collaborators

5 papers

cond-mat.mes-hall2025

Scalable Quantum Photonic Platform Based on Site-Controlled Quantum Dots Coupled to Circular Bragg Grating Resonators

Kartik Gaur, Avijit Barua, Sarthak Tripathi +12

The scalable integration of solid-state quantum emitters into photonic nanostructures remains a central challenge for quantum photonic technologies. Here, we demonstrate a robust a…

cond-mat.mes-hall2025

Direct Epitaxial Growth and Deterministic Device Integration of high-quality Telecom O-Band InGaAs Quantum Dots on Silicon Substrate

Imad Limame, Peter Ludewig, Aris Koulas-Simos +9

Semiconductor quantum dots (QDs) are key building blocks for photonic quantum technologies, enabling practical sources of non-classical light. A central challenge for scalable inte…

cond-mat.mes-hall2025

Deterministic nanofabrication of quantum dot-circular Bragg grating resonators with high process yield using in-situ electron beam lithography

Avijit Barua, Kartik Gaur, Leo J. Roche +5

The controlled integration of quantum dots (QDs) as single-photon emitters into quantum light sources is essential for the implementation of large-scale quantum networks. In this s…

cond-mat.mes-hall2025

Enhancement of Indistinguishable Photon Emission from a GaAs Quantum Dot via Charge Noise Suppression

Priyabrata Mudi, Avijit Barua, Kartik Gaur +10

The generation of indistinguishable single photons is a fundamental requirement for future quantum technologies, particularly in quantum repeater networks and for distributed quant…

quant-ph2025

On-demand storage and retrieval of single photons from a semiconductor quantum dot in a room-temperature atomic vapor memory

Benjamin Maaß, Avijit Barua, Norman Vincenz Ewald +7

Interfacing light from solid-state single-photon sources with scalable and robust room-temperature quantum memories has been a long-standing challenge in photonic quantum informati…