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Related papers: Spin-phonon relaxation from a universal \emph{ab i…

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A comprehensive theoretical description is given for the spin relaxation and diffusion in solids. The formulation is made in a general statistical-mechanical way. The method of the nonequilibrium statistical operator (NSO) developed by D.…

Statistical Mechanics · Physics 2009-11-11 A. L. Kuzemsky

We discuss the rate of relaxation of the total spin in the two-electron droplet in the vicinity of the magnetic field driven singlet-triplet transition. The total spin relaxation is attributed to spin-orbit and electron-phonon interactions.…

Mesoscale and Nanoscale Physics · Physics 2009-11-07 S. Dickmann , P. Hawrylak

Spin relaxation due to the D'yakonov-Perel' mechanism is intimately related with the spin splitting of the electronic states. We determine the spin relaxation rates from anisotropic spin splittings of electron subbands in n-(001)…

Condensed Matter · Physics 2009-11-10 J. Kainz , U. Roessler , R. Winkler

Electron-electron scattering is one of the most important hot carrier relaxation pathways in plasmonic nanoparticles. Understanding the dynamics of this scattering process and the effects of this on excited state dephasing and relaxation is…

Chemical Physics · Physics 2026-03-09 Yanze Wu , George C. Schatz

In tunnel junctions between ferromagnets and heavy elements with strong spin orbit coupling the magnetoresistance is often dominated by tunneling anisotropic magnetoresistance (TAMR). This makes conventional DC spin injection techniques…

Materials Science · Physics 2017-10-25 C. Fang , C. H. Wan , X. M. Liu , B. S. Yang , J. Y. Qin , B. S. Tao , H. Wu , X. Zhang , Z. M. Jin , A. Hoffmann , X. F. Han

Ballistic spin resonance was experimentally observed in a quasi-one-dimensional wire by Frolov et al. [Nature (London) 458, 868 (2009)]. The spin resonance was generated by a combination of an external static magnetic field and the…

Mesoscale and Nanoscale Physics · Physics 2014-04-01 Marco O. Hachiya , Gonzalo Usaj , J. Carlos Egues

Understanding and control of the spin relaxation time $T_1$ is among the key challenges for spin based qubits. A larger $T_1$ is generally favored, setting the fundamental upper limit to the qubit coherence and spin readout fidelity. In…

Mesoscale and Nanoscale Physics · Physics 2018-08-29 Leon C. Camenzind , Liuqi Yu , Peter Stano , Jeramy Zimmerman , Arthur C. Gossard , Daniel Loss , Dominik M. Zumbühl

We study electron spin transport at spin-splitting surface of chiral-crystalline-structured metals and Edelstein effect at the interface, by using the Boltzmann transport equation beyond the relaxation time approximation. We first define…

Mesoscale and Nanoscale Physics · Physics 2023-04-05 Yuta Suzuki , Yusuke Kato

For static crystals it is well known that electronic states are doubly degenerate in their spin degree of freedom in the presence of time reversal and inversion symmetries. This degeneracy can only be lifted by either (i) breaking time…

Materials Science · Physics 2017-11-20 Bartomeu Monserrat , David Vanderbilt

The longitudinal and transversal spin decoherence times, $T_1$ and $T_2$, in semiconductor quantum dots are investigated from equation-of-motion approach for different magnetic fields, quantum dot sizes, and temperatures. Various…

Materials Science · Physics 2008-01-20 J. H. Jiang , Y. Y. Wang , M. W. Wu

Monolayer PtSe$_2$ is a semiconducting transition metal dichalcogenide characterized by an indirect band gap, space inversion symmetry, and high carrier mobility. Strong intrinsic spin-orbit coupling and the possibility to induce extrinsic…

Mesoscale and Nanoscale Physics · Physics 2021-03-10 Marcin Kurpas , Jaroslv Fabian

To design molecular spin qubits with enhanced quantum coherence, a control of the coupling between the local vibrations and the spin states is crucial, which could be realized in principle by engineering molecular structures via…

Spin relaxometry based on quantum spin systems has developed as a valuable tool in medical and condensed matter systems, offering the advantage of operating without the need for external DC or RF fields. Spin relaxometry with…

Quantum Physics · Physics 2026-05-08 Ella P. Walsh , Sepehr Ahmadi , Alexander J. Healey , David A. Simpson , Liam T. Hall

We present a non-Markovian theory of muon spin relaxation that treats the implanted muon as an open quantum spin coupled to a temporally correlated local magnetic environment. Using a Schwinger-Keldysh influence-functional formulation, we…

Materials Science · Physics 2026-04-28 Elvis F. Arguelles , Osamu Sugino

We investigate hole spin relaxation in intrinsic and $p$-type bulk GaAs from a fully microscopic kinetic spin Bloch equation approach. In contrast to the previous study on hole spin dynamics, we explicitly include the intraband coherence…

Mesoscale and Nanoscale Physics · Physics 2010-09-14 K. Shen , M. W. Wu

Long-range quantum communication for spin qubits is an important open problem. Here we study decoherence of an electron spin qubit that is being transported in a moving quantum dot. We focus on spin decoherence due to spin-orbit interaction…

Mesoscale and Nanoscale Physics · Physics 2013-08-12 Peihao Huang , Xuedong Hu

We report theoretical and experimental studies of the longitudinal electron spin and orbital relaxation time of interstitial Li donors in $^{28}$Si. We predict that despite the near-degeneracy of the ground-state manifold the spin…

Other Condensed Matter · Physics 2008-07-25 V. N. Smelyanskiy , A. G. Petukhov , A. M. Tyryshkin , S. A. Lyon , T. Schenkel , J. W. Ager , E. E. Haller

Uniaxial compressive strain along the [001] direction strongly suppresses the spin relaxation in silicon. When the strain level is large enough so that electrons are redistributed only in the two valleys along the strain axis, the dominant…

Materials Science · Physics 2017-01-19 Oleg Chalaev , Yang Song , Hanan Dery

We investigate the spin relaxation and decoherence in a single-electron graphene quantum dot with Rashba and intrinsic spin-orbit interactions. We derive an effective spin-phonon Hamiltonian via the Schrieffer-Wolff transformation in order…

Mesoscale and Nanoscale Physics · Physics 2014-03-26 Marco O. Hachiya , Guido Burkard , J. Carlos Egues

We present a comprehensive study of spin relaxation dynamics at cryogenic temperatures in a rare-earth-doped crystal used for quantum memory applications: $^{171}$Yb:Y$_2$SiO$_5$. Spin relaxation is indeed a major limiting factor for both…