Zobrazeno 1 - 10
of 28
pro vyhledávání: '"Wei Chang Hao"'
Publikováno v:
Journal of Physics: Condensed Matter. 34:485502
We consider the Haldane model, a two-band model in monolayer graphene with non-trivial Chern numbers. Two types of topological defects, monopoles and merons, are derived from the model: (a) the monopole defects occur at the Dirac points, where the sy
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Publikováno v:
Materials Science Forum. 847:344-351
China is now confronted with the tasks of both promoting the economic growth and protecting the environment. Environmental protection has been adopted as the basic national policy to achieve sustainable development. The progress and innovations in th
Autor:
Wei Chang Hao, Steve A. Yianni, A. Tsai, Kaijian Xing, Jincheng Zhuang, Sergey Rubanov, Christopher Ian Pakes, Dongchen Qi, Daniel L. Creedon, Jeffrey C. McCallum, Lei Zhang
Publikováno v:
Applied Physics Letters. 116:111601
A hydrogen-terminated diamond (H-terminated diamond) surface supports a two-dimensional (2D) p-type surface conductivity when exposed to the atmosphere, as a result of the surface transfer doping process. The formation of reliable Ohmic contacts that
Publikováno v:
Advanced Materials Research. 773:639-644
NiTi shape memory alloy was potentiostatically anodized in a molybdate electrolyte containing ammoniac ion to form a thick and uniform oxide layer. The oxide layer was characterized by SEM, XRD, EPMA, XPS and potentiodynamic polarization test. It was
Autor:
Xiubo Qin, Wei Chang Hao, Peng Zhang, L. Wei, Runsheng Yu, Tianmin Wang, Baoyi Wang, Qian Wang
Publikováno v:
Nuclear Instruments and Methods in Physics Research Section B: Beam Interactions with Materials and Atoms. 268:2362-2365
Mesoporous TiO 2 films were synthesized by using triblock copolymers via a sol–gel process in aqueous solution. It was found that a film calcined at 600 °C has the highest photocatalytic activity. By application of positron annihilation Doppler br
Publikováno v:
ACS Applied Materials & Interfaces. 2:2053-2059
Zn0.95Co0.05O nanocrystals were synthesized by the sol−gel method. A STEM image clearly shows that the Co in ZnO nanocrystals is of surface-preferential. To further study the distribution state of Co element and its effects on the structure and mag
Publikováno v:
Materials Science Forum. :1179-1182
Nickel Titanium alloy has been used widely in clinical iatrology for years because of its unique shape memory capability, proper elasticity and considerable biocompatibility. But as an implanted material, its possible release of Ni ions which might c
Publikováno v:
Key Engineering Materials. :593-596
Y2O3:Eu3+ thin film was synthesized by sol-gel method with inorganic salt raw materials, and the crystal structure and luminescent properties were investigated. By adding organic additive to the sol, a homogeneous film with high luminescent intensity
Publikováno v:
Key Engineering Materials. :2169-2172
In this paper, nanostructure zinc oxide (ZnO) hexagonal rods arrays on ZnO granular films coated substrates were fabricated by a simple chemical solution method. The shapes and structures can be controlled by changing the reactants and experimental c