Results 121 to 130 of about 659 (175)

Flexible Direct‐Conversion X‐Ray Detectors: From Emerging Materials to Conformal Imaging

ENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
This comprehensive review analyzed the performance, challenges, and future directions of four emerging material systems for next‐generation flexible direct‐conversion X‐ray detectors: organic semiconductors, perovskites, metal–organic frameworks, and inorganic metal compounds.
Haipeng Di, Guoliang Ma, Jiaxin Mu, Kailian Dong, Haibin Li, Manjing Wang, Xin Song, Haojin Li, Jianwei Xu, Yiying Zhao, Jingjing Zhao, Guojia Fang   +11 more
wiley   +1 more source

Miniaturized circularly polarized wearable array antenna for medical device applications. [PDF]

Sci Rep
Omran M, Ghobadi C, Nourinia J, Shokri M.   +3 more
europepmc   +1 more source

High‐Performance Wearable Triboelectric Nanogenerators Based on Polyethyleneimine‐Doped Cellulose Acetate for Self‐Powered Dynamic Signature Sensing and Verification

ENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
A high‐performance wearable triboelectric nanogenerator (TENG) based on polyethyleneimine ‐doped cellulose acetate is demonstrated for dynamic signature authentication. The developed TENG with enhanced interfacial polarization and increased surface charge density exhibits excellent mechanical durability, environmental stability, and long‐term ...
Yoon‐Seo Choi, Han‐Bi Kang, Chae‐Eun Kim, Tae‐Jun Ha   +3 more
wiley   +1 more source

Design of a 5G MIMO Mobile Intelligent Terminal Antenna with Metasurface Loading. [PDF]

Sensors (Basel)
Xia H, Fan H, Liu Z, Miao H, Song Z.
europepmc   +1 more source

Tellurium Electrochemistry: From Mechanistic Analysis in Diverse Electrolytic Media to Advanced Energy Storage Applications

ENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
As a metalloid with broad prospects in advanced applications, Te has not been fully clarified in terms of its intricate electrochemical behaviors across varied systems. This review systematically integrates fundamental electrochemical mechanisms, reaction kinetics identifications, and device application insights, establishing a comprehensive framework ...
Meng Zhang, Jiguo Tu, R. Vasant Kumar, Libo Chen, Tangkai Wu, Lili Jiang, Shuqiang Jiao   +6 more
wiley   +1 more source

A compact tri-band omnidirectional antenna design for CubeSat applications. [PDF]

Sci Rep
Aziz RS, Koziel S, Pietrenko-Dabrowska A.   +2 more
europepmc   +1 more source

Coaxial Core–Shell Carbon–Tin Sulfide Nanohybrids as High‐Performance Electrodes for Long‐Life Supercapacitors

ENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
Illustration of the charge transport pathways in the plasma‐designed coaxial‐core–shell type SnS@VCN nanohybrid electrodes for supercapacitors, along with their excellent rate performance and long‐standing cycle life performance with other SnS‐based electrodes.
Anjana Baby, Janez Zavasnik, Janez Kovač, Neelakandan M. Santhosh   +3 more
wiley   +1 more source

A High-Gain and Dual-Band Compact Metasurface Antenna for Wi-Fi/WLAN Applications. [PDF]

Materials (Basel)
Zhou Y, Zheng Y.
europepmc   +1 more source

Smart Functional Hydrogels: Emerging Platforms for Thermal and Electrochemical Energy Harvesting and Conversion Systems

ENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
The hydrogel exhibits versatile functions, including efficient thermogalvanic conversion under a temperature difference, and acting as a cooling layer/forming a thermally conductive nanoactive composite for thermovoltaic conversion. Additionally, its self‐healing and self‐powered flexibility play a key role in energy storage systems. The growing demand 
Eunah Kang
wiley   +1 more source

Wireless battery-free ultrathin lithium-niobate resonator as wearable and implantable electronics for continuous monitoring of mechanical vital signs. [PDF]

Nat Commun
Zhou L, Liu P, Liu J, Yuan W, Wu Z, Xu D, Hu B, Shao Y, Lu Y, Huang N, Li J, Li Z, Liang F, Wu X, Ma L, Wang M, Di Z, Li R, Bi Y, Xu F, Mei Y, Song E.   +21 more
europepmc   +1 more source