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金属研究所 [5]
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长春光学精密机械与物... [1]
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期刊论文 [9]
会议论文 [1]
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Physics, M... [1]
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GPU-accelerated molecular dynamics simulation of solid covalent crystals
期刊论文
OAI收割
MOLECULAR SIMULATION, 2012, 卷号: 38, 期号: 1, 页码: 8-15
作者:
Hou, Chaofeng
;
Ge, Wei
收藏
  |  
浏览/下载:16/0
  |  
提交时间:2013/10/28
graphics processing unit
molecular dynamics simulation
bond order potentials
many-body
covalent crystal
Configuring an electrostatic membrane reflector with potentials exerted on distributed electrodes (EI CONFERENCE)
会议论文
OAI收割
2009 IEEE International Conference on Mechatronics and Automation, ICMA 2009, August 9, 2009 - August 12, 2009, Changchun, China
作者:
Zhang P.
;
Shi G.
收藏
  |  
浏览/下载:18/0
  |  
提交时间:2013/03/25
Electrostatic membrane reflector (EMR) is very promised for optical quality application with the merits of utra-lightweight and flexible. Configuring a circular membrane reflector with electrostatic potentials exerted on distributed electrodes can approximatively produce a parabolic shape. A 300mm EMR (made from polyimide) stretched by distributed electrodes below is designed
and the number of concentric electrodes needed for membrane shape forming is analysed. First
based on an analytical solution of Poisson's equation
determine the membrane control matrix by finding influence functions of 3 concentric electrodes and 6 control points on membrane surface in order to compute the needed voltages exerted on the distributed electrodes by the method of least-squares fitting. Then the final shape solved by finite element analysis with ANSYS is contrasted with the paraboloid and deviates greatly when the central displacement of membrane is beyond 2.5mm
but in this range increasing the number of electrodes and control points will get a better shape. The corresponding errors are analyzed
and the control method is concluded. Only using the integrated method of analytical computation
numerical analysis and experiment
the membrane shape of certain central displacement can be exactly predicted and controlled. 2009 IEEE.
The l(1)-error estimates for a Hamiltonian-preserving scheme for the Liouville equation with piecewise constant potentials
期刊论文
OAI收割
SIAM JOURNAL ON NUMERICAL ANALYSIS, 2008, 卷号: 46, 期号: 5, 页码: 2688-2714
作者:
Wen, Xin
;
Jin, Shi
  |  
收藏
  |  
浏览/下载:13/0
  |  
提交时间:2018/07/30
Liouville equations
Hamiltonian preserving schemes
piecewise constant potentials
error estimate
half order error bound
semiclassical limit
MD study of the glass transition in binary liquid metals: Ni6Cu4 and Ag6Cu4
期刊论文
OAI收割
Intermetallics, 2007, 卷号: 15, 期号: 10, 页码: 1361-1366
J. Liu
;
J. Z. Zhao
;
Z. Q. Hu
收藏
  |  
浏览/下载:20/0
  |  
提交时间:2012/04/13
glasses
simulations
metallic
rapid solidification processing
atomistic
embedded-atom potentials
fcc metals
molecular-dynamics
alloys
compound
order
model
Kinetic details of the nucleation in supercooled liquid metals
期刊论文
OAI收割
Applied Physics Letters, 2006, 卷号: 89, 期号: 3
J. Liu
;
J. Z. Zhao
;
Z. Q. Hu
收藏
  |  
浏览/下载:11/0
  |  
提交时间:2012/04/13
embedded-atom potentials
hard colloidal spheres
crystal-nucleation
molecular-dynamics
fcc metals
crystallization
alloys
copper
growth
order
Pressure effect on the formation and the thermal stability of glassy Cu
期刊论文
OAI收割
Computational Materials Science, 2006, 卷号: 37, 期号: 3, 页码: 234-238
J. Liu
;
J. Z. Zhao
;
Z. Q. Hu
收藏
  |  
浏览/下载:16/0
  |  
提交时间:2012/04/13
molecular dynamics simulation
glass forming ability
thermal stability
embedded-atom method
pressure effect
Cu
embedded-atom potentials
bond-orientational order
structural
relaxation
fcc metals
liquid
transition
alloys
polystyrene
Magnetic properties of point defects in iron within the tight-binding-bond Stoner model
期刊论文
OAI收割
PHYSICAL REVIEW B, 2005, 卷号: 71, 期号: 17
Liu, GQ
;
Nguyen-Manh, D
;
Liu, BG
;
Pettifor, DG
收藏
  |  
浏览/下载:29/0
  |  
提交时间:2013/09/18
TRANSITION-METALS
ORDER POTENTIALS
POSITRON-ANNIHILATION
ELECTRONIC-STRUCTURE
THERMAL-EQUILIBRIUM
GAMMA-IRON
BCC
FE
STABILITY
STATE
Molecular dynamics study on local structure of molten silicon
期刊论文
OAI收割
ACTA PHYSICA SINICA, 1999, 卷号: 48, 期号: 12, 页码: 2228-2240
Zhou, ZY
;
Wang, TB
;
Cheng, ZN
收藏
  |  
浏览/下载:17/0
  |  
提交时间:2012/03/25
BOND-ORIENTATIONAL ORDER
INTERATOMIC POTENTIALS
COMPUTER-SIMULATION
SYSTEMS
SOLIDS
PHASES
MELTS
SI
Atomic simulation of amorphization and crystallization of Ni3Al during rapid solidification
期刊论文
OAI收割
Philosophical Magazine B-Physics of Condensed Matter Statistical Mechanics Electronic Optical and Magnetic Properties, 1997, 卷号: 76, 期号: 1, 页码: 75-89
H. B. Liu
;
K. Y. Chen
;
G. Y. An
;
Z. Q. Hu
收藏
  |  
浏览/下载:33/0
  |  
提交时间:2012/04/14
liquid glass-transition
molecular-dynamics
orientational order
metals
computer
potentials
alloys
phase
MOLECULAR-DYNAMICS SIMULATION OF LOCAL-STRUCTURE OF ALUMINUM AND COPPER IN SUPERCOOLED LIQUID AND SOLID-STATE BY USING EAM
期刊论文
OAI收割
Journal of Physics-Condensed Matter, 1995, 卷号: 7, 期号: 12, 页码: 2379-2394
K. Y. Chen
;
H. B. Liu
;
X. P. Li
;
Q. Y. Han
;
Z. Q. Hu
收藏
  |  
浏览/下载:21/0
  |  
提交时间:2012/04/14
embedded-atom-method
bond-orientational order
transition-metals
fcc
metals
chemical disorder
crystalline nizr2
model
amorphization
potentials
defects