FADING

作品数：172被引量：203H指数：7
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Two efficient beamforming methods for hybrid IRS-aided AF relay wireless networks
《Science China(Information Sciences)》2025年第4期359-375,共17页Xuehui WANG Qingbo LI Wen ZHU Feng SHU Mengxing HUANG Fuhui ZHOU Riqing CHEN Cunhua PAN Yongpeng WU Jiangzhou WANG 
supported in part by National Natural Science Foundation of China(Grant Nos.U22A2002,62071234);Hainan Province Science and Technology Special Fund(Grant No.ZDKJ2021022);Scientific Research Fund Project of Hainan University(Grant No.KYQD(ZR)-21008);Collaborative Innovation Center of Information Technology,Hainan University(Grant No.XTCX2022XXC07)。
Owing to its ability to mitigate the double-fading effect by amplifying the reflected signal,the active intelligent reflecting surface(IRS)has garnered significant attention.In this paper,an amplify-and-forward(AF)rel...
关键词：double-fading intelligent reflecting surface active elements passive elements hybrid IRS AF relay 
Fading Threads
《The World of Chinese》2024年第4期46-53,共8页Shihuan Chen 
Once a thriving hub for clothing manufacturing,Guangzhou's Kanglu villages now face post-pandemic struggles,from rising e-commerce competition to a lengthy urban renewal project.
关键词：GUANGZHOU STRUGGLE COMMERCE 
The Generalized-Fisher composite fading model for the next generation of mobile communication systems
《Digital Communications and Networks》2024年第5期1322-1331,共10页Fereshteh Salimian Rizi Abolfazl Falahati 
The new generation of communication systems is moving towards using a millimeter-wave spectrum.Since the shadowing effects are undeniable in this type of propagation,the proposed Generalized Fisher(GF)distribution can...
关键词：Composite fading Ergodic capacity Generalized-Fisher distribution Secrecy analysis Sum of random variables 
In Situ Electron Paramagnetic Resonance Reveals Fading Mechanism of Mn-Based Prussian Blue Analogue:Accelerated Mn Dissolution Due to Charge Delocalization
《Renewables》2024年第5期341-352,共12页Xiaobing Lou Zonglin Li Shinuo Kang Yufan Li Sen Ma Fushan Geng Bingwen Hu 
supported by grants from the National Natural Science Foundation of China(grant no.22272055);Scientific and Technological Project in Henan Province(grant no.222102240081);Key Scientific Research Projects in Universities of Henan Province(grant no.22A140014);Technological Project of Anyang City(grant no.201710).
Contrasting with Fe-based Prussian blue analogues(PBAs),Mn-based PBAs with higher energy density are more promising cathode materials for Na-ion batteries.However,fast capacity fading has severely impeded its practica...
关键词：electron paramagnetic resonance fading mechanism Prussian blue analogues sodium-ion batteries Mn dissolution 
Energy efficiency aware dynamic rate and power adaptation in carrier sensing based WLANs under Rayleigh fading and shadowing
《Digital Communications and Networks》2024年第4期918-933,共16页Forkan Uddin 
We consider the problem of energy efficiency aware dynamic adaptation of data transmission rate and transmission power of the users in carrier sensing based Wireless Local Area Networks(WLANs)in the presence of path l...
关键词：Carrier sense multiple access Energy efficiency Fading and shadowing Rate and power adaptation THROUGHPUT Wireless local area networks 
Mn-based MXene with high lithium-ion storage capacity
《Nano Research》2024年第5期4181-4191,共11页Yanyan Wu Dongqing Liu Xiaonan Wang Usman Ghani Muhammad Asim Mushtaq Jinfeng Yang Huarui Sun Panagiotis Tsiakaras Xingke Cai 
supported by the funding from the National Natural Science Foundation of China(Nos.52003163,22105129);Guangdong Basic and Applied Basic Research Foundation(Nos.2022A1515010670,2022A1515011048);Science and Technology Innovation Commission of Shenzhen(No.20200812112006001);and Shenzhen University-Taipei University of Science and Technology Collaboration Project(Nos.2022005,2022015).X.Cai appreciates the help from the electron microscopy center at Shenzhen University for providing the aberration-corrected HAADF STEM testing services.H.Sun acknowledges the support from the Guangdong Special Support Program(No.2021TQ06C953);the Science and Technology Planning Projects of Shenzhen Municipality(Nos.JCYJ20190806142614541,GXWD20220811164433002).
3d-transition metal(Fe,Co,Ni,and Mn)-based MXene materials have been predicted to demonstrate exceptional electrochemical performance because of their good electrical conductivity and the presence of metallic atoms wi...
关键词：Mn_(3)GaC Mn_(2)CT_(x) MXenes lithium-ion battery anode materials negative fading capacity 
Surpassing the classical limit of the microwave photonic frequency fading effect by quantum microwave photonics被引量：1
《Photonics Research》2023年第6期1094-1104,共11页YAQING JIN YE YANG HUIBO HONG XIAO XIANG RUN'AI QUAN TAO LIU NINGHUA ZHU MING LI SHOUGANG ZHANG RUIFANG DONG 
National Natural Science Foundation of China(12033007,12103058,61801458,61875205,91836301);Key Project of Frontier Science Research of Chinese Academy of Sciences(QYZDB-SSW-SLH007);Strategic Priority Research Program of Chinese Academy of Sciences(XDC07020200);Youth Innovation Promotion Association of the Chinese Academy of Sciences(2021408,2022413)。
With energy-time entangled biphoton sources as the optical carrier and time-correlated single-photon detection for high-speed radio frequency(RF)signal recovery,the method of quantum microwave photonics(QMWP)has prese...
关键词：MICROWAVE QUANTUM DISPERSION 
The Sun’s Rotation Appears Differential plus Other New Views
《Natural Science》2023年第4期167-178,共12页Salah Abunaieb 
This is a fresh perspective on the sun that considers its huge spherical size in relation to the finite speed of light. The sun is so extended that it takes light approximately 2.32 seconds to travel from the plane of...
关键词：Sun Differential Rotation Solar Radius Solar Disc Speed of Light Special Theory of Relativity Fading Stars 
Influence of laser wavelength instability,polarization fading and phase fluctuation on local heterodyne detection wavelength scanning BOTDR被引量：1
《Optoelectronics Letters》2023年第4期200-204,共5页LI Yongqian WANG Lei FAN Haijun 
supported by the National Natural Science Foundation of China(Nos.52177141,62171185 and 61775057);the Natural Science Foundation of Hebei Province of China(Nos.F2019502112 and E2020502010);the Fundamental Research Funds for the Central Universities(Nos.2019MS086 and 2017MS112);the S&T Program of Hebei,China(No.SZX2020034)。
In this paper,the influence of laser wavelength instability,polarization fading and phase fluctuation on local heterodyne detection wavelength scanning Brillouin optical time domain reflectometer(WS-BOTDR)is theoretic...
关键词：POLARIZATION BOTDR LOCAL 
Deep learning enhanced lithium-ion battery nonlinear fading prognosis被引量：1
《Journal of Energy Chemistry》2023年第3期565-573,I0015,共10页Shanling Ji Jianxiong Zhu Zhiyang Lyu Heze You Yifan Zhou Liudong Gu Jinqing Qu Zhijie Xia Zhisheng Zhang Haifeng Dai 
supported by the financial support from the National Key Research and Development Program of China(2022YFB3807200);the Fundamental Research Funds for the Central Universities(2242022K330047);the dual creative talents from Jiangsu Province(JSSCBS20210152,JSSCBS20210100);the National Natural Science Foundation of Jiangsu Province(BK20221456,BK20200375);the Natural Science Foundation of China with(22109021);the Research Fund Program of Guangdong Provincial Key Lab of Green Chemical Product Technology(6802008024)。
With the assistance of artificial intelligence,advanced health prognosis technique plays a critical role in the lithium-ion(Li-ion) batteries management system.However,conventional data-driven early aging prediction e...
关键词：Battery aging prognosis Deep learning Knee-point probability Sate-of-health 
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