Results 11 to 20 of about 174,675 (266)

The nucleon-nucleon interaction [PDF]

open access: yesJournal of Physics G: Nuclear and Particle Physics, 2001
We review the major progress of the past decade concerning our understanding of the nucleon-nucleon interaction. The focus is on the low-energy region (below pion production threshold), but a brief outlook towards higher energies is also given. The items discussed include charge-dependence, the precise value of the $ NN$ coupling constant, phase shift
Machleidt, R., Šlaus, Ivo
openaire   +5 more sources

Helium range viability for online range probing in mixed carbon-helium beams. [PDF]

open access: yesMed Phys
Abstract BackgroundRecently, mixed carbon–helium beams were proposed for range verification in carbon ion therapy: helium, with three times the range of carbon, serves as an online range probe and is mixed into a therapeutic carbon beam. PurposeTreatment monitoring is of special interest for lung cancer therapy; however, the helium range might not ...
Hardt JJ   +4 more
europepmc   +2 more sources

Nuclear Spin-Isospin Correlations, Parity Violation, and the $f_\pi$ Problem [PDF]

open access: yes, 2003
The strong interaction effects of isospin- and spin-dependent nucleon-nucleon correlations observed in many-body calculations are interpreted in terms of a one-pion exchange mechanism.
A. Akmal   +28 more
core   +2 more sources

An optimized chiral nucleon-nucleon interaction at next-to-next-to-leading order [PDF]

open access: yes, 2013
We optimize the nucleon-nucleon interaction from chiral effective field theory at next-to-next- to-leading order. The resulting new chiral force NNLOopt yields \chi^2 \approx 1 per degree of freedom for laboratory energies below approximately 125 MeV. In
Baardsen, G.   +10 more
core   +2 more sources

Chromo-Electric Field Energy in Quark Models

open access: yesFrontiers in Physics, 2019
We study the contribution of the chromo-electric field to the total energy of the hadrons. We analyze the case of quarks considered as extended sources of the field. Specific forms of the interaction potential of the quarks are obtained.
Maurizio De Sanctis
doaj   +1 more source

The potential of the modified Thomas - Fermi method and its analytical representation on the example of the interaction of 16O with tin isotopes 112,114,116,118,120,122,124Sn [PDF]

open access: yesЯдерна фізика та енергетика, 2023
Nucleon distribution densities and nucleus-nucleus interaction potentials for the 16O nucleus and 112,114,116,118,120,122,124Sn isotopes were calculated within the framework of the modified Thomas - Fermi method, taking into account all terms to the ...
V. O. Nesterov
doaj   +1 more source

Realistic Model of the Nucleon Spectral Function in Few- and Many- Nucleon Systems [PDF]

open access: yes, 1995
By analysing the high momentum features of the nucleon momentum distribution in light and complex nuclei, it is argued that the basic two-nucleon configurations generating the structure of the nucleon Spectral Function at high values of the nucleon ...
A. Magnon   +72 more
core   +2 more sources

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

The Nambu-Jona-Lasinio model of light nuclei [PDF]

open access: yes, 2000
The Nambu-Jona-Lasinio model of the deuteron suggested by Nambu and Jona-Lasinio (Phys. Rev. 124 (1961) 246) is formulated from the first principles of QCD. The deuteron appears as a neutron-proton collective excitation, i.e. a Cooper np-pair, induced by
Faber, M.   +3 more
core   +2 more sources

Polarization phenomena initiated by electromagnetic interactions of particles with nuclei [PDF]

open access: yesЯдерна фізика та енергетика, 2010
Polarization phenomena in the processes induced by electromagnetic interaction of photons, electrons, nucleons and certain composite particles with nuclei are studied.
V. K. Tartakovsky
doaj  

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