site stats

Gogny force

WebOct 1, 2009 · We also analyze the impact of a finite but moderate temperature in the fission process and finally we discuss fission properties of neutron rich uranium isotopes studied with two different... WebMay 26, 2014 · We present a review of several works using the finite-range Gogny interaction in mean field approaches and beyond to explore the most striking nuclear structure features. Shell evolution along the N = 16 , 20, 28, 40 isotopic chains is investigated. The static deformation obtained in the mean field description are shown to …

Daniel Marc Gogny Lawrence Livermore National Laboratory

WebJul 18, 2016 · In this way it connects the functional to the bare nucleon-nucleon interaction. It is shown that the resulting functional can be performing as the best Gogny force functional. In the second part of the paper it is shown how one can go beyond the mean-field level and the difficulty that can appear. Webv: Gogny force Finite range NN interaction → V HF non-local. v is real and energy independent V HF is real and energy independent. HF in coordinate space → Good asymptotic behavior of the wave functions (not the case with HO basis). → Correct treatment of the continuum (Distorted Wave φλ, Resonances). pencs software https://pixelmotionuk.com

Time-dependent quantum collective dynamics applied to

WebJun 1, 2009 · The Gogny force is an effective force in the nuclear medium. In the case of bare nucleon–nucleon forces with a strong short range repulsion this would be no longer the case. It is known [58] that, by integrating out the high momentum components of the bare force, one obtains from most of the realistic NN -potentials the same interaction a low ... WebMay 22, 2024 · The Gogny force which has been widely and successfully used in mean-field theory can provide reasonable two-body matrix elements for cross-shell calculations. The log ft values and β -decay level schemes are systematically studied using the D1S-Gogny interaction and compared with the SDPF-M results and experimental data. WebAug 31, 2024 · Abstract. We propose a new Gogny parametrization, which we call D1M ^ {*}, aimed to be successful in the study of the properties of neutron stars and, at the same time, to describe finite nuclei with a similar quality as the D1M Gogny interaction. D1M ^ {*} is able to reach up to 2 solar masses (M _\odot ) for a neutron star and give good ... medford parks and recreation oregon

基于微观断裂机制的XK型相贯节点极限承载力分析-尹越车鑫宇韩 …

Category:Gogny force with a finite-range density dependence

Tags:Gogny force

Gogny force

Mean field and beyond description of nuclear structure with the Go…

WebMay 25, 1998 · The Gogny type finite range force has a better treatment of the coupling to the highly excited states but it is density-independent and its finite range property involves more complicated numerical techniques. Here we report on the RCHB theory and provide details of the relevant numerical techniques. WebSep 5, 2024 · The analytical form of the Gogny force is advantageous to treat cross-shell cases, while it is difficult to determine the cross-shell matrix elements and single-particle …

Gogny force

Did you know?

WebSep 10, 2024 · Standard examples of functionals in the p.h. channel are the Skyrme and Gogny functionals; in the pairing channel, energy functionals are often derived from simple density-dependent, zero-range two-body potentials. The nuclear EDF approach can be extended to describe systems at finite temperature. WebFinal force New constraints Good description of masses, radii and nuclear matter properties using consistent G E f values FIG. 4: Computational scheme followed to adjust the Gogny force parameters on nuclear masses, radii as well as selected nuclear matter properties. Among the 14 parameters of the Gogny force, 2 are kept unchanged and 12 ...

WebMay 29, 2006 · Here we use the Gogny D1S force [34,35] together with the constrained Hartree–Fock– Bogolyubov (HFB) mean field method as well as the configuration mixing, blocking, and crank- ing HFB approaches. Half-life … WebJul 26, 2016 · We present the Gogny-Hartree-Fock-Bogoliubov model which reproduces nuclear masses with an accuracy comparable with the best mass formulas. In contrast to …

WebMar 1, 2015 · In this paper, we present a recent evolution of the analytical form of the Gogny force. The extension of the density-dependent term to a finite range is discussed … Webheavy-ion collisions [43,52]. Similar to the Gogny case, the MDI force may be expressed as a zero-range contribution plus a finite-range term, but with a Yukawa form factor instead of a Gaussian. A parameter x of the MDI interaction can be varied to modify the uncertain density dependence of the symmetry energy and of the

WebIn the Gogny D1-G2 force, introduced to reproduce more accurately the plutonium fission barrier, the absolute value of the local Hartree term is nearly threa times the maximum absolute value of the non local Fock term, whereas these two contributions are about the same in the Gogny Dl-Gl force.

WebOct 17, 2024 · The most successful Gogny interactions of the D1 family, namely D1S, D1N and D1M, suffer the common problem of a too soft neutron matter equation of state at … pencroft ltdWebFeb 1, 2008 · The pairing force of Gogny in the 1S0 channel has been applied with great success in many applications in finite nuclei. It is of finite range and therefore rather complicated. Based on this... medford parks and recreation youtubeWeb19 other terms for g-force - words and phrases with similar meaning. Lists. synonyms. antonyms. pencroft 14x18 vinyl picnic pavilion kit