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Run Zhang, Chengbing He, Lianyou Jing, Chaopeng Zhou, Chao Long and Jiachao Li
Underwater acoustic channels, influenced by time-varying, space-varying, frequency-varying, and multipath effects, pose significant interference challenges to underwater acoustic communication (UWAC) signals, especially in non-cooperative scenarios. The ...
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Zhen Zhou, Yanfeng Han and Jin Qian
Water lubrication has been widely used in marine equipment, where rubber bearings and seals suffer intense friction and severe wear under mixed and boundary conditions. It has good research prospects and practical value to study the composite of amorphou...
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Vladimir A. Sreckovic, Desanka M. ?ulic, Veljko Vujcic, Zoran R. Mijic and Ljubinko M. Ignjatovic
Strong radiation from solar X-ray flares can produce increased ionization in the terrestrial D-region and change its structure. Moreover, extreme solar radiation in X-spectral range can create sudden ionospheric disturbances and can consequently affect d...
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Zerong Wang, Xiaokai Hou, Jiandong Bai and Junmin Wang
The measurement of the cesium (Cs) 5p67d 2D5/2 excited state?s hyperfine splitting intervals and hyperfine interaction constants was experimentally investigated using a ladder-type (852 nm + 698 nm) three-level Cs system (5p66s 2S1/2?5p66p 2P3/2?5p67d 2D...
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Andreea Groza, Dragana B. Dreghici and Mihai Ganciu
Calcium phosphate coatings were deposited on thermally sensitive polyprophylene substrates in radio frequency (rf) magnetron sputtering discharge. The steady state of the deposition plasma and its components were identified by deposition rate measurement...
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Haili Zhao, Jingpei Xie and Aixia Mao
Most of the molybdenum (Mo) bilayer films are deposited by direct current (DC) magnetron sputtering at the bottom and the top layer (DC/DC). However, the deposition of Mo bilayer film by radio frequency (RF) Mo bottom layer and DC Mo top layer magnetron ...
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