Download or read book The Correspondence Principle (1918 - 1923) written by J.R. Nielsen and published by Elsevier. This book was released on 2013-10-22 with total page 719 pages. Available in PDF, EPUB and Kindle. Book excerpt: During this period Bohr's researches had a double aim: to develop a consistent and adequate quantum theory and to explain the structures and properties of the elements of the periodic system. ``The Correspondence Principle'' contains the papers and manuscripts dealing mainly with the elaboration of the general quantum theory.