http://www.cnr.it/ontology/cnr/individuo/prodotto/ID3976
Magnetic field sensitivity of In0.75Ga0.25As Hall nanoprobes (Articolo in rivista)
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- Magnetic field sensitivity of In0.75Ga0.25As Hall nanoprobes (Articolo in rivista) (literal)
- Anno
- 2008-01-01T00:00:00+01:00 (literal)
- Alternative label
Candini, A; Carillo, F; Biasiol, G; Pingue, P; Affronte, M; Sorba, L (2008)
Magnetic field sensitivity of In0.75Ga0.25As Hall nanoprobes
in Materials science & engineering. B, Solid-state materials for advanced technology
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- Candini, A; Carillo, F; Biasiol, G; Pingue, P; Affronte, M; Sorba, L (literal)
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- \"[Candini, Andrea; Affronte, Marco] Univ Modena & Reggio Emilia, CNR, INFM, Natl Res Ctr, I-411000 Modena, Italy; [Candini, Andrea; Affronte, Marco] Univ Modena & Reggio Emilia, Dipartimento Fis, I-411000 Modena, Italy; [Biasiol, Giorgio; Sorba, Lucia] CNR, INFM, Natl Lab TASC, I-34012 Trieste, Italy; [Carillo, Franco; Pingue, Pasqualantonio; Sorba, Lucia] CNR, INFM, Natl Res Ctr NEST & Scuola Normale Super, I-56100 Pisa, Italy (literal)
- Titolo
- Magnetic field sensitivity of In0.75Ga0.25As Hall nanoprobes (literal)
- Abstract
- We have fabricated and characterized Hall probes on an In0.75Al0.25As/In0.75Ga0.25As two-dimensional electron gas with lateral sizes down to 100 nm. We studied the dependence of the low temperature (4 K) magnetic field sensitivity on the probe size, showing that the best flux sensitivity is achieved by devices of approximate to 200 nm, employing highly doped systems (n similar to 10(12) cm(-2)). Hall bars with sizes down to the range of 200-250 nm show a magnetic field sensitivity of a few Gauss, corresponding to a flux sensitivity equal to 10(-2) Phi(0). (C) 2007 Elsevier B.V. All rights reserved. (literal)
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