搜索结果: 1-9 共查到“凝聚态物理学 Hydrogen”相关记录9条 . 查询时间(0.062 秒)
Zero-Temperature Structures of Atomic Metallic Hydrogen
Zero-Temperature Structures Atomic Metallic Hydrogen
2010/11/25
Ab initio random structure searching with density functional theory was used to determine the
zero-temperature structures of atomic metallic hydrogen from 500 GPa to 5 TPa. Including zero
point moti...
Effect of hydrogen on the microstructure evolution of nanocrystalline silicon
Effect of hydrogen microstructure evolution of nanocrystalline silicon
2010/11/22
We investigated the effect of dissolved hydrogen on the microstructure evolution of anocrystalline silicon. Through molecular dynamics simulations we characterize the local and overall structural feat...
A molecular sieve for hydrogen is presented based on a carbon nanotube intramolecular junction and a C60. The small interspace formed between C60 and junction provides a size changeable channel for th...
Titanium-capped carbon chains as promising new hydrogen storage media
Titanium-capped carbon chains promising new hydrogen storage media
2010/11/23
The capacity of Ti-capped sp carbon atomic chains for use as hydrogen storage media is studied using first-principles density functional theory. The Ti atom is strongly attached at one end of the carb...
Synthesis of ErFeAsO-based superconductors by hydrogen doping method
Synthesis ErFeAsO-based superconductors hydrogen doping method
2010/11/25
Here we demonstrate the technique to stabilize the ErFeAsO-based superconductor with the smallest lattice constants in LnFeAsO1-y (Ln = lanthanide) series using hydrogen doping method. Polycrystalline...
Enhanced stability of hydrogen atoms at the graphene/graphane interface of nanoribbons
Enhanced stability of hydrogen atoms graphene/graphane interface of nanoribbons
2010/11/24
The thermal stability of graphene/graphane nanoribbons (GGNRs) is investigated using density functional theory. It is found that the energy barriers for the diffusion of hydrogen atoms on the zigzag a...
Absorbing Hydrogen Fluoride Gas to Enhance Crystal Growth（图）
Hydrogen Fluoride Gas Enhance Crystal Growth superconductors optical devices microelectronics
2009/12/15
Two scientists at the U.S. Department of Energy’s (DOE) Brookhaven National Laboratory have developed a method to control the buildup of hydrogen fluoride gas during the growth of precision crystals n...
For Future Superconductors, a Little Bit of Lithium May Do Hydrogen a Lot of Good（图）
Future Superconductors Lithium Hydrogen
2009/10/10
Scientists have a long and unsuccessful history of attempting to convert hydrogen to a metal by squeezing it under incredibly high and steady pressures.Metallic hydrogen is predicted to be a high-temp...
Hydrogen Influence on Gallium Arsenide Thin Films Prepared by RF-Magnetron Sputtering Technique
Hydrogen Gallium arsenide RF-magnetron sputtering
2010/9/29
We investigate the effect of the hydrogen intentional incorporation on the structural properties of the amorphous gallium arsenide prepared by rf-magnetron sputtering technique. The properties of the ...