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Effect of hydrostatic pressure on the characteristic parameters of Au/n-GaAs Schottky-barrier diodes

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dc.creator EFEOGLU, Hasan
dc.creator YOGURTCU, Yahya Kemal
dc.creator TUZEMEN, Sebahattin
dc.creator AYYILDIZ, Enise
dc.creator Ucar, Nazım
dc.creator TURUT, Abdülmecit
dc.creator CANKAYA, Güven
dc.date 1999-12-14T22:00:00Z
dc.date.accessioned 2020-10-06T11:38:34Z
dc.date.available 2020-10-06T11:38:34Z
dc.identifier eacf3369-d249-433f-a65c-aa89c46a4275
dc.identifier 10.1103/physrevb.60.15944
dc.identifier https://avesis.sdu.edu.tr/publication/details/eacf3369-d249-433f-a65c-aa89c46a4275/oai
dc.identifier.uri http://acikerisim.sdu.edu.tr/xmlui/handle/123456789/75235
dc.description Au/n-GaAs Schottky barrier diodes SBDs have been fabricated. Schottky diode parameters such as the ideality factor, the series resistance, and the Schottky barrier height (SBH), Phi(b), have been measured as a function of hydrostatic pressure using the current-voltage (I-V) technique. We have seen that the SBH has a linear pressure coefficient of 11.21 meV/kbar (=112.1 meV/GPa). Also, the series resistance value increases with increasing pressure. We have concluded that the variation of the barrier height due to the applied pressure should follow precisely the variation of the semiconductor band gap, accepting that the Fermi level is a reference level which is pinned to the valance-band maximum as a function of the pressure. That is, we have concluded that the experimental results is in agreement with the model that the pressure coefficient is caused by the pressure coefficient of the direct midgap level. [S0163-1829(99)07643-2].
dc.language eng
dc.rights info:eu-repo/semantics/closedAccess
dc.title Effect of hydrostatic pressure on the characteristic parameters of Au/n-GaAs Schottky-barrier diodes
dc.type info:eu-repo/semantics/article


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