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A general analytical expressions for the cross-section and the polarization of nucleons arising in the inclusive deuteron stripping reaction have been derived in the diffraction approximation. The nucleon-nucleus phases were calculated in…

Nuclear Theory · Physics 2016-11-29 Valery I. Kovalchuk

Alternative methods to calculate neutron capture cross sections on radioactive nuclei are reported using the theory of Inclusive Non-Elastic Breakup (INEB) developed by Hussein and McVoy [1]. The statistical coupled-channels theory proposed…

Nuclear Theory · Physics 2021-03-01 C. A. Bertulani , B. V. Carlson

We calculate ordinary and radiative muon capture on the proton in an effective field theory of pions, nucleons and delta isobars, working to third and second order in the small scale expansion respectively. Preceding calculations in chiral…

Nuclear Theory · Physics 2009-11-06 Véronique Bernard , Thomas R. Hemmert , Ulf-G. Meißner

With the quantum diffusion approach the behavior of capture cross sections and mean-square angular momenta of captured systems are revealed in the reactions with deformed and spherical nuclei at sub-barrier energies. With decreasing…

Nuclear Theory · Physics 2017-03-22 V. V. Sargsyan , R. A. Kuzyakin , G. G. Adamian , N. V. Antonenko , W. Scheid , H. Q. Zhang

Neutron capture data on intermediate mass nuclei are of key importance to nucleosynthesis in the weak component of the slow neutron capture processes, which occurs in massive stars. The ($n,\gamma$) cross section on $^{70}$Ge, which is…

Nuclear Experiment · Physics 2019-10-22 A. Gawlik , C. Lederer-Woods , the n_TOF collaboration

The radiative neutron capture cross section of 207Pb has been measured at the CERN neutron time of flight installation n_TOF using the pulse height weighting technique in the resolved energy region. The measurement has been performed with…

Nuclear Experiment · Physics 2008-11-26 C. Domingo-Pardo

Calculations for electron capture rates on nuclei with atomic numbers between $Z=20$ and $Z=52$ are performed in a self-consistent finite-temperature covariant energy density functional theory within the relativistic quasiparticle…

Nuclear Theory · Physics 2025-08-19 A. Ravlić , S. Giraud , N. Paar , R. G. T. Zegers

Electron captures on nuclei play an essential role for the dynamics of several astrophysical objects. The capture rate can be derived in perturbation theory where allowed nuclear transitions (Gamow-Teller transitions) dominate, except at…

Nuclear Theory · Physics 2021-07-07 Karlheinz Langanke , Gabriel Martínez-Pinedo , Remco Zegers

Present day chiral nucleon-nucleon potentials up to N3LO and three nucleon forces at N2LO are used to analyze nucleon-deuteron radiative capture at deuteron lab energies below E_d= 100 MeV. The differential cross section and the deuteron…

Nuclear Theory · Physics 2007-05-23 R. Skibinski , J. Golak , H. Witala , W. Gloeckle , A. Nogga , E. Epelbaum

We quantify the theoretical uncertainties of chiral effective-field-theory predictions of the muon-deuteron capture rate. Theoretical error estimates of this low-energy process is important for a reliable interpretation of forthcoming…

Nuclear Theory · Physics 2019-01-04 Bijaya Acharya , Andreas Ekström , Lucas Platter

Neutron-capture reactions provide essential nuclear-physics input for modeling the synthesis of heavy elements in stars. The growing precision of stellar spectroscopy and isotopic measurements in presolar SiC grains now demands cross…

The relation between the neutron background in neutron capture measurements and the neutron sensitivity related to the experimental setup is examined. It is pointed out that a proper estimate of the neutron background may only be obtained…

Nuclear Experiment · Physics 2016-05-03 P. Žugec , D. Bosnar , N. Colonna , F. Gunsing

The aim of this work is to provide a precise and accurate measurement of the 238U(n,g) reaction cross section in the energy region from 1 eV to 700 keV. This reaction is of fundamental importance for the design calculations of nuclear…

Nuclear Experiment · Physics 2017-03-15 TOF Collaboration , F. Mingrone , C. Massimi , G. Vannini , N. Colonna , F. Gunsing , P. Žugec , S. Altstadt , J. Andrzejewski , L. Audouin , M. Barbagallo , V. Bécares , F. Bečvář , F. Belloni , E. Berthoumieux , J. Billowes , D. Bosnar , M. Brugger , M. Calviani , F. Calviño , D. Cano-Ott , C. Carrapiço , F. Cerutti , E. Chiaveri , M. Chin , G. Cortés , M. A. Cortés-Giraldo , M. Diakaki , C. Domingo-Pardo , I. Duran , R. Dressler , C. Eleftheriadis , A. Ferrari , K. Fraval , S. Ganesan , A. R. García , G. Giubrone , I. F. Gonçalves , E. González-Romero , E. Griesmayer , C. Guerrero , A. Hernández-Prieto , D. G. Jenkins , E. Jericha , Y. Kadi , F. Käppeler , D. Karadimos , N. Kivel , P. Koehler , M. Kokkoris , 1 M. Krtička , J. Kroll , C. Lampoudis , C. Langer , E. Leal-Cidoncha , C. Lederer , H. Leeb , L. S. Leong , S. Lo Meo , R. Losito , A. Mallick , A. Manousos , J. Marganiec , T. Martínez , P. F. Mastinu , M. Mastromarco , E. Mendoza , A. Mengoni , P. M. Milazzo , M. Mirea , W. Mondalaers , C. Paradela , A. Pavlik , J. Perkowski , A. Plompen , J. Praena , J. M. Quesada , T. Rauscher , R. Reifarth , A. Riego , M. S. Robles , C. Rubbia , M. Sabaté-Gilarte , R. Sarmento , A. Saxena , P. Schillebeeckx , S. Schmidt , D. Schumann , G. Tagliente , J. L. Tain , D. Tarrío , L. Tassan-Got , A. Tsinganis , S. Valenta , V. Variale , P. Vaz , A. Ventura , M. J. Vermeulen , V. Vlachoudis , R. Vlastou , A. Wallner , T. Ware , M. Weigand , C. Weiß , T. Wright

The differential cross section for radiative capture of protons by deuterons is calculated using different realistic NN interactions. We compare our results with the available experimental data below $E_x = 20 MeV$. Excellent agreement is…

Nuclear Theory · Physics 2009-10-31 W. Schadow , W. Sandhas

The r-process involves neutron-rich nuclei far off stability for which no experimental cross sections are known. Therefore, one has to rely on theory. The difficulties in the predictions are briefly addressed. To investigate the impact of…

Astrophysics · Physics 2015-06-24 T. Rauscher

It is shown that in the framework of the modified potential cluster model we succeeded in correct describing the available experimental data for neutron radiative capture on 10Be total cross-sections at low, astrophysical and thermal…

Cross-sections for capture reactions of charged particles in hot stellar matter turn out be increased by the quadrupole surface oscillations, if the corresponding phonon energies are of the order of the star temperature. The increase is…

Astrophysics · Physics 2008-11-26 V. Yu. Denisov

Neutron capture cross-section measurements are fundamental in the study of the slow neutron capture (s-) process of nucleosynthesis and for the development of innovative nuclear technologies. One of the best suited methods to measure…

Neutrino emissions from electron/positron capture on the deuteron and the nucleon-nucleon fusion processes in the surface region of a supernova core are studied. These weak processes are evaluated in the standard nuclear physics approach,…

High Energy Astrophysical Phenomena · Physics 2015-06-18 S. Nasu , S. X. Nakamura , K. Sumiyoshi , T. Sato , F. Myhrer , K. Kubodera

Radiative corrections are playing an increasingly significant role in low-energy nuclear physics. We investigate the influence of photons as explicit degrees of freedom within nuclear EFT on the deuteron binding energy, charge form factor,…

Nuclear Theory · Physics 2025-03-18 Immo C. Reis