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We propose to measure the spectrum of magnetic excitation in magnetic materials using motion of vortex lattice driven by both ac and dc current in superconductors. When the motion of vortex lattice is resonant with oscillation of magnetic…

Superconductivity · Physics 2012-04-11 Shi-Zeng Lin , Lev N. Bulaevskii

Lattice QCD calculations of resonant meson-meson scattering amplitudes have improved significantly due to algorithmic and computational advances. However, progress in meson-nucleon scattering has been slower due to difficulties in computing…

High Energy Physics - Lattice · Physics 2020-08-26 John Bulava

Inelastic proton scattering under extreme forward angles including $0^\circ$ and at energies of a few hundred MeV has been established as a new spectroscopic tool for the study of complete dipole strength distributions in nuclei. Such data…

Nuclear Experiment · Physics 2020-05-11 Peter von Neumann-Cosel , Atsushi Tamii

In porous material research, one main interest of nuclear magnetic resonance (NMR) diffusion experiments is the determination of the exact shape of pores. It has been a longstanding ques-tion if this is achievable in principle. In this…

Medical Physics · Physics 2012-05-09 Tristan Anselm Kuder , Frederik Bernd Laun

The time evolution of diffuse X-ray scattering intensities conditioned by the short-range order (SRO) in Ni-Mo solid solutions is investigated. As shown, the transition from a quenched (nonequilibrium) state to the equilibrium one is…

Materials Science · Physics 2014-06-12 S. M. Bokoch , M. P. Kulish , V. A. Tatarenko , T. M. Radchenko

The low temperature lattice structure and magnetic properties of Co$_{2.75}$Fe$_{0.25}$O$_4$ ferrite have been investigated using experimental results from synchrotron x-ray diffraction (SXRD), dc magnetization, ac susceptibility, neutron…

Strongly Correlated Electrons · Physics 2020-07-09 R. N. Bhowmik , Amit Kumar , A. K. Sinha , S. M. Yusuf

Time-resolved mapping of lattice dynamics in real- and momentum-space is essential to understand better several ubiquitous phenomena such as heat transport, displacive phase transition, thermal conductivity, and many more. In this regard,…

Strongly Correlated Electrons · Physics 2021-01-06 Navdeep Rana , Aditya Prasad Roy , Dipanshu Bansal , Gopal Dixit

The nuclear magnetic resonance (NMR) spectrum of spin-3/2 nuclei in a static magnetic field aligned with one of the electric field gradient (EFG) principal axes is developed analytically, based on fictitious spin-1/2 formalism. Compact…

Superconductivity · Physics 2024-12-17 Jaafar N. Ansari , Karen L. Sauer

Lattice gauge theories provide a non-perturbative framework for understanding confinement and hadronic physics, but their real-time dynamics remain challenging for classical computations. However, quantum simulators offer a promising…

Nuclear magnetic resonance (NMR) spectroscopy provides unparalleled access to molecular structure and dynamics but is traditionally limited by weak signal strength, requiring large sample volumes and high magnetic fields. Here, we…

Applied Physics · Physics 2026-04-29 Dileep Singh , Riley W. Hooper , Christoph Findler , Utsab Banerjee , Dominik B. Bucher

We propose the use of lattice field theory for the study of string field theory at the non-perturbative quantum level. We identify many potential obstacles and examine possible resolutions thereof. We then experiment with our approach in…

High Energy Physics - Theory · Physics 2014-10-22 Francis Bursa , Michael Kroyter

The temperature dependence of the site-dependent nuclear spin relaxation time T_1 around vortices is studied in s-wave and d-wave superconductors.Reflecting low energy electronic excitations associated with the vortex core, temperature…

Superconductivity · Physics 2009-10-31 Mitsuaki Takigawa , Masanori Ichioka , Kazushige Machida

Motional narrowing implies narrowing induced by motion, for example, in nuclear resonance, the thermally induced random motion of the nuclei in an inhomogeneous environment leads to counter-intuitive narrowing of the resonance line.…

Mesoscale and Nanoscale Physics · Physics 2024-05-10 Garima Gupta , Kenji Watanabe , Takashi Taniguchi , Kausik Majumdar

We present an enhanced diffusion of nuclear spin polarization in fractional quantum Hall domain phases at $\nu = 2/3$. Resistively-detected NMR mediated by electrically driven domain-wall motion is used as a probe of local nuclear…

Mesoscale and Nanoscale Physics · Physics 2016-05-24 S. Miyamoto , T. Hatano , S. Watanabe , Y. Hirayama

The dynamics of magnetization and energy densities are studied in the two-leg spin-1/2 ladder. Using an efficient pure-state approach based on the concept of typicality, we calculate spatio-temporal correlation functions for large systems…

We study the diffusion of classical hard-core particles in disordered lattices within the formalism of a quantum spin representation. This analogy enables an exact treatment of non-instantaneous correlation functions at finite particle…

Statistical Mechanics · Physics 2009-10-31 M. D. Grynberg , R. B. Stinchcombe

Efficient numerical methods are required for the design of optimised devices. In magnonics, the primary computational tool is micromagnetic simulations, which solve the Landau-Lifshitz equation discretised in time and space. However, their…

Mesoscale and Nanoscale Physics · Physics 2023-07-26 Wojciech Śmigaj , Krzysztof Sobucki , Paweł Gruszecki , Maciej Krawczyk

We suggest to use insulating garnets doped by rare earth ions for measurements of nuclear anapole moments. A parity violating shift of the NMR frequency arises due to the combined effect of the lattice crystal field and the anapole moment…

Atomic Physics · Physics 2009-11-10 T. N. Mukhamedjanov , O. P. Sushkov , J. M. Cadogan

We present a procedure for the systematic estimation of the dispersion properties of linear discrete systems with periodic time-varying coefficients. The approach relies on the analysis of a single unit cell, making use of Bloch theorem…

Classical Physics · Physics 2017-08-23 Javier Vila , Raj Kumar Pal , Massimo Ruzzene , Giuseppe Trainiti

We apply the method of slowly-varying amplitudes of the electrical and magnet fields to integro-differential system of nonlinear Maxwell equations. The equations are reduced to system of differential Nonlinear Maxwell amplitude Equations…

Pattern Formation and Solitons · Physics 2007-05-23 Lubomir M. Kovachev