热导率
- Thermal conductivity;heat conductivity
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材料的热导率随着石墨粉含量的增加几乎成直线上升,当石墨含量为5%时材料的热导率大于1.7W/(m·K)。
The heat conductivity of material improves rapidly by the content of the graphite increasing , and the heat conductivity preponderates over 1.7 w / ( m · K ) when the content of graphite is 5 % in the material .
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对测量气体热导率实验中压强影响的分析
The effect of pressure in the experiment measuring heat conductivity of air
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C/Al复合材料热导率各向异性研究
Investigation of thermal conductivity anisotropy of c / al Composites
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片状Al2O3对Al2O3/FEP复合材料热导率的影响
Effects of alumina platelets on thermal conductivity of Al_2O_3 / FEP composite
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高比例SiCp/Al复合材料的有效热导率模型
Effective Thermal Conductivity Model of High Volume SiC_p / Al Composite
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掺Nd钒酸盐晶体热导率的拉曼光谱研究
Raman Spectra Study of Thermal Conductivity of Nd-doped Vanadate Crystals
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复合助剂Y2O3-CaC2对氮化铝陶瓷热导率的影响
Influence of compound additive Y_2O_3-CaC_2 en the thermal conductivity of AIN
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回归计算表明,榴辉岩热导率和P波速度之间的相关性较大,相关系数在0.7左右,片麻岩显示的相关系数比较小,在0.4~0.5之间。
The regression analysis of thermal conductivity vs. ultrasonic velocity yields a correlation coefficient of about 0.7 for eclogite and 0.5-0.4 for gneiss .
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C元素增加钢的热导率;随温度的增加,纯铁的热导率降低,同时各合金元素对热导率的影响下降。
With temperature increasing , the thermal conductivity of pure iron decreases and the influences of various alloying elements on thermal conductivity weaken .
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用涂层热线法测量含SiC耐火混合料的热导率
Determination of thermal conductivity of SiC-bearing refractory mixture by improved hot-wire method with insulate coating
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CVD金刚石薄膜晶粒尺寸对热导率的影响
Effect of grain size of CVD diamond film on thermal conductivity
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能量转换效率的提高用Si纳米线修饰结构热导率的降低来表征。
The enhancement in energy conversion efficiency was inferred from the reduction in thermal conductivity of the modified Si nanowires .
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Sb取代Ga后对化合物的热性能有较大影响,其热导率和晶格热导率都有不同程度的降低;
The substituting Sb for Ga has a great influence on the thermal properties of the compounds .
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应用MCS-51单片机研制热导率测试仪
The Development of Heat Conduction Coefficient Detector Basing on MCS-51 SCM
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采用激光脉冲法成功地测量了Si基底上多孔SiO2薄膜的纵向热导率.致密SiO2薄膜的热导率测试数据与已有多篇文献报导值一致。
A laser flash method for the measurement of longitudinal thermal conductivity of porous films is proposed .
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掺杂YAG和GGG激光晶体热导率研究
Study on thermal conductivity of the YAG and GGG laser crystal
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AlN陶瓷基板材料热导率与烧结助剂的研究进展
Research Progress in Thermal Conductivity and Sintering Additives of AlN Packaging Material
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添加CaF2-YF3的AlN陶瓷的热导率
Thermal Conductivity of AlN Ceramics with CaF_2-YF_3 Addition
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非连续Cf/Cu复合材料的电导热导率高,具有自润滑和抗电弧侵蚀等特殊性能,是一类具有广阔应用前景的功能复合材料。
Discontinuous Cf / Cu composite , with its peculiar properties of high electrical-conductivity , high thermal-conductivity , self-lubricating , resisting electric-arc erosion and so on , is a prospectively functional composite .
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孔隙对放电等离子烧结SiCp/Al复合材料热导率影响的数值研究
Numerical Study of the Effect of Porosity on the Thermal Conductivity of Spark Plasma Sintered ( SPS ) Consolidated SiC_p / Al Composites
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SF6热导率高,允许通过电流大。
SF6 high thermal conductivity , allowing current big .
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研究了激光切割对CVD金刚石膜三点弯曲断裂强度和热导率的影响。
The effect of laser cutting to CVD diamond films on thermal conductivity and three point bending strength is studied .
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然而,W涂层的性能包括氧含量、孔隙率和热导率等在很大程度上影响着其应用。
However , the application of such structure was greatly affected by the properties of W coating , including oxygen content and porosity and thermal conductivity .
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热导率的变化与热扩散率的变化有相似的规律;材料的热膨胀系数随温度的升高单调递增,温度上升相同情况下,材料的热膨胀系数随Ni含量的增加而增加。
Thermal expansion coefficient of TiC-Ni cermets increased monotonously with temperature increasing , and also increased with Ni content when the cermets were heated to the same temperature .
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PTR方法对材料热扩散率和热导率的研究
Study on the Thermal Diffusivity and Thermal Conductivity by PTR Method
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SIMOX硅片埋氧层垂直方向热导率的测量
Measurement of Thermal Conductivity of Buried Oxides of SOI by SIMOX
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随着复合材料中Si元素总量的增加,复合材料的定比压热容、热膨胀系数、热扩散系数和热导率均逐渐降低;
The specific capacity , the average coefficient of thermal expansion , the coefficient of thermal diffusion and the thermal conductivity of the composites decrease gradually with increasing Si content .
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GaN具有禁带宽、热导率高等特点,广泛应用于光电子和微电子器件领域。
Gallium nitride has been widely used in optoelectronic and microelectronic devices field because of its large , direct bandgap , high thermal stability , etc.
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Sb组成的20面体空洞部分被Ba,Ce填充时,晶格热导率最小,填充原子的扰动对声子的散射作用最强。
The lowest lattice thermal conductivity and strongest rattling actions of filling atoms to the scattering of phonons are gained when the Sb-icosahedron voids are partly filled .
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堆内测量UO2燃料元件的有效热导率
Measuring equivalent thermal conductivity of uo_2 fuel element under irradiation