Nanoindentation has been widely used to evaluate and test material properties, we utilize the unloading curves of an indentation test to extract the hardness and reduced modulus of the material. 纳米压痕技术广泛用于材料力学性能的评估与测试,利用压痕的加卸载曲线可分析得到材料的硬度和折合模量等力学参数。
Testing method for knoop indentation hardness of glass and glass-ceramics 玻璃努氏硬度试验方法
Realization of the Measurement System for the Indentation Diameter of Brinell Hardness Test Using Image Measurement 用塞勒硬度试验器试验布氏硬度试验压痕直径的图像测量及实现
Investigation of Relationship between Instrumented Indentation Hardness and Vickers Hardness 仪器化压入硬度与维氏硬度的关系研究
Indentation methods of hardness testing comprise two principal groups. 压痕法测定硬度包括两大类。
Behavior of pile-up and sinking-in around spherical indentation and its effect on hardness determination 球形压痕的凸起凹陷行为及其对硬度测量的影响
Influence of indentation depth and film thickness on composite hardness and modulus of coating-substrate systems 压入深度与膜厚对薄膜与基体复合硬度及弹性模量的影响
It is indicated that there is the best correlation between rock indentation hardness and integrated RMS of AE events. 结果表明:岩石压入硬度与声发射信号的积分RMS有最好的相关关系。
The results show that the elastic modulus and indentation hardness of the ventral epidermis decrease with the increase of the load, in the limits of 10 mN normal load. The elastic modulus is between 300~ 830 MPa, which is power function with the load. 结果表明:在法向载荷小于10mN的范围内,腹部表皮的弹性模量和压入硬度均随载荷的增加而减小,弹性模量的数值范围在300~830MPa,且为载荷的幂函数;
A study on correlation of rock indentation hardness with acoustic emission parameters 岩石压人硬度与声发射参数关系的研究
The Instrumented Indentation Methods for Determining Material Property INSTRUMENTED INDENTATION TEST FOR HARDNESS AND MATERIALS PARAMETERS OF METALLIC MATERIALS 采用压痕实验获得材料性能的研究现状仪器化压痕试验法测定金属材料的硬度与材料参数
Calculating Rock's Indentation Hardness and Plastic Coefficient with VB Program 用VB程序求解岩石的压入硬度与塑性系数
Correction of the Indentation Hardness Estimating the Rock Destruction Specific Energy Based on the Hardness and Plastic Co efficients 压入硬度的修正方法&根据硬度和塑性系数估算破岩比功
Research of Indentation Hardness Auto Calculating Methods Based on AFM 基于AFM的压痕硬度自动检测算法的研究
It is possible to use the parameter integrated RMS to assess rock indentation hardness and further to predict rock drillability. 有可能利用积分RMS这一参数来估价岩石压入硬度,并进一步预报岩石可钻性。
In order to explore the correlation of rock indentation hardness with acoustic emission parameters such as accumulated number of events, total energy, peak RMS and integrated RMS. nine different types of rocks were tested. 为了查明岩石压入硬度与声发射参数如累计信号数、总能量、峰值RMS(信号均方根值)、积分RMS等之间的关系,在9种不同的岩石中进行了压入试验。
The results of experiments indicate that AE signature may reflect the mechanism of rock indentation, and the indentation hardness of rocks is obviously correlated with the peak KMS and integral RMS of acoustic emission signals. 试验结果表明,声发射图象能够反映岩石压人破碎机理,并且岩石压人硬度与声发射信号峰值平均幅度及积分平均幅度有明显的相关关系。
Instrumented indentation test for hardness and materials parameters of metallic materials 仪器化压痕试验法测定金属材料的硬度与材料参数
And the indentation hardness is between 37~ 62 MPa, which is linear with the load. 压入硬度的数值范围在37~62MPa,与载荷成线性关系。
Indentation size effect in Vickers hardness testing of ceramics 陶瓷材料Vickers硬度的压痕尺寸效应
The measurement error of indentation in Brinell and Vickers Hardness testing exerts a great influ-ence on Brinell and Vickers Hardness value. To minimize the measurement error, this article proposed a correct measurement method. 布氏和维氏硬度压痕的测量误差对布氏和维氏硬度值影响很大,为了减少压痕的测量误差本文提出了正确的测量方法供硬度试验人员参考。
The results showed that the indentation hardness of flexible polyurethane ( PU) foams prepared with commercial polyether polyol containing EAP as polyol and water as blowing agent increased but the resiliency of these PU foams did not decrease. 研究结果表明,工业聚醚多元醇中添加EAP后制备的全水发泡软质聚氨酯(PU)泡沫塑料的压入硬度显著提高,但回弹性不变。
The results revealed that the creep rate, creep strain rate, indentation stress and hardness are all dependent on the indentation depth. 压痕蠕变率,蠕变应变率,压痕应力和硬度都表现出了很强的尺寸效应。
A simple relation about the indentation hardness to the grain size and the indenter radius is established, with satisfactory agreement with the computational results. 2. 在此基础上,建立了压痕硬度与晶粒大小、压头半径之间的经验公式,该式与计算结果符合良好。
They are the principle of Vickers hardness, image acquisition, image processing of the image of indentation, and the implementation of Vickers hardness testing system. 本文主要从四个方面对维氏硬度测量系统进行了研究和介绍:维氏硬度计原理、图像采集、压痕图像处理和系统实现。
At the same depth, the indentation force and hardness increase with decreasing grain size and indenter radius. 在相同的压痕深度下,压痕压力和硬度随着晶粒尺寸和压头半径的减小而增大。
Hardness is a simple and efficient means in the micro-nano dimensional surface property measurement. Macroscopical hardness measurement is limited by the testing system resolution and can not satisfy the microcosmic demands. Therefore, test and evaluation techniques for indentation hardness have significant academic value and actual significance. 在材料微纳米级表层质量的检测中,硬度是评价材料力学性能的一种简单、高效的手段,但传统的硬度测量由于受到测试系统分辨率的限制,已不能满足要求,纳米压痕技术应运而生。
For film/ substrate system, the indentation hardness depends on the indentation depth, the indenter radius and the film thickness. 对于薄膜/基体系统,薄膜压痕的硬度依赖于压痕深度、压头半径和薄膜厚度。
The mechanism of brittle-ductile transition influenced by temperature on the single crystal gallium arsenide chip by indentation experiments using vickers hardness tester were analyzed. 采用维氏硬度计对单晶砷化镓片进行压痕实验,分析了温度对单晶砷化镓片脆塑转变机理的影响。
Indentation hardness increase with the increasing of Cu content. 压痕硬度随着Cu含量的增加而增大。