[EN] Experiments and numerical simulations were carried out in order to contribute to a better understanding and prediction
of high-pressure injection into a gaseous environment. Specifically, the focus was put on the ...
[EN] The dual gauge track, in which a third rail is added to the conventional track section, has recently been installed in large sections of the Spanish railway network, allowing the passage of trains of two different ...
In the field of simulation of railroad vehicles, there are many numerical models to estimate the interaction forces between the wheel and rail. The main advantage of these models is that they can be used together with ...
Payri, Raul; Viera Sotillo, Juan Pablo; Pei, Yuanjiang; Som, Sibendu(Elsevier, 2015-10-15)
Understanding and controlling mixing and combustion processes is fundamental for the ever more demanding pollutant regulations and fuel consumption standards of direct injection diesel engines. The fundamentals of these ...
Javadi, Hossein(Universitat Politècnica de València, 2024-03-23)
[ES] El sistema de bomba de calor geotérmica (GSHP) es una tecnología prometedora para utilizar la energía geotérmica somera (EGS). En este sistema, un intercambiador enterrado de calor de perforación (BHE) desempeña un ...
[EN] The present study addresses a detailed experimental and numerical investigation on the impact of water droplets
on smooth heated surfaces. High-speed infrared thermography is combined with high-speed imaging to ...
Achary, S. Nagabhusan; Errandonea, Daniel; Santamaría-Pérez, David; Gomis, O.; Patwe, Sadiqua J.; Manjón Herrera, Francisco Javier; Rodríguez Hernández, Plácida; Muñoz, Alfonso; Tyagi, Avesh Kumar(American Chemical Society, 2015-07-06)
We report a combined experimental and theoretical study of melilite-type germanate, Sr2ZnGe2O7, under compression. In situ high-pressure X-ray diffraction and Raman scattering measurements up to 22 GPa were complemented ...
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 ...
Pérez Ruiz, Raul; Domingo, Luis R; Jiménez Molero, María Consuelo; Miranda Alonso, Miguel Ángel(American Chemical Society, 2011)
[EN] The feasibility of an electron transfer imino-Diels Alder reaction betweenN-benzylideneaniline and arylalkenes in the presence of a pyrylium salt
as a photosensitizer has been demonstrated by a combination of product ...
Lineros-Rosa, Mauricio; Francés-Monerris, Antonio; Monari, Antonio; Miranda Alonso, Miguel Ángel; Lhiaubet, Virginie Lyria(The Royal Society of Chemistry, 2020-11-28)
[EN] Interaction of nucleic acids with light is a scientific question of paramount relevance not only in the understanding of life functioning and evolution, but also in the insurgence of diseases such as malignant skin ...
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] 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 ...
[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 ...
Pereira, André Luis de Jesus; Santamaria-Pérez, David; Vilaplana Cerda, Rosario Isabel; Errandonea, Daniel; Popescu, Catalin; Da Silva, Estelina Lora; Sans-Tresserras, Juan Ángel; Rodríguez-Carvajal, Juan; Muñoz, Alfonso; Rodríguez-Hernández, Plácida; Mujica, Andres; Radescu, Silvana Elena; Beltrán, Armando; Otero-de-la-Roza, Alberto; Nalin, Marcelo; Mollar García, Miguel Alfonso; Manjón, Francisco-Javier(American Chemical Society, 2020-01-06)
[EN] SbPO4 is a complex monoclinic layered material characterized by a strong activity of the nonbonding lone electron pair (LEP) of Sb. The strong cation LEP leads to the formation of layers piled up along the a axis and ...
Bentabed-Ababsa, G.; Hamza-Reguig, S.; Derdour, A.; Domingo, L.R.; Sáez Cases, José Antonio; Roisnel, T.; Dorcet, V.; Nassar, E.; Mongin, F.(Royal Society of Chemistry, 2012)
[EN] The [3 + 2] cycloaddition reaction between carbonyl ylides generated from epoxides and alkynes (phenylacetylene, methyl propiolate, methyl but-2-ynoate and methyl 3-phenylpropiolate) to give substituted 2,5-dihydrofurans ...
Harby Mohamed Abd Alaal, Khaled(Universitat Politècnica de València, 2012-12-07)
En este estudio se han construido dos diferentes instalaciones para investigar primero los chorros de gas horizontales y en segundo lugar los chorros verticales de agua que impactan sobre superficies libres de fluido, ...
The compression process in the α-phase of europium trimolybdate was revised employing
several experimental techniques. X-ray diffraction (using synchrotron and laboratory radiation
sources), Raman scattering and ...
Fraga-Timiraos, Ana Belén; Francés-Monerris, Antonio; Rodríguez Muñiz, Gemma María; Navarrete-Miguel, Miriam; Miranda Alonso, Miguel Ángel; Roca Sanjuan, Daniel; Lhiaubet, Virginie Lyria(John Wiley & Sons, 2018-10-12)
[EN] Azetidines are interesting compounds in medicine and chemistry as bioactive scaffolds and synthetic intermediates. However, photochemical processes involved in the generation and fate of azetidine-derived radical ions ...