Results 21 to 30 of about 5,339,184 (339)

TiO₂ Modified Geopolymers for the Photocatalytic Dye Decomposition

Crystals, 2021
This article studies the photocatalytic activity of three types of industrially produced TiO2 powder (P25, CG100 and CG300) incorporated into a parent geopolymer matrix, and their pure counterparts, based on the decomposition of Rhodamine B dye ...
Martina Novotná, Petr Knotek, Tomáš Hanzlíček, Petr Kutálek, Ivana Perná, Klára Melánová, Eva Černošková, Kateřina Kopecká   +7 more
doaj   +1 more source

Electrospun ZnO/Pd Nanofibers: CO Sensing and Humidity Effect

Sensors, 2020
Variable air humidity affects the characteristics of semiconductor metal oxides, which complicates the reliable and reproducible determination of CO content in ambient air by resistive gas sensors.
Vadim Platonov, Marina Rumyantseva, Nikolay Khmelevsky, Alexander Gaskov   +3 more
doaj   +1 more source

A Tunable Triple-Band Near-Infrared Metamaterial Absorber Based on Au Nano-Cuboids Array

Nanomaterials, 2020
In this article, we present a design for a triple-band tunable metamaterial absorber with an Au nano-cuboids array, and undertake numerical research about its optical properties and local electromagnetic field enhancement.
Feng Qin, Zeqiang Chen, Xifang Chen, Zao Yi, Weitang Yao, Tao Duan, Pinghui Wu, Hua Yang, Gongfa Li, Yougen Yi   +9 more
doaj   +1 more source

Design of Surface Plasmon Resonance-Based D-Type Double Open-Loop Channels PCF for Temperature Sensing

Sensors, 2023
Here, we document a D-type double open-loop channel floor plasmon resonance (SPR) photonic crystal fiber (PCF) for temperature sensing. The grooves are designed on the polished surfaces of the pinnacle and backside of the PCF and covered with a gold (Au)
Shuangyan Gao, Kaihua Wei, Hua Yang, Yongjian Tang, Zao Yi, Chaojun Tang, Bin Tang, Yougen Yi, Pinghui Wu   +8 more
doaj   +1 more source

Mechanical behavior of osteoporotic bone at sub-lamellar length scales [PDF]

, 2015
Osteoporosis is a disease known to promote bone fragility but the effect on the mechanical properties of bone material, which is independent of geometric effects, is particularly unclear.
Anna eShipov, Asa eBarber, Asa eBarber, Ines eJimenez-Palomar, Ron eShahar   +4 more
core   +2 more sources

Tunable Broadband Solar Energy Absorber Based on Monolayer Transition Metal Dichalcogenides Materials Using Au Nanocubes

Nanomaterials, 2020
In order to significantly enhance the absorption capability of solar energy absorbers in the visible wavelength region, a novel monolayer molybdenum disulfide (MoS2)-based nanostructure was proposed.
Jiakun Li, Zeqiang Chen, Hua Yang, Zao Yi, Xifang Chen, Weitang Yao, Tao Duan, Pinghui Wu, Gongfa Li, Yougen Yi   +9 more
doaj   +1 more source

The better photoelectric performance of thin-film TiO2/c-Si heterojunction solar cells based on surface plasmon resonance

Results in Physics, 2021
In this work, the absorption of solar energy of thin-film c-silicon (silicon is 1 μm) heterojunction solar cells (SSCs) with the combination of Ag nanoparticles (NPs) and TiO2 inverted triangular prism (IP) is enhanced significantly.
Fei Zhao, Yingting Yi, Jiangchuan Lin, Zao Yi, Feng Qin, Ying Zheng, Li Liu, Fusheng Zheng, Hailiang Li, Pinghui Wu   +9 more
doaj   +1 more source

Space-Time Transfinite Interpolation of Volumetric Material Properties [PDF]

, 2014
The paper presents a novel technique based on extension of a general mathematical method of transfinite interpolation to solve an actual problem in the context of a heterogeneous volume modelling area.
Adzhiev, Valery, Comninos, Peter, Fryazinov, Oleg, Pasko, Alexander, Sanchez, Mathieu   +4 more
core   +1 more source

Triple-band perfect metamaterial absorber with good operating angle polarization tolerance based on split ring arrays

Results in Physics, 2020
In this paper, a triple-band perfect metamaterial absorber based on Cu-dielectric-Cu triple-layer nanostructure is reported. The top metal film structure consists of a ring and four pairs of capacitor plates, which has a frequency selection effect ...
Yingying Wang, Zeqiang Chen, Danyang Xu, Zao Yi, Xifang Chen, Jian Chen, Yongjian Tang, Pinghui Wu, Gongfa Li, Yougen Yi   +9 more
doaj   +1 more source

Controllable field-free switching of perpendicular magnetization through bulk spin-orbit torque in symmetry-broken ferromagnetic films

Nature Communications, 2021
A major challenge of spintronics is achieving magnetic field free electrical control of magnetisation. Here, Xie et al. achieve perpendicular magnetisation switching in a CoPt alloy, breaking inversion symmetry by varying the composition of the alloy in ...
Xuejie Xie, Xiaonan Zhao, Yanan Dong, Xianlin Qu, Kun Zheng, Xiaodong Han, Xiang Han, Yibo Fan, Lihui Bai, Yanxue Chen, Youyong Dai, Yufeng Tian, Shishen Yan   +12 more
doaj   +1 more source