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Subsurface hydrogen exciton‐like states in solid catalysts
Author(s) -
Szász A.,
Fabian D. J.
Publication year - 1989
Publication title -
physica status solidi (b)
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.51
H-Index - 109
eISSN - 1521-3951
pISSN - 0370-1972
DOI - 10.1002/pssb.2221520113
Subject(s) - exciton , hydrogen , binding energy , fermi level , vacancy defect , density of states , chemical physics , fermi gamma ray space telescope , atomic physics , catalysis , condensed matter physics , electronic structure , metal , transition metal , solid hydrogen , materials science , chemistry , physics , quantum mechanics , electron , metallurgy , biochemistry , organic chemistry
Subsurface hydrogen electronic levels are discussed in terms of exciton‐like states generated by vacancy‐hydrogen interaction in transition‐metal catalysts. Trapped hydrogen atoms have binding energies that depend exponentially on the density of electronic states at the Fermi level.