Conference

Conferences — 2027

• B. Wang*, Y. Shen^~, “Reading topological light from one-dimensional spatial and temporal speckle sequences,” SPIE Photonics West "Complex Light and Optical Forces XXI" 1 - 4 February 2027 

Conferences — 2026

• Trishita Das**, Maria Azhar, Yijie Shen^~, and Karin Everschor-Sitte-“Controlled Unwinding of Optical Hopfions to Lower Order Topological States” Photonics , 17 "International Conference on Fiber Optics and Photonics, 2026

• S. Schezwen**, Y. Shen^~, "Space-Time Vortices of Electrons" Optics & Photonics Taiwan International Conference 2026 (OPTIC 2026) National Tsing Hua University (NTHU), Hsinchu City, Taiwan during December 4-6, 2026

• Y. Lyu*, "Domain Knowledge-Guided Generative Deep Learning Methods for Metantenna Design," IEEE 14th Asia-Pacific Conference on Antennas and Propagation (APCAP 2026), Workshop on Machine Learning-Driven Innovations in Antenna and Electromagnetic Engineering, Chengdu, China, August 3–6, 2026. Invited Talk

• Y. Lyu* et al., "Physics-Guided Generative Design of Dual-Polarized Wide-Angle Metasurfaces," IEEE 14th Asia-Pacific Conference on Antennas and Propagation (APCAP 2026), Chengdu, China, August 3–6, 2026. Invited Talk

• Y. Lyu* et al., "Generative Design of a Continuous-Phase Programmable Transmissive Metasurface for Low-Scan-Loss Multibeam Satellite Communications," 2026 International Symposium on Antennas and Propagation (ISAP 2026), Chengdu, China, October 27–30, 2026. Invited Talk

• Y. Shen^~, "Meta-photonic topologies: from concept to applications" IPS26 (Institute of Physics Singapore meeting 2026) 28-30 October, Invited Talk

• Z. Guo*, N. Mata-Cervera, Y. Shen, "Optical skyrmions: from classical to quantum" IPS26 (Institute of Physics Singapore meeting 2026) 28-30 October

• H. Xie, Z. Guo, N. Mata-Cervera, Y. Shen, "Topologies in three-photon entanglement states" IPS26 (Institute of Physics Singapore meeting 2026) 28-30 October

• Y. Wang, B. Wang, E. A. Chan, J.-Y. Ou, S. Li, Z. Guo, X. Xie, M. Kishida, C.-C. Chen, Y. Shen "Nanometric Localization with Structured Light" IPS26 (Institute of Physics Singapore meeting 2026) 28-30 October

• Y. Shen^~, Z. Guo, B. Wang, J. Yang, L. Wu, [CLP Qingjin Seminar & CDPT-SPMS Seminar] - “NTU–SUTD Intelligent Topological Light Seminar” Organizer

• J. Wang, S. Pang, B. Wang*, L. Shi*, K.Y. Bliokh*, Y. Shen^~ "Topological Wateronic Tweezers" Twistoptics 2026, July 20-23, Donostia-San Sebastián, Spain

• J. Schwab, Z. Che, Y. Zhang, J. Ye, C. Cheng, L. Shi*, J. Zi*, Y. Shen^~, H. Giessen* "Twisted multilayer moiré water waves topologically robust to disorder" Twistoptics 2026, July 20-23, Donostia-San Sebastián, Spain

• Y. Shen^~ “Topological Light Waves from Metamaterials” The 17th International Conference on Information Optics and Photonics (ClOP 2026), China, 24-27 July, 2026 Inivted Talk

• Y. Liu, J. Sun*, Y. Shen^~, J. Zhou "Multicolor optical Skyrmions emerging from spherulite crystals" The 17th International Conference on Information Optics and Photonics (ClOP 2026), China, 24-27 July, 2026

• Y. Shen^~ “Topological light for communicating, sensing, and trapping” ICFO Seminar, The Institute of Photonic Sciences, 15 Jul, 2026, Barcelona, Spain Inivted Talk

• Y. Shen^~ “'Twistronics of topological waves” University of Stuttgart 4th-PI seminar Seminar, Jul 16, 2026, Stuttgart, Germany

• W. Luan, W. Chen, Z. Muhammad, X. Yu, Q. Wang, Y. Shen^~ "Robust generation of Meron texture by a non-local metasurface in the near-IR range" Sustainable Photonics Conference (SPC 2026) Hangzhou, China, July 15-17, 2026

• Z. Guo^~, Y. Shen^~ "Topological Robustness of Quantum Optical Skyrmions and Their Structured Light Engineering" European Optical Society Annual Meeting, EOSAM 2026, Tampere, Finland, 24-28 August 2026 Inivted Talk

• Y. Shen^~ “Topological Optical Textures from Metamaterials — Quasicrystal Metamaterials Session” The 5th China Metamaterials Conference, Jinan, China, 14-17 May 2026 Inivted Talk

• Y. Shen^~ “Topological Optical Textures from Metamaterials” International Symposium Il @ The 5th China Metamaterials Conference, Jinan, China, 14-17 May 2026 Inivted Talk

• Y. Shen^~, "Topological Light Waves from Metamaterials" The 48th PIERS 2026, Suzhou, China, 27-31 Jul 2026. (Inivted Talk @ Multifunctional Metasurfaces: Fundamentals and Applications 1)

• Y. Shen^~, "Topological Wave Matter Interaction" The 48th PIERS 2026, Suzhou, China, 27-31 Jul 2026. (Inivted Talk @
  Exotic and Emerging Topological Phenomenon in Photonics and Phononics 1 & 2)

• L. Chen, Y. Shen^~, "Topologically Robust Communication and Intelligent Sensing" The 48th PIERS 2026, Suzhou, China, 27-31 Jul 2026. (Inivted Talk @ Recent Developments of Diffractive Optical Sensors Using Machine Learning 3)

• L. Chen, X. Li, Y. Shen^~, Q. Ma, J. You, "Programmable Skyrmions with Ultrafast Control for Communication, Sensing, and Harmonic Modulation" The 48th PIERS 2026, Suzhou, China, 27-31 Jul 2026.

• Y. Shen^~, “Meta-photonic topologies for multidimensional communications " The 8th International Conference on Optical Angular Momentum (ICOAM), Graz (Styria, Austria), June 15-19, 2026 Invited Talk

• M. Azhar, S. C. Shaju, T. Das*, R. Knapman, A. Pignedoli, Y. Shen^~, K. Everschor-Sitte, "From Skyrmions to Twistons to Hopfions: Topological Textures Beyond Homotopy Groups of Spheres" META 2026, DUBLIN – IRELAND, JULY 14 – 17, 2026

• T. Das*, M. Azhar, K. Everschor-Sitte, Y. Shen^~, "Continuous Unwinding of Optical Hopfions to Lower Order Topological States" (FTU1C.2) Conf. Lasers & Electro-Optics (CLEO) 2026 Charlotte, North Carolina, USA, from 17-21 May 2026

• H. Zhao, Y. Zhang, I. Nape, S. Wu, Y. Ji, C. Zhang, Y. Shen^~, A. Forbes*, L. Feng*, "On-chip photon entanglement-assisted topology loading and transfer" (FTH4A.2) Conf. Lasers & Electro-Optics (CLEO) 2026 Charlotte, North Carolina, USA, from 17-21 May 2026

• Y. Chen, F. Liu, X. Xiong, X. Xie*, H. Sun, Y. Liu, K. Cui, X, Feng, W. Zhang, Y. Shen^, Y. Huang, "Tying Electrons into Knots" (FW2F. 3) Conf. Lasers & Electro-Optics (CLEO) 2026 Charlotte, North Carolina, USA, from 17-21 May 2026

• Y. Shen^~, “Axion Sources in 3D Topological Light Waves,” NANOMETA 2026,06-09 JANUARY 2026, SEEFELD IN TIROL, AUSTRIA Invited talk

◊ Highlighted by Nature Review Electrical Engineering (2026)
◊ Won the NTU GlobalResearch Excellence Award for Travel (GREAT)

Conferences — 2025

• 1.      Y. Shen^~ "Topological Light Waves" 2025 International Conference on the Cooperation and Integration of Industry, Education, Research and Application Forum on Optoelectronics, Wuhan, China Keynote Talk

• 2.      N. Mata-Cervera*, D. K. Sharma, R. Paniagua-Dominguez, M. A. Porras, Y. Shen^~, "Observation of the non-diffraction of natural skyrmions with subwavelength confinement around optical vortices" IPS Meeting 2025 - 24-26 September, Singapore

• 3.      C. Zhang*, Z. Guo, A. Vetlugin, Y. Shen^~, "Topological robustness of quantum skyrmions in complex media" IPS Meeting 2025 - 24-26 September, Singapore

• 4.      Y. Shen^~ "Topological light matter interaction" Autumn PIERS 2025, Chiba, Japan, 5-9 Nov 2025 Invited Talk

• 5.      Y. Shen^~ "Topological Optical Textures from Metamaterials" Autumn PIERS 2025, Chiba, Japan, 5-9 Nov 2025 Invited Talk

• 6.      W. Yu**, Y. Shen^~ "Higher-order Space-time Wave Packets and Their Gouy-phase Dynamics" Autumn PIERS 2025, Chiba, Japan, 5-9 Nov 2025

• 7.      Q. Zhang, Y. Shen^~, S. Lin "Skyrmion Creation and Encoding in Chiral Magnets via Poincaré Beams" Autumn PIERS 2025, Chiba, Japan, 5-9 Nov 2025

• 8.      W. Lin, N. Mata-Cervera, Y. Ota, Y. Shen^~, S. Iwamoto "Periodic Hopfion Topologies in Spatiotemporally Structured Light Beams" Autumn PIERS 2025, Chiba, Japan, 5-9 Nov 2025

• 9.      D. K. Sharma, N. Mata-Cervera*, R. M. Veetil, T.W.W. Mass, Y. Shen^~, M. A. Porras, R. Paniagua-Dominguez "Singular Focal Intensity and Topological Polarization Texture in Scaler Vortex Beams" Autumn PIERS 2025, Chiba, Japan, 5-9 Nov 2025

• 10.   Y. Wang**, E. A. Chan, B. Wang**, Y. Shen^~, J.-Y. Ou "Nanometric Location Assisted by Structured Light" Autumn PIERS 2025, Chiba, Japan, 5-9 Nov 2025

• 11.   X. Xi**, Y. Shen^~, "Topological Magnetic Lattices for On-chip Nanoparticle Trapping and Sorting " Autumn PIERS 2025, Chiba, Japan, 5-9 Nov 2025

• 12.   N. Mata-Cervera*, Y. Shen^~, "Topological light waves form metamaterials" META 2025, the 15th International Conference on Metamaterials, Photonic Crystals and Plasmonics, Torremolinos - Malaga, Spain, from 22 to 25 July, 2025 Invited Talk

• 13.   X. Xie**, Y. Shen^~, "Topological light waves manipulating particles" Photonics M3 Conference (Manufacturing, Manipulation, Measurement), Bali, Indonesia, 1-4 August 2025 Invited Talk

• 14.   Y. Shen^~, "Topological light waves form metamaterials" International Photonics and Optoelectronics Meeting (POEM), Wuhan, Chian, 15-17 May 2025 Invited Talk

• 15.   B. Wang, Z. Che, L. Shi, Y. Shen, K.Y. Bliokh, J. Zi, "Topological Water-wave Structures Manipulating Particles" Spring PIERS 2025, Abu Dhabi, UAE, 4-8 May 2025 Invited Talk

• 16.   P. Shi, X. Gou, Q. Zhang, Y. Shen, X.-C. Yuan "Spintwistronics: Photonic Bilayer Topological Lattices Tuning Extreme Spin-orbit Interactions" Spring PIERS 2025, Abu Dhabi, UAE, 4-8 May 2025 Invited Talk

• 17.   Z. Wang, J. Pan, Y. Meng, X. Fu, Y. Shen^~, Q. Liu, "Photonic Landau Levels in an Astigmatic Frequency-degenerate Laser" Spring PIERS 2025, Abu Dhabi, UAE, 4-8 May 2025

• 18.   Y. Shen^~, "Toroidal, Skyrmionic, and Helical Light Pulses" Spring PIERS 2025, Abu Dhabi, UAE, 4-8 May 2025 Invited Talk

• 19.   N. Mata-Cervera*, D.K. Sharma, Y. Shen^~, R. Paniagua-Dominguez, M.A. Porras, "Optical Skyrmions of Vortex Darkness" Spring PIERS 2025, Abu Dhabi, UAE, 4-8 May 2025

• 20.   V. Mancoisl, K, Limt, H, Wu, Y. Shen and D. Wilkowskil "Configurable Quantum Simulator for Few Atoms in a Super-Resolved Optical Tweezers" META 2025 | 15th Conference on Metamaterials, Torremolinos, Spain, 22 to 25 July 2025

• 21.   D. K. Sharma, N. Mata-Cervera, R. M. Veetil, T. W. W. Mass, Y. Shen, M. A. Porras, R. Paniagua-Dominguez, "Dielectric Metasurfaces for Realizing Vortex Beams with Singular Focal Intensity and Topological Polarization Texture" ICMAT 2025, 12th International Conference on Materials for Advanced Technologies, Singapore, 30 June - 4 July 2025

• 22.   B. Wang**, T. Das*, Y. Peng, K. Xia, Z. Shen, Y. Shen^~, "From disorder to recognition: topology-enhanced AI for robust, fast and secure structured light characterization" Emerging Topics in Artificial Intelligence (ETAI) 2025, SPIE Optics + Photonics, 3 - 7 August 2025, San Diego, USA

• 23.   Y. Shen^~ and H. Wang, “Topological optical textures of free space,” SPIE Photonics West, San Francisco, California, United States, 25 - 30 January 2025. Invited Talk

Conferences — 2024

• 1.      Y. Shen^~, “Topological light of free space” 5th International Workshop on Quantum and Topological Nanophotonics (QTN), Singapore, 19-21 Nov 2024. Invited Talk

• 2.      T. Das, B. Wang, Y. Shen^~, “AI driven vectorial structured light analysis incomplex media” 5th International Workshop on Quantum and Topological Nanophotonics (QTN), Singapore, 19-21 Nov 2024.

• 3.      P. Chen, K. X. Lee, T. C. Meiler, Y. Shen, “Topological Momentum Skyrmions in Multipole Scattered Fields” 5th International Workshop on Quantum and Topological Nanophotonics (QTN), Singapore, 19-21 Nov 2024.

• 4.      V. Dev, T.-Y. Xia, A. Jamunkar, K. X. Lee, J. Zhou, V. Mancois, K. Lim, Z. Li, J. Yang, T. Nguyen, M. Aliyu, Z. Chen, Y. Shen, D. Wilkowski, "Precision-Driven Holographic Tweezers Arrays for quantum processor" 5th International Workshop on Quantum and Topological Nanophotonics (QTN), Singapore, 19-21 Nov 2024.

• 5.      C. Mitra, C. Madasu, L. Gabardos, C. C. Kwong, Y. Shen, D. Wilkowski, J. Ruostekoski "Transfer of Skyrmion Structure from Light to Ultracold Atomic Ensemble" 2024 Conference on Lasers and Electro-Optics Pacific Rim (CLEO-PR) Technical Digest Series (Optica Publishing Group, 2024), paper Mo2C_2

• 6.      Y. Shen, “Topological light waves” Nature Conference, Disruptive Photonics Technologies 2024, Guangzhou, China, 15-17 Nov 2024.

• 7.      T. He, Y. Meng, Y. Shen, Q. Xiao “Optical skyrmions from metafibers with subwavelength features” Nature Conference, Disruptive Photonics Technologies 2024, Guangzhou, China, 15-17 Nov 2024. Outstanding Poster Award.

• 8.      Y. Shen, “Topological optical skyrmions of free space-time” IPS Meeting, Institute of Physics Singapore, Singapore, 2 - 4 Oct 2024, Plenary Talk.

• 9.      L. Gabardos, C. Mitra, C. Madasu, C. C. Kwong, Y. Shen, D. Wilkowski, J. Ruostekoski, “Topological optical Skyrmion transfer to matter” IPS Meeting, Institute of Physics Singapore, Singapore, 2 - 4 Oct 2024.

• 10.   Y. Shen, “Optical skyrmions of free space-time” Seventh International Conference on Optical Angular Momentum (ICOAM), Kruger National Park, South Africa, 24 - 28 June 2024, Invited Talk

• 11.   Y. Shen, "Topologically Complex Singular Electromagnetic Waves" PhotonIcs and Electromagnetics Research Symposium (PIERS), Chengdu, China, 21-25 April 2024, Invited Talk

• 12.   Y. Shen, "High-dimensional Nonseparable States of Light" PhotonIcs and Electromagnetics Research Symposium (PIERS), Chengdu, China, 21-25 April 2024, Invited Talk

• 13.   Z.-H. Zhu, C. Rosales-Guzmán, Y. Shen, "Synthesis and Characterization of Spin-orbit States: From Digital Devices to Geometric Phase and Nonlinear Toolkits" PhotonIcs and Electromagnetics Research Symposium (PIERS), Chengdu, China, 21-25 April 2024, Invited Talk

• 14.   R. Wang, B.-Z. Wang, N. I. Zheludev, Y. Shen, "Observation of Skyrmionic Textures in Toroidal Electromagnetic Pulses" PhotonIcs and Electromagnetics Research Symposium (PIERS), Chengdu, China, 21-25 April 2024, Invited Talk

• 15.   V. Mancois, K. Lim, H. Wu, N. Zheludev, Y. Shen, D. Wilkowski, "Superoscillatory tweezer arrays for subwavelength trapping and manipulation of cold atoms" META 24, Toyama, Japan, July 16th - 19th 2024

• 16.   T. Chang, G. Adamo, J.-K. So, E. A. Chan, N. Papasimakis, Y. Shen, N. Zheludev, "Experimental Realization of the Slepian-Pollak Tomographic Imaging: Super-Resolution for Limited-size Objects" Metamaterials'2024, Crete, Greece, September 9th - 14th 2024

• 17.   N. Mata-Cervera, D. K. Sharma, R. M. Veetil, T. W.W. Mass, M. A. Porras, and R. Paniagua-Dominguez, "Observation of Exploding Vortex Beams Generated by Amplitude and Phase All-Dielectric Metasurfaces" Seventh International Conference on Optical Angular Momentum (ICOAM), Kruger National Park, South Africa, 24 - 28 June 2024

• 18.   Z. Chen, T. Y. Xia, A. Jamunkar, A. M. Mujaheed, L. C. Kwek, V. Scarani, H. K. Ng, S. Touzard, Y. Shen~, J. l. Latorre, S. A. Chan, K. X. Lee, K. Lim, V. Mancois, D. Wilkowski, "Toward Digital and Analogue Quantum Processors Using Neutral Atom Arrays" CQT’s Scientific Advisory Board, Singapore (2024)

Conferences — 2023

• 1.      Y. Shen^~, “Topological photonic skyrmions of free space-time,” FiO LS 2023, Frontiers in Optics + Laser Science conference, 09 - 12 October 2023, Tacoma, Washington, USA, Invited Talk

• 2.      N. Papasimakis, Y. Shen, N. I. Zheludev, "Supertoroidal Electrodynamics" International Conference on Electromagnetics in Advanced Applications (ICEAA-IEEE APWC), Venice, Italy, 09-13 October 2023

• 3.      Y. Shen^~, “Topological photonic skyrmions of free space-time,” 3rd Edition of Annual Conference on Lasers, Optics, Photonics, Sensors, Bio Photonics & Ultrafast Nonlinear Optics (LOPS 2023) June 02-05 2023, Invited Talk.

• 4.      Y. Shen^~, “Topological photonic quasiparticles of free space-time,” WITS OPTICS International Day of Light Talk, 16 May 2023, Wits University, Johannesburg, South Africa, Invited Talk

• 5.      Y. Shen^~, “Diffraction-Free Propagating Skyrmions: Optical von Kármán Vortex Streets,” International Symposium on Plasmonics and Nanophotonics (ISPN 2023), 11-14 July 2023, Singapore, Invited Talk

• 6.      Y. Shen^~, “Toroidal skyrmions of free space-time,” The 44th PIERS (PhotonIcs and Electromagnetics Research Symposium), 3 - 6 July, 2023 in Prague, Czech, Invited Talk

• 7.      Y. Shen^~, “Topological photonic skyrmions of free space-time,” 3rd Editionof Annual Conference on Lasers, Optics, Photonics, Sensors, Bio Photonics & Ultrafast Nonlinear Optics (LOPS 2023) June 02-05 2023, Invited Talk

• 8.      L. Vignjevic, Y. Shen, S. Pidishety, N. Papasimakis, and N. I. Zheludev, "State tomography of complex electromagnetic pulses" CLEO/Europe-EQEC 2023, Munich, Germany, 26 - 30 June 2023.

• 9.      R. Kumar, Y. Shen, N. Papasimakis, and N. I. Zheludev, "Supertoroidal anapoles" CLEO/Europe-EQEC 2023, Munich, Germany, 26 - 30 June 2023.

• 10.   Z. Wang, Z. Zhan, A. Vetlugin, J.-Y. Ou, Q. Liu, Y. Shen^~, X. Fu, "Structured light analogy of quantum squeezed states" Conf. Lasers & Electro-Optics (CLEO) (2023), San Jose, California, USA, 7-12 May 2023.

• 11.   Y. Shen^~, “Topology, skyrmions, and superoscillation of structured light,” SPIE Photonics West, Complex Light and Optical Forces XVII. 28 January - 2 February 2023, San Francisco, California, United States, Invited Talk

Conferences — 2022 and before

• 1.      Y. Shen^~, “Optical Skyrmions with Tunable Topological Textures,” Optica Laser Congress 2022, 11-15 Dec 2022 | Barcelona, Spain.

• 2.      Y. Shen^~, J. Pan, H. Wang, and Q. Liu “Airy Coherent Vortices towards 3D Self-Accelerating Structured Light,” Optica Laser Congress 2022, 11-15 Dec 2022 | Barcelona, Spain.

• 3.      H Wang, X Yang, Y Shen^~, X Fu~, Q Liu~, "Physics-informed neural network for multi-singularity structured light recognition" Frontiers in Optics + Laser Science 2022 (FIO, LS), JW4B.18, Technical Digest Series, Optica, (2022).

• 4.      Y. Shen^~, N. Papasimakis; N. Zheludev, “Propagating Optical Skyrmions with Space-Time Superoscillatory Resolution,” Digital Holography and 3-D Imaging Meeting, 1-4 August 2022. Cambridge, UK.

• 5.      Y. Shen^~, N. Papasimakis, and N. I. Zheludev, “Supertoroidal skyrmions and space-time superoscillation of light,” SPIE Photonics Europe Symposium, Strasbourg, France (3rd – 7th April 2022, Invited Talk).

• 6.      Y. Shen*, N. Papasimakis, M. R. Dennis, and N. I. Zheludev, “Space-Time Superoscillations in Structured Light Pulses,” Conf. Lasers & Electro-Optics (CLEO) (2022), San Jose, California, USA, 15-20 May 2022.

• 7.      Y. Shen*, N. Papasimakis, and N. I. Zheludev, “Diffraction-Free Propagating Electromagnetic Skyrmions,” Conf. Lasers & Electro-Optics (CLEO) (2022), San Jose, California, USA, 15-20 May 2022.

• 8.      Z. Wan, Y. Shen, X. Fu, “Divergence-degenerate spatial multiplexing towards higher-dimensional optical communications,” Conf. Lasers & Electro-Optics (CLEO) (2022), San Jose, California, USA, 15-20 May 2022.

• 9.      J. Pan, Y. Shen, H. Wang, Q. Liu, “Galaxy waves: 3D inhomogeneous auto-accelerating beams,” Conf. Lasers & Electro-Optics (CLEO) (2022), San Jose, California, USA, 15-20 May 2022.

• 10.   Y. Shen, N. Papasimakis, M. R. Dennis, and N. I. Zheludev, “Space-Time Superoscillations in Structured Light Pulses,” Conf. Lasers & Electro-Optics (CLEO) (2022), San Jose, California, USA, 15-20 May 2022.

• 11.   Y. Shen, N. Papasimakis, and N. I. Zheludev, “Diffraction-Free Propagating Electromagnetic Skyrmions,” Conf. Lasers & Electro-Optics (CLEO) (2022), San Jose, California, USA, 15-20 May 2022.

• 12.   Y. Shen^~, “Structured light towards multiple degrees of freedom and high dimensions,” SPIE’s Laser Beam Shaping (LBS) conference, San Diego, California, United States (1 - 5 August 2021, Invited Talk)

• 13.   Y. Shen, Z. Wang; X. Yang, I. Nape, D. Naidoo, X. Fu, and A. Forbes, “Classically entangled vectorial structured light towards multiple degrees of freedom and higher dimensions,” Conf. Lasers & Electro-Optics (CLEO) STh1B.1. (2021)

• 14.   Y. Shen, A. Zdagkas1, S. Pidishety, N. Papasimakis, and N. I. Zheludev, “State Tomography of Space-Time “Entangled” Ultrafast Optical Pulses,” Conf. Lasers & Electro-Optics (CLEO) JTh3A.13. (2021)

• 15.   Y. Shen, Y. Hou, A. Zdagkas, N. Papasimakis, and N. I. Zheludev, “Skyrmionic Supertoroidal Light Pulses,” Conf. Lasers & Electro-Optics (CLEO) FM1J.7. (2021). ##

• 16.   J. Pan, Y. Shen , H. Wang, Z. Wang, Z. Wan, X. Fu, H. Zhang, and Q. Liu "Intracavity-Mode-Conversion Structured-Light Laser," Conf. Lasers & Electro-Optics (CLEO) STh1B.4. (2021)

• 17.   A. Zdagkas, Y. Shen, S. Pidishety, N. Papasimakis, N. I. Zheludev, C. McDonnell, J. Deng, G. Li, and T. Ellenbogen, “Observation of Toroidal Light Pulses,” Conf. Lasers & Electro-Optics (CLEO) FF2K.2. (2021).

• 18.   N. Papasimakis, Y. Shen, A. Zdagkas, S. Pidishety, and N. I. Zheludev, "Classically “entangled” toroidal pulses," SPIE Nanoscience + Engineering, San Diego, California, United States (2021).

• 19.   Y. Shen, Y. Hou, A. Zdagkas, N. Papasimakis, and N. I. Zheludev, “Supertoroidal Skyrmionic Light Pulses,” Conf. Lasers & Electro-Optics/Europe – European Quantum Electronics Virtual Conferences (CLEO®/Europe-EQEC) (2021)

• 20.   Z. Wan, Z. Wang, Y. Shen, and X. Fu, “Digitally controlled ray-wave geometric beams as higher-dimensional information carriers,” SPIE’s Laser Beam Shaping (LBS) conference, San Diego, California, United States (1 - 5 August 2021)

• 21.   Z. Wang, Z. Wan, Y. Shen, and X. Fu, “To unify travelling- and standing-wave ray-wave structured light by coherent wave packets,” SPIE’s Laser Beam Shaping (LBS) conference, San Diego, California, United States (1 - 5 August 2021)

• 22.   Y. Shen, G. Gao, Y. Meng, X. Fu, and M. Gong, “Gain-phase modulation in chirped-pulse amplification,” Nonlinear Optics (NLO) NTh2B.6 (2019).

• 23.   Y. Shen and M. Gong, “Generation of wavelength- and orbital-angular-momentum tunable vortex beam in Yb:CALGO laser,” Conf. Lasers & Electro-Optics (CLEO) JTh2A.181 (2018)

• 24.   Y. Shen, Z. Wan, Y. Meng, X. Fu, and M. Gong, “Generation of polygonal vortex beams in quasi-frequency-degenerate states of Yb:CALGO laser,” Adv. Solid State Lasers (ASSL) Conf. AW2A.3 (2018).

• 25.   Y. Shen, Z. Wan, X. Fu, and M. Gong, “Vortex Lattices with Transverse-Mode-Locking States Switching in Large-Aperture-Pumped Yb:CALGO Laser,” International Photonic & OptoElectronics Meeting (POEM) OT4A.55 (2018).

• 26.   Y. Meng, S. Ye, Y. Shen, F. Hu, R. Lu, Y. Liu, and M. Gong, “Unified Design Scenarios on Broadband Modulators and Polarizers with Graphene-Hybrid Silicon Waveguides,” Conf. Lasers & Electro-Optics Pacific Rim (CLEO-PR) Th2J.6 (2018).

• 27.   Y. Shen, W. Zhang, Y. Meng, M. Nie, and M. Gong, “Quasi-waveguide Tandem Multi-crystal Laser Oscillator,” Asia Commun. & Photon. (ACP) Conf. Su2A.130 (2017)