vi CONTENTS 



Twelve. The Effects of Molecular Dissymmetry on Properties of 



Matter 250 



Thirteen. Metastable Atoms and Electrons Produced by Reso- 

 nance Radiation in Neon 285 



Fourteen. The Condensation and Evaporation of Gas Molecules 288 



Fifteen. The Evaporation, Condensation and Reflection of Mole- 

 cules and the Mechanism of Adsorption . . . 295 



Sixteen. The Evaporation of Atoms, Ions, and Electrons from 



Caesium Films on Tungsten 322 



Seventeen. The Mobility of Caesium Atoms Adsorbed on Tungsten 385 



Eighteen. Types of Valence 388 



Bibliography 401 



Acknowledgments .'411 



Index 413 



