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Tunable electron heating induced giant magnetoresistance in the high mobility GaAs/AlGaAs 2D electron system

Electron-heating induced by a tunable, supplementary dc-current (I(dc)) helps to vary the observed magnetoresistance in the high mobility GaAs/AlGaAs 2D electron system. The magnetoresistance at B = 0.3 T is shown to progressively change from positive to negative with increasing I(dc), yielding nega...

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Detalles Bibliográficos
Autores principales: Wang, Zhuo, Samaraweera, R. L., Reichl, C., Wegscheider, W., Mani, R. G.
Formato: Online Artículo Texto
Lenguaje:English
Publicado: Nature Publishing Group 2016
Materias:
Acceso en línea:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5141424/
https://www.ncbi.nlm.nih.gov/pubmed/27924953
http://dx.doi.org/10.1038/srep38516