We have investigated by means of high-pressure x-ray diffraction the structural stability of Pd 2Mo 3N, Ni 2Mo 3C 0.52N 0.48, Co 3Mo 3C 0.62N 0.38, and Fe 3Mo 3C. We have found that they remain stable in their ambient-pressure ...
Achary, S. N.; Errandonea, Daniel; Muñoz, Alfonso; Rodríguez Hernández, Plácida; Manjón Herrera, Francisco Javier; Krishna, P. S. R.; Patwe, S. J.; Grover, V.; Tyagi, A.(Royal Society of Chemistry, 2013)
In this work we report the metastability and the energetics of the phase transitions of three different polymorphs of BiPO4, namely trigonal (Phase-I, space group P3(1)21), monoclinic monazite-type (Phase-II, space group ...
[EN] alpha(R)-In2Se3 has been experimentally and theoretically studied under compression at room temperature by means of X-ray diffraction and Raman scattering measurements as well as by ab initio total-energy and ...
Gallego Parra, Samuel(Universitat Politècnica de València, 2023-01-23)
[ES] Los sesquicalcogenuros con estequiometria B2X3, con A = Al, Ga e In y X = S, Se y Te, han recibido gran atención a lo largo de los últimos años, en particular en como modificarlos para obtener nuevas estructuras con ...
[EN] YBO3 is used in photonics applications as a host for red phosphors due to its desirable chemical stability, high quantum efficiency and luminescence intensity. Despite its fundamental thermodynamic nature, the isothermal ...
[EN] High-pressure X-ray diffraction studies on nanocrystals of the GdBO3 and YBO3 rare-earth orthoborates are herein reported up to 17.4(2) and 13.4(2) GPa respectively. The subsequent determination of the room- temperature ...
[EN] The structural stability and physical properties of CrVO(4)under compression were studied by x-ray diffraction, Raman spectroscopy, optical absorption, resistivity measurements, andab initiocalculations up to 10 GPa. ...
TORRES BELLO, EDWIN FABIAN(Universitat Politècnica de València, 2013-04-17)
[ES] La tecnología de Altas Presiones Hidrostáticas (APH) es la tecnología no
térmica de conservación de alimentos más desarrollada comercialmente,
caracterizada por conseguir niveles de inactivación de microorganismos ...
Pereira, Andre L. J.; Sans Tresserras, Juan Ángel; Vilaplana Cerda, Rosario Isabel; Gomis, O.; Manjón Herrera, Francisco Javier; Rodriguez-Hernandez, Placida; Muñoz, Alfonso; Popescu, Catalin; Beltran, Armando(American Chemical Society, 2014-10-09)
We report a joint experimental and theoretical study of the structural and vibrational properties of synthetic sphaerobismoite (beta-Bi2O3) at high pressures in which room-temperature angle-dispersive X-ray diffraction ...
Alvarez, V.; Borges, F. I. G. M.; Carcel, S.; Castel, J.; Cebrian, S.; Cervera, A.; Conde, C. A. N.; Dafni, T.; Dias, T. H. V. T.; Diaz, J.; Esteve Bosch, Raul; Marí Romero, Antonio Francisco; Mora Mas, Francisco José; Palma, R.; Pérez Aparicio, José Luis; Toledo Alarcón, José Francisco(Elsevier, 2013-04-21)
We present the design, data and results from the NEXT prototype for Double Beta and Dark Matter (NEXT-DBDM) detector, a high-pressure gaseous natural xenon electroluminescent time projection chamber (TPC) that was built ...
Lavagnoli, Sergio(Universitat Politècnica de València, 2012-11-13)
The quest for higher performances and durability of modern aero-engines requires the understanding of the complex aero-thermal flow experienced in a multi-row environment. In particular, the high and low pressure turbine ...
Compression of arsenolite has been studied from a joint experimental and theoretical point of view. Experiments on this molecular solid at high pressures with different pressure-transmitting media have been interpreted ...
Gomis Hilario, Oscar; Santamaría-Pérez, D.; Vilaplana Cerda, Rosario Isabel; Luna Molina, Ramón; Sans, J. A.; Manjón Herrera, Francisco Javier; Errandonea, D.; Pérez-González, E.; Rodríguez-Hernández, P.; Muñoz, A.; Tiginyanu, I. M.; Ursaki, V. V.(Elsevier, 2014-01-15)
In this work, we focus on the study of the structural and elastic properties of mercury digallium sulfide (HgGa2S4) at high pressures. This compound belongs to the family of AB(2)X(4) ordered-vacancy compounds and exhibits ...
Chulia-Jordan, R.; Santamaria-Perez, D.; Pereira, A. L. J.; Garcia-Domene, B.; Vilaplana Cerda, Rosario Isabel; Sans-Tresserras, Juan Ángel; Martinez-Garcia, D.; Morales-Garcia, A.; Popescu, C.; Muehle, C.; Jansen, M.; Manjón, Francisco-Javier(Elsevier, 2020-07-25)
[EN] We have performed an experimental study of the crystal structure and lattice dynamics of cubic Cu1.80(3)Se at ambient temperature and high pressures. Two reversible phase transitions were found at 2.9 and 8.7 GPa. The ...
Sans Tresserras, Juan Ángel; Santamaría Pérez, David; Popescu, Catalin; Gomis, O.; Manjón Herrera, Francisco Javier; Vilaplana Cerda, Rosario Isabel; Muñoz, Alfonso; Rodríguez Hernández, Plácida; Ursaki, Veacheslav; Tiginyanu, Ivan(American Chemical Society, 2014-07-17)
The behavior of defect chalcopyrite CdAl2S4 at high pressures and ambient temperature has been investigated in a joint experimental and theoretical study. High-pressure X-ray diffraction and Raman scattering measurements ...
Santamaría Pérez, David; Gomis, O.; Pereira, A. L. J.; Vilaplana Cerda, Rosario Isabel; Popescu, Catalin; Sans Tresserras, Juan Ángel; Manjón Herrera, Francisco Javier; Rodríguez Hernández, Plácida; Muñoz, Alfonso; Ursaki, Vladislav V.; Tiginyanu, Ion M.(American Chemical Society, 2014-11-20)
We report a comprehensive experimental and theoretical study of the structural and vibrational properties of a-CdIn2Se4 under compression. Angle-dispersive synchrotron X-ray diffraction and Raman spectroscopy evidence that ...
Cuenca Gotor, Vanesa Paula; Sans-Tresserras, Juan Ángel; Ibáñez, J.; Popescu, C.; Gomis, O.; Vilaplana Cerda, Rosario Isabel; Manjón Herrera, Francisco Javier; Leonardo, A.; Sagasta, E.; Suárez-Alcubilla, A.; Gurtubay, I.G.; Mollar García, Miguel Alfonso; Bergara, A.(American Chemical Society, 2016-09-01)
We report a study of the structural, vibrational, and electronic
properties of layered monoclinic arsenic telluride (α-As2Te3) at high
pressures. Powder X-ray diffraction and Raman scattering measurements up
to 17 GPa ...
García-Domene, B.; Sans Tresserras, Juan Ángel; Manjón Herrera, Francisco Javier; Ovsyannikov, Sergey V.; Dubrovinsky, L.S.; Martinez-Garcia, D.; Gomis, O.; Errandonea, D.; Moutaabbid, H.; Le Godec, Y.; Ortiz, H.M.; Muñoz, A.; Rodríguez-Hernández, P.; Popescu, C.(American Chemical Society, 2015-12-31)
This work reports the high-pressure and high-temperature (HP-HT)
synthesis of pure rhombohedral (corundum-type) phase of indium oxide (In2O3)
from its most stable polymorph, cubic bixbyite-type In2O3, using a multianvil ...
Vilaplana Cerda, Rosario Isabel; Gomis Hilario, Oscar; Pérez-González, E.; Ortiz, H. M.; Manjón Herrera, Francisco Javier; Rodríguez-Hernández, P.; Muñoz, A.; Alonso-Gutiérrez, P.; Sanjuán, M. L.; Ursaki, V. V.; Tiginyanu, I. M.(IOP Publishing: Hybrid Open Access, 2013-04-24)
Order-disorder phase transitions induced by thermal annealing have been studied in the ordered-vacancy compound ZnGa2Se4 by means of Raman scattering and optical absorption measurements. The partially disordered as-grown ...
[EN] A(I)B(III)O(2) delafossite-type oxides are important technological compounds characterized by the linear coordination of the monovalent A metal by oxygen atoms. Based on results of in situ synchrotron X-ray diffraction ...