Results 81 to 90 of about 49,053 (225)

Theory of the Low-Energy Pion-Pion Interaction [PDF]

open access: yesPhysical Review, 1960
The double-dispersion representation is applied to the problem of pion-pion scattering, and it is shown that, if inelastic effects are important only at very high energies and $S$-wave scattering dominates at low energy, a set of integral equations for the low-energy amplitudes can be derived.
Chew, Geoffrey F., Mandelstam, Stanley.
openaire   +3 more sources

Altered Interoceptive Predictive Coding in Functional Neurological Disorders

open access: yesPsychophysiology, Volume 63, Issue 10, October 2026.
ABSTRACT Interoception, the processing of internal bodily signals, has been linked to the pathophysiology of Functional Neurological Disorder (FND), along with the theoretical concept of altered predictive coding (PC). FND symptoms such as sensory‐motor dysfunction may arise from disrupted integration of sensory input and predictions.
Natascha Stoffel   +6 more
wiley   +1 more source

Pion-Nulceon Scattering and the Structure of the Pion [PDF]

open access: yesProgress of Theoretical Physics, 1957
Effects of the structure'' of the pion on the pionnucleon scattering are discussed. A formal expression of the interaction kernel far the nucleon- antinucleon propagator is given, from which the effective Hamiltonian'' for the emission and absorption of one pion and that for two pions is derived, respectively.
openaire   +2 more sources

Visual Responsivity in Autism: Measuring Visual Responses in Autistic and Non‐Autistic Adults Using Psychophysics, fMRI, and EEG

open access: yesAutism Research, Volume 19, Issue 9, September 2026.
ABSTRACT Autistic individuals frequently report heightened sensitivity to visual stimuli, often described as discomfort in environments with bright or flickering lights. These experiences are hypothesized to reflect underlying differences in sensory gain or neural hyperexcitability; however, findings across studies have yielded mixed results, likely ...
Daniela L. Seczon   +6 more
wiley   +1 more source

Angular momentum conservation and pion production in intermediate-energy heavy-ion collisions

open access: yesPhysics Letters B
We have studied the effect of rigorous angular momentum conservation (AMC) in elastic, inelastic, and decay channels on pion production in intermediate-energy heavy-ion collisions based on the framework of an isospin-dependent Boltzmann-Uehling-Uhlenbeck
Hao-Nan Liu, Rong-Jun Liu, Jun Xu
doaj   +1 more source

The charged and neutral pion masses revisited

open access: yesPhysics Letters B, 2019
Results from neutrino mass and oscillation experiments now set the mass of the muon neutrino to less than 2 eV/c2. This fact, together with our former measurement of the muon momentum in pion decay at rest, pμ+=(29.79200±0.00011) MeV/c, allows us to ...
M. Daum, R. Frosch, P.-R. Kettle
doaj   +1 more source

Optimization of Venetoclax Napsylate Crystallization

open access: yesCrystal Research and Technology, Volume 61, Issue 9, September 2026.
Optimized crystallization using seeding and process control enabled phase‐selective production of the form E of polymorphic venetoclax napsylate, reducing the initial crystallization time from 20 to 2.5 h while ensuring purity for potential pharmaceutical applications.
Tereza Havlůjová   +5 more
wiley   +1 more source

Catalogue Honoré Pion Éditeur. Verso Paquita (ex 1)

open access: yes, 2010
Catalogue Paquita. Galeries parisiennes de musique. H. Pion directeur.
Honoré Pion Éditeur, ., Daphy, Éliane
core   +1 more source

Pion nucleus Drell–Yan process and parton transverse momentum in the pion

open access: yesEuropean Physical Journal C: Particles and Fields, 2018
We present a thorough analysis of unpolarized Drell–Yan (DY) pair production in pion–nucleus scattering. On the nucleus side, we use nuclear parton distributions along with parametrisations of the nucleon partonic transverse distribution available in the
Federico Alberto Ceccopieri   +3 more
doaj   +1 more source

Generalized Beth–Uhlenbeck Entropy Formula From the Φ‐Derivable Approach

open access: yesContributions to Plasma Physics, Volume 66, Issue 7-8, September 2026.
ABSTRACT We derive a generalized Beth–Uhlenbeck formula for the entropy of a dense fermion system with strong two‐particle correlations, including scattering states and bound states. We work within the Φ‐derivable approach to the thermodynamic potential.
David Blaschke, Gerd Röpke, Gordon Baym
wiley   +1 more source

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