dc.contributorUniversidade Estadual Paulista (UNESP)
dc.creatorGupta, H. M.
dc.creatorMorais, Marta B.
dc.date2014-05-27T10:13:17Z
dc.date2016-10-25T18:12:33Z
dc.date2014-05-27T10:13:17Z
dc.date2016-10-25T18:12:33Z
dc.date1990-12-01
dc.date.accessioned2017-04-06T00:42:33Z
dc.date.available2017-04-06T00:42:33Z
dc.identifierJournal of Applied Physics, v. 68, n. 1, p. 176-182, 1990.
dc.identifier0021-8979
dc.identifierhttp://hdl.handle.net/11449/64034
dc.identifierhttp://acervodigital.unesp.br/handle/11449/64034
dc.identifier10.1063/1.347111
dc.identifier2-s2.0-0348035786.pdf
dc.identifier2-s2.0-0348035786
dc.identifierhttp://dx.doi.org/10.1063/1.347111
dc.identifier.urihttp://repositorioslatinoamericanos.uchile.cl/handle/2250/885963
dc.descriptionThe metal-insulator or metal-amorphous semiconductor blocking contact is still not well understood. Here, the intimate metal-insulator and metal-oxide-insulator contact are discussed. Further, the steady-state characteristics of metal-oxide-insulator-metal structures are also discussed. Oxide is an insulator with wider energy band gap (about 50 Å thick). A uniform energetic distribution of impurities is considered in addition to impurities at a single energy level inside the surface charge region at the oxide-insulator interface. Analytical expressions are presented for electrical potential, field, thickness of the depletion region, capacitance, and charge accumulated in the surface charge region. The electrical characteristics are compared with reference to relative densities of two types of impurities. ln I is proportional to the square root of applied potential if energetically distributed impurities are relatively important. However, distribution of the electrical potential is quite complicated. In general energetically distributed impurities can considerably change the electrical characteristics of these structures.
dc.languageeng
dc.relationJournal of Applied Physics
dc.rightsinfo:eu-repo/semantics/closedAccess
dc.titleTheory of electrical characteristics for metal-oxide-insulator Schottky barrier and metal-insulator-metal structures
dc.typeOtro


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