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Related papers: Small-angle scattering in a marginal Fermi-liquid

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Using the Drude-Boltzmann semiclassical transport theory, we calculate the weak-field Hall resistance of a two-dimensional system at low densities and temperatures, assuming carrier scattering by screened random charged impurity centers.…

Disordered Systems and Neural Networks · Physics 2009-11-10 S. Das Sarma , E. H. Hwang

Electrical energy is considered as a fundamental parameter for inclusion in Fermi gas theory, in addition to thermal energy. It is argued that electrical energy can move some electrons to above the Fermi Level, providing free charges to…

Materials Science · Physics 2022-06-15 C. A. M. dos Santos , M. S. da Luz , F. S. Oliveira , L. M. S Alves

We consider an extrinsic contribution to the anomalous and spin Hall effect in dilute alloys based on Fe, Co, Ni, and Pt hosts with different substitutional impurities. It is shown that a strong skew-scattering mechanism is absent in such…

Mesoscale and Nanoscale Physics · Physics 2022-02-09 Albert Hönemann , Christian Herschbach , Dmitry V. Fedorov , Martin Gradhand , Ingrid Mertig

In a recent manuscript, we showed how an electron pocket in the shape of a diamond with concave sides could potentially explain changes in sign of the Hall coefficient R_H in the underdoped high-Tc cuprates as a function of magnetic field…

Strongly Correlated Electrons · Physics 2017-10-25 N. Harrison , S. E. Sebastian

The quadratic low-temperature dependence of resistance in ordinary metals is determined by the momentum relaxation due to electron-electron scattering in the presence Umklapp processes and scattering on impurities. In metals without…

Strongly Correlated Electrons · Physics 2021-05-12 V. P. Mineev

Deviations from Landau Fermi liquid behavior are ubiquitous features of the normal state of unconventional superconductors. Despite several decades of investigation, the underlying mechanisms of these properties are still not completely…

Strongly Correlated Electrons · Physics 2015-05-06 Evgeny Mikheev , Christopher R. Freeze , Brandon J. Isaac , Tyler A. Cain , Susanne Stemmer

Transport and magnetic studies on polycrystalline samples of SrFe1-xCoxO3-d have been carried out to investigate the relationship between the magnetic structure and the anomalous Hall resistivity rH. The hysteretic behavior of the…

Strongly Correlated Electrons · Physics 2009-11-10 Takahiko Ido , Yukio Yasui , Masatoshi Sato

The in-plane magnetic field suppresses the quantum coupling between electrons in a double quantum well structure. The microscopical theory of this effect is developed and confirmed experimentally. We have shown that the decrease of the…

Condensed Matter · Physics 2007-05-23 Y. Berk , A. Kamenev , A. Palevski , L. N. Pfeiffer , K. W. West

We report the thermodynamic and magnetotransport properties of the half-Heusler antimonide ErPdSb, studied on single-crystalline samples in wide ranges of temperature and magnetic fields. The compound was found to order…

Strongly Correlated Electrons · Physics 2026-03-10 Abhinav Agarwal , Shovan Dan , Maciej J. Winiarski , Orest Pavlosiuk , Piotr Wisniewski , Dariusz Kaczorowski

An intense investigation of possible non-Fermi liquid states of matter has been inspired by two of the most intriguing phenomena discovered in the past quarter century, namely high temperature superconductivity and the fractional quantum…

Strongly Correlated Electrons · Physics 2015-05-13 J. K. Jain , P. W. Anderson

Angle-resolved photoemission spectroscopy (ARPES) is used to study the energy and momentum dependence of the inelastic scattering rates and the mass renormalization of charge carriers in LiFeAs at several high symmetry points in the…

We study the Hall and Nernst effects across the antiferromagnetic transition that reconstructs the quasi-2D Fermi surface of the metallic local moment antiferromagnet PdCrO$_2$. We show that non- monotonic temperature dependence in the Hall…

Mesoscale and Nanoscale Physics · Physics 2016-01-07 Ramzy Daou , Raymond Frésard , Sylvie Hébert , Antoine Maignan

To elucidate the role of the Hall effect in magnetohydrodynamic (MHD) aerobraking in rarefied flows,we measured the radial distributions of electron temperature and density in front of a magnetized model in a rarefied argon arcjet wind…

Plasma Physics · Physics 2024-02-12 H. Katsurayama , R. Wada , K. Moriyama , K. Tomita

Measurements of resistivity, Hall effect, and magnetoresistance have been made on seven c-axis oriented thin-film specimens of La(2-x)Sr(x)CuO(4) with values of x from 0.048 to 0.275, and one specimen that also contains Nd. The orbital…

Superconductivity · Physics 2009-10-30 F. F. Balakirev , I. E. Trofimov , S. Guha , Marta Z. Cieplak , P. Lindenfeld

A recent work by Zhao et al. [1] reports the realization of a synthetic Kondo lattice in a gate-tunable Moir\'e TMD bilayer system. The observation of a Kondo lattice is supported by a plateau (or dip, depending on filling) in the…

Mesoscale and Nanoscale Physics · Physics 2023-08-14 Prathyush P. Poduval , Katharina Laubscher , Sankar Das Sarma

We study the spin-dependent scattering of charge carriers in a magnetized one dimensional Luttinger liquid from a localized non-homogeneous magnetic field, which might be brought about by the stray field of magnetic tip near a uniform…

Strongly Correlated Electrons · Physics 2013-02-15 M. A. N Araujo , J. Berakdar , V. K. Dugaev , V. R. Vieira

Motivated by recent optical measurements on a number of strongly correlated electron systems, we revisit the dependence of the conductivity of a Fermi liquid, \sigma(\Omega,T), on the frequency \Omega and temperature T. Using the Kubo…

Strongly Correlated Electrons · Physics 2015-06-11 Dmitrii L. Maslov , A. V. Chubukov

We report on the pressure dependence of the Hall coefficient $R_H$ in quasi-2D heavy fermion CeCoIn$_5$. At ambient pressure, below a temperature associated with the emergence of non-Fermi liquid properties, $R_H$ is anomalously enhanced.…

Strongly Correlated Electrons · Physics 2009-11-11 Y. Nakajima , K. Izawa , Y. Matsuda , K. Behnia , H. Kontani , M. Hedo , Y. Uwatoko , T. Matsumoto , H. Shishido , R. Settai , Y. Onuki

Split-gate constrictions can be used to produce controllable scattering in a fractional quantum Hall state and constitute a very versatile model system for the investigation of non-Fermi physics in edge states. Controllable inter-edge…

Mesoscale and Nanoscale Physics · Physics 2009-03-24 Stefano Roddaro , Vittorio Pellegrini , Fabio Beltram

We consider a disordered system of gapless fermions interacting with a singular transverse (2+1)-dimensional gauge-field. We study quantum corrections to fermion conductivity and show that they are very different from those in a Fermi…

Strongly Correlated Electrons · Physics 2009-11-11 Victor Galitski
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