Results 41 to 50 of about 147,503 (232)

The Role of 5-quark Components on the Nucleon Form Factors [PDF]

open access: yes, 2007
The covariant quark model is shown to allow a phenomenological description of the neutron electric form factor, G_E^n(Q^2), in the impulse approximation, provided that the wave function contains minor (~ 3 %) admixtures of the lowest sea-quark ...
Ackerstaff   +25 more
core   +2 more sources

Regge-plus-resonance predictions for neutral-kaon photoproduction from the deuteron [PDF]

open access: yes, 2010
We present a Regge-inspired effective-Lagrangian framework for neutral-kaon photoproduction from the deuteron. Quasi-free kaon production is investigated using the Regge-plus-resonance elementary operator within the relativistic plane-wave impulse ...
De Cruz, Lesley   +2 more
core   +3 more sources

Relativistic approach to one nucleon knockout reactions [PDF]

open access: yes, 2002
We develop a fully relativistic distorted wave impulse approximation model for electron- and photon-induced one proton knockout reactions. The relativistic mean field for the bound state and the Pauli reduction for the scattering state are used ...
Giusti, Carlotta   +2 more
core   +2 more sources

Radiative classical gravitational observables at O $$ \mathcal{O} $$ (G 3) from scattering amplitudes

open access: yesJournal of High Energy Physics, 2021
We compute classical gravitational observables for the scattering of two spinless black holes in general relativity and N $$ \mathcal{N} $$ =8 supergravity in the formalism of Kosower, Maybee, and O’Connell (KMOC).
Enrico Herrmann   +3 more
doaj   +1 more source

Dynamics of the Mott Insulator to Superfluid quantum phase transition in the truncated Wigner approximation [PDF]

open access: yes, 2013
The quantum phase transition from the Mott insulator state to the superfluid in the Bose-Hubbard model is investigated. We research one, two and three dimensional lattices in the truncated Wigner approximation.
Dziarmaga, Jacek   +2 more
core   +2 more sources

DEVELOPMENT OF PROBLEM-BASED LEARNING-BASED E-MODULES WITH FLIP PDF PRO APPLICATION IN PHYSICS COURSES

open access: yesJurnal PAJAR (Pendidikan dan Pengajaran), 2023
This paper is based on the lack of students' learning interest in physics courses, which is indicated by the teaching materials used by educators during the learning process.
Afifah Hidayatullah   +2 more
doaj   +1 more source

Impulsivity moderates the association between physical activity and alcohol consumption [PDF]

open access: yesAlcohol, 2014
Mounting evidence indicates that physical activity and alcohol consumption are positively associated, but potential moderators of this relationship remain unclear. Both physical activity and alcohol drinking are potentially reinforcing and may be more strongly associated among individuals who tend to be higher in reward seeking and related processes ...
J Leigh, Leasure, Clayton, Neighbors
openaire   +2 more sources

Low-Pass Filtering Method for Poisson Data Time Series

open access: yesApplied Sciences, 2021
Problems of digital processing of Poisson-distributed data time series from various counters of radiation particles, photons, slow neutrons etc. are relevant for experimental physics and measuring technology.
Victor Getmanov   +9 more
doaj   +1 more source

Scaling laws for jets of single cavitation bubbles [PDF]

open access: yes, 2016
Fast liquid jets, called micro-jets, are produced within cavitation bubbles experiencing an aspherical collapse. Here we review micro-jets of different origins, scales and appearances, and propose a unified framework to describe their dynamics by using ...
Dorsaz, Nicolas   +5 more
core   +2 more sources

Interplanetary magnetic field control of dayside transient event occurrence and motion in the ionosphere and magnetosphere [PDF]

open access: yesAnnales Geophysicae, 2004
The pressure pulse model for dayside transient ionospheric events predicts dawnward moving events at and prior to local noon during periods of spiral interplanetary magnetic field (IMF) orientation, but duskward moving events at and after local noon ...
G. I. Korotova   +4 more
doaj   +1 more source

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