Results 21 to 30 of about 2,270,745 (295)

Efficient Object Detection in SAR Images Based on Computation-Aware Neural Architecture Search

Applied Sciences, 2022
Remote sensing techniques are becoming more sophisticated as radar imaging techniques mature. Synthetic aperture radar (SAR) can now provide high-resolution images for day-and-night earth observation.
Chuanyou Li, Yifan Li, Huanyun Hu, Jiangwei Shang, Kun Zhang, Lei Qian, Kexiang Wang   +6 more
doaj   +1 more source

Stochastic simulation study of HPGe detector response and the effect of detector aging using Geant4 [PDF]

Nuclear Technology and Radiation Protection, 2017
In this study the effect of detector aging in terms of increased dead layer thickness on detector efficiency has been studied using the Geant4 toolkit.
Tariq Hina, Mirza Sikander M., Rehman Shakeel Ur, Mirza Nasir M.   +3 more
doaj   +1 more source

Counting Efficiency and Neutron/Gamma Ratio for KDP: Tl+ and UPS-923A Scintillators in a Single Photone Detection Mode

East European Journal of Physics, 2020
This research related to registration of the fast neutrons with a detector based on the inorganic KDP: TL+ mono crystal (KH2PO4 potassium dihydrogen phosphate) and plastic UPS-923A.
Gennadiy Onyshchenko, Ivan Yakymenko, Borys Grynyov, Volodymyr Ryzhikov, Olexiy Voronov, Sergei Naydenov   +5 more
doaj   +1 more source

Further Investigation Into Detection Efficiency and False Alarm Rate for the Geostationary Lightning Mappers Aboard GOES‐16 and GOES‐17

Earth and Space Science, 2021
The Geostationary Lightning Mapper (GLM) is a geostationary lightning detection and location instrument, developed for the R generation of Geostationary Operational Environmental Satellites (GOES‐R, S, T, and U).
Monte Bateman, Douglas Mach, Michael Stock   +2 more
doaj   +1 more source

Efficiency calibration of solar X-ray detector onboard MSS-1B satellite

He jishu, 2023
BackgroundThe solar X-ray detector (SXD) is the main scientific instrument onboard the Macau Science Satellite-1B (MSS-1B). It consists of two parts—a soft X-ray detection unit and a hard X-ray detection unit—with a dual-channel design comprising a ...
FAN Lipeng, GUO Siming, SHI Yongqiang, CHEN Jianwu, ZUO Fuchang, ZHOU Xing, HUANG Shikui, SHU Ziyao, GUO Kaiyue, QIE Xiaoyu, YU Tao, WU Jinjie   +11 more
doaj   +1 more source

Pulsed homodyne Gaussian quantum tomography with low detection efficiency [PDF]

, 2014
Pulsed homodyne quantum tomography usually requires a high detection efficiency limiting its applicability in quantum optics. Here, it is shown that the presence of low detection efficiency ($
Benatti, Fabio, Cilento, Federico, Esposito, Martina, Fausti, Daniele, Floreanini, Roberto, Novelli, Fabio, Olivares, Stefano, Parmigiani, Fulvio, Pividori, Marco, Randi, Francesco, Titimbo, Kelvin   +10 more
core   +1 more source

Simulation study on the factors affecting the detection efficiency of a LaBr3(Ce) detector

He jishu, 2022
BackgroundLaBr3(Ce) crystal is a new type of inorganic scintillator with excellent properties and is an excellent material for making scintillator detectors.
CHEN Zhiqiang, CHEN Jingjing, SHU Shuangbao, YU Ziqiao, ZHANG Yuzhong, LANG Xianli   +5 more
doaj   +1 more source

Design Criteria for InGaAs/InP Single-Photon Avalanche Diode

IEEE Photonics Journal, 2013
We provide a detailed insight on the design of InGaAs/InP single-photon avalanche diode (SPAD) for 1.55- μm photon detection. In order to lower SPAD noise [the dark count rate (DCR)] without lowering photon detection efficiency (PDE) or increasing
Fabio Acerbi, Michele Anti, Alberto Tosi, Franco Zappa   +3 more
doaj   +1 more source

Evaluation of GHMLLS Performance Characteristics Based on Observations of Artificially Triggered Lightning

应用气象学报, 2022
Artificially triggered lightning refers to the lightning that is artificially triggered to the ground under appropriate thunderstorm conditions. The location of artificially triggered lightning can be determined; the occurring time can be precisely ...
Zhang Yue, Lü Weitao, Chen Lüwen, Wu Bin, Qi Qi, Ma Ying, Zhang Yang, Zheng Dong, Yan Xu, Meng Qing   +9 more
doaj   +1 more source

Measuring Transit Signal Recovery in the Kepler Pipeline II: Detection Efficiency as Calculated in One Year of Data [PDF]

, 2015
The Kepler planet sample can only be used to reconstruct the underlying planet occurrence rate if the detection efficiency of the Kepler pipeline is known, here we present the results of a second experiment aimed at characterising this detection ...
Batalha, Natalie M., Burke, Christopher J., Campbell, Jennifer R., Catanzarite, Joseph D., Christiansen, Jessie L., Clarke, Bruce D., Haas, Michael R., Jenkins, Jon M., Sabale, Anima, Seader, Shawn, Smith, Jeffrey C., Thompson, Susan E., Twicken, Joseph D., Uddin, Akm Kamal   +13 more
core   +2 more sources