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Rhenium materials
Rhenium Element symbols : Re Elements Chinese Name: Rhenium Element Name : Rhenium Atomic Number: 75 Relative atomic mass: 186.207 Period: 6 The group number : VIIB Molar mass : 186 Atomic radius: 1.97 Common valence : -1 , +1, +2 , +3, +4 ,...
2017-02-22
Application of high-purity metals and development
High purity molybdenum materials What is the application and development of high-purity molybdenum ?   Purity of 99.99% (4N) and 99.999% (5N) pure molybdenum material , called high-purity molybdenum . The total high-purity molybdenum impurity ele...
2017-02-22
About MOCVD
 MOCVD (Metal Organic Chemical Vapor Deposition, a metal organic chemical vapor deposition ) technique , also known as OMVPE, MOVPE , are Rockwell 1968 by American companies to come to a single preparing a compound semiconductor thin film technology...
2017-02-22