Results 121 to 130 of about 4,335 (249)

Calibration of Radar RCS Measurement Errors by Observing the Luneburg Lens Onboard the LEO Satellite. [PDF]

Sensors (Basel), 2022
Yang J, Li N, Ma P, Liu B.
europepmc   +1 more source

Multimodal Bioinspired Self‐Healing Composites Enabling Durable and High‐Efficiency Wearable Perovskite Light‐Emitting Diodes

Advanced Science, EarlyView.
Butterfly wing–inspired intrinsically self‐healing polymer interlayers enable flexible perovskite optoelectronics with high luminance, strain‐insensitive stability, and environmental resilience. These hierarchically structured films redistribute mechanical stress, suppress defect formation, and maintain performance under repeated bending, paving the ...
Loganathan Veeramuthu, Yu‐Chen Wang, Chun‐Tse Tsai, Yen‐Lin Tseng, Xuan Ting King, Tzu‐Ming Hsu, Zhen‐Li Yan, Fang‐Cheng Liang, Pei‐Yin Chen, Georgy Dosovitskiy, Yehonadav Bekenstein, Hyunjin Lee, Tao Zhou, Chi‐Ching Kuo   +13 more
wiley   +1 more source

Low earth orbit satellite positioning: exploration and prospects

物联网学报
Global navigation satellite systems (GNSS) can provide all-day positioning, navigation, and timing (PNT) services in our daily life. However, the requirement of location is not limited to daily life.
LIU Xiangyu, LI Dongbo, LIU Jie
doaj  

Reliable and Energy-Efficient LEO Satellite Communication with IR-HARQ via Power Allocation. [PDF]

Sensors (Basel), 2022
Bian H, Liu R.
europepmc   +1 more source

Advancing Energy Efficiency in Smart Windows via Dual‐Responsive Electro‐Thermochromism

Advanced Science, EarlyView.
A durable and stable quasi‐solid‐state electro‐thermal dual‐responsive photothermal regulation device has been employed in advanced energy‐efficient smart windows. The devised device not only incorporates a thermochromic hydrogel characterized by high ionic conductivity, high optical transmittance, and a low LCST, but also comprises an electrochromic ...
Tongyu Chen, Bing Xu, Guolong Zhou, Wenting Wu, Bingkun Huang, Xiaohui Tang, William W. Yu, Pooi See Lee, Wu Zhang, Zhongyang Wang, Jingwei Chen   +10 more
wiley   +1 more source

Joint User Scheduling and Hybrid Beamforming Design for Massive MIMO LEO Satellite Multigroup Multicast Communication Systems. [PDF]

Sensors (Basel), 2022
Liu Y, Li C, Li J, Feng L.
europepmc   +1 more source

Harnessing Li‐Ion Binding Energy for Solvation‐Guided Electrolyte Additive Design and Robust Solid Electrolyte Interphase Reinforcement

Advanced Science, EarlyView.
A solvation‐guided design strategy for electrolyte additives is established, identifying Li‐ion binding energy as a crucial determinant for effective interface reinforcement. ABSTRACT The rational design of electrolyte systems is essential for stabilizing the electrode−electrolyte interface to enhance the electrochemical performance of lithium‐ion ...
Jooeun Byun, Ho Yeon Jang, Myung‐Jun Kwak, Chae Rim Lee, Chihyun Hwang, Seoin Back, Hyun‐seung Kim   +6 more
wiley   +1 more source

Smart Beamforming for Direct LEO Satellite Access of Future IoT. [PDF]

Sensors (Basel), 2021
Caus M, Perez-Neira A, Mendez E.
europepmc   +1 more source

Fundamental Challenges, Physical Implementations, and Integration Strategies for Ising Machines in Large‐Scale Optimization Tasks

Advanced Electronic Materials, EarlyView.
Ising machines are emerging as specialized hardware solvers for computationally hard optimization problems. This review examines five major platforms—digital CMOS, analog CMOS, emerging devices, coherent optics, and quantum systems—highlighting physics‐rooted advantages and shared bottlenecks in scalability and connectivity.
Hyunjun Lee, Joon Pyo Kim, Sanghyeon Kim
wiley   +1 more source

Hybrid Robust Beamforming Optimization for LEO Satellite Communications Under DOA Estimation Errors in Spectrum Sharing Scenarios. [PDF]

Sensors (Basel)
Wang Y, Xie X, Jia J.
europepmc   +1 more source