Optical Absorption Threshold in Dilute Alkali-Metal—Rare-Gas Alloys
- 6 May 1974
- journal article
- research article
- Published by American Physical Society (APS) in Physical Review Letters
- Vol. 32 (18) , 1006-1009
- https://doi.org/10.1103/physrevlett.32.1006
Abstract
We report the optical absorption of Kr and Xe impurities in alkali-metal hosts. While the absorption threshold can be predicted accurately, the edge profile cannot be reconciled with current Hartree-Fock theories of optical excitations in metals.Keywords
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