Results 11 to 20 of about 5,944,358 (312)

Dependence of Functional Parameters of Sine-Gated InGaAs/InP Single-Photon Avalanche Diodes on the Gating Parameters

IEEE Photonics Journal, 2022
In this paper, we investigateda self-developed sine wave gated single-photon detector (SPD) for 1550 nm wavelength primary for quantum key distribution (QKD) usage.
Anton Losev, Vladimir Zavodilenko, Andrey Koziy, Yury Kurochkin, Alexander Gorbatsevich   +4 more
doaj   +1 more source

Near‐Infrared Light‐Emitting Diodes utilizing a Europium‐Activated Calcium Oxide Phosphor with External Quantum Efficiency of up to 54.7%

Advances in Materials, 2022
Near‐infrared (NIR) luminescence materials with broadband emissions are necessary for the development of light‐emitting diodes (LEDs) based light sources.
Jianwei Qiao, Shuai Zhang, Xinquan Zhou, Weibin Chen, R. Gautier, Z. Xia   +5 more
semanticscholar   +1 more source

Development of a High Performance 1280×1024 InGaAs SWIR FPA Detector at Room Temperature

Frontiers in Physics, 2021
A 1280 × 1,024 In0.53Ga0.47As short wave infrared (SWIR) focal plane array (FPA) detector with a planar-type back-illuminated process has been fabricated.
Jia-Xin Zhang, Jia-Xin Zhang, Jia-Xin Zhang, Wei Wang, Wei Wang, Wei Wang, Zai-Bo Li, Zai-Bo Li, Hai-Feng Ye, Hai-Feng Ye, Run-Yu Huang, Run-Yu Huang, Ze-Peng Hou, Ze-Peng Hou, Hui Zeng, Hui Zeng, Hong-xia Zhu, Hong-xia Zhu, Chen Liu, Chen Liu, Xue-Yan Yang, Xue-Yan Yang, Yan-Li Shi, Yan-Li Shi   +23 more
doaj   +1 more source

Full-Spectrum InP-Based Quantum Dots with Near-Unity Photoluminescence Quantum Efficiency.

ACS Nano, 2022
Photoluminescent color conversion by quantum dots (QDs) makes possible the formation of spectrum-on-demand light sources by combining blue LEDs with the light generated by a specific blend of QDs.
Hannes van Avermaet, Pieter Schiettecatte, S. Hinz, Luca Giordano, Fabio Ferrari, C. Nayral, F. Delpech, J. Maultzsch, H. Lange, Z. Hens   +9 more
semanticscholar   +1 more source

Development and Characterization of Multi-Alkali Antimonide Photocathodes for High-Brightness RF Photoinjectors

Micromachines, 2023
Due to their excellent photoemissive properties, especially low thermal emittance and high sensitivity in the green wavelength, multi-alkali antimonide photocathodes, in particular, cesium–potassium–antimonide, emerged as prominent photoemissive ...
Sandeep Kumar Mohanty, Mikhail Krasilnikov, Anne Oppelt, Frank Stephan, Daniele Sertore, Laura Monaco, Carlo Pagani, Wolfgang Hillert   +7 more
doaj   +1 more source

High-efficiency single-photon source above the loss-tolerant threshold for efficient linear optical quantum computing [PDF]

Nature Photonics, 2023
Photon loss is the biggest problem for scalable photonic quantum information processing. This issue can be tackled through quantum error correction, provided that the overall photon loss is below a threshold of one-third.
X. Ding, Yong-Peng Guo, Mo-Chi Xu, Run-Ze Liu, Geng-Yan Zou, Jun-Yi Zhao, Zhenbin Ge, Qi-Hang Zhang, Hua-Liang Liu, Lin-Jun Wang, Ming-Cheng Chen, Hui Wang, Yu-Ming He, Yongheng Huo, Chaoyang Lu, Jian-Wei Pan   +15 more
semanticscholar   +1 more source

Enhancing sub-bandgap external quantum efficiency by photomultiplication for narrowband organic near-infrared photodetectors

Nature Communications, 2021
Detection of electromagnetic signals for applications such as health, product quality monitoring or astronomy requires highly responsive and wavelength selective devices.
Jonas Kublitski, A. Fischer, Shen Xing, Lukasz Baisinger, E. Bittrich, D. Spoltore, J. Benduhn, K. Vandewal, K. Leo   +8 more
semanticscholar   +1 more source

Does a Large Ear Type Wheat Variety Benefit More From Elevated CO2 Than That From Small Multiple Ear-Type in the Quantum Efficiency of PSII Photochemistry?

Frontiers in Plant Science, 2021
Recently, several reports have suggested that the growth and grain yield of wheat are significantly influenced by high atmospheric carbon dioxide concentration (CO2) because of it photosynthesis enhancing effects.
Yuting Li, Yuting Li, Xin Li, Yujie Li, Shu Zhuang, Yongxiang Feng, Erda Lin, Xue Han   +7 more
doaj   +1 more source

Rapid electron transfer via dynamic coordinative interaction boosts quantum efficiency for photocatalytic CO2 reduction

Nature Communications, 2021
The fulfillment of a high quantum efficiency for photocatalytic CO2 reduction presents a key challenge, which can be overcome by developing strategies for dynamic attachment between photosensitizer and catalyst.
Jia‐Wei Wang, Long Jiang, Hai-Hua Huang, Zhiji Han, Gangfeng Ouyang   +4 more
semanticscholar   +1 more source

EIGER2 hybrid-photon-counting X-ray detectors for advanced synchrotron diffraction experiments

Journal of Synchrotron Radiation, 2023
The ability to utilize a hybrid-photon-counting detector to its full potential can significantly influence data quality, data collection speed, as well as development of elaborate data acquisition schemes. This paper facilitates the optimal use of EIGER2
Tilman Donath, Dubravka Šišak Jung, Max Burian, Valeria Radicci, Pietro Zambon, Andrew N. Fitch, Catherine Dejoie, Bingbing Zhang, Marie Ruat, Michael Hanfland, Cameron M. Kewish, Grant A. van Riessen, Denys Naumenko, Heinz Amenitsch, Gleb Bourenkov, Gerard Bricogne, Ashwin Chari, Clemens Schulze-Briese   +17 more
doaj   +1 more source