Results 71 to 80 of about 113,244 (281)

Nucleon–nucleon forces [PDF]

open access: yesNature, 1976
The Nucleon–Nucleon Interaction. By G. E. Brown and A. D. Jackson. Pp. viii+242. (North-Holland: Amsterdam and Oxford; American Elsevier: New York, 1976.) n.p.
openaire   +2 more sources

Narrow Nucleon-$\psi(2S)$ Bound State and LHCb Pentaquarks [PDF]

open access: yes, 2015
We interpret the newly discovered pentaquark Pc(4450) as a bound state of charmonium ψ(2S) and the nucleon. The binding potential is due to the charmonium-nucleon interaction that in the heavy quark approximation is proportional to the product of the ...
M. I. Eides   +2 more
semanticscholar   +1 more source

Two Micron‐Size Dark Dimensions

open access: yesFortschritte der Physik, Volume 73, Issue 8, August 2025.
Abstract Two extra dimensions of micron scale might simultaneously address the gauge and cosmological hierarchy problems. In this paper various observational bounds in scenarios with one and two large extra dimensions are examined, to see if they are compatible with the micron scale.
Luis A. Anchordoqui   +2 more
wiley   +1 more source

LAMPF NUCLEON-NUCLEON PROGRAM [PDF]

open access: yesLe Journal de Physique Colloques, 1985
NN activities at LAMPF are summarized. Measurements with p+p are now focusing on inelastic spin transfer and spin correlations. There should be good coverage of np spin correlations by 1986. Additional facilities are outlined for polarized beam nucleon and nuclear physics.
van Dyck, O.B., McNaughton, M.W.
openaire   +2 more sources

Simulation of Galactic Cosmic Ray Proton Fluxes With the Daily Modulation Parameter: Validation With AMS‐02 Data for 2011–2019

open access: yesJournal of Geophysical Research: Space Physics, Volume 130, Issue 8, August 2025.
Abstract The flux of galactic cosmic rays (GCRs) is modulated by solar activity on different time scales. This is often described with the force‐field approximation via the single variable parameters of the modulation parameter, which formally corresponds to the average rigidity loss of GCR particles in the heliosphere. The force‐field approximation is
Pauli Väisänen   +5 more
wiley   +1 more source

Evaluation of the two lightest quark masses

open access: yesЯдерна фізика та енергетика, 2017
Simple relations between the masses of the two lightest up and down quarks were obtained on the basis of the simple physically based model compatible with the present-day theory of strong interactions, i.e. with quantum chromodynamics.
V. A. Babenko, N. M. Petrov
doaj  

Elastic nucleon-deuteron scattering and breakup with chiral forces

open access: yesEPJ Web of Conferences, 2016
Results on three-nucleon (3N) elastic scattering and breakup below the pion production threshold are discussed. The large discrepancies found between a theory based on numerical solutions of 3N Faddeev equations with standard nucleon-nucleon (NN ...
Witała Henryk   +3 more
doaj   +1 more source

Global QCD analysis of parton structure of the nucleon: CTEQ5 parton distributions [PDF]

open access: yes, 1999
. An up-to-date global QCD analysis of high energy lepton-hadron and hadron-hadron interactions is performed to better determine the gluon and quark parton distributions in the nucleon.
H. Lai   +7 more
semanticscholar   +1 more source

Limits on spin-dependent WIMP-nucleon cross sections from 225 live days of XENON100 data. [PDF]

open access: yesPhysical Review Letters, 2013
We present new experimental constraints on the elastic, spin-dependent WIMP-nucleon cross section using recent data from the XENON100 experiment, operated in the Laboratori Nazionali del Gran Sasso in Italy.
E. Aprile   +76 more
semanticscholar   +1 more source

Chitosan‐Silanized Hexagonal Boron Nitride Nanocomposite Films and Properties

open access: yesJournal of Applied Polymer Science, Volume 142, Issue 27, July 15, 2025.
ABSTRACT In this study, chitosan‐silanized hexagonal boron nitride (hBN) nanocomposite films were developed using the solution casting method. Unlike chitosan‐hBN studies, silanization of hBN with Vinyl trimethoxy silane (VTS) formed hydrogen bonds. In the swelling ratio, an improvement of 18.6% was observed with the addition of hBN compared to pure ...
Zuhal Yılmaz   +2 more
wiley   +1 more source

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