Pereira, A. L. J.; Gomis, O.; Sans Tresserras, Juan Ángel; Contreras-García, J.; Manjón Herrera, Francisco Javier; Rodríguez-Hernández, P.; Muñoz, A.; Beltrán, A.(American Physical Society, 2016-06-30)
We report a joint experimental and theoretical study of the optical properties of tetragonal bismuth oxide (beta-Bi2O3) at high pressure by means of optical absorption measurements combined with ab initio electronic band ...
In this paper, we report the angle-dispersive x-ray diffraction data of barite, BaSO 4, measured in a diamond-anvil cell up to a pressure of 48 GPa, using three different fluid pressure-transmitting media (methanol-ethanol ...
Beltrán, A.; Felipe Román, María Josefa; Melchor, C.(Springer-Verlag, 2018)
[EN] We prove that if a finite group G contains a conjugacy class K whose square is of the form 1¿D, where D is a conjugacy class of G, then ¿K¿ is a solvable proper normal subgroup of G and we completely determine its ...
Pereira, A. L. J.; Gracia, L.; Santamaría-Pérez, D.; Vilaplana Cerda, Rosario Isabel; Manjón Herrera, Francisco Javier; Errandonea, D.; Nalin, M.; Beltrán, A.(American Physical Society, 2012-05-18)
We report an experimental and theoretical study of antimony oxide (Sb 2O 3) in its cubic phase (senarmontite) under high pressure. X-ray diffraction and Raman scattering measurements up to 18 and 25 GPa, respectively, have ...
Pereira, A. L. J.; Errandonea, Daniel; Beltrán, A.; Gracia, L.; Gomis Hilario, Oscar; Sans, J. A.; García-Domene, B.; Miquel-Veyrat, A.; Manjón Herrera, Francisco Javier; Muñoz, Alfonso; Popescu, Catalin(IOP Publishing: Hybrid Open Access, 2013-11-27)
An experimental and theoretical study of the structural properties of monoclinic bismuth oxide (alpha-(BiO3)-O-2) under high pressures is here reported. Both synthetic and mineral bismite powder samples have been compressed ...