3 papers
quant-ph2026
L-band single-photon generation from a cavity-coupled silicon C-center
Carolina Crosta, Kyu-Young Kim, Purbita Purkayastha +7
Monolithic integration of single-photon sources into silicon photonics offers a compelling solution for realizing scalable quantum telecommunication architectures. Among the candid…
physics.optics2026
Single-Photon Nonlinearity from a Nanobeam with a Quantum Dot
Abhijit Biswas, Neelesh Kumar Vij, Allan S. Bracker +3
An efficient single-photon nonlinearity is a key resource for photonic quantum technologies. Single-photon nonlinearities have been demonstrated with quantum dots (QDs) across a ra…
physics.optics2025
Cavity Enhanced Emission from Telecom Rare-Earth System in Colloidal Host
Purbita Purkayastha, Cristian Gonzalez, Cameron Mollazadeh +6
Erbium incorporated in a ceria (CeO2) host offers strong potential as a spin qubit platform, providing a pathway toward telecom-compatible quantum memory. But erbium is a dim emitt…