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Study of the fusion reactions between hydrogen isotopes in muonic molecules is the first example of the accurate accounting of the nucleus charge screening by a muon in the fusion process. At LUNA installation the measurements of…

Nuclear Theory · Physics 2008-04-25 L. N. Bogdanova

We demonstrate rather interesting manifestations of co-existence of resonance features in characteristics of the photoionization of 3d-electrons in Xe@C60. It is shown that the reflection of photoelectrons produced by the 3d Xe…

Atomic Physics · Physics 2009-11-13 M. Ya. Amusia , A. S. Baltenkov , L. V. Chernysheva

This paper suffers from conceptual difficulties and unjustified approximations that render its conclusions dubious.

Nuclear Theory · Physics 2008-11-26 B. Davids , A. Gruzinov , B. K. Jennings

The contribution of a three-nucleon (3N) force, acting between the neutron and proton in the incoming deuteron with a target nucleon, to the deuteron-target potential in the entrance channel of the $A(d,p)B$ reaction has been calculated…

Nuclear Theory · Physics 2020-12-04 N. K. Timofeyuk , M. J. Dinmore , J. S AL-Khalili

The angular distribution for the breakup of 8B into 7Be+p on a 58Ni target has been measured at an incident energy of 25.75 MeV. The data are inconsistent with first-order theories but are remarkably well described by calculations including…

Photoelectron angular distributions following the non-resonant two-photon K-shell ionization of neutral atoms are studied theoretically. Using the independent particle approximation and relativistic second-order perturbation theory, the…

Atomic Physics · Physics 2017-07-14 J. Hofbrucker , A. V. Volotka , S. Fritzsche

Upper limits on the \nuebar flux at the Sudbury Neutrino Observatory have been set based on the \nuebar charged-current reaction on deuterium. The reaction produces a positron and two neutrons in coincidence. This distinctive signature…

High Energy Physics - Experiment · Physics 2012-08-27 SNO Collaboration

We concentrate here on photon absorption as well as electron and positron scattering upon endohedrals that consist of a fullerenes shell and an inner atom A. The aim is to understand the effect of fullerene electron shell in formation of…

Atomic and Molecular Clusters · Physics 2018-02-12 M. Ya. Amusia , A. F. Ioffe

We present a complete calculation of the electroweak O(alpha^3 alpha_s) corrections to three-jet production and related event-shape observables at electron--positron colliders. The Z-boson resonance is described within the complex-mass…

High Energy Physics - Phenomenology · Physics 2014-11-20 Ansgar Denner , Stefan Dittmaier , Thomas Gehrmann , Christian Kurz

We predict breakdown of the electric dipole approximation at nonlinear Cooper minimum in direct two-photon $K-$shell atomic ionisation by circularly polarised light. According to predictions based on the electric dipole approximation, we…

Atomic Physics · Physics 2020-03-02 J. Hofbrucker , A. V. Volotka , S. Fritzsche

The nucleus 11C plays an important role in the boron-proton fusion reactor environment as a catalyzer of the 10B(p,{\alpha})7Be reaction which, by producing a long-lived isotope of 7Be, poisons the aneutronic fusion process…

Nuclear Theory · Physics 2024-12-24 J. Okołowicz , M. Płoszajczak , W. Nazarewicz

Kinematic fitting, where constraints such as energy and momentum conservation are imposed on measured four-vectors of jets and leptons, is an important tool to improve the resolution in high-energy physics experiments. At future e+ e-…

High Energy Physics - Experiment · Physics 2011-03-28 Moritz Beckmann , Benno List , Jenny List

The single and multiple electron loss of fast highly charged projectiles in the collisions with neutral molecules are studied within the framework of a nonperturbative approach. The cross sections for single, double, and triple electron…

Quantum Physics · Physics 2015-05-28 V. I. Matveev , D. N. Makarov , Kh. Yu. Rakhimov

The recent XENON1T excess can be explained by the solar active-sterile neutrino conversion with bound electrons via light mediator. Nevertheless, the atomic effects are usually omitted in the solar neutrino explanations. We systematically…

High Energy Physics - Phenomenology · Physics 2022-06-01 Shao-Feng Ge , Pedro Pasquini , Jie Sheng

Radiative nucleon-deuteron capture and two- and three-body photo disintegration of the three-nucleon bound state are described. The description uses the purely nucleonic charge-dependent CD-Bonn potential and its coupled-channel extension…

Nuclear Theory · Physics 2009-11-10 A. Deltuva , L. P. Yuan , J. Adam , A. C. Fonseca , P. U. Sauer

We apply the ab initio no-core shell model/resonating group method (NCSM/RGM) approach to calculate the cross section of the 7Be(p,gamma)8B radiative capture. This reaction is important for understanding the solar neutrino flux. Starting…

Nuclear Theory · Physics 2015-05-28 Petr Navratil , Robert Roth , Sofia Quaglioni

The method of screening and renormalization is used to include the Coulomb interaction between the charged particles in the momentum-space description of three- and four-body nuclear reactions. The necessity for the renormalization of the…

Nuclear Theory · Physics 2015-05-18 A. Deltuva

The p + 6Li --> eta + 7Be reaction has been investigated with an emphasis on the eta meson and 7Be interaction in the final state. Considering the 6Li and 7Be nuclei to be alpha-d and alpha-3He clusters respectively, the reaction is…

Nuclear Theory · Physics 2014-11-18 N. J. Upadhyay , N. G. Kelkar , B. K. Jain

The stopping power of protons and deuterons in low energy collisions with helium gas targets is investigated with the numerical solution of the time-dependent Schr\"odinger coupled-channels equations using molecular orbital wavefunctions.…

Nuclear Theory · Physics 2009-11-10 C. A. Bertulani

We suggest a new adiabatic approach for description of three charged particles in the continuum. This approach is based on the Coulomb-Fourier transformation (CFT) of three body Hamiltonian, which allows to develop a scheme, alternative to…

Atomic Physics · Physics 2009-11-10 V. B. Belyaev , S. B. Levin , S. L. Yakovlev
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