:N. H. Nickel, Introduction to Hydrogen in Semiconductors II. Noble M. Johnson and Chris G. Van de Walle, Isolated Monatomic Hydrogen in Silicon. Yu. V. Gorelkinskii, Electron Paramagnetic Resonance of Hydrogen and Hydrogen-Related Defects in Crystalline Silicon. N. H. Nickel, Hydrogen in Polycrystalline Silicon. W. Beyer, Hydrogen Phenomena in Hydrogenated Amorphous Silicon. Chris G. Van de Walle, Hydrogen Interactions with Polycrystalline and Amorphous Silicon-Theory. K. M. McNamara Rutledge, Hydrogen in Polycrystalline CVD Diamond. R. L. Lichti, Dynamics of Muonium Diffusion, Site Changes and Charge-State Transitions. Matthew D. McCluskey and Eugene E. Haller, Hydrogen in III-V and II-VI Semiconductors. S. J. Pearton and J. W. Lee, The Properties of Hydrogen in GaN and Related Alloys. Jörg Neugebauer and Chris G. Van de Walle, Theory of Hydrogen in Ga N.