Invited Seminars & Colloquiums

1. December 2022 Recent Advances in Nanotechnology-Enabled RF Devices, Circuits and Antennas for Internet-of-Things, International College of Semiconductor Technology, National Yang Ming Chiao Tung Universtiy.
2. Feb 2021 Optical Metamaterials for Tailoring and Enhancing Light-Matter Interactions, TII Metamaterials and Applications Seminar.
3. Mar 2020 Low-Noise and Zero-Power Wireless Microsensors for Internet-of-Things Applications, Illinois Institute of Technology (rescheduled due to COVID-19).
4. Mar 2019 Toward Batter-Free and Low-Noise Wireless Micro/Nano-Sensors, Nebraska Center for Materials and Nanoscience (NCMN) Seminar Series.
5. Jan 2019  All-Plasmonic Manipulation and Harvesting of Light, Department of Photonics, National Chiao Tung University.
6. Nov 2018 Enhanced sensitivity in non-Hermitian RF and optical sensors, CUNY Advanced Science Research Center.
7. Sep 2018 Zero-Power Wireless Microsensors for Internet-of-Medical-Things, Department of Electrical and Computer Engineering, University of Illinois at Chicago.
8. Aug 2018 Wireless Microsensors for Healthcare Internet-of-Things, Department of Mechanical Engineering, University of Missouri.
9. Apr 2018 Short Course: Miniaturize Microstrip Antennas, Maxim Integrated Inc..
10. Apr 2018 Loss- and Noise-Immune Wireless Microsensors for Healthcare Internet-of-Things, Department of Electrical Engineering, Pennsylvania State University.
11. Apr 2018 Loss- and Noise-Immune Wireless Microsensors for Healthcare Internet-of-Things, Department of Electrical and Computer Engineering, University of Illinois at Chicago.
12. Mar 2018 Loss- and Noise-Immune Wireless Microsensors for Healthcare Internet-of-Things, Department of Electrical and Computer Engineering, University of Iowa.
13. Feb 2018 Loss- and Noise-Immune Wireless Microsensors for Healthcare Internet-of-Things, Department of Electrical and Computer Engineering, Florida International University.
14. Jan 2018 Ultrasensitive and Non-Invasive Graphene Nanosensors: From RF to Infrared, School of Electronic Information and Electrical Engineering, Shanghai Jiao Tung University, Shanghai, China.
15. Nov 2017 Active/Passive Graphene Plasmons for Nanobiosensing, Herriot-Watt University, Scotland, United Kingdom.
16. Apr 2017 Loss and Noise-Immune Wireless Microsensors, Department of Electrical Engineering, Texas Technological University.
17. Mar 2016 Loss and Noise-Immune Wireless Microsensors, Maxim Integrated Inc..
18. Feb 2017 Ultrasensitive and Non-invasive Graphene Nanobiosensors, Department of Electrical Engineering, University of Nebraska Lincoln.
19. Dec 2016 Ultrasensitive and Non-invasive Graphene Nanosensors: From RF to Infrared, Southeast University, Southeast University, Nanjing, China.
20. Dec 2016 All-plasmonic Detection and Harvest of Light, University of Michigan-Shanghai Jiao Tong University Joint Institute, Shanghai, China.
21. Nov 2016 All-Plasmonic MIR Photodetection and Energy Harvesting, Nano Seminar, University of Michigan Ann Arbor.
22. Oct 2016 Graphene Plasmonics and Nano-electromagnetism for Biosensing Applications, Nano Science and Technology Center, University of Central Florida.
23. Sep 2016 Graphene Nano-electromagnetism: Plasmonic, Photonic and Biosensing Applications,  Department of Physics, Michigan Technological University.
24. Jul 2016 Nano-electromagnetism: Plasmonics, Electromagnetics, and Circuits, Wright-Patterson Air Force Base-Air Force Research Laboratory.
25. Apr 2016 Graphene Nano-electromagnetism: Plasmonic, Electromagnetic, and Circuit Properties, Department of Electrical and Computer Engineering, University of Texas at Austin.
26. Nov 2015 Plasmonics and Metamaterials: Novel Architectures to Manipulate and Enhance Light-Matter Interactions, Department of Physics, Wayne State University.
27. Sep 2015 Nanoantennas, Metasurfaces and Metamaterials to Manipulate and Enhance Light-Matter Interactions, Ann Arbor OSA, University of Michigan Ann Arbor.
28. Apr 2015 Nanoantenna for Light-Wave Mixing, Rectification, Sensing, and Energy Harvesting, IEEE Southeastern Michigan Section Meeting, University of Michigan Dearborn.
29. Jan 2015 From Metamaterials to Metadevices: Exploring Invisibility, Micro/Nano Sensing and Communication, King Abdullah University of Science and Technology (KAUST), Saudi Arabia.
30. Oct 2014 Fascinating Applications of Metamaterials and Plasmonics in RF and Optical Regimes, Department of Computer Science, Wayne State University, Detroit, Michigan.
31. May 2014 From Metamaterials to Metadevices: Exploring Invisibility, Micro/Nano Sensing and Communication, and Energy Harvesting,” Oak Ridge National Laboratory, Knoxville, Tennessee.
32. Apr 2014 From Metamaterials to Metadevices: Exploring Invisibility, Micro/Nano Sensing and Communication, and Energy Harvesting, Department of Electrical and Computer Engineering, Wayne State University, Detroit, Michigan.
33. Apr 2013 Fascinating Applications of Metamaterials and Plasmonics: Cloaking, Sensing, Energy Harvesting and Wireless Communication, Department of Electrical and Computer Engineering, Polytechnic Institute of New York University (NYU-Poly), New York City, New York.
34. Feb 2013 The Fascinating Physics and Applications of Plasmonic Materials and Metamaterials, City University of New York (CUNY), New York City, New York.
35. Nov 2012 All-Graphene THz Interconnects, Devices and Wireless Circuits, Intel Inc., Hillsboro, Oregon.

Conferences

1. P. Y. Chen, “Self-Dual Lasing and Antilasing in PT-Symmetric Metasurfaces and Their Applications,” 2022 IEEE 10th Asia-Pacific Conference on Antennas and Propagation ( APCAP), Xiamen, China, December 2022 (virtual; invited talk).

2. Z. Ye, M. Yang, N. Alsaab, and P. Y. Chen, “A Wireless, Zero-Power and Multiplexed Sensor for Wound Monitoring,” 2022 IEEE Sensors Conference, Dallas, Texas, October 2022.

3. P. Y. Chen and M. Farhat, “Metasurface Laser-Emitter and its Sensing and Cryptographic Application,” International Congress on Engineered Material Platforms for Novel Wave Phenomena, Siena, Italy, September 2022 (invited talk).
4. P. Y. Chen, “Optical Sensing and Cryptography Using Metasurface Laser-Absorber,” 2022 IEEE Research and Applications of Photonics in Defense Conference (RAPID), Miramar Beach, Florida, September 2022 (invited talk).
5. P. Y. Chen, “Higher-Order PT-Symmetric Telemetry for Wireless Microsensors,” The 17th International Conference on Nano/Micro Engineered and Molecular Systems (NEMS), Kaohsiung, Taiwan, April 14-17,  2022 (invited talk). 
6. L. Zhu and P. Y. Chen, “Low-RCS and Low-ECC Transparent Meta-Radomes Based on a Conductive Nanocomposite,” 2021 IEEE International Symposium on Antennas and Propagation, Montreal, Canada, July 2020
7. M. Sakhdari, M. Hajizadegan, and P. Y. Chen, “Divergent Exceptional Points: A Promising Tool for Telemetric Sensing,” 2021 USNC-URSI National Radio Science Meeting, Boulder, Colorado, January 2021 (invited talk).
8. E. Torabi, P. Y. Chen, and D. Erricolo, “Reconfigurable Leaky Wave Antenna Based On Embedded Liquid Crystal,” 2021 USNC-URSI National Radio Science Meeting, Boulder, Colorado, January 2021.
9. Y. H. Chen, and P. Y. Chen, “Fast and Accurate Radiation Pattern Evaluation using Generative Adversarial Network,” 2021 USNC-URSI National Radio Science Meeting, Boulder, Colorado, January 2021.
10. E. Torabi, A. Rozhkova, P. Y. Chen, and D. Erricolo, “Compact and Reconfigurable Leaky Wave Antenna Based on a Tunable Substrate Integrated Embedded Metasurface,” 2020 IEEE International Symposium on Antennas and Propagation, Montreal, Canada, July 2020.
11. L. Zhu, P. Y. Chen, and C. Zhang, “High-Performance, Transparent and Flexible Antenna Based on Conductive Nanocomposites,” 2020 IEEE International Symposium on Antennas and Propagation, Montreal, Canada, July 2020.
12. L. Zhu, P. Y. Chen, and C. Zhang, “High-Performance Flexible Microwave Antennas with Ultra-high Visible Transparency,” 2020 International Conference on Electromagnetics in Advanced Applications (ICEAA), Honolulu, Hawaii, August 2020.
13. P. Y. Chen, “Realization of Low-loss Epsilon-near-zero Properties Using PT-symmetric Metasurfaces,” Progress In Electromagnetics Research Symposium (PIERS) 2019, Xiamen, China, December 2019 (invited talk).
14. P. Y. Chen, “Superdirective Radiation from Photopumped 2D-material Metasurfaces,” Progress In Electromagnetics Research Symposium (PIERS) 2019, Xiamen, China, December 2019.
15. Y. He, Y. Li, and P. Y. Chen, “Homogenization Theory for Substrate-Integrated Metasurface and Its Applications in Scaling of Electromagnetic Devices,” 2019 International Conference on Electromagnetics in Advanced Applications (ICEAA), Granada, Spain, September 2019.
16. M. Hajizadegan, L. Zhu and P. Y. Chen, “Highly Directive Leaky-Wave Antennas Based on PT-Symmetric Metasurfaces,” 2019 International Conference on Electromagnetics in Advanced Applications (ICEAA), Granada, Spain, September 2019.
17. D. Erricolo, P. Y. Chen, A. Rozhkova, E. Torabi, H. Bagci, A. Shamim, and X. Zhang, “Machine Learning in Electromagnetics: A Review and Some Perspectives for Future Research,” 2019 International Conference on Electromagnetics in Advanced Applications (ICEAA), Granada, Spain, September 2019.
18. P. Y. Chen, “PT-Symmetric Telemetric Sensor Systems with Divergent Exceptional Points,” META 2019, Lisbon, Portugal, July 2019.
19. M. Hajizadegan and P. Y. Chen, “A PT-Symmetric Metasurface and Its Exotic Waveguiding and Radiation Properties,” META 2019, Lisbon, Portugal, July 2019 (invited talk).
20. Zhu and P. Y. Chen, “A Compact, Zero-Power and Low-Noise Harmonic-Transponder for Liquid and Moisture Sensing,” 2019 IEEE International Symposium on Antennas and Propagation, Atlanta, Georgia, July 2019.
21. Sakhdari and P. Y. Chen, “Efficient and Misalignment-Robust PT-Symmetric Wireless Power Transfer,” 2019 IEEE International Symposium on Antennas and Propagation, Atlanta, Georgia, July 2019.
22. Hajizadegan and P. Y. Chen, “Gesture Recogniation Based On the Portable and Flexible Silver Ink SRR panel and Machine Learning Technique,” 2019 IEEE International Symposium on Antennas and Propagation, Atlanta, Georgia, July 2019.
23. P. Y. Chen, “Controlling Leaky-Wave by Parity-Time Symmetric Metasurfaces,” 2019 IEEE MTT-S International Conference on Numerical Electromagnetic and Multiphysics Modeling and Optimization (IEEE NEMO), Cambridge, June 2019.
24. P. Y. Chen, “Singularity-Enhanced Sensitivity in PT-Symmetric Telemetric Sensor Systems,” IEEE MTT-S International Conference on Numerical Electromagnetic and Multiphysics Modeling and Optimization (IEEE NEMO), Cambridge, June 2019.
25. L. Zhu and P. Y. Chen, “High-Performance Optical Rectennas Using Thermally Oxidized Two-Dimensional Materials,” 63rd International Conference on Electron, Ion, and Photon Beam Technology and Nanofabrication (EIPBN), Minneapolis, May 2019 (invited talk).
26. P. Y. Chen, “Efficient Hot-Electron Transfer in metal-insulator-semiconductor hyperbolic metamaterials,” International Symposium on Electromagnetic Theory (EMTS 2019), San Diego, California, May 2019 (invited talk).
27. P. Y. Chen, “Ultrasensitive Optical Sensing Based on Non-Hermitian Metasurfaces,” SPIE Defense + Security Conference (SPIE DCS), April 2019 (invited talk).
28. P. Y. Chen, “Ultra-Sensitivity in PT-Symmetric Non-Hermitian Radio-Frequency Biosensors,” KAUST Research Conference on New Trends in Biosensors and Bioelectronics, February 2019 (invited speaker).
29. O. Manoochehri, F. Farzami, D. Erricolo, P. Y. Chen, A. Darvazehban, A. Shamim,  and H. Bagci, “Design of a Corrugated Antipodal Vivaldi Antenna with Stable Pattern,” 2019 USNC-URSI National Radio Science Meeting, Boulder, Colorado, January 2019.
30. P. Y. Chen, D. Erricolo, Y. Li, A. Shamin, and H. Bagci, “Dispersion and Field Control in Metasurface-Implanted Waveguides,” 2019 USNC-URSI National Radio Science Meeting, Boulder, Colorado, January 2019.
31. Zhu, N. Alkhaldi, and P. Y. Chen, “A Compact Harmonic Sensor Based on a Dual-Resonant Microstrip Antenna Loaded with a Microfluidic Channel,” 2019 USNC-URSI National Radio Science Meeting, Boulder, Colorado, January 2019.
32. P. Y. Chen, “Higher-Order, Parity-Time Symmetric Electromagnetic Sensors,” 2019 International Conference on Electromagnetics in Advanced Applications, Cartagena, Colombia, September 2018 (invited talk).
33. M. Hajizadegan, M. Sakhdari, and P. Y. Chen, “PT-Symmetric Inductive Displacement Sensors,” 2018 IEEE International Microwave Workshop Series on Advanced Materials and Processes, Ann Arbor, July 2018.
34. P. Y. Chen and M. Sakhdari, “High-Order PT-Symmetric Telemetric Sensors with Singularity-Enhanced Sensitivity,” 2018 IEEE International Symposium on Antennas and Propagation, Boston, Massachusetts, July 2018.
35. M. Hajizadegan and P. Y. Chen, “Harmonics-Based RFID Sensor Based on Graphene Frequency Multiplier and Machine Learning,” 2018 IEEE International Symposium on Antennas and Propagation, Boston, Massachusetts, July 2018 (honorable mention in the student paper competition).
36. P. Y. Chen, “Active Graphene Plasmonics for Sensing and Lasing Applications in THz and Infrared Regimes,” Fundamental and Applied NanoElectroMagnetics 2018 (FANEM 2018), NATO program SPS, Minsk, Belarus, June 2018 (invited talk).
37. P. Y. Chen, “Hyperbolic Metamaterial-Based Plasmoelectronic Nanodevices for Infrared Detection and Energy Harvesting,” SPIE Defense + Security (SPIE DCS), Orlando, Florida, April 2018 (invited talk).
38. P. Y. Chen, “Sensitivity Enhancement by Parity-Time Symmetry in Wireless Telemetry Sensor Systems,” 2017 URSI General Assembly and Scientific Symposium, Montreal, Canada, August 2017.
39. P. Y. Chen, “Efficient Hot-Electron Harvesting by Hyperbolic Metamaterials,” META 17, Seoul, South Korea, July 2017 (invited talk).
40. M. Hajizadegan and P. Y. Chen, “A Self-powered Harmonic Sensor Based on Simple Graphene Circuit and Hybrid-Fed Antenna,” 2017 IEEE International Symposium on Antennas and Propagation, San Diego, California, June 2017 (honorable mention in the student paper competition).
41. P. Y. Chen, “Semiclassical Modeling of Individual and Arrayed Nanoantennas in Quantum Plasmonic Regime,” IMA-Novel Optical Materials, Minneapolis, Minnesota, March 2017.
42. M. Sakhdari and P. Y. Chen, “Ultrasensitive Telemetric Sensor Based on Adapted Parity-Time Symmetry,” 2017 IEEE International Symposium on Antennas and Propagation, San Diego, California, June 2017 (honorable mention in the student paper competition).
43. M. Hajizadegan and P. Y. Chen, “Ultrasensitive Parity-Time Symmetric Wireless Microsensors”, 2017 USNC-URSI National Radio Science Meeting, Boulder, Colorado, January 2017.
44. M. Sakhdari and P. Y. Chen, “Parity-Time-Reciprocal Symmetry in Radio-Frequency Electronics, 2017 USNC-URSI National Radio Science Meeting, Boulder, Colorado, January 2017.
45. A. Shahini, M. Hajizadegan, M. Sakhdari, M. M. C. Cheng, H. Huang, and P. Y. Chen, “Self-powered and Transparent All-graphene Biosensor,” IEEE Sensors 2016, Orlando, FL, October 2016 (selected as one of the 33 best papers for the conference with a travel grant).
46. P. Y. Chen, “Nonlinear and Plasmo-electronic Metasurfaces Using Plasmonic Nanoantennas,” Progress In Electromagnetics Research Symposium 2016 (PIERS 2016), Shanghai, China, August 2016 (invited talk).
47. P. Y. Chen, “Parity-Time Symmetric Graphene Metasurfaces,” Progress In Electromagnetics Research Symposium 2016 (PIERS 2016), Shanghai, China, August 2016 (invited talk).
48. M. Farhat, P. Y. Chen and H. Bagci, “Graphene Acousto-Optics,” Meta’ 16, Malaga, Spain, July 2016 (invited talk).
49. P. Y. Chen, “Enhanced Sensing and PT-Symmetry in Photoexcited Graphene Nanostructures,” Meta’ 16, Malaga, Spain, July 2016 (invited talk).
50. M. Farhat and P. Y. Chen, “Integrated Hyperbolic Metamaterial Devices for Efficient Rectification of Infrared Radiation,” CLEO 2016, San Jose, June 2016 (oral presentation).
51. P. Y. Chen and M. Farhat, “PT-Symmetric Terahertz Sensors Using Optically Pumped Graphene Metasurfaces,” CLEO 2016, San Jose, June 2016 (oral presentation).
52. M. Hajizadegan and P. Y. Chen, “Efficient Rectification of Infrared Radiation Using Nano-Rectennas and Slow-Light Microstructures,” 2016 IEEE International Symposium on Antennas and Propagation, Puerto Rico, June 2016 (finalist in the student paper competition).
53. M. Sakhdari and P. Y. Chen, “Transparent and Self-Activated Harmonic Sensor Using Integrated Graphene Antennas and Circuits,” 2016 IEEE International Symposium on Antennas and Propagation, Puerto Rico, June 2016 (finalist in the student paper competition).
54. M. Farhat, P. Y. Chen, S. Guenneau, H. Bagci, K. N. Salama, and A. Alu, “Cloaking in Diffusive Media Using Scattering Cancellation Technique,” 2016 IEEE International Symposium on Antennas and Propagation, Puerto Rico, June 2016.
55. M. Farhat, P. Y. Chen and H. Bagci, “Localized Acoustic Spoof Surface Plasmons,” 2016 IEEE International Symposium on Antennas and Propagation, Puerto Rico, June 2016.
56. M. Farhat, P. Y. Chen and H. Bagci, “Some Aspects of Graphene Plasmonics,” Nanotechnology discussion webinar on photonics, December 2015.
57. M. Farhat, M. Amin, P. Y. Chen, S. Guenneau, and H. Bagci, “Some Applications of Graphene Plasmonics and Metamaterials: Cloaking, Super-Absorption and Acousto-Optic Coupling,” Metamaterials 2015, Oxford, United Kingdom, September 2015 (keynote talk).
58. P. Y. Chen and M. Farhat, “Quantum Effects in Nanoantennas and Their Applications in Tunability, Mixing, and Rectification,” Meta’ 15, New York City, NY, August 2015.
59. M. Farhat and P. Y. Chen, “Infrared Beam-Steering Using Mechanically Modulated Graphene Monolayer,” Meta’ 15, New York City, NY, August 2015.
60. M. Farhat, P. Y. Chen, S. Guenneau, and H. Bagci, “Localized Acoustic Spoof Plasmons,” Meta’ 15, New York City, NY, August 2015 (invited talk).
61. P. Y. Chen and M. Farhat, “Quantum Nanoantenna for Tunability, Mixing, Rectification, and Harmonic Sensing,” 2015 IEEE International Symposium on Antennas and Propagation, Vancouver, Canada, July 2015.
62. P. Y. Chen and M. Farhat, “Generation of Terahertz Radiation with Optical Heterodyne by Nanoantenna-Coupled Tunneling Devices,” 2015 IEEE International Symposium on Antennas and Propagation, Vancouver, Canada, July 2015.
63. P. Y. Chen, M. Farhat, S. Guenneau, and H. Bagci, “Generation of Graphene Surface Plasmons and Their Applications in Beam Steering,” CLEO 2015, San Jose, May 2015 (oral presentation).
64. P.  Y. Chen and M. Farhat, “Quantum Nanoantennas for Making Nonlinear and Self-Modulatable Metasurface,” CLEO 2015, San Jose, May 2015.
65. Huang, P. Y. Chen, C. H. Hung, R. Gharpurey, and D. Akinwande, “Frequency Hopped Wireless Passive Sensing System with Harmonic Transponder Antenna Sensor,” 2015 IEEE MTT-S International Microwave Symposium, Phoenix, AZ, May 2015 (finalist in the student paper award).
66. M. Farhat and P. Y. Chen, “Infrared Beam-Steering Using Mechanically Modulated Graphene Monolayer,” Nanometa 2015, Seefeld, Austria, January 5-8, 2015.
67. D. J. Ironside, R. Salas, P. Y. Chen, K. Q. Le, A. Alù, S. R. Bank, “Employing Metamaterials for Enhanced THz Generation in Photomixers,” 2014 IEEE Photonics Conference, San Diego, CA, October 12-16, 2014.
68. J. Lee, C. Argyropoulos, P. Y. Chen, M. Tymchenko, F. Lu, F. Demmerle, G. Boehm, M. C. Amann, A. Alù, and M. A. Belkin, “Giant Nonlinear Response from Plasmonic Metasurfaces Coupled to Intersubband Polaritons,” SPIE Optics and Photonics, San Diego, CA, August 17-21, 2014 (invited talk).
69. J. Lee, C. Argyropoulos, P. Y. Chen, M. Tymchenko, F. Lu, F. Demmerle, G. Boehm, M. Amann, A. Alù, and M. A. Belkin, “Giant Nonlinear Response from Plasmonic Metasurfaces Coupled to Intersubband Transitions,” CLEO 2014, San Jose, CA, June 8-13, 2014.
70. J. Lee, S. Jung, P. Y. Chen, F. Lu, F. Demmerle, G. Boehm, M. Amann, A. Alù, and M. A. Belkin, “Ultrafast Voltage-Tunable Plasmonic Metamaterials Based on Intersubband Polaritons,”  CLEO 2014, San Jose, CA, June 8-13, 2014.
71. J. Lee, P. Y. Chen, C. Argyropoulos, A. Alù, and M. A. Belkin, “Metamaterials Based on Intersubband Polaritons,” Metamaterials 2013, Bordeaux, France, September 16-19,  2013 (invited talk).
72. Y. R. Padooru, P. Y. Chen, A. B. Yakovlev, and A. Alù, “Graphene Metasurface Makes the Thinnest Possible Cloak in the Terahertz Spectrum,” Metamaterials 2013, Bordeaux,  France, September 16-19, 2013.
73. P. Y. Chen, and A. Alù, “Nanoantenna-Enhanced Optical Heterodyning and Photoemission Nanodevices,” 2013 IEEE International Symposium on Antennas and Propagation, Lake Buena Vista, FL, July 7-12, 2013 (finalist in the student paper competition).
74. P. Y. Chen, and A. Alù, “All-Graphene Terahertz and Analog Nanodevices and Nanocircuits,” European Conference on Antennas and Propagation (EuCAP 2013), Goteborg, Sweden, April 8-12, 2013 (invited talk).
75. P. Y. Chen, and A. Alù, “Adaptable and Bandwidth-Configurable All-Graphene Terahertz Nanocircuits,” META’ 13, Sharjah, United Arab Emirates, March 18-22, 2013 (invited talk).
76. Y. R. Padooru, A. B. Yakovlev, P. Y. Chen, and A. Alù, “Analytical Modeling of Realistic Conformal Metasurface Cloaks with a Line-Source Excitation,” META’ 13, Sharjah, United Arab Emirates, March 18-22, 2013 (invited talk).
77. P. Y. Chen, and A. Alù, “THz Beamforming ing Graphene Devices,” IEEE Radio and Wireless Week, Austin, TX, January 20-23, 2013.
78. H. Huang, P. Y. Chen, M. Ferrari, Y. Hu, and D. Akinwande, “Dual Band Electrically Small Non-Uniform Pitch Ellipsoidal Helix Antenna for Cardiac Pacemakers,” IEEE Radio and Wireless Week, Austin, TX, January 20-23, 2013.
79. P. Y. Chen, and A. Alù, “Circuit Modeling of AC Performance of Graphene Nanodevices,” URSI-USNC National Radio Science Meeting, Boulder, CO, January 9-12, 2013.
80. P. Y. Chen, and A. Alù, “Terahertz Nanocircuits Based on Active Graphene Transmission-Lines,” URSI-USNC National Radio Science Meeting, Boulder, CO, January 9-12, 2013.
81. A. Alù, C. Argyropoulos, P. Y. Chen, F. Monticone, N. M. Estakhri, Y. Zhao “Nanoantenna Arrays to Tailor Absorption, Polarization and Nonlinear Effects,” 4th International Topical Meeting on Nanophotonics and Metamaterials (NanoMeta 2013), Seefild, Austria, January 3-6, 2013 (invited talk).
82. Y. R. Padooru, A. B. Yakovlev, P. Y. Chen, and A. Alù, “Analytical Modeling of Conformal Metasurface Mantle Cloaks for Cylindrical Objects,” Metamaterials 2012, St. Petersburg, Russia, September 17-22, 2012
83. P. Y. Chen, and A. Alù, “Electrodynamic Modeling of Nanostructured Graphene Metasurfaces and Their Applications,” USNC-URSI National Radio Science Meeting, Chicago, IL, USA, July 8-14, 2012 (invited talk).
84. P. Y. Chen, and A. Alù, “Integrated Infrared Nanodevices Based on Graphene Monolayers,” 2012 IEEE International Symposium on Antennas and Propagation, Chicago, IL, USA, July 8-14, 2012.
85. A. Alù, Y. Zhao, P. Y. Chen, B. Memarzadeh, G. V. Naik, A.V. Kildishev, H. Mosallaei, A. Boltasseva, V. Shalaev, and N. Engheta, “Low-Loss Optical Metamaterials and Metasurfaces,” USNC-URSI National Radio Science Meeting, Chicago, IL, USA, July 8-14, 2012.
86. Y. R. Padooru, A. B. Yakovlev, P. Y. Chen, and A. Alù, “Mantle Cloaking Using Sub-Wavelength Conformal Metallic Meshes and Patches,” 2012 IEEE International Symposium on Antennas and Propagation, Chicago, IL, USA, July 8-14, 2012.
87. A. Alù, P. Y. Chen, and X. X. Liu, “Optical Nanontennas for Enhancing Nonlinearities, Sensing, Optical Communications and Energy Harvesting,” 2012 IEEE International Workshop on Antenna Technology (iWAT): Small Antennas and Unconventional Applications, Tucson, AZ, USA, March 5-7, 2012 (invited keynote talk).
88. A. Alù, C. Argyropoulos, and P. Y. Chen, “Enhanced Nonlinear Effects in Metamaterials and Plasmonics,” META’ 12, Paris, France, April 19-22, 2012 (invited talk).
89. P. Y. Chen, and A. Alù, “Ultra-Broadband Mantle Cloak Using Non-Foster Negative-Impedance Metasurfaces,” USNC-URSI National Radio Science Meeting, Boulder, CO, USA, January 4-7, 2012 (plenary talk; 3rd prize award in the student paper competition).
90. M. Farhat, P. Y. Chen, S. Guenneau, S. Enoch, and A. Alù, “Frequency-Selective Surface Cloaking for Acoustic Waves,” Metamaterials 2011, Barcelona, Spain, October 10-15, 2011.
91. P. Y. Chen, and A. Alù, “Atomic-Scale Mantle Cloak Using a Graphene Monolayer,” Metamaterials 2011, Barcelona, Spain, October 10-15, 2011 (3rd prize award in the student paper competition).
92. P. Y. Chen, and A. Alù, “Mantle Cloaking Using Metasurfaces,” 7th International Congress on Industrial and Applied Mathematics (ICIAM 2011), Vancouver, Canada, July 18-22, 2011 (invited talk).
93. A. Alù, P. Y. Chen, C. Argyropoulos, “Metamaterial Cloaking Using Passive Metamaterials and Metasurfaces,” Applied Inverse Problems Conference, Minisymposium on Cloaking, College Station, TX, USA, May 23-27, 2011 (invited talk).
94. P. Y. Chen, and A. Alù, “Optical Nonlinear Metasurfaces Formed by Plasmonic Nanoantennas,” 2011 IEEE International Symposium on Antennas and Propagation, Spokane, WA, USA, July 3-8, 2011 (finalist in the student paper competition).
95. P. Y. Chen, and A. Alù, “Metamaterials and Metasurfaces Formed by Nanoantennas Loaded by Nonlinear Materials,” Metamaterials 2010, Karlsruhe, Germany, Sep. 16-19, 2010 (finalist in the student paper competition).
96. P. Y. Chen, M. Farhat, and A. Alù, “Tunable and Bistable Negative Optical Index with Square Loops Loaded with Nonlinear Materials,” Metamaterials 2010, Karlsruhe, Germany, Sep. 16-19, 2010.
97. P. Y. Chen, and A. Alù, “Patterned Metallic Surfaces to Realize 1-D, 2-D, and 3-D Ultrathin Invisibility Cloaks,” 2010 IEEE International Symposium on Antennas and Propagation, Toronto, Canada, July 11-17, 2010 (honorable mention in the student paper competition).
98. A. Alù, P. Y. Chen, N. Engheta, and S. Maci, “Multi-Band Cylindrical Antenna Realized by ɛ-Near-Zero Gap Launchers,” 4th European Conference on Antennas and Propagation, Barcelona, Spain, Apr. 12-16, 2010.
99. P. Y. Chen, C. H. Chen, H. Wang, J. H. Tsai, and W. X. Ni, “Optimal Design Synthesis of Miniaturized Metamaterials Using Genetic Algorithms,” Metamaterials 2008, Pamplona, Spain, Sep. 23-25 (2008).
100. P. Y. Chen, C. Chiu, S. C. Wu, and J. H. Tsai, “Simulation Study of Negative Magnetic Response Beyond 200 THz,” International Symposium on Nano Science and Technology, Tainan, Taiwan, Nov. 9-10, 2006.
101. H. C. Wen, W. P. Wang, P. Y. Chen, J. T. Luo, W. F. Wu, and C. P. Chou, “Surface Performance of Carbon Nanotubes Post-Treated by Fluorocarbon/oxygen Plasma,” International Conference on Nanometer-Scale Science and Technology 2006 (ICNST 2006), Switzerland, Jul. 30-Aug. 4, 2006.
102. H. C. Wen, W. P. Wang, P. Y. Chen, H. C. Chen, H. C. Cheng, and W. F. Wu, “Improvement in Field Emission From Needle-Shaped Carbon Nanotubes After Ar Plasma Treatment,” International Conference on Nanometer-Scale Science and Technology 2006 (ICNST 2006), Switzerland, Jul. 30-Aug. 4, 2006.
103. K. W. Cheng, P. Y. Chen, W. P. Wang, H. C. Cheng, C. S. Wu, and C. P. Chou, “Effect of Carbon Nanotubes Treated by Oxygen Plasma Post-Treatment on the Performance of Field Emission,” International Conference on Nanometer-Scale Science and Technology 2006 (ICNST 2006), Switzerland, Jul. 30-Aug. 4, 2006.