D.E. Eastman
Physical Review B
An ultrahigh vacuum photoelectron spectrometer capable of measuring electron energy distributions for solids and chemisorbed gases at photon energies of 16.8, 21.2, 26.9, and 40.8 eV is described. © 1971 The American Institute of Physics.
D.E. Eastman
Physical Review B
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Solid State Communications
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