Reply to ‘‘Comment on ‘Negative capacitance at metal‐semiconductor interfaces’ ’’ [J. Appl. Phys.70, 1090 (1991)]
Author(s) -
Xu Wu,
H. L. Evans,
E.S. Yang
Publication year - 1991
Publication title -
journal of applied physics
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.699
H-Index - 319
eISSN - 1089-7550
pISSN - 0021-8979
DOI - 10.1063/1.349678
Subject(s) - admittance , schottky diode , schottky barrier , condensed matter physics , capacitance , diode , semiconductor , physics , materials science , quantum mechanics , electrode , electrical impedance
The origin of the excess admittance at a forward-biased Schottky diode invokes a controversy among research workers. Werner commented on our papers [J. Appl. Phys. 70, 1090 (1991)], in which he believes that the excess admittance is caused by minority-carrier extraction at defective back contacts rather than charge capture and emission at interface states. This reply answers the questions raised by Werner et al. [Phys. Rev. Lett. 60, 53 (1988)] and points out that the minority-carrier effect cannot account for the experimental observations.link_to_subscribed_fulltex
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