2 papers
physics.optics2026
Multimodal Optical Feature Extraction with a Free-Space Photonic Extreme Learning Machine
Anushka Kumari, Anushree Khisti, Abhinav Choube +3
Photonic extreme learning machines (PELMs) replace a digitally trained hidden layer by a fixed optical transformation, allowing a high dimensional feature map to be generated by ph…
physics.optics2026
Inverse Design of the Topology Bandwidth Tradeoff in Valley Photonic Crystals
Devansh Satra, Abhishek Kumar, Anshuman Kumar
Integrated on-chip photonics increasingly relies on wave propagation that remains stable in the presence of fabrication imperfections, tight bends, and dense routing. Valley photon…