its compounds,a and b are fitting constants,n is the periodic ordinal number,has been suggested in this paper:The formula can be used in calculating twenty quantitives or more of the element and its compounds in the same group of the element periodic table,and better result.can be obtained...
2.A term with several different meanings: (1) breathing; (2) taking up oxygen and giving out carbon dioxide; (3) deriving energy from food with or without oxygen.Seeaerobic respiration, anaerobic respiration. Dictionary of Unfamiliar Words by Diagram Group Copyright © 2008 by Diagram Visual ...
As the basic performance index of TPMS porous structures, the relative density or porosity, and volume specific surface areas are widely utilized in engineering to evaluate the porous structures. However, for TPMS units mentioned in table 1, both ideal performances cannot be acquired at the same ...