http://www.cnr.it/ontology/cnr/individuo/prodotto/ID246764
Al+ implanted 4H-SiC: improved electrical activation and ohmic contacts (Contributo in atti di convegno)
- Type
- Label
- Al+ implanted 4H-SiC: improved electrical activation and ohmic contacts (Contributo in atti di convegno) (literal)
- Anno
- 2013-01-01T00:00:00+01:00 (literal)
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#doi
- 10.4028/www.scientific.net/MSF.740-742.767 (literal)
- Alternative label
R. Nipoti, A. Hallén, A. Parisini, F. Moscatelli, S. Vantaggio, (2013)
Al+ implanted 4H-SiC: improved electrical activation and ohmic contacts
in 9th European Conference on Silicon Carbide and Related Materials (ECSCRM 2012), St Petersburg, RUSSIA, SEP 02-06, 2012
(literal)
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
- R. Nipoti, A. Hallén, A. Parisini, F. Moscatelli, S. Vantaggio, (literal)
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- Pagina fine
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#url
- http://www.scientific.net/MSF.740-742.767 (literal)
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#titoloVolume
- SILICON CARBIDE AND RELATED MATERIALS 2012 (literal)
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#volumeInCollana
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#pagineTotali
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- ISI Web of Science (WOS) (literal)
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#affiliazioni
- CNR-IMM of Bologna; KTH of Kista; University of Parma; CNR-IMM of Bologna; University of Parma (literal)
- Titolo
- Al+ implanted 4H-SiC: improved electrical activation and ohmic contacts (literal)
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#curatoriVolume
- Alexander A. Lebedev, Sergey Yu. Davydov, Pavel A. Ivanov and Mikhail E. Levinshtein (literal)
- Abstract
- The p-type doping of high purity semi-insulating 4H-SiC by Al+ ion implantation and a conventional thermal annealing of 1950 degrees C/5 min has been studied for implanted Al concentration in the range of 1x10(19) - 8x10(20) cm(-3) and 0.36 mu m thickness of the implanted layer. Sheet resistance in the range of 1.6 x 10(4) to 8.9 x 10(2) Omega(square), corresponding to a resistivity in the range of 4.7 x 10(-1) to 2.7 x 10(-2) Omega cm for increasing Al concentration have been obtained. Hall carrier density and mobility data in the temperature range of 140 - 600 K feature the transition from a valence band to an intra-band conduction for increasing Al concentration. In addition, the specific contact resistance of Ti/Al contacts on the 5 x 10(19) cm(-3) Al implanted specimen features a thermionic field effect conduction with a specific contact resistance in the 10(-6) Omega cm(2) decade. (literal)
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