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为了提高低碳钢表面的耐磨性能，采用CO2激光堆焊系统，将Co基合金与WC混合粉末（WC的质量分数为0~0.47）用单道堆焊于低碳钢表面。利用X射线衍射仪、能谱分析仪、扫描电子显微镜、激光显微镜、维氏硬度计和耐磨试验机对单道堆焊层的相结构、显微组织、维氏硬度、耐磨性和裂纹敏感性进行了比较分析。结果表明，这种堆焊方法的堆焊层均为亚共晶组织，且未分解WC弥散分散在Co基合金的基体上；堆焊层的维氏硬度均随...
Schottky Diodes and Thin Films Based on Copolymer: Poly(aniline-co-toluidine)
Schottky Diodes Thin Films Copolymer
2010/12/3
Poly(aniline-co-o-toluidine) (PANI-co-POT) thin films were deposited on indium tin oxide- (ITO-) coated glass substrates by electrochemical polymerization under cyclic voltammetric conditions from ani...
SnO_2基CO气敏元件的进展
2007/7/28
期刊信息
篇名
SnO_2基CO气敏元件的进展
语种
中文
撰写或编译
作者
刘凤敏,陈丽华,全宝富,刘奎学
第一作者单位
刊物名称
仪表技术与传感器
页面
3，2004，41-42
出版日期
2004年
月
日
文章标识(ISSN)
相关项目
SnO2气体传感器的修饰改性研究
La_(0.7)Sr_(0.3)FeO_3对SnO_2基CO气敏元件性能的影响
2007/7/28
期刊信息
篇名
La_(0.7)Sr_(0.3)FeO_3对SnO_2基CO气敏元件性能的影响
语种
撰写或编译
作者
刘志强,全宝富,刘凤敏,陈丽华,丁虹
第一作者单位
刊物名称
电子材料与元件
页面
23（3），2004, 18-19
出版日期
2004年
月
日
文章标识(ISSN)
相关项目
SnO2气体传感器的修饰改性研究
BaTiO_3对SnO_2基CO气敏元件性能影响
2007/7/28
期刊信息
篇名
BaTiO_3对SnO_2基CO气敏元件性能影响
语种
中文
撰写或编译
作者
刘凤敏,全宝富,陈丽华,刘奎学
第一作者单位
刊物名称
传感器技术
页面
22(2),2003, 5-7
出版日期
2003年
月
日
文章标识(ISSN)
相关项目
SnO2气体传感器的修饰改性研究
High K Low Loss Dielectrics Co-Fireable with LTCC
Dielectrics LTCC Co-fireable Low loss High K
2010/12/7
Rapid growth in the application of LTCC technology for RF wireless is clearly driven by the trend of miniaturization and mobile communication systems. This technology provides the possibility of integ...
The Li and Co-Substituted Spinel Mn Oxide, (Li)8a[Lix/4Co3x/4Mn2−x]16dO4, and Its Use as Cathode Material in Flat and Flexible Lithium Battery
Flexible Lithium Battery The Li and Co-Substituted Spinel Mn Oxide (Li)8a[Lix/4Co3x/4Mn2− x]16dO4
2010/12/8
The partial substitution of manganese by lithium and cobalt ions in 16d octahedral sites enhances the electrochemical cyclability of LiMn2O4 upon cycling. The improvement in cycling performance is mai...
Fabrication and Characterization of Multilayer Capacitors Buried in a Low Temperature Co-Fired Ceramic Substrate
Capacitor embedded low temperature co-fired ceramic
2010/12/10
Multilayer ceramic capacitors designed to be embedded in a low temperature co-fired ceramic substrate have been successfully fabricated. Low and high value capacitors were respectively embedded in the...
Co(II) Optical Absorption in Spinels: Infrared and Ligand-Field Spectroscopic Study of the Ionicity of the bond. Magnetic Structure and Co2+→Fe3+MMCT in Ferrites. Correlation with the Magneto-Optical Properties
Cobalt ferrites optical properties magneto-optical effect
2010/12/10
The analysis of the infrared and ligand field spectra of COM2O4 spinels reveals that the ionicity of these compounds varies in the following order aluminate > gallate > ferrite and chromite > rhodite ...