Results 51 to 60 of about 1,565,650 (227)

Direct mechanism in solar nuclear reactions [PDF]

open access: yes, 1994
A short overview of the direct reaction mechanism and the models used for the analysis of such processes is given. Nuclear reactions proceeding through the direct mechanism and involved in solar hydrogen burning are discussed.
Oberhummer, H., Staudt, G.
core   +4 more sources

A nuclear-reaction-based method for probing the nonthermal ion energy spectrum in high energy density laboratory plasmas

open access: yesNuclear Fusion, 2023
The nuclear reactions in a plasma system with particle distributions deviated from the Maxwellian are proved to have some unique characteristics, in particular, in their reaction product energy spectra.
K. Li   +5 more
doaj   +1 more source

The Effects of Thermonuclear Reaction-Rate Variations on 26Al Production in Massive Stars: a Sensitivity Study [PDF]

open access: yes, 2011
We investigate the effects of thermonuclear reaction rate variations on 26Al production in massive stars. The dominant production sites in such events were recently investigated by using stellar model calculations: explosive neon-carbon burning ...
Alessandro Chieffi   +26 more
core   +3 more sources

Chiral symmetry and strangeness at SIS energies

open access: yes, 2003
In this talk we review the consequences of the chiral SU(3) symmetry for strangeness propagation in nuclear matter. Objects of crucial importance are the meson-baryon scattering amplitudes obtained within the chiral coupled-channel effective field theory.
Aichelin   +45 more
core   +2 more sources

Experimental study of three-nucleon dynamics in proton-deuteron breakup reaction [PDF]

open access: yes, 2017
Proton–deuteron breakup reaction can serve as a tool to test stateof- the-art descriptions of nuclear interactions. At intermediate energies, below the threshold for pion production, comparison of the data with exact theoretical calculations is ...
Ciepał, I.   +17 more
core   +5 more sources

The oxygen puzzle in FLASH radiotherapy: A comprehensive review and experimental outlook

open access: yesClinical and Translational Radiation Oncology
FLASH radiotherapy is attracting increasing interest because it maintains tumor control while inflicting less damage to normal tissues compared to conventional radiotherapy.
Andrea Scarmelotto   +4 more
doaj   +1 more source

Nuclear-Reaction Control by Multistage Mathematical-Programming [PDF]

open access: yesModeling, Identification and Control, 1980
The method of Multistage Mathematical Programming (MMP) has been adapted for optimal control of the spatial power distribution in nuclear reactors. Changes in power distribution arise from variations in the operational conditions of the reactor, and ...
I. Leikkonen, K. Haugset
doaj   +1 more source

Configuration mixing effects on neutrinoless ββ-decay nuclear matrix elements

open access: yesPhysics Letters B
Mixing and coexistence of intrinsic nuclear shapes play an important role to determine the low-energy structure of heavy nuclei, and are expected to affect nuclear matrix elements (NMEs) of neutrinoless double beta (0νββ) decay. This problem is addressed
Kosuke Nomura
doaj   +1 more source

Cooper pair transfer in nuclei

open access: yes, 2013
The second order DWBA implementation of two-particle transfer direct reactions which includes simultaneous and successive transfer, properly corrected by non-orthogonality effects is tested with the help of controlled nuclear structure and reaction ...
Barranco, F.   +4 more
core   +1 more source

Quasifree Pion Electroproduction from Nuclei in the $\Delta$ Region

open access: yes, 1995
We present calculations of the reaction $A(e,e^\prime \pi N)B$ in the distorted wave impulse approximation. The reaction allows for the study of the production process in the nuclear medium without being obscured by the details of nuclear transition ...
A. Donnachie   +30 more
core   +1 more source

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