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Attojoule Nano-Optoelectronics
News Highlights
November 2021: David A. B. Miller's publication was recognized as a “Spotlight on Optics” (Highlighted Articles from Optica Publishing Group Journals) (Link) May 2021 Featured Article: G. Hu, C. Zheng, J. Ni, C. W. Qiu, and A. Alù, “Enhanced Light-Matter Interactions at Photonic Magic-Angle Topological Transitions,” Applied Physics Letters, Special Issue on Twisted 2D Electronic and Photonic Materials and Devices, Vol. 118, 211101 (6 pages), May 24, 2021, (invited paper). [Featured Article] [Link] May 2021 cover: J. Fang, M. Wang, K. Yao, T. Zhang, A. Krasnok, T. Jiang, J. Choi, E. Kahn, B. A. Korgel, M. Terrones, X. Li, A. Alù, and Y. Zheng, “Directional Modulation of Exciton Emission Using Dielectric Nanospheres,” Advanced Materials, Vol. 33, No. 20, 2007236 (8 pages), May 20, 2021 (published online on April 9, 2021). [Cover] [Link] May 2021 cover article: G. Hu, M. Wang, Y. Mazor, C. W. Qiu, and A. Alù, “Tailoring Light with Layered and Moiré Metasurfaces,” Trends in Chemistry, Vol. 3, No. 5, pp. 342-358, May 1, 2021 (published online on March 8, 2021), (invited paper). [Cover] [Link] April 2021, Editors Pick: G. Hu, C. W. Qiu, and A. Alù, “Twistronics for Photons: Opinion,” Optical Materials Express, Vol. 11, No. 5, pp. 1377-1382, April 8, 2021, (invited paper). [Editor’s Pick] [Link] March 2021 Editor’s Suggestion: S. 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] [Link] March 2021 cover: A. 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] [Link] March 2021 cover: F. Zangeneh-Nejad, D. L. Sounas, A. Alù, and R. Fleury, “Analogue Computing with Metamaterials,” Nature Reviews Materials, Vol. 6, No. 3, pp. 207-225, March 10, 2021 (published online on October 19, 2020). [Cover] [Link] February 2021 cover: A. Prakash, T. Wang, A. Bucsek, T. Truttmann, A. Fali, M. Cotrufo, H. Yun, J. W. Kim, P. J. Ryan, K. A. Mkhoyan, A. Alù, Y. Abate, R. D. James, and B. Jalan, “Self-Assembled Periodic Nanostructures Using Martensitic Phase Transformations,” Nano Letters, Vol. 21, No. 3, pp. 1246-1252, February 10, 2021 (published online on December 2, 2020). [Cover] [Link] January 2021 cover article: J. Li, M. Wang, Z. Wu, H. Li, G. Hu, T. Jiang, J. Guo, Y. Liu, K. Yao, Z. Chen, G. Hu, J. Fang, D. Fan, B. A. Korgel, A. Alù, and Y. Zheng, “Tunable Chiral Coupling in All-Solid-Phase Reconfigurable Dielectric Nanostructures,” Nano Letters, Vol. 21, No. 2, pp. 973-979, January 27, 2021 (published online on December 29, 2020). [Front Cover] [Link] May 7, 2020: Nader Engheta is the 2020 Max Born Award Recipient.  Nader is honored for his pioneering contributions to optical metamaterials and nanoscale optics. “The Born Award recognizes Nader Engheta’s exceptional contributions to the fields of metamaterials, transformation optics and nanophotonics,” said 2020 OSA President Stephen D. Fantone, founder and president of Optikos Corporation. (press release) August 7, 2019 : “Stanford researchers design a light-trapping, color-converting crystal” (press release) June 24, 2019: “A New Theory for Trapping Light Particles Aims to Advance Development of Quantum Computers” (press release) February 2018: Our paper, D. L. Sounas, J. Soric, and A. Alù, “Broadband Passive Isolators Based on Coupled Nonlinear Resonances,” Nature Electronics, Vol. 1, pp. 113-119, February 8, 2018 was featured on the cover of the February 2018 issue; A News and Views commentary by H. Krishnaswamy et al. has appeared in the same issue, CUNY has issued a press release, Physics World has covered the news on Feb. 22, 2018. (web) February 7, 2018: Our first annual review meeting takes place in Austin, TX, in the new EERC building. January 20, 2017: The kick-off meeting of our effort has taken place in Austin, TX November 1, 2016: Our MURI project has officially started. July 18, 2016: “Engineers Receive $22.8 Million from DOD for Cross-Disciplinary Projects,” (press release) Accomplishments and Highlights (Jan. 2020-Jan. 2021) Thrust 1 Topologies of optical networks for control and calibration Theory for multimode optical fields with self-configuring networks Bounds in MZI meshes for optical computing Wavefront-selective nonlocal metasurfaces Thermal metasurfaces Thrust 2 Electroluminescence from singlet and triplet excitons WSe2/hBN/MoSe2 heterostructures with light emission from interlayer tunneling Spatial light modulation with an atomically thin mirror Twistronics for photons and polaritons Thrust 3 Ultrafast optical beam steering and spatial light modulation Inverse-designed optical interconnects High-Q metasurfaces for the detection of circularly polarized light Periodically dislocated array for giant circular dichroism Inverse-designed optical vortex beam emitter Inverse-designed optical phased array for lidar Inverse-designed metagratings for far-field integral equation solving Multiplier module for MZI mesh implementation MZI-mesh chip for zero-power optical processing Utralow-power phase shifters Programmable photonic chips Thrust 4 Topological optical differentiator Optical computing in synthetic space Squeezing free-space with nonlocal metasurfaces Accomplishments and Highlights (Feb. 2019-Jan. 2020) Thrust 1 Fundamental limits and new heuristics for optical communication systems in terms of available orthogonal modes New quantization of radiation field for arbitrary volumes Novel modal “A&B” coefficient law New architecture/theory for MZI mesh Universal nonlinear components using MZI and nonlinear materials Wave optics mapped into algorithms of recurrent neural networks Thrust 2 Charged interlayer excitons, gate tunable, in TMD heterostructures Atomically thin semiconductor platform as a canvas for attojoule optoelectronics TMDs for valleytronics Twistronics in twisted atomic bilayers Thrust 3 Micro-electromechanical system for tuning an optical singularity plasmonic dimer Demonstrated switching of exciton resonances in atomically-thin WS2 layers Reconfigurable atomically-thin lens by patterning a millimetre-scale WS2 layer Design and implementation of first interferometer “equation solver” chip Analysis showing fast self-configuration of mesh chips Design, construction, and testing  of several  RF MZI circuits and controllers Design, construction of Si Photonics MZI circuits Thrust 4 Metasurface-based equation solvers Theory, inverse design and numerical simulations for adjustable metasurfaces Bound state in continuum for doubly-resonant photonic crystal cavities for nonlinear optics