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Hole transport in Si0.8Ge0.2 quantum wells at low temperatures

✍ Scribed by C.J. Emeleus; T.E. Whall; D.W. Smith; R.A. Kubiak; E.H.C. Parker; M.J. Kearney

Publisher
Elsevier Science
Year
1992
Tongue
English
Weight
219 KB
Volume
222
Category
Article
ISSN
0040-6090

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Spin precession observation in quantum corrections to resistance of Si0.7Ge0.3/Si0.2Ge0.8 heterostructure with 2DHG
✍ V.V. Andrievskii; Yu.F. Komnik; M. Myronov; O.A. Mironov; A. Rozheshchenko; T.E. πŸ“‚ Article πŸ“… 2003 πŸ› Elsevier Science 🌐 English βš– 124 KB

The two-dimensional hole gas (2DHG) magnetoresistivity of a Si0:7Ge0:3=Si0:2Ge0:8 heterostructure in a wide range of temperatures T = 0:335-20 K and transport currents I = 100-50 A is measured. In the vicinity of zero magnetic ΓΏeld, a sharp and positive in sign feature on smooth negative magnetoresi