Giant Temperature Dependence of the Work Function of Cesium-Covered GaAs
- 1 July 1968
- journal article
- research article
- Published by American Physical Society (APS) in Physical Review Letters
- Vol. 21 (1) , 31-33
- https://doi.org/10.1103/physrevlett.21.31
Abstract
The cesiated (110) surface of -type GaAs shows an unusually large temperature dependence of its work function. The reduction of the work function by 0.55 eV upon cooling from room temperature to 80°K is caused entirely by a change in band bending; the electron affinity remains constant.
Keywords
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