Results 21 to 30 of about 58,343 (263)

Distributed Temperature Sensing System Based on Brillouin Scattering Effect Using a Single-Photon Detector

open access: yesInternational Journal of Optics, 2021
Utilizing a single-photon detector, a novel direct-detection optical-fiber sensor for distributed measurement of temperature based on spontaneous Brillouin scattering is proposed and demonstrated experimentally.
Liwen Sheng   +9 more
doaj   +1 more source

Single-Shot Quantum Nondemolition Detection of Individual Itinerant Microwave Photons

open access: yesPhysical Review X, 2018
Single-photon detection is an essential component in many experiments in quantum optics, but it remains challenging in the microwave domain. We realize a quantum nondemolition detector for propagating microwave photons and characterize its performance ...
Jean-Claude Besse   +7 more
doaj   +1 more source

Direct Measurement of Non-Classical Photon Statistics with a Multi-Pixel Photon Counterb

open access: yesJournal of Electronic Science and Technology, 2019
Photon number resolving detectors with high accuracy bring broad applications in long-distance laser ranging, ultrafast spectroscopy, and quantum optics.
Cheng-Jie Ding   +4 more
doaj   +1 more source

Development of Multifunction Micro-Pulse Lidar at 1.5 Micrometer [PDF]

open access: yesEPJ Web of Conferences, 2020
Taking advantage of the 1.5 μm lidar, a series of 1.5 μm micro-pulse lidars have been developed at the University of Science and Technology of China, in Hefei, China. According to the different characteristics of three kinds of single-photon detectors at
Shangguan Mingjia   +4 more
doaj   +1 more source

Collapse dynamics and Hilbert-space stochastic processes

open access: yesScientific Reports, 2021
Spontaneous collapse models of state vector reduction represent a possible solution to the quantum measurement problem. In the present paper we focus our attention on the Ghirardi–Rimini–Weber (GRW) theory and the corresponding continuous localisation ...
Daniele Bajoni   +3 more
doaj   +1 more source

Research on Single Photon Laser Communication Detection and Receiving Technology Based on Baseband Pulse Sampling

open access: yesIEEE Photonics Journal
To realize the efficient transmission of deep space communication, single photon detection technology is used to overcome the signal attenuation and noise problems in long-distance transmission.
Yapei Sheng   +7 more
doaj   +1 more source

Superconducting single X-ray photon detector based on W0.8Si0.2

open access: yesAIP Advances, 2016
We fabricated a superconducting single X-ray photon detector based on W0.8Si0.2, and we characterized its basic detection performance for keV-photons at different temperatures.
Xiaofu Zhang   +2 more
doaj   +1 more source

Nonlocal Superconducting Single-Photon Detector

open access: yesPhysical Review Applied, 2023
10 pages, 6 ...
openaire   +2 more sources

Measurement of focal light spot at single-photon level with silicon photomultipliers

open access: yesScientific Reports, 2022
Focal spot (light spot) at single-photon level have important applications in many fields. This report demonstrates a method for measuring focal spot size at the single-photon level indirectly.
Guoqing Zhang   +6 more
doaj   +1 more source

USP29‐regulated noncanonical stabilization of the hypoxia‐inducible factor‐α in aggressive prostate cancer

open access: yesMolecular Oncology, EarlyView.
We identify USP29 as the only DUB mirroring CA9 expression, a marker of hypoxia and HIF pathway activation associated with PCA aggressiveness. USP29 stabilizes HIF‐1α and HIF‐2α via a noncanonical mechanism that is independent of PHD/pVHL activity yet relies on proteasomal regulation, establishing USP29 as a previously unrecognized regulator of hypoxic
Amelie S Schober   +16 more
wiley   +1 more source

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