pp. 096-098, DOI:10.1109/Metamaterials49557.2020.9285038, 2020
49. Wang, A. Díaz-Rubio, H. Li, S. A. Tretyakov, A. Alù, Multifunctional nonreciprocal metasurfaces based on spatiotemporal modulation, 14th European Conference on Antennas and Propagation (EuCAP), 2020
50. Wang, A. Díaz-Rubio, V. Asadchy, G. Ptitcyn, M. S. Mirmoosa, S. A. Tretyakov, Temporal modulation of bianisotropic metasurfaces for unidirectional wave amplification, 14th European Conference on Antennas and Propagation (EuCAP), 2020
51. Aravind Nagulu*, Sasank Garikapati*, Mostafa Essawy, Igor Kadota, Tingjun Chen, Arun Natarajan, Gil Zussman, and Harish Krishnaswamy, “Full-Duplex Receiver with Wideband Multi-Domain FIR Cancellation Based on Stacked-Capacitor, N-Path Switched-Capacitor Delay Lines Achieving >54dB SIC Across 80MHz BW and >15dBm TX Power-Handling,” in the 2021 IEEE International Solid-State Circuits Conference, pp. 100-101, Feb. 2021 (*: equal contributors).
52. Mohammad Khorshidian and Harish Krishnaswamy, “An Impedance-Transforming N-Path Filter Offering Passive Voltage Gain,” in the 2021 IEEE International Solid-State Circuits Conference, pp. 366-367, Feb 2021.
53. Nagulu*, A. Kord*, X. Ni*, A. Alu, and Harish Krishnaswamy, “Dispersion-Free Floquet Topological Insulator on a Chip Based on Magnetless, Ultra-Compact Quasi-Electrostatic Meta-Molecules,” in Metamaterials 2020, Sep. 2020 (*: equal contributors).
54. Aravind Nagulu, Aditya Gaonkar, Sohail Ahasan, Tingjun Chen, Gil Zussman and Harish Krishnaswamy, “A Full-Duplex Receiver Leveraging Multiphase Switched-Capacitor-Delay Based Multi-Domain FIR Filter Cancelers,” in the 2020 IEEE RFIC Symposium, Jun 2020, pp. 43-46.
55. Aravind Nagulu, Mykhailo Tymchenko, Andrea Alu and Harish Krishnaswamy, “Ultra Compact, Ultra Wideband, DC-1GHz CMOS Circulator Based on Quasi-Electrostatic Wave Propagation in Commutated Switched Capacitor Networks,” accepted and to appear in the 2020 IEEE RFIC Symposium, June 2020, pp. 55-58 (nominated for Best Student Paper Award).
56. Van Laer, R., Jiang, W., Sarabalis, C., Patel, R., Mayor, F., McKenna, T., … & Safavi-Naeini, A. (2020). Piezo-optomechanics in lithium niobate on silicon-on-insulator for microwave-to-optics conversion. Bulletin of the American Physical Society, 65.
57. Patel, R., McKenna, T., Wang, Z., Witmer, J., Jiang, W., Wollack, E., … & Safavi-Naeini, A. (2020). Optomechanical Quantum State Tomography. Bulletin of the American Physical Society, 65.
58. McKenna, T., Witmer, J., Patel, R., Herrman, J., Jiang, W., Arrangoiz-Arriola, P., … & Safavi-Naeini, A. (2020). A Lithium Niobate Electro-Optic Transducer for Quantum Networks. Bulletin of the American Physical Society, 65.
59. Mayor, Felix, Wentao Jiang, et al. “Compact Transducer for GHz phononic Circuit on thin-Film Lithium Niobate on Sapphire”, July 19-23, 2020, IEEE IFCS-ISAF

 

Seminars

1. Grbic, “Extreme Field Control with Electromagnetic Metasurfaces,” Electrical Engineering Department Seminar Series, Electrical Engineering Department, University of Notre Dame, Mar. 2021
2. Grbic, “Extreme Field Control with Electromagnetic Metasurfaces,” Electrical and Computer Engineering Distinguished Lecture Series, Department of ECE, University of Toronto, Feb. 2021.
3. Grbic, C. Scarborough, Z Fritts, and Z. Wu, “Analysis and design of N-path systems: space-time modulated circuits and metasurfaces” in Virtual Workshop, WMH:Spatiotemporal Metastructures for Microwave Applications, International Microwave Symposium, Atlanta, GA, June 2021.
4. Krishnaswamy, “Confluence of Electromagnetics, Circuits and Systems Enables The Third Wireless Revolution,” IEEE MTT-SCV Monthly Seminar, June 2021, IEEE MTT-SCV Chapter.
5. Alù, July 2, 2021, “Metamaterial Technologies to Control Light, Radio Waves and Sound”, Lyteloop (webinar)
6. Alù, June 30, 2021: “Metasurfaces for Radio-Frequency and Wireless Systems”, Electronica, S.p.A., Roma, Italy
7. Alù, June 29, 2021: “Harnessing Broken Symmetries for Extreme Wave Phenomena”, Langevin summer school ‘Wave propagation and control in complex media’ (webinar)
8. Alù, June 15, 2021: “Metasurfaces for Wireless Applications”, CACI EGS Labs (webinar)
9. Alù, May 13, 2021: “Dialogues on Metamaterials”, CLEO Workshop (webinar)
10. Alù, April 28, 2021: “Metamaterials with Broken Symmetries”, Center for Nanoscale Materials, Argonne National Laboratory (webinar)
11. Alù, April 15, 2021: “Exotic Wave-Matter Interactions in Metamaterials” Distinguished Lecture, IEEE AP-MTT Bangalore Chapter (webinar)
12. Alù, Mar. 31, 2021: “Extreme Wave Phenomena in Time-Varying Metamaterials”, Plenary Talk at Waves in Time-Varying Media Workshop Series, Imperial College (webinar)
13. Alù, Mar. 18, 2021: “Exotic Interactions with Light and Sound in Metamaterials”, Distinguished Lecture, University of Toronto, Dept. of Electrical Engineering (webinar)
14. Alù, Mar. 9, 2021: “Metamaterial Technologies to Control Light, Radio Waves and Sound”, Collins Aerospace (webinar)
15. Alù, Mar. 9, 2021: “Reconfigurable Intelligent Surfaces”, 42nd European Doctoral school on Metamaterials (webinar)
16. Alù, Feb. 26, 2021: “Exotic Interactions with Light and Sound in Metamaterials with Broken Symmetries”, National Engineers Week, Northeastern University (webinar)
17. Alù, Feb. 16, 2021: “Metasurfaces for Wireless Communications”, European School of Antennas ‘Antenna Systems for 5G Communications’ (webinar)
18. Alù, Feb. 11, 2021: “Exotic Wave-Matter Interactions Based on Metamaterials”, University of Pavia, Department of Physics (webinar)
19. Alù, Feb. 4, 2021: “Optical Metamaterials Based on Broken Symmetries”, New York City College of Technology, Department of Physics (webinar)
20. Alù, Jan. 19, 2021: “Metamaterials with Broken Symmetries”, Max Planck Institute of Quantum Optics (webinar)
21. Alù, Dec. 16, 2020: “Exotic Wave-Matter Interactions in Metamaterials with Broken Symmetries”, ITMO University (webinar)
22. Alù, Nov. 17, 2020: “Optical Metamaterials Based on Broken Symmetries”, Tel Aviv University (webinar)
23. Alù, Nov. 6, 2020: “Exotic Wave-Matter Interactions in Metamaterials Based on Broken Symmetries”, University of Illinois at Chicago (webinar)
24. Alù, Oct. 29, 2020: “Metamaterials Based on Broken Symmetries”, University of Buffalo (webinar)
25. Alù, July 29, 2020: “New Frontiers for Wireless Technology Based on Metamaterials°, Sunway Technologies, Inc. (webinar)

 

Panels

1. Krishnaswamy, “Missing arrow in my quiver – The one component that I’d kill to have but doesn’t exist on an IC today” 2021 IEEE Custom Integrated Circuits Conference, April 2021.
2. A, Alù, Nov. 12, 2020: “Metasurface Opportunities for Reconfigurable Radio Environments”, NSF workshop on “Reconfigurable Radio Environments for Enhanced Spectrum Access (webinar=

 

Conference Papers and Presentations, 2019-2018

1. Negar Reiskarimian, Mykhailo Tymchenko, Andrea Alu and Harish Krishnaswamy, “Breaking Time-Reversal Symmetry Within Infinitesimal Dimensions Through Staggered Switched Networks,” accepted and to appear inMetamaterials 2019.
2. Aravind Nagulu, Mykhailo Tymchenko, Andrea Alu and Harish Krishnaswamy, “N-Way, Ultra-Broadband, Magnetic-Free Non-Reciprocity Based on Angular Momentum Biasing in Commutated Multipath NetworksWith Infinitesimal Form-Factor,” accepted and to appear inMetamaterials 2019.
3. Aravind Nagulu, Mykhailo Tymchenko, Andrea Alu and Harish Krishnaswamy, “Ultra-Compact, Passive, Reconfigurable, CMOS Circulator-Coupler Based on Commutated Multipath Networks,” accepted and to appear inMetamaterials 2019.
4. Salas, Z. Wu, C. Scarborough, and A. Grbic, “Floquet analysis of a time-modulated metasurface,” International Congress on Advanced Electromagnetic Materials in Microwaves and Optics (Metamaterials), pp. 1-3, Rome, Italy, Sept. 16-19, 2019.
5. Grbic, C. Scarborough, F. Salas, and Z. Wu, “Time-modulated metamaterials and metasurfaces: Design and Analysis,” International Conference on Electromagnetics in Advanced Applications (ICEAA), pp. 1-2, Granada Spain, Sept. 9-13, 2019 (invited).
6. Aravind Nagulu, Negar Reiskarimian, Tolga Dinc, and Harish Krishnaswamy, “Spatio-Temporal Conductivity Modulation: A Pathway Towards CMOS Compatible, Low Loss, Magnetic-Free Non-Reciprocity,” invited and to appear inMETA 2019, the 10th International Conference on Metamaterials, Photonic Crystals and Plasmonics.
7. Aravind Nagulu and Harish Krishnaswamy, “Non-Magnetic 60GHz SOI CMOS Circulator Based on Loss/Dispersion-Engineered Switched Bandpass Filters,” in the2019 IEEE International Solid-State Circuits Conference (ISSCC) Digest of Technical Papers,  446-448, Feb. 2019.
8. Mahmood Baraani Dastjerdi, Sanket Jain, Negar Reiskarimian, Arun Natarajan and Harish Krishnaswamy, “Full-Duplex 2×2 MIMO Circulator-Receiver with High TX Power Handling Exploiting MIMO RF and Shared-Delay Baseband Self-Interference Cancellation,” in the2019 IEEE International Solid-State Circuits Conference (ISSCC) Digest of Technical Papers, pp. 448-450, Feb. 2019.
9. Aravind Nagulu, Andrea Alu and Harish Krishnaswamy, “Magnet-Free CMOS Passive Circulator Based on Spatio-Temporal Conductivity Modulation with >1W Power Handling and Loss-Free Antenna Tuning Across 1.85 VSWR.” in the2018 IEEE AP-S URSI, July 2018.
10. Jose Bahamonde, John Kymissis, Andrea Alu and Harish Krishnaswamy, “1.95GHz Circulator based on a Time-Modulated Electro-Acoustic Gyrator,” in the2018 IEEE AP-S URSI, July 2018.
11. Aravind Nagulu, Andrea Alu and Harish Krishnaswamy, “Fully-Integrated Non-Magnetic 180nm SOI Circulator with >1W P1dB, >+50dBm IIP3 and High Isolation Across 1.85 VSWR.” in the2018 IEEE RFIC Symposium, June 2018, pp. 104-107 (Best Student Paper Award – 1^st Place).
12. Wu and A. Grbic, “Serrodyne frequency translation using time-modulated metasurfaces,” IEEE International Symposium on Antennas and Propagation, pp. 1-2, Atlanta, GA, July 7-12, 2019.
13. Scarborough and A. Grbic, “Modified Floquet scattering matrix method for solving N-path networks,” IEEE International Symposium on Antennas and Propagation, pp. 1-2, Atlanta, GA, July 7-12, 2019.
14. Fan, “Aspects of plasmonic device theory: absence of one-way modes in non-reciprocal plasmonics, and graphene plasmonic reflectors”, The 9th International Conference on Surface Plasmon Photonics (SPP9), Copenhagen, Denmark, May 30, 2019.
15. Fan, “Nontrivial topology from simple photonic structures”, American Physical Society March Meeting, Boston, Massachusetts, March 6, 2019.
16. Fan, “Impact of nonlocality on non-reciprocal plasmons”, The Winter Colloquium on the Physics of Quantum Electronics (PQE-2019), Snowbird, Utah, January 11, 2019.
17. Scarborough and A. Grbic, “N–Path Network Analysis Using the Floquet Scattering Matrix Method,” USNC-URSI CFP National Radio Science Meeting, Boulder, pp. 1 (abstract), CO, Jan. 9-12, 2019.
18. Fan, “Dynamically photonic structures: non-reciprocity, gauge potential, and synthetic dimensions”, Physics Colloquium, Shanghai Jiao Tong University, Shanghai, China, November 13, 2018.
19. Fan, “Dynamic photonic structures: non-reciprocity, gauge potential, and synthetic dimensions”, AP483 Optics and Electronics Seminar Series, Ginzton Laboratory, Stanford University, Stanford, California, October 15, 2018.