3 papers
physics.app-ph2026
A Retinomorphic Optical Spiking Neuron for Camouflaged Object Detection
Srilagna Sahoo, Adwaaiit Pande, Kartikey Thakar +2
Advanced vision systems require retinomorphic, energy-efficient spike-based preprocessing of dynamic visual scenes. Here, we demonstrate multiple retinal preprocessing functionalit…
cond-mat.mes-hall2023
Ultra-Low Power Neuromorphic Obstacle Detection Using a Two-Dimensional Materials-Based Subthreshold Transistor
Kartikey Thakar, Bipin Rajendran, Saurabh Lodha
Accurate, timely and selective detection of moving obstacles is crucial for reliable collision avoidance in autonomous robots. The area- and energy-inefficiency of CMOS-based spiki…
physics.app-ph2019
Near-direct bandgap / type-II pn heterojunction for enhanced ultrafast photodetection and high-performance photovoltaics
Abin Varghese, Dipankar Saha, Kartikey Thakar +5
PN heterojunctions comprising layered van der Waals (vdW) semiconductors have been used to demonstrate current rectifiers, photodetectors, and photovoltaic devices. However, a dire…