Listar por autor "Vallet, Pablo"
Mostrando ítems 1-6 de 6
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Comparison of the ionic conductivity of pure imidazolium nitrate and that doped with a lithium nitrate salt in liquid and gel forms as potential electrolytes
Vallet, Pablo; Parajó, Juan José; Sotuela, Félix; Villanueva López, María; Cabeza, Óscar; Varela, Luis M.; Salgado, Josefa (MDPI, 2019-11-14)[Abstract] Current electrolytes for electrochemical energy storage devices are made of solvents, which often present problems of flammability, corrosion and high toxicity. Ionic liquids and mixtures with metal salts are ... -
Determination of Thermophysical Properties of the Protic Ionic Liquid EIM NO₃, Pure and Doped with Lithium Nitrate Salt
Vallet, Pablo; Parajó, Juan José; Cabeza, Óscar; Varela, Luis M.; Salgado, Josefa; Villanueva López, María (MDPI, 2020-11-14)[Abstract] In this work, viscosity, density and electrical conductivity of the ionic liquid, Ethylimidazolium Nitrate pure and doped with lithium nitrate salt were determined in order to check the properties’ improvement ... -
Electrical Conductivity and Nyquist Plot of C₄C₁Im BF₄ at Room Temperature by Impedance Spectroscopy
Vallet, Pablo; Parajó, Juan José; Sotuela, Félix; Morcillo, Ángel; Villanueva López, María; Cabeza, Óscar; Varela, Luis M.; Salgado, Josefa (MDPI, 2020-11-14)[Abstract] Ionic liquids (ILs) represent a real alternative for electrochemical applications due to their remarkable characteristics, namely a very low vapour pressure, low flammability, high thermal stability, wide potential ... -
On the Physical Properties of Mixtures of Nitrate Salts and Protic Ionic Liquids
Vallet, Pablo; Bouzón-Capelo, Silvia; Méndez-Morales, Trinidad; Gómez-González, Víctor; Arosa, Yago; de la Fuente, Raúl; López Lago, Elena; Rodríguez, Julio R.; Gallego, Luis J.; Parajó, Juan José; Salgado, Josefa; Turmine, Mireille; Segade, Luisa; Cabeza, Óscar; Varela, Luis M. (Elsevier, 2022-01-19)[Abstract] We report a systematic study of the effect of salt concentration and its cation valence on several equilibrium and transport properties of mixtures of the model protic ionic liquid ethylammonium nitrate with ... -
Structural Characterization by NMR Procedure of C₄C₁Pyrr TFSI Doped with Lithium TFSI Salt in Liquid and Gel States
Vallet, Pablo; Parajó, Juan José; Fernández-Míguez, Lois; Sotuela, Félix; Morcillo, Ángel; Villanueva López, María; Cabeza, Óscar; Matveev, Vladimir V.; Ievlev, Alexandr V.; Tutukin, Konstantin; Varela, Luis M.; Salgado, Josefa (MDPI, 2020-11-14)[Abstract] Ionic liquids represent a viable option as electrolytes for electrochemical applications such as energy storage devices, due to their high ionic conductivity and wide electrochemical window. However, liquid ... -
Thermophysical Characterization of TFSI Based Ionic Liquid and Lithium Salt Mixtures
Fernández-Míguez, Lois; Vallet, Pablo; Tasende-Rodríguez, Lucía Camila; Doval, Alejandro; Villanueva López, María; Cabeza, Óscar; Varela, Luis M.; Salgado, Josefa; Parajó, Juan José (MDPI, 2019-11-14)[Abstract] The ionic liquids (ILs) doped with metal salts have become a real alternative as electrolytes for batteries, but the right choice of these compounds for reaching the adequate properties and performance is still ...