Results 11 to 20 of about 1,186 (181)

The Interacting Boson Model [PDF]

open access: yesAnnual Review of Nuclear and Particle Science, 1981
The interacting boson model is related to the collective and shell models. Even-even nuclei are considered. (AIP)
A. Arima, F. Iachello
openaire   +4 more sources

Plethysms and interacting boson models [PDF]

open access: yesJournal of Mathematical Physics, 2003
A short review of the plethysm technique aiming to its application in finding branching rules for the reduction of an irreducible representation of a group under the restriction to one of its subgroups is given. The algebraic structure of the interacting boson model and some of its extensions is given together with the branching rules needed to ...
Alcaras, JAC   +4 more
openaire   +2 more sources

Determination of Backbending in 122-130Ba Even-Even Isotopes [PDF]

open access: yesمجلة التربية والعلم, 2008
The γ-unstable O(6) limit of the interacting boson model IBM-1 has been applied successfully to determine the backbending in weakly deformed 122-130 Ba even-even isotope.
I. M. Ahmed, W. M. Najeeb
doaj   +1 more source

Underlying SUSY in a generalized Jaynes–Cummings model

open access: yesScientific Reports, 2021
We present a general qubit-boson interaction Hamiltonian that describes the Jaynes–Cummings model and its extensions as a single Hamiltonian class. Our model includes non-linear processes for both the free qubit and boson field as well as non-linear ...
F. H. Maldonado-Villamizar   +3 more
doaj   +1 more source

Coexistence and evolution of shapes: mean-field-based interacting boson model [PDF]

open access: yesEPJ Web of Conferences, 2019
A method of deriving the Hamiltonian of the interacting boson model, that is based on the microscopic framework of the nuclear energy density functional, is presented.
Nomura Kosuke
doaj   +1 more source

STUDYING THE NUCLEAR STRUCTURE OF EVEN-EVEN DEFORMED GERMANIUM NUCLEUS [PDF]

open access: yesمجلة جامعة الانبار للعلوم الصرفة, 2012
In the present work, the interacting boson model(IBM-1) for s and d boson is used to calculate the energy levels of the positive parity bands, electric quadrupole moments, E2-transition probabilities B(E2)in particular between states which may be ...
ALI KALAF AOBAID
doaj   +1 more source

New Interacting Boson Fermion-Fermion Model results [PDF]

open access: yesEPJ Web of Conferences
We present a new application of the Interacting Boson Model (IBM) and its extensions for describing double charge exchange reactions. The study of double charge exchange reactions induced by heavy ions involving candidate nuclei for neutrinoless double ...
García-Tecocoatzi H.   +3 more
doaj   +1 more source

A Study of Nuclear Structure of (Mo^96,98) by Using Interacting Boson Model-1

open access: yesTikrit Journal of Pure Science, 2023
In this study, the interacting Boson Model (IBM-1) was used to find the best Hamiltonian structure for studying the (Mo^96,98)  structure. For generating the Hamiltonian structure, the calculated energy levels (ground, beta, and gamma bands) and B(E2 ...
Berun Nasralddin Ghafoor
doaj   +1 more source

Higgs decays to two leptons and a photon beyond leading order in the SMEFT

open access: yesSciPost Physics, 2022
We present the three-body decay of the Higgs boson into two leptons and a photon to dimension-eight in the Standard Model Effective Field Theory (SMEFT).
Tyler Corbett, Thor Rasmussen
doaj   +1 more source

Interacting boson model for superdeformation

open access: yesPhysics Letters B, 1991
Abstract The superdeformation is discussed from the point of view of the interacting boson model (IBM). By studying the structure of the superdeformed band in terms of the Nilsson model, it is suggested that superdeformed states have a spherical inert core which is much smaller than that for normal states.
M. Honma, T. Otsuka
openaire   +1 more source

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