Results 91 to 100 of about 8,142 (229)

4f-spin dynamics in La(2-x-y)Sr(x)Nd(y)CuO(4)

open access: yes, 1999
We have performed inelastic magnetic neutron scattering experiments on La(2-x-y)Sr(x)Nd(y)CuO(4) in order to study the Nd 4f-spin dynamics at low energies.
A. Abragam   +62 more
core   +1 more source

Neutrino Induced Charged Current 1$\pi^+$ Production At Intermediate Energies [PDF]

open access: yes, 2006
The charged current one pion production induced by $\nu_\mu$ from nucleons and nuclei like $^{12}$C and $^{16}$O nuclei has been studied. The calculations have been done for the incoherent and the coherent processes from nuclear targets assuming the ...
J. Burguet-Castell   +5 more
core   +2 more sources

CO2 Uptake and Stability Enhancement in Vinyltrimethoxysilane‐Treated SBA‐15 Solid Amine‐Based Sorbents

open access: yesSmall, Volume 20, Issue 46, November 14, 2024.
A new surface treatment using vinyltrimethoxysilane on poly(ethyleneimine) (PEI)‐loaded B‐doped mesoporous silica is reported, which increases the activity of nitrogen sorption sites for CO2 capture under direct air capture and point‐source capture conditions.
Anthony Vallace   +5 more
wiley   +1 more source

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

Nuclear halo structure from quasielastic charge-exchange reactions

open access: yes, 2005
Neutron and proton densities in the nuclear periphery are investigated within (p,n) charge-exchange isobar transitions. For this purpose we have developed parameter-free optical potentials with a detailed treatment of the in-medium $t_{\tau}$ part of the
Arellano, H. F., Love, W. G.
core   +2 more sources

Candidate quantum spin ice in the pyrochlore Pr$_2$Hf$_2$O$_7$ [PDF]

open access: yes, 2016
We report the low temperature magnetic properties of the pyrochlore Pr$_2$Hf$_2$O$_7$. Polycrystalline and single-crystal samples are investigated using time-of-flight neutron spectroscopy and macroscopic measurements, respectively.
Balakrishnan, Geetha   +7 more
core   +4 more sources

Suppression of hidden order in URu2Si2 under pressure and restoration in magnetic field

open access: yes, 2009
We describe here recent inelastic neutron scattering experiments on the heavy fermion compound URu2Si2 realized in order to clarify the nature of the hidden order (HO) phase which occurs below T_0 = 17.5 K at ambient pressure.
A Villaume   +15 more
core   +2 more sources

Neutral current neutrino-nucleus interactions at intermediate energies [PDF]

open access: yes, 2006
We have extended our model for charged current neutrino-nucleus interactions to neutral current reactions. For the elementary neutrino-nucleon interaction, we take into account quasielastic scattering, Delta excitation and the excitation of the ...
Alvarez-Ruso, L., Leitner, T., Mosel, U.
core   +2 more sources

Lithium Ion Transport Environment by Molecular Vibrations in Ion‐Conducting Glasses

open access: yesENERGY &ENVIRONMENTAL MATERIALS, Volume 7, Issue 3, May 2024.
Li ions present in glasses can be classified by evaluating their valence oscillations via Bader analysis to topologically analyze the chemical bonds. It is found that three types of Li ions are present in Li3PS4 glass, and that the more mobile Li ions exhibit a characteristic correlation at relatively long distances of 4.0–5.0 Å.
Hiroki Yamada   +22 more
wiley   +1 more source

Universal Stripe Symmetry of Short‐Range Charge Density Waves in Cuprate Superconductors

open access: yesAdvanced Materials, Volume 36, Issue 3, January 18, 2024.
The symmetry of charge‐density‐wave (CDW) in copper‐oxide superconductors is an important clue for the longstanding conundrum of high‐temperature superconductivity. This novel RIXS mapping study corroborates unidirectional stripe as a fundamental symmetry of CDWs across cuprate materials.
Jaewon Choi   +14 more
wiley   +1 more source

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