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Browsing by Author "Santamaría Pérez, David"

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Browsing by Author "Santamaría Pérez, David"

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    Compressibility systematics of calcite-type borates : An experimental and theoretical structural study on ABO3 (A = Al, Sc, Fe and In) 
    Santamaría Pérez, David; Gomis Hilario, Oscar; Sans, Juan Ángel; Ortiz, H. M.; Vegas, Ángel; Errandonea, Daniel; Ruiz-Fuertes, Javier; Martínez-García, Domingo; García-Domene, B.; Pereira, ALJ; Manjón Herrera, Francisco Javier; Rodríguez-Hernández, Placida; Muñoz, A.; Piccinelli, F.; Bettinelli, M.; Popescu, C. (American Chemical Society, 2014-02-27)
    The structural properties of calcite-type orthoborates ABO(3) (A = Al, Fe, Sc, and In) have been investigated at high pressures up to 32 GPa. They were studied experimentally using synchrotron powder X-ray diffraction and ...
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    Crystal Chemistry of CdIn2S4, MgIn2S4, and MnIn2S4 thiospinels under high pressure 
    Santamaría Pérez, David; Amboage, Mónica; Manjón Herrera, Francisco Javier; Errandonea, Daniel; Muñoz, Alfonso; Rodríguez Hernández, Plácida; Mújica, Andrés; Radescu, Silvana; Ursaki, Veacheslav; Tinginyanu, Ivan (American Chemical Society, 2012-07-05)
    We report X-ray diffraction measurements in CdIn2S4, MgIn2S4, and MnIn2S4 thiospinels at room temperature and high pressures. The pressure dependences of the structural parameters have been determined and compared to those ...
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    Crystal structure of HgGa2Se4 under compression 
    Gomis Hilario, Oscar; Vilaplana Cerda, Rosario Isabel; Manjón, F.J.; Santamaría Pérez, David; Errandonea, Daniel; Pérez González, Eduardo; López Solano, Javier; Rodríguez Hernández, Plácida; Muñoz, Alfonso; Tiginyanu, Ion Mijail; Ursaki, Veaceslav Vladimir (Elsevier, 2013)
    We report on high-pressure x-ray diffraction measurements up to 17.2 GPa in mercury digallium selenide (HgGa2Se4). The equation of state and the axial compressibilities for the low-pressure tetragonal phase have been ...
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    Crystal structure of sinhalite MgAlBO4 under high pressure 
    Santamaría Pérez, David; Errandonea, Daniel; Gomis, O.; Sans Tresserras, Juan Ángel; Pereira, A. L. J.; Manjón Herrera, Francisco Javier; Popescu, Catalin; Rodríguez Hernández, Plácida; Muñoz, Alfonso (American Chemical Society, 2015-03-26)
    We report on high-pressure angle-dispersive X-ray diffraction data up to 27 GPa for natural MgAlBO4 sinhalite mineral and ab initio total energy calculations. The experimental bulk modulus of sinhalite is B-0 = 171(3) GPa ...
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    Effect of pressure on La-2(WO4)(3) with a modulated scheelite-type structure 
    Sabalisck, N.P.; Lopez Solano, Javier; Guzmán-Afonso, C.; Santamaría Pérez, David; González-Silgo, C.; Mújica, Andrés; Muñoz, Alfonso; Rodríguez Hernández, Plácida; Radescu, Silvana; Vendrell, X.; Mestres, L.; Sans Tresserras, Juan Ángel; Manjón Herrera, Francisco Javier (American Physical Society, 2014-05-27)
    We have studied the effect of pressure on the structural and vibrational properties of lanthanum tritungstate La2(WO4)3. This compound crystallizes under ambient conditions in the modulated scheelite-type structure known ...
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    Experimental and Theoretical Study of Bi2O2Se Under Compression 
    Pereira, A.L.J.; Santamaría Pérez, David; Ruiz Fuertes, Javier; Manjón, Francisco-Javier; Cuenca Gotor, Vanesa Paula; Vilaplana Cerda, Rosario Isabel; Gomis, O.; Popescu, Catalin; Muñoz, Alfonso; Rodríguez-Hernández, Plácida; Segura, Alfredo; Gracia, L.; Beltran, A.; Ruleova, P.; Drasar, C.; Sans-Tresserras, Juan Ángel (American Chemical Society, 2018-04-26)
    [EN] We report a joint experimental and theoretical study of the structural, vibrational, elastic, optical, and electronic properties of the layered high-mobility semiconductor Bi2O2Se at high pressure. A good agreement ...
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    Exploring the high-pressure behavior of the three known polymorphs of BiPO4: Discovery of a new polymorph 
    Errandonea, Daniel; Gomis, O.; Santamaría Pérez, David; García-Domene, B.; Muñoz, Alfonso; Rodríguez-Hernández, Plácida; Achary, S. N.; Tyagi, A. K.; Popescu, Catalin (American Institute of Physics (AIP), 2015-03-14)
    We have studied the structural behavior of bismuth phosphate under compression. We performed x-ray powder diffraction measurements up to 31.5 GPa and ab initio calculations. Experiments were carried out on different ...
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    High-pressure optical and vibrational properties of CdGa2Se4: Order-disorder processes in adamantine compounds 
    Gomis Hilario, Oscar; Vilaplana Cerda, Rosario Isabel; Manjón Herrera, Francisco Javier; Pérez-González, E.; López-Solano, Javier; Rodríguez-Hernández, P.; Muñoz, Alfonso; Errandonea, Daniel; Ruiz Fuertes, Javier; Segura Garcia del Rio, Alfredo; Santamaría Pérez, David; Tiginyanu, Ivan; Ursaki, Veacheslav (American Institute of Physics (AIP), 2012-01-10)
    High-pressure optical absorption and Raman scattering measurements have been performed in defect chalcopyrite (DC) CdGa2Se4 up to 22 GPa during two pressure cycles to investigate the pressure-induced order-disorder phase ...
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    Ordered helium trapping and bonding in compressed arsenolite: Synthesis of As4O6 2He 
    Sans Tresserras, Juan Ángel; Manjón Herrera, Francisco Javier; Popescu, Catalin; Cuenca Gotor, Vanesa Paula; Gomis, Oscar; Muñoz, Alfonso; Rodríguez Hernández, Plácida; Contreras García, Julia; Pellicer Porres, Julio; Pereira, A.L.J.; Santamaría Pérez, David; Segura, Alfredo (American Physical Society, 2016-02)
    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 ...
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    Pbca-Type In2O3: the high-pressure post-corundum phase at room temperature 
    García-Domene, B.; Sans Tresserras, Juan Ángel; Gomis, O.; Manjón Herrera, Francisco Javier; Ortiz, H. M.; Errandonea, Daniel; Santamaría Pérez, David; Martinez-Garcia, D.; Vilaplana Cerda, Rosario Isabel; Pereira, A. L. J.; Morales-Garcia, A.; Rodríguez Hernández, Plácida; Muñoz, Alfonso; Popescu, Catalin; Segura, A. (American Chemical Society, 2014-09-04)
    High-pressure powder X-ray diffraction and Raman scattering measurements in cubic bixbyite-type indium oxide (c-In2O3) have been performed at room temperature. On increasing pressure c-In2O3 undergoes a transition to the ...
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    Phase behaviour of Ag2CrO4 under compression: Structural, vibrational, and optical properties 
    Santamaría Pérez, David; Bandiello, Enrico; Errandonea, Daniel; Ruiz-Fuertes, Javier; Gomis Hilario, Oscar; Sans, Juan Ángel; Manjón Herrera, Francisco Javier; Rodríguez-Hernández, Plácida; Muñoz, Alfonso (American Chemical Society, 2013-06-13)
    We have performed an experimental study of the crystal structure, lattice dynamics, and optical properties of silver chromate (Ag2CrO4) at ambient temperature and high pressures. In particular, the crystal structure, ...
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    Pressure-induced amorphization of YVO4:Eu3+ nanoboxes 
    Ruiz Fuertes, Javier; Gomis, O.; León Luis, S. F.; Schrodt, N.; Manjón Herrera, Francisco Javier; Ray, Sudeshna; Santamaría Pérez, David; Sans Tresserras, Juan Ángel; Ortiz, H. M.; Errandonea, Daniel; Ferrer Roca, Chantal; Segura, A.; Martínez García, Domingo; Lavin, V.; Rodríguez Mendoza, U. R.; Muñoz, A. (IOP Publishing: Hybrid Open Access, 2016-01-15)
    A structural transformation from the zircon-type structure to an amorphous phase has been found in YVO4:Eu3+ nanoboxes at high pressures above 12.7 GPa by means of x-ray diffraction measurements. However, the pair distribution ...
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    Structural and vibrational properties of CdAl2S4 under high pressure: Experimental and theoretical approach 
    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 ...
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    Structural and vibrational study of pseudocubic CdIn2Se4 under compression 
    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 ...