English
Related papers

Related papers: Orbital-dependent charge dynamics in MnP revealed …

200 papers

In conventional metals, electronic transport in a magnetic field is characterized by the motion of electrons along orbits on the Fermi surface, which usually causes an increase in the resistivity through averaging over velocities. Here we…

Mesoscale and Nanoscale Physics · Physics 2016-11-07 Maxim Breitkreiz , Philip M. R. Brydon , Carsten Timm

We used high resolution angle-resolved photoemission spectroscopy to reveal the Fermi surface and key transport parameters of the metallic state of the layered Colossal Magnetoresistive (CMR) oxide La1.2Sr1.8Mn2O7. With these parameters the…

Strongly Correlated Electrons · Physics 2009-11-07 Y. -D. Chuang , A. D. Gromko , D. S. Dessau , T. Kimura , Y. Tokura

We show that antiferromagnetic spin-density wave order in the two-dimensional Hubbard model yields a drop of the charge carrier density as observed in recent transport measurements for cuprate superconductors in high magnetic fields upon…

Strongly Correlated Electrons · Physics 2020-05-01 Pietro M. Bonetti , Johannes Mitscherling , Demetrio Vilardi , Walter Metzner

We report the discovery of superconductivity on the border of long-range magnetic order in the itinerant-electron helimagnet MnP via the application of high pressure. Superconductivity with Tsc~1 K emerges and exists merely near the…

Superconductivity · Physics 2015-06-23 J. -G. Cheng , K. Matsubayashi , W. Wu , J. P. Sun , F. K. Lin , J. L. Luo , Y. Uwatoko

The scaling of Si transistor technology has resulted in a remarkable improvement in the performance of integrated circuits over the last decades. However, scaled transistors also require reduced electrical interconnect dimensions, which…

The phase diagrams of quasi two-dimensional organic superconductors display a plethora of fundamental phenomena associated with strong electron correlations, such as unconventional superconductivity, metal-insulator transitions, frustrated…

Strongly Correlated Electrons · Physics 2024-10-01 Henri Menke , Marcel Klett , Kazushi Kanoda , Antoine Georges , Michel Ferrero , Thomas Schäfer

Manganese monophosphide (MnP) shows complicated magnetic states varying with both temperature and pressure. We calculate the magnetic and electronic structures of MnP at different pressures using first-principles methods and obtain spiral…

Superconductivity · Physics 2017-05-23 Yuanji Xu , Min Liu , Ping Zheng , Xiangrong Chen , Jin-guang Cheng , Jianlin Luo , Wenhui Xie , Yi-feng Yang

A superposition of the Pauli and orbital coupling of a high magnetic field to charge carriers in a charge-density-wave (CDW) system is proposed to give rise to transitions between subphases with quantized values of the CDW wavevector. By…

Strongly Correlated Electrons · Physics 2016-08-31 D. Andres , M. V. Kartsovnik , P. D. Grigoriev , W. Biberacher , H. Mueller

Low-dimensional organic conductors could establish themselves as model systems for the investigation of the physics in reduced dimensions. In the metallic state of a one-dimensional solid, Fermi-liquid theory breaks down and spin and charge…

Strongly Correlated Electrons · Physics 2007-11-08 Martin Dressel

The orbital angular momentum of electrons offers a promising, yet largely unexplored, degree of freedom for ultrafast, energy-efficient information processing. As the foundation of orbitronics, understanding how orbital currents propagate…

Materials Science · Physics 2026-03-06 Tongyang Guan , Jiahao Liu , Wentao Qin , Yongwei Cui , Shunjia Wang , Yizheng Wu , Zhensheng Tao

We report a detailed magneto-transport study in single crystals of NbP. High quality crystals were grown by vapour transport method. An exceptionally large magnetoresistance is confirmed at low temperature which is non-saturating and is…

Materials Science · Physics 2016-08-24 Sudesh , P. Kumar , P. Neha , T. Das , A. K. Rastogi , S. Patnaik

One of the basic assumptions in organic field-effect transistors, the most fundamental device unit in organic electronics, is that charge transport occurs two-dimensionally in the first few molecular layers near the dielectric interface.…

Mesoscale and Nanoscale Physics · Physics 2016-01-11 Yuhan Zhang , Jingsi Qiao , Si Gao , Fengrui Hu , Daowei He , Bing Wu , Ziyi Yang , Bingchen Xu , Yun Li , Yi Shi , Wei Ji , Peng Wang , Xiaoyong Wang , Min Xiao , Hangxun Xu , Jian-Bin Xu , Xinran Wang

The helimagnet FeP is part of a family of binary pnictide materials with the MnP-type structure which share a nonsymmorphic crystal symmetry that preserves generic band structure characteristics through changes in elemental composition. It…

Unconventional superconductors are often characterized by numerous competing and even intertwined orders in their phase diagrams. In particular, the electronic nematic phases, which spontaneously break rotational symmetry and often…

The resistivity, Hall effect and transverse magnetoresistance (MR) have been measured in low residual resistivity single crystals of LiFeAs. A comparison with angle resolved photoemission spectroscopy and quantum oscillation data implies…

Superconductivity · Physics 2012-11-14 F. Rullier-Albenque , D. Colson , A. Forget , H. Alloul

We consider the electric conductivity in normal metals in presence of a strong magnetic field. It is assumed here that the Fermi surface of a metal has rather complicated form such that different types of quasiclassical electron…

Other Condensed Matter · Physics 2018-08-28 A. Ya. Maltsev

We study helical structures in spin-spiral single crystals. In the continuum approach for the helicity potential energy the simple electronic band splits into two non-parabolic bands. For the Fermi energy greater than the splitting between…

Mesoscale and Nanoscale Physics · Physics 2022-11-23 Andrei Zadorozhnyi , Yuri Dahnovsky

RuP single crystals of MnP-type orthorhombic structure were synthesized by the Sn flux method. Temperature-dependent x-ray diffraction measurements reveal that the compound experiences two structural phase transitions, which are further…

Strongly Correlated Electrons · Physics 2015-03-06 R. Y. Chen , Y. G. Shi , P. Zheng , L. Wang , T. Dong , N. L. Wang

MnP is a metal that shows successive magnetic transitions from paramagnetic to ferromagnetic and helical magnetic phases at ambient pressure with decreasing temperature. With applied pressure, the magnetic transition temperatures decrease…

We study the influence of anisotropy, treated as a dimensional crossover between 1D and 3D system, on the topological instability induced by a (self-consistent) uniaxial periodic potential. The mechanism on which the instability is based…

Materials Science · Physics 2021-03-04 Marin Spaić , Danko Radić
‹ Prev 1 2 3 10 Next ›