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Parabolic negative magnetoresistance

WebMar 6, 2024 · The most intriguing transport phenomenon of a WSM is the chiral anomaly-induced negative magnetoresistance (NMR) in parallel electric and magnetic fields. In intrinsic NbP the Weyl points lie... Web1 day ago · Researchers from The University of Manchester have finally reported record-high magnetoresistance that appears in graphene under ambient conditions, according to a press release published on ...

Magnetoresistance in Quasi-One-Dimensional Weyl Semimetal …

WebThe authors have studied the parabolic negative magnetoresistance in modulation-doped In 0.53 Ga 0.47 As/InP heterostructures below 4.2 K temperature. It is shown that the … WebAn anomalous regime, formed by negative values of the magnetoresistance, was observed by performing low-temperature measurements and explained within the generalized Drude model, due to the many-body effects. It reveals a key mechanism behind the magnetoresistance properties at low-temperatures and constitutes, therefore, a … gec witton birmingham https://vazodentallab.com

Phys. Rev. Lett. 119, 166601 (2024) - Negative Magnetoresistance ...

WebJul 9, 2024 · Negative transverse magnetoresistance of the two-dimensional electron gas in quantum well with parabolic confinement potential under an in-plane magnetic field M A Nizametdinova1, F M Hashimzade2, Kh A Hasanov2, M M Babayev2 and B H Mehdiyev2 1Azerbaijan Architecture and Construction University, Baku, Azerbaijan WebQuantum corrections for the conductivity due to the weak localization (WL) and the disorder-modified electron-electron interaction (EEI) are investigated for the high-mobility multilayer p-Ge/Ge1−xSex heterostructures at T=(0.1–20) K in magnetic field B up to 1.5 T. Negative magnetoresistance with logarithmic dependence on T and linear in B2 is observed for … WebMagnetoresistance, where the resistance of the material changes with applied magnetic field, occurs in all metals. Classically, the MReffect depends on boththe strength ofthe magnetic field and the relative direction ofthe magnetic field with respect to the current. gec witton

Parabolic negative magnetoresistance in p-Ge/Ge1−xSix …

Category:Negative parabolic magneto-resistance induced by electron–electron ...

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Parabolic negative magnetoresistance

Magnetoresistance - Wikipedia

WebFeb 21, 2003 · On a high-mobility 2D electron gas we have observed, in strong magnetic fields (omega(c)tau>1), a parabolic negative magnetoresistance caused by electron-electron interactions in the regime of k(B)Ttau/ variant Planck's over 2pi approximately 1, which is the transition from the diffusive to the b … WebThe negative magnetoresistance measured for carbon materials consisting of turbostratic crystallites cannot be explained by the usual energy band scheme, conduction carriers of …

Parabolic negative magnetoresistance

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WebQuantum corrections to the conductivity due to the weak localization ( WL ) and the disorder-modi fi ed electron-electron interaction ( EEI ) are investigated for the high-mobility … WebSep 25, 2013 · As mentioned, there are two distinct magnetoresistances observable in the data: A first, small, negative magnetoresistance term, which is restricted to approximately B ≤ 0.01 Tesla and a second...

WebAbstract: We have measured the magnetoresistance of two-dimensional electron gas in modulation-doped In 0.53 Ga 0.47 As/InP heterostructures in the temperature range …

WebParabolic negative magnetoresistance in two-dimensional electron gas in InGaAs/InP G. Remenyi 2008, 2008 31st International Spring Seminar on Electronics Technology WebOct 18, 2024 · An intriguing phenomenon in topological semimetals and topological insulators is the negative magnetoresistance (MR) observed when a magnetic field is applied along the current direction. A prevailing understanding to the negative MR in topological semimetals is the chiral anomaly, which, however, is not well defined in …

WebJul 20, 2024 · In such samples, a peak-like non-parabolic negative magnetoresistance is observed in relatively small magnetic fields B ≲ 4 T in the nonlinear conduction regime in …

WebAbstract—Extraordinary piecewise parabolic behavior of the magnetoresistance has been experimentally detected in the twodimensional electron gas with a dense triangular lattice … gec wisconsinWebNegative magnetoresistance (MR) is not only of great fundamental interest for condensed matter physics and materials science, but also important for practical applications, especially magnetic data storage and sensors. However, the microscopic origin of negative MR is still elusive and the nature of the negative MR in magnetic topological ... gecx c40-8wWebFeb 15, 2011 · The U.S. Department of Energy's Office of Scientific and Technical Information dbs hero movie english dub full movieWebQuantum corrections for the conductivity due to the weak localization (WL) and the disorder-modified electron-electron interaction (EEI) are investigated for the high-mobility … db shieldingWebmagnetoresistance. In figure 1, NMR of the sample Cd 2As 3 is plotted as a function of magnetic field B for low and moderate values in the range of 0–4 T at different temperatures between 100 and 300 K. Assuming the existence of magnetic moments, negative magnetoresistance follows the Curie–Weiss law as a func-tion of the field … gecx leasingWebApr 1, 2004 · Parabolic negative magnetoresistance induced by electron–electron interaction Let us analyze the parabolic NMR comparing the experimental behavior with Eq. (4). Eq. (4) predicts a very important particularity of the parabolic NMR. At magnetic field corresponding to ωcτ =1 interaction correction should be zero. dbsh how gohan got beast formWebIn such samples, a peak-like non-parabolic negative magnetoresistance is observed in relatively small magnetic fields B ≲ 4 T in the nonlinear conduction regime in both longitudinal and transverse geometries. Our results differ significantly from ones obtained earlier and raise the question concerning conditions for observing the axion ... ge cycoloy