On-demand room-temperature single photon array—a quantum communication breakthrough

Schematic of single photon emitter variety utilizing anatomically thin products put on nanopillars. Credit: RezlindBushati

Physicists at The City College of New York have actually utilized atomically thin two-dimensional products to recognize a selection of quantum emitters running at space temperature level that can be incorporated into next generation quantum communication systems.

Researchers from the groups of City College Professors Carlos Meriles and Vinod Menon established for the very first time a selection of on-demand single photon emitters that run at space temperature level.


Using an atomically thin product, hexagonal boron nitride (hBN), put on nanopillars, the scientists showed single photon emission at the pillar places. In easiest terms, the breakthrough permits one to understand where the single photon emitters lie. Single photon emitters are vital foundation for next generation quantum communication and calculating procedures as they can be utilized as a quantum bit (qubit). The safe and secure communication happens because of the quantum home of the single photon making eavesdropping difficult. The present breakthrough has actually resolved an enduring and useful obstacle of recognizing deterministic single photon emitters at space temperature level. Previously, really low temperature levels were required or the photons were tough to extract utilizing other products such as diamond, kept in mindMenon And, if single photon emission did happen at space temperature level, it took place at random places.


The work was performed by college student Nicholas Proscia, post-doctoral scientists, Zav Shotan and Harishankar Jayakumar, and undergraduate trainees Michael Dollar and Charles Cohen, in partnership with theory groups from the Australian National University (MarcusDoherty and Prithvi Reddy) and the Center for Physical Science and Technology, Lithuania (AudriusAlkauskas).

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More info:
Nicholas V. Proscia et al. Near- deterministic activation of room-temperature quantum emitters in hexagonal boron nitride, Optica(2018). DOI: 10.1364/ OPTICA.5.001128

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CityCollege of NewYork

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