Engineering interband tunneling in nanowires with diamond cubic or zincblende crystalline structure based on atomistic modeling (Articolo in rivista)

Type
Label
  • Engineering interband tunneling in nanowires with diamond cubic or zincblende crystalline structure based on atomistic modeling (Articolo in rivista) (literal)
Anno
  • 2013-01-01T00:00:00+01:00 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#doi
  • 10.1109/TNANO.2013.2275167 (literal)
Alternative label
  • Damico P.; Marconcini P.; Fiori G.; Iannaccone G. (2013)
    Engineering interband tunneling in nanowires with diamond cubic or zincblende crystalline structure based on atomistic modeling
    in IEEE transactions on nanotechnology
    (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
  • Damico P.; Marconcini P.; Fiori G.; Iannaccone G. (literal)
Pagina inizio
  • 839 (literal)
Pagina fine
  • 842 (literal)
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  • http://www.scopus.com/inward/record.url?eid=2-s2.0-84883797303&partnerID=q2rCbXpz (literal)
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  • 12 (literal)
Rivista
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroFascicolo
  • 5 (literal)
Note
  • Scopu (literal)
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  • Dipartimento di Ingegneria DellInformazione, Universit A di Pisa, Via Caruso, 56126 Pisa, Italy; S3 CNR-NANO, Via Campi 213/A, I-41125 Modena, Italy (literal)
Titolo
  • Engineering interband tunneling in nanowires with diamond cubic or zincblende crystalline structure based on atomistic modeling (literal)
Abstract
  • We present an investigation in the device parameter space of band-to-band tunneling in nanowires with a diamond cubic or zincblende crystalline structure. Results are obtained from quantum transport simulations based on Nonequilibrium Green's functions with a tight-binding atomistic Hamiltonian. Interband tunneling is extremely sensitive to the longitudinal electric field, to the nanowire cross section, through the gap, and to the material. We have derived an approximate analytical expression for the transmission probability based on the Wentzel-Kramers-Brillouin theory and on a proper choice of the effective interband tunneling mass, which shows good agreement with results from atomistic quantum simulation. © 2002-2012 IEEE. (literal)
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