Results 51 to 60 of about 199,105 (164)

A tunable encoder with circular dichroism and polarization encoding function based on a layered metastructure in the GHz range

Materials & Design
In this paper, based on a layered metastructure, a tunable encoder capable of circular dichroism (CD) and polarization conversion (PC) is researched, which contains one common medium, magnetized plasma, and yttrium iron garnet (YIG).
Chuan-Qi Wu, Jun-Yang Sui, Qi Chen, Xing-Zhou Tang, Hai-Feng Zhang   +4 more
doaj   +1 more source

Responsive cellulose nanocrystal‐based liquid crystals: From structural color manipulation to applications

Responsive Materials
Cellulose, one of the most versatile and abundant biopolymers in nature, has been employed by humans for thousands of years in diverse applications, such as renewable energy resources, structural materials, and fabric constituents. Cellulose nanocrystals
Jiao Liu, Ye‐Ming Qing, Jun‐Jie Wu, Jing‐Qi Tian, Chi‐Bo Feng, Xin‐Yu Zhou, Yun Ma, Bing‐Xiang Li, Yan‐Qing Lu, Quan Li   +9 more
doaj   +1 more source

Computationally Efficient Artifact Suppression for Optical Coherence Tomography Angiography

IEEE Access
In optical coherence tomography angiography (OCTA), vessels exhibit tail artifacts beneath them in B-scan images. These superficial vessel tails cast shadows on deeper vascular layers, significantly degrading image quality.
Wenxin Zhang, Jun Pan, Shiqi Tang, Ning Liu   +3 more
doaj   +1 more source

Topic Editorial on Flexible Electronics

Micromachines
Fields such as the Internet of Things (IoT), smart healthcare, and intelligent manufacturing are at the forefront of technological advancement, involving the extensive deployment of numerous sophisticated electronic systems and devices [...]
Meili Xia, Qiongfeng Shi
openaire   +3 more sources

Theoretical study of tunable tripling octave frequency to ultra-wideband low-profile metastructure absorber based on brick splicing method

Materials & Design
Designing low-profile absorbers with octave frequency characteristics in the microwave range remains challenging, particularly in the L-band and lower frequency ranges.
Shuo Dai, Si-Yuan Liao, Qi Chen, Hao-Cheng Ma, Hai-Feng Zhang   +4 more
doaj   +1 more source

Broadband asymmetric absorption-transmission and double-band rasorber of electromagnetic waves based on superconductor ceramics metastructures-photonic crystals

Engineering Science and Technology, an International Journal
In this paper, a kind of superconductor ceramics metastructure-photonic crystals (SCMPC) is proposed to investigate the absorption and transmission properties of electromagnetic waves (EW) by combining a metastructure with multiple degrees of freedom ...
Lei Lei, Bao-Fei Wan, Si-Yuan Liao, Hai-Feng Zhang   +3 more
doaj   +1 more source

Conductive organic electrodes for flexible electronic devices. [PDF]

Sci Rep, 2023
Chakraborty A, Herrera D, Fallen P, Hall D, Bampton N, Olivero T, Orlowski M.   +6 more
europepmc   +1 more source

Low-Threshold and Long-Term Stable Soliton Fiber Laser Using PbSe/PbS Quantum Dot-Polystyrene Composite Saturable Absorber

Nanomaterials
Colloidal PbSe quantum dots are promising candidates as saturable absorbers for ultrafast fiber lasers, but their performance is often limited by surface-related defects and chemical instability, leading to aggregation under optical pumping.
Bin Yang, Jingping Shao, Chunxiao Liu, Ling Yun, Zuxing Zhang   +4 more
doaj   +1 more source

Prediction of Spectral Parameters in Er³⁺, Dy³⁺ and Nd³⁺ Doped Oxide Glasses via cGAN-Enhanced Hybrid Modeling

Sensors
The Judd–Ofelt (J–O) intensity parameters and oscillator strengths are key to understanding the optical transition properties of rare-earth-doped glasses.
Liumiao Xie, Hengxin Yang, Xiangfu Wang
doaj   +1 more source

Metamaterial Broadband Absorber Induced by Synergistic Regulation of Temperature and Electric Field and Its Optical Switching Application

Sensors
Nowadays, metamaterial absorbers still suffer from limited bandwidth, poor bandwidth scalability, and insufficient modulation depth. In order to solve this series of problems, we propose a metamaterial absorber based on graphene, VO2, gallium silver ...
Rundong Yang, Yun Liu, Xiangfu Wang
doaj   +1 more source