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Related papers: "New Zero-Resistance State" in Heterojunctions: A …

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We study theoretically the resistance at the interface between the two planar systems with different lattice constants a and b. The resistance and the effect of the magnetic field depends sensitively on the ratio a/b. The size of the…

Mesoscale and Nanoscale Physics · Physics 2013-03-01 Daichi Asahi , Naoto Nagaosa

Ferromagnetism is a manifestation of strong repulsive interactions between itinerant fermions in condensed matter. Whether short-ranged repulsion alone is sufficient to stabilize ferromagnetic correlations in the absence of other effects,…

Quantum Gases · Physics 2017-07-07 G. Valtolina , F. Scazza , A. Amico , A. Burchianti , A. Recati , T. Enss , M. Inguscio , M. Zaccanti , G. Roati

The effect of negative magnetoresistance for thin superconducting wire was considered in a simple model. These phenomena originated from competition of two mechanism: fluctuations of the order parameter and quasiparticles charge imbalance…

Superconductivity · Physics 2021-01-28 Boris Ya. Shapiro

Astrophysical objects with negligible resistivity are often threaded by large scale magnetic fields. The generation of these fields is somewhat mysterious, since a magnetic field in a perfectly conducting fluid cannot change the flux…

Astrophysics · Physics 2007-05-23 E. T. Vishniac , A. Lazarian , J. Cho

Lateral effects are analyzed in the antibunching of a beam of free non-interacting fermions. The emission of particles from a source is dynamically described in a 3D full quantum field-theoretical framework. The size of the source and the…

Quantum Physics · Physics 2008-04-23 K. Yuasa , P. Facchi , H. Nakazato , I. Ohba , S. Pascazio , S. Tasaki

This paper explores how magnetic fields affect the Casimir effect within the context of a simple quasi-1D interacting fermionic system. A novel phenomenon emerges, resulting from the interaction between external magnetic fields and boundary…

High Energy Physics - Theory · Physics 2024-10-28 Antonino Flachi , Muneto Nitta , Satoshi Takada , Ryosuke Yoshii

An explanation of paradoxical behavior of the residual resistivity rho_0 of the heavy-fermion metal CeCoIn5 in magnetic fields and under pressure is developed. The source of this behavior is identified as a flattening of the single-particle…

Strongly Correlated Electrons · Physics 2012-09-04 V. R. Shaginyan , A. Z. Msezane , K. G. Popov , J. W. Clark , M. V. Zverev , V. A. Khodel

We study the dynamics of fermions on graphene in presence of Coulomb impurities and Aharonov-Bohm field. Special emphasis is given to the formation of hydrino like states and its lifting of degeneracy due to the presence of AB field. The…

Materials Science · Physics 2008-08-26 Pulak Ranjan Giri

The dynamical systems of the form $\ddot\bold r=\bold F (\bold r,\dot\bold r)$ in $\Bbb R^n$ accepting the normal shift are considered. The concept of weak normality for them is introduced. The partial differential equations for the force…

patt-sol · Physics 2009-10-28 A. Yu. Boldin , R. A. Sharipov

Recent works aiming at understanding magnetotransport phenomena in ferromagnetic III-V and II-VI semiconductors are described. Theory of the anomalous Hall effect in p-type magnetic semiconductors is discussed, and the relative role of…

Materials Science · Physics 2007-05-23 Tomasz Dietl , Fumihiro Matsukura , Hideo Ohno , Joel Cibert , David Ferrand

We present a theory presenting new quantum oscillations in the magnetoresistance that are revealed as fine structures superimposed to the Schubnikov-de-Haas oscillations. They may be observed in experiments on graphene layers as fine…

Mesoscale and Nanoscale Physics · Physics 2007-06-04 N. Garcia

The magnetoresistance oscillations in high-mobility two-dimensional electron systems induced by two radiation fields of frequencies 31 GHz and 47 GHz, are analyzed in a wide magnetic-field range down to 100 G, using the balance-equation…

Mesoscale and Nanoscale Physics · Physics 2007-05-23 X. L. Lei , S. Y. Liu

Direct-current resistivity is a key probe for the physical properties of materials. In metals, Fermi-liquid (FL) theory serves as the basis for understanding transport. A $T^2$ behavior of the resistivity is often taken as a signature of FL…

In this talk I give a short review of theoretical results on the properties of hadrons in cold, equilibrium nuclear matter. I then discuss the observable consequences of any changes of these properties inside the medium in actual…

High Energy Physics - Phenomenology · Physics 2008-11-26 Ulrich Mosel

We review the phenomenological aspects of the exact and approximate Radiation Amplitude Zeros (RAZ) and discuss the prospects of searches for these zeros at current and future collider experiments.

High Energy Physics - Phenomenology · Physics 2009-10-28 Tao Han

Shi and Xie [8] predicted the N-shape current-voltage characteristic $(CVC)$ for a 2DEG in a magnetic field where the zero-resistance state has been observed in recent experiments. However it is known that in the absence of a magnetic field…

Mesoscale and Nanoscale Physics · Physics 2007-05-23 A. F. Volkov

An electric field that builds in the direction against current, known as negative nonlocal resistance, arises naturally in viscous flows and is thus often taken as a telltale of this regime. Here we predict negative resistance for the…

Mesoscale and Nanoscale Physics · Physics 2018-10-30 Andrey Shytov , Jian Feng Kong , Gregory Falkovich , Leonid Levitov

We study neutrino interactions in a hadron gas within a relativistic framework. The hadron matter is described by a non-interacting Fermi gas in beta equilibrium. We show that the introduction of relativistic effects causes a sizable…

Nuclear Theory · Physics 2009-11-11 K. Vantournhout , N. Jachowicz , J. Ryckebusch

The phases and properties of matter under global rotation have attracted much interest recently. In this paper we investigate the pairing phenomena in a system of fermions under the presence of rotation. We find that there is a generic…

High Energy Physics - Phenomenology · Physics 2016-11-09 Yin Jiang , Jinfeng Liao

A consistent local approach to the study of interacting relativistic fermion systems with a condensation of bare particles in its ground or vacuum state, which may has a finite matter density, is developed. The attention is payed to some of…

High Energy Physics - Theory · Physics 2011-08-04 S. Ying