7 papers
Ultrawide-angle diffraction-limited 2D beam steering via hybrid integrated metasurface-photonic circuit
Zhiping He, Luigi Ranno, Padraic Burns +12
Two-dimensional (2D) wide field-of-view (FOV) beam steering is a key enabling capability for emerging free-space optical systems, including inter-satellite optical links, airborne…
Increased endurance of nonvolatile photonics enabled by nanostructured phase-change materials
Jayita Dutta, Andrew Tang, Brian Mills +8
The rapid rise of artificial intelligence, and in-memory computing has reinvigorated research on scalable, energy-efficient, and reconfigurable photonic hardware. Non-volatile phas…
2D Addressable Mid-infrared Metasurface Spatial Light Modulator
Cosmin-Constantin Popescu, Maarten Robbert Anton Peters, Oleg Maksimov +12
Active metasurfaces enable dynamic control of light for applications in beam steering, pixelated holography, and adaptive optics, but demonstrations of two-dimensional (2D) electri…
Electrically reconfigurable nonvolatile transmissive metasurface in visible
Virat Tara, Romil Audhkhasi, Andrew Tang +5
The synergy between metasurfaces and non-volatile phase change materials (PCMs) has created many reconfigurable photonic devices for applications in optical memory, optical computi…
NEO-PGA: Nonvolatile electro-optically programmable gate array
Rui Chen, Andrew Tang, Jayita Dutta +4
Programmable photonic integrated circuits (PICs) offer a unique opportunity to create a flexible platform, akin to electronic field programmable gate array (FPGA). These photonic P…
Electrically reconfigurable nonvolatile flatband absorbers in the mid-infrared with wide spectral tuning range
Romil Audhkhasi, Virat Tara, Matthew Klein +5
While recent advances in reconfigurable photonics have provided new avenues for manipulating light on the subwavelength scale, on-demand control of infrared absorption remains elus…