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Related papers: Electron spin dynamics in strongly correlated meta…

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We present an ab initio theoretical formalism for the static paramagnetic spin susceptibility of metals at finite temperatures. Since relativistic effects, e.g. spin-orbit coupling, are included, we can identify the anisotropy or easy axes…

Materials Science · Physics 2007-05-23 V. Thakor , J. B. Staunton , J. Poulter , S. Ostanin , B. Ginatempo , Ezio Bruno

During the last decade, significant progress has been achieved in the rapidly growing field of the dynamics of {\it hot} carriers in metals. Here we present an overview of the recent achievements in the theoretical understanding of electron…

Materials Science · Physics 2007-05-23 J. M. Pitarke , V. P. Zhukov , R. Keyling , E. V. Chulkov , P. M. Echenique

Electron spin dynamics are studied in Ga-doped ZnO single crystals by time-resolved Faraday and Kerr rotation spectroscopies. Long-lived spin coherence with two dephasing processes is discovered where the characteristic time is up to 5.2 ns…

Chemical Physics · Physics 2021-05-05 Zhen Wu , Meizhen Jiang , Jiaxing Guo , Qing Yang , Yuanyuan Zhang , Tianqing Jia , Zhenrong Sun , Donghai Feng

We develop a semiclassical kinetic theory for electron spin relaxation in semiconductors. Our approach accounts for elastic as well as inelastic scattering and treats Elliott-Yafet and motional-narrowing processes, such as D'yakonov-Perel'…

Materials Science · Physics 2009-11-10 Franz X. Bronold , Avadh Saxena , Darryl L. Smith

A plethora of correlated and exotic metallic states have been identified on the border of itinerant magnetism, where the long-range spin texture is melted by tuning the magnetic transition temperature (T$_C$) towards zero, referred to as…

The concept of ferroelectricity is now often extended to include continuous inversion symmetry-breaking transitions in various metals and doped semiconductors. Paraelectric metals near ferroelectric quantum criticality, which we term…

Strongly Correlated Electrons · Physics 2024-07-09 Kyoung-Min Kim , Suk Bum Chung

Strong interest has arisen recently on low-dimensional systems with strong spin-orbit interaction due to their peculiar properties of interest for some spintronic applications. Here, the time evolution of the electron spin polarization of a…

Mesoscale and Nanoscale Physics · Physics 2009-11-11 C. Grimaldi

A strong spin Nernst effect with nontrivial dependences on the carrier concentration and electric field applied is expected in silicene and other low-buckled Dirac materials. These Dirac materials can be considered as being made of two…

Mesoscale and Nanoscale Physics · Physics 2014-10-15 V. P. Gusynin , S. G. Sharapov , A. A. Varlamov

We experimentally confirmed that the spin-orbit lengths of noble metals obtained from weak anti-localization measurements are comparable to the spin diffusion lengths determined from lateral spin valve ones. Even for metals with strong…

Mesoscale and Nanoscale Physics · Physics 2013-01-08 Yasuhiro Niimi , Dahai Wei , Hiroshi Idzuchi , Taro Wakamura , Takeo Kato , YoshiChika Otani

In this work we investigate temperature dependence of electronic structure of system with strong electronic correlations and strong electron-phonon interaction modeling cuprates in the frameworks of the three-band p-d-Holstein model by a…

Strongly Correlated Electrons · Physics 2016-11-18 Ilya A. Makarov , Sergey G. Ovchinnikov

The use of current-generated spin-orbit torques[1] to drive magnetization dynamics is under investigation to enable a new generation of non-volatile, low-power magnetic memory. Previous research has focused on spin-orbit torques generated…

$^{75}$As nuclear magnetic resonance (NMR) and nuclear quadrupole resonance (NQR) measurements have been carried out to investigate the magnetic and electronic properties of the filled skutterudite metallic compound SrFe$_4$As$_{12}$. The…

Strongly Correlated Electrons · Physics 2018-11-14 Q. -P. Ding , K. Rana , K. Nishine , Y. Kawamura , J. Hayashi , C. Sekine , Y. Furukawa

We present first-principles calculations of the rate of energy exchanges between electrons and ions in nonequilibrium warm dense plasmas, liquid metals and hot solids, a fundamental property for which various models offer diverging…

Plasma Physics · Physics 2019-05-29 Jacopo Simoni , Jérôme Daligault

It is well known that electron-electron interaction in disordered systems leads to logarithmically divergent Altshuler-Aronov corrections to conductivity at low temperatures ($T\tau\ll 1$; $\tau$ is the elastic mean-free time). This paper…

Condensed Matter · Physics 2009-11-07 Gabor Zala , B. N. Narozhny , I. L. Aleiner

The electronic behavior of various solid metals (Al, Ni, Cu, Au, Ti, and W) under ultrashort laser irradiation is investigated by means of density functional theory. Successive stages of extreme nonequilibrium on picosecond time scale…

Materials Science · Physics 2014-04-04 Emile Bévillon , Jean-Philippe Colombier , Vanina Recoules , Razvan Stoian

Strongly correlated electron systems host a variety of poorly understood correlations in their high temperature normal state. Unlike ordered phases defined by order parameters, these normal state phases are often defined through…

Using the Korringa-Kohn-Rostoker coherent-potential approximation in the atomic-sphere approximation (KKR-ASA CPA) we have studied the changes in the electronic structure and the superconducting transition temperature T_{c} in Nb_{1-x}B_{2}…

Superconductivity · Physics 2009-11-10 P. Jiji Thomas Joseph , Prabhakar P. Singh

We measure thermodynamic magnetization of a low-disordered, strongly correlated two-dimensional electron system in silicon. Pauli spin susceptibility is observed to grow critically at low electron densities - behavior that is characteristic…

Strongly Correlated Electrons · Physics 2007-05-23 S. V. Kravchenko , A. A. Shashkin , S. Anissimova , A. Venkatesan , M. R. Sakr , V. T. Dolgopolov , T. M. Klapwijk

We have used a combination of ultrafast coherent phonon spectroscopy, ultrafast thermometry, and time-dependent Landau theory to study the inversion symmetry breaking phase transition at $T_c = 200$ K in the strongly spin-orbit coupled…

Strongly Correlated Electrons · Physics 2018-01-26 J. W. Harter , D. M. Kennes , H. Chu , A. de la Torre , Z. Y. Zhao , J. -Q. Yan , D. G. Mandrus , A. J. Millis , D. Hsieh

The transition metal based oxide YBaCo3FeO7 is structurally related to the mineral Swedenborgite SbNaBe4O7, a polar non-centrosymmetric crystal system. The magnetic Co3Fe sublattice consists of a tetrahedral network containing kagome-like…

Materials Science · Physics 2015-05-28 Martin Valldor , Raphaël P. Hermann , Joachim Wuttke , Michaela Zamponi , Werner Schweika
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