Results 41 to 50 of about 192,106 (267)

Nucleon-nucleon interactions and observables [PDF]

open access: yesPhysical Review C, 1998
A class of nucleon-nucleon interactions which are exactly phase equivalent to a given realistic nucleon-nucleon interaction are exhibited. These interaction have the property that the RMS radius of the deuteron can be made arbitrarily large without changing any of the scattering or bound-state observables.
openaire   +3 more sources

Proton electromagnetic generalized polarizabilities

open access: yesFrontiers in Physics
Electromagnetic polarizabilities are fundamental properties of the proton that characterize its response to an external electromagnetic (EM) field. The generalization of the EM polarizabilities to non-zero four-momentum transfer opens up a powerful path ...
N. Sparveris
doaj   +1 more source

Field transformations and simple models illustrating the impossibility of measuring off-shell effects [PDF]

open access: yes, 1999
In the context of simple models illustrating field transformations in Lagrangian field theories we discuss the impossibility of measuring off-shell effects in nucleon-nucleon bremsstrahlung, Compton scattering, and related processes.
A. I. L’vov   +50 more
core   +2 more sources

Parton content of the nucleon from distribution amplitudes and transition distribution amplitudes [PDF]

open access: yesPhys.Rev.D80:014017,2009, 2009
The nucleon distribution amplitudes and the nucleon-to-pion transition distribution amplitudes are investigated at leading twist within the frame of a light-cone quark model. The distribution amplitudes probe the three-quark component of the nucleon light-cone wave function, while higher order components in the Fock-space expansion of the nucleon state
arxiv   +1 more source

Reduction of neutrino - nucleon scattering rate by nucleon - nucleon collisions [PDF]

open access: yes, 1999
We studied possible modifications of the neutrino - nucleon scattering rate due to the nucleon - nucleon collisions in the hot dense matter which we find in the supernova core. We show that the finite width of the nucleon spectral function induced by the
Alm   +38 more
core   +2 more sources

Isotriplet pairing energy of nucleons in nuclei

open access: yesResults in Physics, 2023
The problem of describing the nucleon pairing energy in nuclei is considered using a realistic nucleon-nucleon potential that reproduces the parameters of nucleon-nucleon scattering.
F.M. Pen'kov   +3 more
doaj  

Centrality criteria of inelastic nucleon-nucleon collisions [PDF]

open access: yesarXiv, 2020
A process of inelastic nucleon-nucleon collisions with the impact parameter less than a radius of the nucleon quark core is considered. The criteria for selection of such collisions from a full array of the nucleon-nucleon interactions are suggested.
arxiv  

The Two-Nucleon System in Three Dimensions [PDF]

open access: yesPhys.Rev.C81:034006,2010, 2010
A recently developed formulation for treating two- and three-nucleon bound states in a three-dimensional formulation based on spin-momentum operators is extended to nucleon-nucleon scattering. Here the nucleon-nucleon t-matrix is represented by six spin-momentum operators accompanied by six scalar functions of momentum vectors.
arxiv   +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

Chitosan‐Silanized Hexagonal Boron Nitride Nanocomposite Films and Properties

open access: yesJournal of Applied Polymer Science, EarlyView.
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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