Results 1 to 10 of about 210,178 (311)

Robust mode-locking in all-fiber ultrafast laser by nanocavity of two-dimensional heterostructure [PDF]

Light: Science & Applications
The fiber-based saturable absorber (SA) that enables mode-locking within a ring cavity serves as the core component of the ultrafast all-fiber lasers.
Jiahui Shao, Guangjie Yao, Xuecheng Wu, Kaifeng Lin, Shaoyi Zhang, Xu Cheng, Ding Zhong, Chang Liu, Can Liu, Fengqiu Wang, Kaihui Liu, Hao Hong   +11 more
doaj   +2 more sources

First-Principles Calculations of Two-Dimensional CdO/HfS2 Van der Waals Heterostructure: Direct Z-Scheme Photocatalytic Water Splitting

Frontiers in Chemistry, 2022
Using two-dimensional (2D) heterostructure as photocatalyst for water splitting is a popular strategy for the generation of hydrogen. In this investigation, the first-principles calculations are explored to address the electronic performances of the 2D ...
Qiuhua Zhang, Kai Ren, Ruxing Zheng, Zhaoming Huang, Zongquan An, Zhen Cui   +5 more
doaj   +1 more source

A S‐Scheme MOF‐on‐MOF Heterostructure

Advanced Functional Materials, 2023
Constructing MOF‐on‐MOF heterojunction with elaborate charge transfer mechanism and interface is a promising strategy for improving the photocatalytic properties of MOFs.
Ling Yuan, Chaoqi Zhang, Y. Zou, Tong Bao, Jing Wang, Cheng Tang, A. Du, Chengzhong Yu, Chao Liu   +8 more
semanticscholar   +1 more source

Platinum single-atom catalyst coupled with transition metal/metal oxide heterostructure for accelerating alkaline hydrogen evolution reaction

Nature Communications, 2021
Single-atom catalysts provide an effective approach to reduce the amount of precious metals meanwhile maintain their catalytic activity. However, the sluggish activity of the catalysts for alkaline water dissociation has hampered advances in highly ...
KaiLing Zhou, Zelin Wang, C. Han, X. Ke, Changhao Wang, Yuhong Jin, Qianqian Zhang, Jingbing Liu, Hao Wang, Hui Yan   +9 more
semanticscholar   +1 more source

Additive manufacturing of promising heterostructure for biomedical applications

International Journal of Extreme Manufacturing, 2023
As a new generation of materials/structures, heterostructure is characterized by heterogeneous zones with dramatically different mechanical, physical or chemical properties.
Cijun Shuai, Desheng Li, Xiong Yao, Xia Li, Chengde Gao   +4 more
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Effects of Vacancy Defects on Electrical and Optical Properties of ZnO/WSe₂ Heterostructure: First-Principles Study

Metals, 2022
In this work, based on the first principles calculation of density functional theory (DFT), we studied the band structure changes of monolayer ZnO and ZnO/WSe2 before and after vacancy generation, and systematically studied the vacancy formation energy ...
Xi Yong, Ao Wang, Lichuan Deng, Xiaolong Zhou, Jintao Li   +4 more
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Ternary Heterostructures Based on BaTiO3/MoO3/Ag for Highly Efficient and Reusable Photocatalytic Applications

Advanced Materials Interfaces, 2023
This work shows the fabrication of an efficient ternary heterostructure photocatalyst by integrating ferroelectric BaTiO3 (BTO) as the bottom layer, semiconductor MoO3 as the middle layer and plasmonic silver nanoparticles (Ag NPs) as the top layer ...
Kevin V. Alex, José P. B. Silva, Koppole Kamakshi, Koppole C. Sekhar   +3 more
doaj   +1 more source

Ab Initio Calculations for the Electronic, Interfacial and Optical Properties of Two-Dimensional AlN/Zr2CO2 Heterostructure

Frontiers in Chemistry, 2021
Recently, expanding the applications of two-dimensional (2D) materials by constructing van der Waals (vdW) heterostructures has become very popular. In this work, the structural, electronic and optical absorption performances of the heterostructure based
Kai Ren, Ruxin Zheng, Junbin Lou, Jin Yu, Qingyun Sun, Jianping Li   +5 more
doaj   +1 more source

Intrinsic quantized anomalous Hall effect in a moiré heterostructure [PDF]

Science, 2019
Quantum anomalous Hall goes intrinsic Quantum anomalous Hall effect—the appearance of quantized Hall conductance at zero magnetic field—has been observed in thin films of the topological insulator Bi2Se3 doped with magnetic atoms.
Marec Serlin, C. Tschirhart, H. Polshyn, Y. Zhang, Jiacheng Zhu, Kenji Watanabe, T. Taniguchi, L. Balents, A. Young   +8 more
semanticscholar   +1 more source

Theoretical study of electrode materials for sodium ion batteries based on Graphether/Graphene heterostructure [PDF]

E3S Web of Conferences, 2021
The graphether/graphene vdW heterostructure has been systematically studied as an electrode material for sodium batteries based on density functional theory. We predict that the graphether/graphene heterostructure exhibits low diffusion barrier and large
Li Lei, Liu Chun-Sheng
doaj   +1 more source