Comparative Investigation and Generalized of the Core/Shell Effects on the Magnetics Properties in the Ferromagnetic Cubic Nanoparticles by the Transverse Ising Model

eng Science and Education Publishing American Journal of Nanomaterials 2372-3122 2016-05-18 4 1 1 7 10.12691/ajn-4-1-1 AJN2016411 article Comparative Investigation and Generalized of the Core/Shell Effects on the Magnetics Properties in the Ferromagnetic Cubic Nanoparticles by the Transverse Ising Model Alioune Aidara Diouf aliouneaidara.diouf@ucad.edu.sn 1 Bassirou Lo 1 Alhadj Hisseine Issaka Ali 1 Aboubaker Chedikh Beye 1 Groupe Physique des Solides et Sciences des Matériaux, Faculté des Sciences et Techniques, Université Cheikh Anta Diop de Dakar (UCAD), B.P. 25114, Dakar-Fann Dakar, Sénégal The effective field theory within a probability distribution technique that accounts for the self-spin correlation functions is used to study the magnetic properties of the ferromagnetic system described by the spin S= 1/2 Ising model. The thermal behaviors of magnetization and longitudinal hysteresis are examined in details to study the effects of shell on the magnetics properties in the nanoparticles. http://pubs.sciepub.com/ajn/4/1/1/ajn-4-1-1.pdf Shell Core Transverse Ising Model reduce exchange interaction magnetics properties