Results 51 to 60 of about 28,258 (199)

Dimensional Evolution of Spin Correlations in the Magnetic Pyrochlore Yb2Ti2O7 [PDF]

open access: yes, 2011
The pyrochlore material Yb2Ti2O7 displays unexpected quasi-two-dimensional (2D) magnetic correlations within a cubic lattice environment at low temperatures, before entering an exotic disordered ground state below T=265mK.
B. D. Gaulin   +11 more
core   +2 more sources

mQfit, a new program for analyzing quasi-elastic neutron scattering data

open access: yesEPJ Web of Conferences, 2015
Analysis of Quasi-elastic Neutron Scattering (QENS) data of complex systems such as biological or soft matter samples in a comprehensive and explicit way often requires great efforts.
Martinez Nicolas   +2 more
doaj   +1 more source

Quasi-elastic neutron scattering in the high-field phase of a Haldane antiferromagnet

open access: yes, 2001
Inelastic neutron scattering experiments on the Haldane-gap quantum antiferromagnet NDMAP are performed in magnetic fields below and above the critical field Hc at which the gap closes.
A. M. Tsvelik   +29 more
core   +1 more source

Еffect of fullerene C60 on the diffusion of organic solvents' molecules

open access: yesЯдерна фізика та енергетика, 2021
The results of studying the dynamics of molecules of solutions of fullerene C60 in benzene and toluene are presented. The studies were carried out by the method of quasi-elastic scattering of slow neutrons.
V. I. Slisenko, O. A. Vasylkevych
doaj   +1 more source

A New World Average Value for the Neutron Lifetime

open access: yes, 2010
The analysis of the data on measurements of the neutron lifetime is presented. A new most accurate result of the measurement of neutron lifetime [Phys. Lett. B 605 (2005) 72] 878.5 +/- 0.8 s differs from the world average value [Phys. Lett.
A. I. Fomin   +16 more
core   +1 more source

Local Dynamics of the Hydration Water and Poly(Methyl Methacrylate) Chains in PMMA Networks

open access: yesFrontiers in Chemistry, 2021
The dynamic behavior of water molecules and polymer chains in a hydrated poly(methyl methacrylate) (PMMA) matrix containing a small amount of water molecules was investigated. Water molecules have been widely recognized as plasticizers for activating the
Yoshihisa Fujii   +4 more
doaj   +1 more source

Investigation of the role of neutron transfer in the fusion of 32,34S with 197Au,208Pb using quasi-elastic scattering

open access: yes, 2002
Excitation functions for quasi-elastic scattering have been measured at backward angles for the systems 32,34S+197Au and 32,34S+208Pb for energies spanning the Coulomb barrier.
Capurro   +17 more
core   +1 more source

Quasi-Elastic Scattering in the Inclusive ($^3$He, t) Reaction [PDF]

open access: yes, 1995
The triton energy spectra of the charge-exchange $^{12}$C($^3$He,t) reaction at 2 GeV beam energy are analyzed in the quasi-elastic nucleon knock-out region.
B. A. Ryan   +51 more
core   +2 more sources

Neutrino-nucleus quasi-elastic scattering and strange quark effects

open access: yes, 2006
A relativistic distorted-wave impulse-approximation model is applied to quasi-elastic neutrino-nucleus scattering. The bound state is obtained in the framework of the relativistic mean field theory and the final state interaction is taken into account in
Ahrens   +67 more
core   +1 more source

Parity violating elastic electron scattering and neutron density distributions in the Relativistic Hartree-Bogoliubov model [PDF]

open access: yes, 1999
Parity violating elastic electron scattering on neutron-rich nuclei is described in the framework of relativistic mean-field theory. Self-consistent ground state density distributions of Ne, Na, Ni and Sn isotopes are calculated with the relativistic ...
A. Krasznahorkay   +37 more
core   +6 more sources

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