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Quantitative Prediction of the Whole Peeling Process of an Elastic Film on a Rigid Substrate
期刊论文
JOURNAL OF APPLIED MECHANICS-TRANSACTIONS OF THE ASME, 2018, 卷号: 85, 期号: 9, 页码: Ar-91004
作者:
Yin HB
;
Chen SH
;
Liang LH(梁立红)
;
Peng ZL(彭志龙)
;
Wei YG(魏悦广)
收藏
  |  
浏览/下载:22/0
  |  
提交时间:2018/12/12
film-substrate system
interface behavior
peeling force
cohesive zone model
L-J potential
Mechanism of Three-Dimensional Surface Wrinkle Manipulation on a Compliant Substrate
期刊论文
JOURNAL OF APPLIED MECHANICS-TRANSACTIONS OF THE ASME, 2018, 卷号: 85
作者:
Li, Mengjie
;
Qin, Huasong
;
Liu, Jingran
;
Liu, Yilun
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  |  
浏览/下载:6/0
  |  
提交时间:2019/11/26
experimental verification
FEM simulation
film/substrate system
surface wrinkle modulation
theoretical analysis
Characterization of oxidation film on SiC ceramic substrate based on indentation method
期刊论文
CERAMICS INTERNATIONAL, 2017
Qu, Zhaoliang
;
Zhang, Qiang
;
He, Rujie
;
Pei, Yongmao
;
Fang, Daining
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  |  
浏览/下载:113/0
  |  
提交时间:2017/12/03
Indentation method
Oxidation film/substrate system
Property characterization
ELASTIC-MODULUS
MECHANICAL-PROPERTIES
STRENGTH
BEHAVIOR
NANOINDENTATION
PREOXIDATION
A two-dimensional Fourier-series finite element for wrinkling analysis of thin films on compliant substrates
期刊论文
THIN-WALLED STRUCTURES, 2017, 卷号: 114
作者:
Huang, Qun
;
Xu, Rui
;
Liu, Yin
;
Hu, Heng
;
Giunta, Gaetano
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  |  
浏览/下载:3/0
  |  
提交时间:2019/12/05
Fourier series
Film/substrate system
Wrinkling
Asymptotic numerical method
Cylindrical nano-indentation on metal film/elastic substrate system with discrete dislocation plasticity analysis: A simple model for nano-indentation size effect
期刊论文
INTERNATIONAL JOURNAL OF SOLIDS AND STRUCTURES, 2010, 卷号: 47, 期号: 22-23, 页码: 3103-3114
作者:
Ouyang, Chaojun
;
Li, Zhenhuan
;
Huang, Minsheng
;
Fan, Haidong
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  |  
浏览/下载:109/0
  |  
提交时间:2013/07/05
Film/substrate system
Indentation size effect
Discrete dislocation plasticity
Cylindrical indenter
Geometrically necessary dislocation
Stresses in a multilayer thin film/substrate system subjected to nonuniform temperature
期刊论文
2010, 2010
Feng, X.
;
Huang, Y.
;
Rosakis, A. J.
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  |  
浏览/下载:1/0
Determination Ofinterfacial Mechanical Parameters For An Al/Epoxy/Al2O3 System Byusing Peel Test Simulations
期刊论文
Acta Mechanica Solida Sinica, 2008, 页码: 198-206
作者:
You XM(尤雪梅)
;
Zhao HF(赵海峰)
;
Wei YG(魏悦广)
收藏
  |  
浏览/下载:651/88
  |  
提交时间:2009/08/03
Peel Test
Interface Toughness
Cohesive Zone Model
Energy Release Rate
Ductile Thin-Films
Cu/Cr/Polyimide System
Adhesive Joints
Fracture Energy
Ceramic Substrate
Metal-Film
Strength
Layer
Plasticity
Surface
Automatic spin coater for concave spherical substrate (EI CONFERENCE)
会议论文
3rd International Symposium on Advanced Optical Manufacturing and Testing Technologies, AOMATT 2007: Design, Manufacturing, and Testing of Micro- and Nano-Optical Devices and Systems, July 8, 2007 - July 12, 2007, Chengdu, China
Fengchao L.
;
Jingsong G.
;
Xiaoguo F.
;
Jingli Z.
;
Zhijun X.
;
Jun H.
;
Fenglin X.
;
Huiqing W.
;
Xiaohan L.
收藏
  |  
浏览/下载:18/0
  |  
提交时间:2013/03/25
Coating photoresist film with uniform thickness on concave spherical substrate (CSS) is very important for microfabrication of concave spherical optical elements by lithography technique via a laser direct writer
for the uneven photoresist film will result in ununiformity of line width so as to influence the characters of optical elements. For improving the uniformity of photoresist film coating on CSS
an automatic spin coater was designed. The process and the mathematical model of spin coating for CSS were analyzed. Difficulties for realizing the spin coater consist of the control of multi-axis motion precisely and collaboratively
valves on/ff properly and real-timely. A flexible and well-behaved spinning motion system was achieved by tmeans of principal and subordinate CPUs control. The motion program for spin coating could be created and implemented automatically while the pressure and the valves were was watched and controlled in real time. Film coating and laser direct writing experiments on a CSS with aperture equals to 100 mm and radius equals to 370 mm were performed. Photoresist film with uniform thickness on CSS was obtained by selecting proper spin coating parameters such as rotational speed
acceleration and viscosity of the photoresist. After development
the section analysis by the atomic force microscope showed that photoresist film thickness was about 517 nm in the center and about 520 nm in the edge of substrate
the film thickness error was within 1%
and the line width was about 6.0 m with steep sides parallel each other. Experimental results indicate that uniform thickness of thin photoresist film has been coated on CSS by the spin coater
which contributes to quality improvement of laser direct writing lines on CSS.
Key techniques of laser direct writing patterns on spherical substrate (EI CONFERENCE)
会议论文
3rd International Symposium on Advanced Optical Manufacturing and Testing Technologies, AOMATT 2007: Design, Manufacturing, and Testing of Micro- and Nano-Optical Devices and Systems, July 8, 2007 - July 12, 2007, Chengdu, China
Feng X.-G.
;
Zhao J.-L.
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  |  
浏览/下载:15/0
  |  
提交时间:2013/03/25
Comparing with the writing method of plane pattern
spherical pattern' has some remarkable different on several points. Firstly
it is difficult to spin-coated a uniform photoresist film on a spherical substrate
especially the ratio of spherical radius to caliber is smaller
and the spin-coated way must match the ratio of spherical radius to caliber. Secondly
if the sphere couldn't be regarded as a plane
a so-called concentric optical scan movement way must be applied for the generation of spherical pattern
because the reflex of substrate will affect the quantity of illumination. Commonly
an alignment technique is indispensable with pattern generation of spherical surface by the concentric optical scan in order to ensure the orthogonal intersection of focusing laser beam and writing surface. Thirdly
a uniform velocity control must be considered for the laser direct writing method on a spherical substrate. Otherwise
the exposure time of photoresist will be different
and the line widths of pattern will be also different at different areas. Fourthly
commonly
because the errors of concentric machine and substrate surface shape are bigger
so focusing servo-control technique is also needful for writing a pattern on a spherical substrate. Focusing servo-control may keep the focal spot on the spherical surface by a focus detection and control system in the course of writing pattern. Using these techniques
we fabricated a line width of 7m and a period of 600m isometric mesh on the concave of a spherical substrate.
Small scale, grain size and substrate effects in nano-indentation experiment of film-substrate systems
期刊论文
International Journal of Solids and Structures, 2007, 卷号: 44, 期号: 13, 页码: 4492-4504
作者:
Chen SH(陈少华)
;
Liu L(刘磊)
;
Wang ZQ(王自强)
收藏
  |  
浏览/下载:905/46
  |  
提交时间:2009/08/03
Nano-Indentation Hardness
Film-Substrate System
Classical Plasticity Theory
Strain Gradient Plasticity Theory
Indenter Tip
Curvature
Fem
Strain Gradient Plasticity
Depth-Sensing Indentation
Indenter Tip Radius
Thin-Films
Length Scale
Mechanical-Properties
Conventional Theory
Deformation-Theory
Matrix Composites
Single-Crystals
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