Results 21 to 30 of about 431,649 (333)

Capture reaction cross-section measurements relevant to p process: the case of (α , γ) reactions on 63Cu, 72Ge,118Sn and the 107Ag(ρ, γ)108Cd reaction [PDF]

open access: yesEPJ Web of Conferences, 2020
The cross sections of the 72Ge( α , γ)76Se and 1°7Ag(ρ, γ)1°8Cd reactions were measured at energies relevant to p-process nucleosynthesis. The new data, together with cross section results from our previous ( α , γ) measure-ments on 65Cu and 118Sn and ...
Harissopulos Sotirios   +7 more
doaj   +1 more source

Form factors of $$P\rightarrow T$$ P → T transition within the light-front quark models

open access: yesEuropean Physical Journal C: Particles and Fields, 2022
In this paper, we calculate the vector, axial-vector and tensor form factors of $$P\rightarrow T$$ P → T transition within the standard light-front (SLF) and covariant light-front (CLF) quark models (QMs).
Lili Chen   +3 more
doaj   +1 more source

Connecting the proxy-SU(3) symmetry to the shell model [PDF]

open access: yesEPJ Web of Conferences, 2021
Proxy-SU(3) symmetry is an approximation scheme extending the Elliott SU(3) algebra of the sd shell to heavier shells. When introduced in 2017, the approximation had been justified by calculations carried out within the Nilsson model.
Bonatsos Dennis   +5 more
doaj   +1 more source

Extended DBI and its generalizations from graded soft theorems

open access: yesJournal of High Energy Physics, 2021
We analyze a theory known as extended DBI, which interpolates between DBI and the U(N) × U(N)/U(N) non-linear sigma model and represents a nontrivial example of theories with mixed power counting. We discuss symmetries of the action and their geometrical
Karol Kampf   +2 more
doaj   +1 more source

Analytic representation of all planar two-loop five-point Master Integrals with one off-shell leg

open access: yesJournal of High Energy Physics, 2021
We present analytic expressions in terms of polylogarithmic functions for all three families of planar two-loop five-point Master Integrals with one off-shell leg. The calculation is based on the Simplified Differential Equations approach.
Dhimiter D. Canko   +2 more
doaj   +1 more source

On the three-point order parameters of chiral symmetry breaking

open access: yesJournal of High Energy Physics, 2023
The nonlocal order parameters of the QCD chiral symmetry breaking, namely the nonanomalous three-point Green functions of the quark bilinears belonging to the odd intrinsic parity sector, are studied within the framework of the Resonance chiral theory ...
Tomáš Kadavý   +2 more
doaj   +1 more source

Low energy neutrino astronomy with the large liquid scintillation detector LENA [PDF]

open access: yes, 2006
The detection of low energy neutrinos in a large scintillation detector may provide further important information on astrophysical processes as supernova physics, solar physics and elementary particle physics as well as geophysics.
Ahmad   +25 more
core   +3 more sources

Feasibility of the experimental study of $$D_{s}^{*}\rightarrow {\phi }{\pi }$$ D s ∗ → ϕ π decay

open access: yesEuropean Physical Journal C: Particles and Fields, 2022
The current knowledge on the $$D_{s}^{*}$$ D s ∗ meson are very limited. Besides the dominant electromagnetic decays, the $$D_{s}^{*}$$ D s ∗ weak decays are legal and offer the valuable opportunities to explore the wanted $$D_{s}^{*}$$ D s ∗ meson.
Yueling Yang   +4 more
doaj   +1 more source

Purely leptonic decays of the ground charged vector mesons

open access: yesEuropean Physical Journal C: Particles and Fields, 2021
The study of the purely leptonic decays of the ground charged vector mesons is very interesting and significant in determining the CKM matrix elements, obtaining the decay constant of vector mesons, examining the lepton flavor universality, and searching
Yueling Yang   +4 more
doaj   +1 more source

Intersections 2000: What's New in Hadron Physics [PDF]

open access: yes, 2000
Hadron physics is that part of QCD dealing with hadron structure and vacuum structure, almost all of which is nonperturbative in nature. Some of the open problems in this field are outlined.
Bjorken, J. D.
core   +1 more source

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