collaborators

5 papers

physics.optics2025

All-optical directional switching of non-thermal photocurrents in plasmonic nanocircuits

Roméo Zapata, Diana Singh, Obren Markovic +9

Controlling the flow of electricity in metallic circuits with light is a key goal for future optoelectronics. In this work, we demonstrate all-optical generation and directional co…

cond-mat.mes-hall2025

Formation of Light-Emitting Defects in Ag-based Memristors

Diana Singh, Maciej Ćwierzona, Régis Parvaud +2

Optical memristors are innovative devices that enable the integration of electro-optical functionalities - such as light modulation, multilevel optical memory, and nonvolatile repr…

cond-mat.mes-hall2024

Memristive control of plasmon-mediated nonlinear photoluminescence in Au nanowires

Deepak K Sharma, Adrian Agreda, Florian DellOva +4

Nonlinear photoluminescence (N-PL) is a broadband photon emission arising from non-equilibrium electron distribution generated at the surface of metallic nanostructures by an ultra…

physics.optics2024

Femtosecond drift photocurrents generated by an inversely designed plasmonic antenna

Ye Mou, Xingyu Yang, Marlo Vega +4

Photocurrents play a crucial role in various applications, including light detection, photovoltaics, and THz radiation generation. Despite the abundance of methods and materials fo…

cond-mat.mes-hall2024

Self-induced light emission in solid-state memristors replicates neuronal biophotons

K. Malchow, T. Zellweger, B. Cheng +3

Key pre-synaptic and post-synaptic biological functions have been successfully implemented in various hardware systems. A noticeable example are neuronal networks constructed from…