6 papers
Robust Interlayer Exciton Interplay in Twisted van der Waals Heterotrilayer on a Broadband Bragg Reflector up to Room Temperature
Bhabani Sankar Sahoo, Shachi Machchhar, Avijit Barua +6
We report robust room temperature interlayer excitons in transition metal dichalcogenide heterostructures engineered via precise stacking orientation and twist-angle control. We in…
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…
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…
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…
On-demand storage and retrieval of single photons from a semiconductor quantum dot in a room-temperature atomic vapor memory
Benjamin MaaÃ, 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…
Room-temperature ladder-type optical memory compatible with single photons from InGaAs quantum dots
Benjamin MaaÃ, Norman Vincenz Ewald, Avijit Barua +2
On-demand storage and retrieval of quantum information in coherent light-matter interfaces is a key requirement for future quantum networking and quantum communication applications…