Results 71 to 80 of about 2,590 (262)

Interface Characterization and Control of 2D Materials and Heterostructures

Advanced Materials, 2018
Abstract2D materials and heterostructures have attracted significant attention for a variety of nanoelectronic and optoelectronic applications. At the atomically thin limit, the material characteristics and functionalities are dominated by surface chemistry and interface coupling.
Xiaolong Liu, Mark C. Hersam
openaire   +3 more sources

Bismuth‐Based Photocatalysts for Water Remediation: Design Strategies, Mechanisms, and Challenges

Advanced Functional Materials, EarlyView.
This review highlights representative design strategies for bismuth‐based semiconductor photocatalysts in solar‐driven water purification. Emphasis is placed on electronic structure regulation, oxygen‐vacancy engineering, and interfacial coupling to enable efficient full‐spectrum light utilization, improved charge separation, and selective oxidation in
Shan Liu, Yi Zhao, Liming Cai, Simin Long, Jing Kang, Jingkai Lin, Jimin Shen, Zhonglin Chen, Shaobin Wang, Huayang Zhang   +9 more
wiley   +1 more source

Titanium Matrix Composites Featuring Hierarchical Heterostructures

cMat
Heterogeneous structure (HS) materials, which are characterised by heterogeneous interfaces with varying mechanical and physical properties, represent a groundbreaking advancement in structural materials.
Shao‐Long Li, Hui‐Ying Liu, Shu‐Feng Li   +2 more
doaj   +1 more source

Cryogenic strength-ductility mechanism of heterostructured CoCrFeMnNi high-entropy alloy

Journal of Materials Research and Technology
A typical heterogeneous structure with ultrafine grains embedded in coarse grains is obtained by partial recrystallization annealing, which exhibits excellent cryogenic mechanical properties. Researches reveal that the hard domains, high-density GND pile-
Chengchi Wang, Yu Cao, Jingge Li, Wenhai Peng, Dongqun Xin, Jie Chen   +5 more
doaj   +1 more source

In situ controlled rapid growth of novel high activity TiB2/(TiB2–TiN) hierarchical/heterostructured nanocomposites

Beilstein Journal of Nanotechnology, 2017
In this work, a reaction coupling self-propagating high-temperature synthesis (RC-SHS) method was developed for the in situ controlled synthesis of novel, high activity TiB2/(TiB2–TiN) hierarchical/heterostructured nanocomposites using TiO2, Mg, B2O3 ...
Jilin Wang, Hejie Liao, Yuchun Ji, Fei Long, Yunle Gu, Zhengguang Zou, Weimin Wang, Zhengyi Fu   +7 more
doaj   +1 more source

Operando Tracking of Oxygen‐Vacancy Dynamics and Negative Capacitance in Ca‐Doped BiFeO3

Advanced Functional Materials, EarlyView.
Operando electrochemical impedance spectroscopy, combined with electrocoloration, enables a direct correlation between real‐space ionic redistribution and the corresponding frequency‐domain electrical response. In lateral Ca‐doped BiFeO3 devices, time‐resolved impedance snapshots capture the evolution from bulk‐dominated mixed conduction to an ...
Jeonghun Suh, Heung‐Sik Park, Jong‐Sook Lee, Chan‐Ho Yang   +3 more
wiley   +1 more source

Design, Manufacture and Prospects of Heterostructured Materials

cMat
Heterostructured materials, characterized by distinct microstructures and mechanical properties across different micro‐regions, have consistently demonstrated their ability to effectively mitigate the strength‐ductility trade‐off in structural materials.
Di Wu, Runlian Li, Tianlong Zhang
doaj   +1 more source

Dopant Distribution in Ga‐Implanted CdO—A Correlative Microscopy and Molecular Dynamics Study

Advanced Functional Materials, EarlyView.
This work demonstrates that ion implantation offset angle could modulate carrier concentration and mobility in cadmium oxide thin films. Combining correlative microscopy workflow and molecular dynamics simulations, this study reveals the control of interfacial cluster density with tailoring implantation angles, and the optimum offset angle that ...
Morvarid Ghorbani, Bhaveshkumar Kamaliya, Maxwell J. Tolchin, Ryan W. Spangler, Youngji Kim, Joshua D. Caldwell, Jon‐Paul Maria, Nabil D. Bassim   +7 more
wiley   +1 more source

Ferroelectric Polarization Enabled Threshold Voltage Modulation in High Electron Mobility Transistor

Advanced Functional Materials, EarlyView.
A comprehensive model is developed to capture the coupled electrostatics of a ferroelectric capacitor and a metal‐insulator‐semiconductor high electron mobility transistor (MISHEMT) connected in ferroelectric‐metal high electron mobility transistor (FeMHEMT) configuration.
Wentian Gao, Andre Wachowiak, Thomas Mikolajick, Uwe Schroeder, Roberto Guido   +4 more
wiley   +1 more source

Research progress of heterogeneous structure magnesium alloys: A review

Journal of Magnesium and Alloys
In recent years, a new class of metallic materials featuring heterogeneous structures has emerged. These materials consist of distinct soft and hard domains with significant differences in mechanical properties, allowing them to maintain high strength ...
Xiang Chen, Junlei Zhang, Min Wang, Weizhang Wang, Di Zhao, Haiming Huang, Qi Zhao, Xiaofei Xu, Hongxia Zhang, Guangsheng Huang   +9 more
doaj   +1 more source