http://www.cnr.it/ontology/cnr/individuo/prodotto/ID85788
Hydrogen-induced Nitrogen Passivation in Dilute Nitrides: A Novel Approach to Defect (Contributo in atti di convegno)
- Type
- Label
- Hydrogen-induced Nitrogen Passivation in Dilute Nitrides: A Novel Approach to Defect (Contributo in atti di convegno) (literal)
- Anno
- 2007-01-01T00:00:00+01:00 (literal)
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#doi
- 10.1557/PROC-0994-F02-08 (literal)
- Alternative label
Trotta R., Polimeni A. , Felici M., Pettinari G., Capizzi M., Frova A., Salviati G., Lazzarini L., Armani N., Mariucci L., Bais G., Martelli F., Rubini S. (2007)
Hydrogen-induced Nitrogen Passivation in Dilute Nitrides: A Novel Approach to Defect
in 2007 MRS Spring Meeting - Symposium F, San Francisco, USA
(literal)
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
- Trotta R., Polimeni A. , Felici M., Pettinari G., Capizzi M., Frova A., Salviati G., Lazzarini L., Armani N., Mariucci L., Bais G., Martelli F., Rubini S. (literal)
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#url
- http://journals.cambridge.org/article_S1946427400035776 (literal)
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#volumeInCollana
- Rivista
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#note
- In MRS Symposium Proceedings v. 994, F02-08 (literal)
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#affiliazioni
- Dipartimento di Fisica, Sapienza Universita' di Roma, P.le A. Moro 2, Roma, 00185, Italy
IMEM-CNR, Parco Area delle Scienze 37/A, Localita' Fontanini, Parma, 43010, Italy
IFN-CNR, Via Cineto Romano 42, Roma, 00156, Italy
TASC INFM-CNR, Parco Area delle Scienze, Trieste, 34012, Italy (literal)
- Titolo
- Hydrogen-induced Nitrogen Passivation in Dilute Nitrides: A Novel Approach to Defect (literal)
- Abstract
- The capability of hydrogen to passivate nitrogen in dilute nitrides is exploited to in-plane engineer the electronic properties of Ga(AsN)/GaAs heterostructures. Two methods are presented: i) by deposition of hydrogen-opaque metallic masks on Ga(AsN) and subsequent hydrogen irradiation, we artificially create zones of the crystal having the band gap of untreated Ga(AsN) surrounded by GaAs-like barriers; ii) by employing an intense (~100 nA) and narrow (~100 nm) beam of electrons, we dissociate the complexes formed by N and H in a spatially delimited part of a hydrogenated Ga(AsN) sample. As a consequence, in the spatial regions irradiated by the electron beam, hydrogenated Ga(AsN) recovers the smaller energy gap it had before hydrogen implantation. (literal)
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