Results 51 to 60 of about 208,920 (196)

Spacetime, spin and Gravity Probe B [PDF]

open access: yesClassical and Quantum Gravity, 2015
It is more important than ever to push experimental tests of gravitational theory to the limits of existing technology in both range and sensitivity. This brief review focuses on spin-based tests of General Relativity and their implications for alternative, mostly non-metric theories of gravity motivated by the challenge of unification with the ...
openaire   +2 more sources

Spinning probes and helices in AdS 3 [PDF]

open access: yesClassical and Quantum Gravity, 2018
We study extremal curves associated with a functional which is linear in the curve's torsion. The functional in question is known to capture the properties of entanglement entropy for two-dimensional conformal field theories with chiral anomalies and has potential applications in elucidating the equilibrium shape of elastic linear structures. We derive
Piermarco Fonda   +2 more
openaire   +3 more sources

The role of EPR spectroscopy in studies of the oxidative status of biological systems and the antioxidative properties of various compounds - REVIEW [PDF]

open access: yesJournal of the Serbian Chemical Society, 2011
In this era of intense study of free radicals and antioxidants, electron paramagnetic resonance (EPR) is arguably the best-suited technique for such research, particularly when considering biochemical and biological systems.
IVAN SPASOJEVIĆ   +3 more
doaj  

Probing the Spin Polarization in Ferromagnets [PDF]

open access: yesPhysical Review Letters, 1999
The emission of correlated electrons from an itinerant ferromagnet following the impact of a polarized electron beam is analyzed in terms of irreducible tensorial parameters that can be measured. Under favorable conditions, specified in this work, these parameters are related to the spin polarization in the ferromagnet.
openaire   +2 more sources

Spin of the M2-brane and spin-spin interactions via probe techniques [PDF]

open access: yesPhysical Review D, 1999
The 256 dimensional M2-brane multiplet contains solitons of many different intrinsic spins. Using the broken supersymmetry transformations of the M2-brane, we find supergravity solutions which explicitly display these spins. This amounts to quantizing the fermionic zero modes and computing the back reaction on the metric and gauge potential.
Balasubramanian,   +3 more
openaire   +2 more sources

Methods for preparation and detection of neutron spin-orbit states

open access: yesNew Journal of Physics, 2018
The generation and control of neutron orbital angular momentum (OAM) states and spin correlated OAM (spin-orbit) states provides a powerful probe of materials with unique penetrating abilities and magnetic sensitivity.
D Sarenac   +7 more
doaj   +1 more source

Electron Spin Resonance in a Two-Dimensional Fermi Liquid with Spin-Orbit Coupling

open access: yes, 2015
Electron spin resonance (ESR) is usually interpreted as a single-particle phenomenon protected from the effect of many-body correlations. We show that this is not the case in a two-dimensional Fermi liquid (FL) with spin-orbit coupling (SOC).
Imran, Muhammad   +2 more
core   +1 more source

A Computational Journey across Nitroxide Radicals: From Structure to Spectroscopic Properties and Beyond

open access: yesMolecules, 2021
Nitroxide radicals are characterized by a long-lived open-shell electronic ground state and are strongly sensitive to the chemical environment, thus representing ideal spin probes and spin labels for paramagnetic biomolecules and materials.
Vincenzo Barone   +3 more
doaj   +1 more source

Boundary spin polarization as robust signature of topological phase transition in Majorana nanowires

open access: yes, 2018
We show that the boundary charge and spin can be used as alternative signatures of the topological phase transition in topological models such as semiconducting nanowires with strong Rashba spin-orbit interaction in the presence of a magnetic field and ...
Klinovaja, Jelena   +2 more
core   +1 more source

Spin current driven by ultrafast magnetization of FeRh

open access: yesNature Communications, 2023
Laser-induced ultrafast demagnetization is an important phenomenon that probes arguably the ultimate limits of the angular momentum dynamics in solid. Unfortunately, many aspects of the dynamics remain unclear except that the demagnetization transfers ...
Kyuhwe Kang   +7 more
doaj   +1 more source

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