Results 71 to 80 of about 208,920 (196)

spin probe

open access: yes, 2019
Citation: 'spin probe' in the IUPAC Compendium of Chemical Terminology, 3rd ed.; International Union of Pure and Applied Chemistry; 2006. Online version 3.0.1, 2019. 10.1351/goldbook.S05874 • License: The IUPAC Gold Book is licensed under Creative Commons Attribution-ShareAlike CC BY-SA 4.0 International for individual terms.
openaire   +1 more source

All-Optical Probe of Coherent Spin Waves

open access: yesPhysical Review Letters, 2002
A novel, all-optical method to excite and detect spin waves in magnetic materials is presented. By exploiting the temperature dependence of the magnetic anisotropy, an ultrashort laser pulse is efficiently converted in a picosecond "anisotropy field" pulse that triggers a coherent precession of the magnetization. Recording the temporal evolution of the
Kampen, van, M.   +6 more
openaire   +2 more sources

Quantum tunnelling of magnetization in Mn12-ac studied by 55Mn NMR

open access: yes, 2002
We present an ultra-low temperature study (down to T = 20 mK) of the nuclear spin-lattice relaxation (SLR) in the 55Mn nuclei of the molecular magnet Mn12-ac.
A. Morello   +17 more
core   +1 more source

Tuning high-Q nonlinear dynamics in a disordered quantum magnet

open access: yesNature Communications, 2019
The Ising magnet LiHo0.045Y0.955F4 allows experimental probes of disordered quantum dynamics. Silevitch et al. show that strongly-driven localized spin clusters form effectively decoupled two-level systems whose interactions and coherence can be tuned by
D. M. Silevitch   +3 more
doaj   +1 more source

Waves in the unseen : theory of spin excitations in a quantum spin nematic

open access: yes, 2013
The idea that a quantum magnet could act like a liquid crystal, breaking spin-rotation symmetry without breaking time-reversal symmetry, holds an abiding fascination.
Shannon, Nic, Smerald, Andrew
core   +1 more source

Probing higher spin black holes [PDF]

open access: yesJournal of High Energy Physics, 2013
41 pages.
Kraus, Per, Perlmutter, Eric
openaire   +3 more sources

Establishing the fundamental magnetic interactions in the chiral skyrmionic Mott insulator Cu2OSeO3 by terahertz electron spin resonance [PDF]

open access: yes, 2014
The recent discovery of skyrmions in Cu$_2$OSeO$_3$ has established a new platform to create and manipulate skyrmionic spin textures. We use high-field electron spin resonance (ESR) spectroscopy combining a terahertz free electron laser and pulsed ...
Ansermet, J. -Ph.   +8 more
core   +2 more sources

Multimessenger Probes of Supermassive Black Hole Spin Evolution

open access: yesThe Astrophysical Journal
Using the semianalytic model Serotina , we investigate the cosmic spin evolution of supermassive black holes (SMBHs) incorporating recent results from general-relativistic magnetohydrodynamics simulations of spin-down from relativistic jets.
Angelo Ricarte   +3 more
doaj   +1 more source

Fluorinated Paramagnetic Complexes: Sensitive and Responsive Probes for Magnetic Resonance Spectroscopy and Imaging

open access: yesFrontiers in Chemistry, 2018
Fluorine magnetic resonance spectroscopy (MRS) and magnetic resonance imaging (MRI) of chemical and physiological processes is becoming more widespread. The strength of this technique comes from the negligible background signal in in vivo19F MRI and the ...
Katie L. Peterson   +2 more
doaj   +1 more source

Normal tau polarisation as a sensitive probe of CP violation in chargino decay

open access: yes, 2010
CP violation in the spin-spin correlations in chargino production and subsequent two-body decay into a tau and a tau-sneutrino is studied at the ILC. From the normal polarisation of the tau, an asymmetry is defined to test the CP-violating phase of the
Anja Marold   +27 more
core   +1 more source

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