Results 21 to 30 of about 456,264 (283)

Contributions from $${\Phi }_{B2}$$ ΦB2 to the B $${\rightarrow }$$ → PP decays within the QCD factorization

open access: yesEuropean Physical Journal C: Particles and Fields, 2019
With the potential for the improvements of measurement precision, the refinement of theoretical calculation on hadronic B weak decays is necessary. In this paper, we study the contributions of B mesonic distribution amplitude $${\Phi }_{B2}$$ ΦB2 within ...
Qin Chang   +4 more
doaj   +1 more source

Determination of Absolute Activities and Neutron Fluence Rates Using a Coincidence Method [PDF]

open access: yesEPJ Web of Conferences
Activation studies are an important tool for nuclear decommissioning. By activating material samples in controlled conditions in a known neutron fluence rate, the expected activity in decommissioning can be estimated. This work focuses on determining the
Bakhodirov Shokhrukh Mirzo   +4 more
doaj   +1 more source

Double Beta Decay, Majorana Neutrinos, and Neutrino Mass [PDF]

open access: yes, 2007
The theoretical and experimental issues relevant to neutrinoless double-beta decay are reviewed. The impact that a direct observation of this exotic process would have on elementary particle physics, nuclear physics, astrophysics and cosmology is ...
Aalseth, C. E.   +45 more
core   +3 more sources

ATLAS W path – real data from the LHC for high school students

open access: yesEPJ Web of Conferences, 2014
ATLAS W path is an educational scenario developed for high school students. They are introduced to basic concepts of particle identification and event classification. Students work with event displays from experimental data taken at the ATLAS detector. A
Bilow Uta   +5 more
doaj   +1 more source

Search for Cold Dark Matter and Solar Neutrinos with GENIUS and GENIUS-TF

open access: yes, 2002
The new project GENIUS will cover a wide range of the parameter space of predictions of SUSY for neutralinos as cold dark matter. Further it has the potential to be a real-time detector for low-energy (pp and 7Be) solar neutrinos.
H. V. Klapdor-Kleingrothaus   +20 more
core   +2 more sources

Chiral Perturbation Theory in Few-Nucleon Systems [PDF]

open access: yes, 1997
The low-energy effective theory of nuclear physics based on chiral symmetry is reviewed. Topics discussed include the nucleon-nucleon force, few-body potentials, isospin violation, pion-deuteron scattering, proton-neutron radiative capture, pion ...
Ballot   +55 more
core   +2 more sources

Symmetry and Supersymmetry in Nuclear Pairing: Exact Solutions

open access: yes, 2010
Pairing plays a crucial role in nuclear spectra and attempts to describe it has a long history in nuclear physics. The limiting case in which all single particle states are degenerate, but with different s-wave pairing strengths was only recently solved.
  +11 more
core   +1 more source

Time-covariant Schrödinger equation and invariant decay probability: the $$\Lambda $$ Λ -Kantowski–Sachs universe

open access: yesEuropean Physical Journal C: Particles and Fields, 2021
The system under study is the $$\Lambda $$ Λ -Kantowski–Sachs universe. Its canonical quantization is provided based on a recently developed method: the singular minisuperspace Lagrangian describing the system, is reduced to a regular (by inserting into ...
Theodoros Pailas   +3 more
doaj   +1 more source

And there was light

open access: yes, 2014
I discuss the use of light as a collection of real and virtual photons to study lingering questions in particle and nuclear physics.Comment: 9 pages, 5 figures, 4 tables, Invited Lecture at the Carpathian Summer School of Physics 2014, Exotic Nuclei ...
Bertulani, C. A.
core   +1 more source

Color Transparency - Color Coherent Effects in Nuclear Physics [PDF]

open access: yes, 1997
Efforts to observe color transparency in the reactions: (e,e'p), (p,pp) and coherent nuclear diffractive dissociation of pions into two jets are reviewed.Comment: Text of invited talk given at the 1997 meeting of Intersections Between Particle and ...
Miller, Gerald A.
core   +2 more sources

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