Listar por autor "Cabeza-Díaz, Aurelio"
Mostrando ítems 1-20 de 87
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2D Corrugated Magnesium Carboxyphosphonate Materials: Topotactic Transformations and Interlayer “Decoration” with Ammonia
Demadis, Konstantinos D.; Famelis, Nikos; Cabeza-Díaz, Aurelio
; García-Aranda, Miguel Ángel; Pérez-Colodrero, Rosario Mercedes; Infantes-Molina, Antonia[et al.] (American Chemical Society, 2012-06-29)
In this paper we report the synthesis and structural characterization of the 2D layered coordination polymer Mg(BPMGLY)(H2O)2 (BPMGLY = bis-phosphonomethylglycine, (HO3PCH2)2N(H)COO2−). The Mg ion is found in a slightly ... -
A Self-Folding Polymer Film Based on Swelling Metal–Organic Frameworks
Troyano, Javier; Carné-Sánchez, Arnau; Pérez-Carvajal, Javier; León-Reina, Laura; Imaz, Inhar; Cabeza-Díaz, Aurelio; Maspoch, Daniel[et al.] (Wiley-VCH Verlag GmbH & Co., 2018-10-23)
Herein, we exploit the well-known swelling behaviour of metal–organic frameworks (MOFs) to create a selffolding polymer film. Namely, we show that incorporating crystals of the flexible MOF MIL-88A into a polyvinylidene ... -
Ammonia effects on proton conductivity properties of coordination polymers
Pérez-Colodrero, Rosario Mercedes; Salcedo, Inés R.; Bazaga-García, Montse; Olivera-Pastor, Pascual; Moreno-Real, Laureano; Losilla, Enrique R.; Cabeza-Díaz, Aurelio[et al.] (2016-09-22)
Crystalline metal phosphonates are referred to as a type of structurally versatile coordination polymers [1]. Many of them contain guest molecules (H2O, heterocyclics, etc.), acidic sites and, furthermore, their structure ... -
Applications of N,N-bis(phosphonomethyl)glycine-derived Sn4+ or Co2+ phosphonates as proton conductors or energy-conversion electrocatalysts.
Cañamero-Cebrián, Fernando; Pérez-Colodrero, Rosario Mercedes; Vílchez-Cózar, Álvaro; Bazaga-García, Montse; Ramírez-Losilla, Enrique; Olivera-Pastor, Pascual; Cabeza-Díaz, Aurelio[et al.] (2023)
Metal phosphonates (MPs), a subclass of coordination polymers, may exhibit acidic groups such as POH, SO3H, COOH, N+-H, etc. Combining these features with electrocatalytically active transition metals, make them highly ... -
“Breathing” in Adsorbate-Responsive Metal Tetraphosphonate Hybrid Materials
Pérez-Colodrero, Rosario Mercedes; Cabeza-Díaz, Aurelio; Olivera-Pastor, Pascual; Infantes-Molina, Antonia; Barouda, Eleni; Demadis, Konstantinos D.; García-Aranda, Miguel Ángel[et al.] (Wiley-VCH Verlag GmbH&Co. KGaA, Weinheim, 2009-05-28)
The structures of various layered calcium tetraphosphonates (CaH6DTMP; H8DTMP=hexamethyl- tetrakis(methylenephosphonic acid)), have been determined. Starting from CaH6DTMP·2H2O, thermal treatment and subsequent exposure ... -
Cobalt phosphinates as precursors of cobalt phosphide electrocatalysts
Vílchez-Cózar, Álvaro; Cabeza-Díaz, Aurelio; Bazaga-García, Montse; Visa, Aurelia; Ilia, Gheorghe; Olivera-Pastor, Pascual; Pérez-Colodrero, Rosario Mercedes[et al.] (2022-02-03)
The scarcity and high cost of Pt and Ru/Ir-based noble metal electrocatalysts forces to design alternative low-cost and efficient materials for sustainable energy storage and conversion technologies. Among them, ... -
Common Structural Features in Calcium Hydroxyphosphonoacetates. A High-Throughput Screening
Pérez-Colodrero, Rosario Mercedes; Cabeza-Díaz, Aurelio; Olivera-Pastor, Pascual; Papadaki, M.; Rius, Jordi; Choquesillo-Lazarte, Duane; García-Ruíz, Juan M.; Demadis, Konstantinos D.; García-Aranda, Miguel Ángel[et al.] (2011-03-11)
R,S-Hydroxyphosphonoacetic acid (H3HPA) is an inexpensive multidentate organic ligand widely used for the preparation of organo-inorganic hybrid materials. There are reports of several crystal structures and the variability ... -
Crystal engineering in confined spaces. A novel method to grow crystalline metal phosphonates in alginate gel systems
Stavgianoudaki, Nikoleta; Papathanasiou, Konstantinos E.; Pérez-Colodrero, Rosario Mercedes; Choquesillo-Lazarte, Duane; García-Ruíz, Juan M.; Cabeza-Díaz, Aurelio; García-Aranda, Miguel Ángel; Demadis, Konstantinos D.[et al.] (The Royal Society of Chemistry, 2012)
In this paper we report a crystal growth method for metal phosphonate frameworks in alginate gels. It consists of a metalcontaining alginate gel, in which a solution of phosphonate ligand is slowly diffused. Crystals of ... -
Divalent Metal Vinylphosphonate Layered Materials: Compositional Variability, Structural Peculiarities, Dehydration Behavior, and Photoluminescent Properties
Pérez-Colodrero, Rosario Mercedes; Cabeza-Díaz, Aurelio; Olivera-Pastor, Pascual; Choquesillo-Lazarte, Duane; García-Ruíz, Juan M.; Turner, Adele; Ilia, Gheorghe; Maranescu, Bianca; Papathanasiou, Konstantinos E.; Hix, Gary B.; Demadis, Konstantinos D.; García-Aranda, Miguel Ángel[et al.] (American Chemical Society, 2011-09-27)
A family of M-VP (M = Ni, Co, Cd, Mn, Zn, Fe, Cu, Pb; VP = vinylphosphonate) and M-PVP (M = Co, Cd; PVP = phenylvinylphosphonate) materials have been synthesized by hydrothermal methods and characterized by FTIR, elemental ... -
Effect of preparation conditions on the polymorphism and transport properties of lanthanum molybdates
Porras-Vázquez, José Manuel; López Vergara, Adrián; Infantes-Molina, Antonia; Canales-Vázquez, J.; Cabeza-Díaz, Aurelio; Losilla, Enrique R.; Marrero-López, David[et al.] (2017-10-24)
In this work, La6MoO12-based compounds were investigated as part of a new family of materials very competitive as hydrogen separation membranes [1,2]. La5.4MoO11.1 was synthesized by the freeze-drying precursor method and ... -
Electrocatalytic properties of cobalt phosphides and pyrophosphates derived from phosphonate-based-MOFs
Pérez-Colodrero, Rosario Mercedes; Cabeza-Díaz, Aurelio; Vílchez-Cózar, Álvaro; Bazaga-García, Montse; Cañamero-Cebrián, Fernando; Olivera-Pastor, Pascual[et al.] (2022)
As a class of coordination polymers (CPs), metal phosphonates (MPs) are constructed by coordination bonds connecting metal sites and phosphonate (RPO32−) ligands, where the metal sites are dispersed uniformly at the atomic ... -
Electrocatalytic properties of metal hydroxy-phosphonoacetate derivatives for OER, ORR and HER
Pérez-Colodrero, Rosario Mercedes; Vílchez-Cózar, Álvaro; Bazaga-García, Montse; Olivera-Pastor, Pascual; López González, María del Mar; Cabeza-Díaz, Aurelio; Del Río, Carmen[et al.] (2021)
Although Pt and Ru/Ir-based noble metal materials are the state-of-the-art electrocatalysts for energy storage and conversion, their applications are still limited by their scarcity and high price. Therefore, the design ... -
Electrocatalytic properties of spray-drying-synthesized cobalt or nickel phosphonate-derived materials.
Cabeza-Díaz, Aurelio; Vílchez-Cózar, Álvaro; Pérez-Colodrero, Rosario Mercedes; Bazaga-García, Montse; Cañamero-Cebrián, Fernando; Olivera-Pastor, Pascual[et al.] (2023)
As a class of coordination polymers (CPs), metal phosphonates (MPs) are constructed by coordination bonds connecting metal sites and phosphonate (RPO32−) ligands, where the metal sites are dispersed uniformly at the atomic ... -
Electrochemical and photochemical applications of multifunctional metal phosphonates
(UMA Editorial, 2021-02-09)In this PhD thesis, proton conductivity, photocatalytic and luminescence properties of synthesised multifunctional metal phosphonates have been studied. Iron and zinc derivatives of the R,S hydroxyphosphonoacetic acid ... -
Exploiting Multifunctionality of M2+ (M=Co2+, Ni2+) Phosphides for Electrocatalysis toward HER, OER and ORR
Pérez-Colodrero, Rosario Mercedes; Bazaga-García, Montse; Vílchez-Cózar, Álvaro; Olivera-Pastor, Pascual; Cabeza-Díaz, Aurelio (2022-07)
INTRODUCTION The scarcity and high cost of Pt and Ru/Ir-based noble metal electrocatalysts forces to design alternative low-cost and efficient materials for sustainable energy storage and conversion technologies1. ... -
Exploiting the Multifunctionality of M2+/Imidazole−Etidronates for Proton Conductivity (Zn2+) and Electrocatalysis (Co2+, Ni2+) toward the HER, OER, and ORR
Vílchez-Cózar, Álvaro; Armakola, Eirini; Gjika, Maria; Visa, Aurelia; Bazaga-García, Montse; Olivera-Pastor, Pascual; Choquesillo-Lazarte, Duane; Marrero-López, David; Cabeza-Díaz, Aurelio; Pérez-Colodrero, Rosario Mercedes; Demadis, Konstantinos D.[et al.] (American Chemical Society, 2022-02-22)
This work deals with the synthesis and characterization of one-dimensional (1D) imidazole-containing etidronates, [M2(ETID)(Im)3]·nH2O (M = Co2+ and Ni2+; n = 0, 1, 3) and Zn2(ETID)2(H2O)2](Im)2, as well as the corresponding ... -
Las figurillas de terracota del Teatro Romano de Málaga (España): Un estudio arqueométrico
Compaña Prieto, José Manuel; Cabeza-Díaz, Aurelio; García-Aranda, Miguel Ángel; León-Reina, Laura; Corrales Aguilar, Manuel; Corrales-Aguilar, Pilar[et al.] (Sociedad Española de Cerámica y Vidrio, 2014-06)
Se han estudiado 22 terracotas figuradas feno-púnicas y romanas, de alto valor arqueológico y patrimonial. Las muestras proceden de las excavaciones del Teatro romano de Málaga (España). El análisis realizado incluye ... -
From light to heavy alkali metal tetraphosphonates (M = Li, Na, K, Rb, Cs): cation size-induced structural diversity and waterfacilitated proton conductivity
Salcedo, Inés R.; Pérez-Colodrero, Rosario Mercedes; Bazaga-García, Montse; Vasileiou, Antonia; Papadaki, Maria; Olivera-Pastor, Pascual; Infantes-Molina, Antonia; Ramírez-Losilla, Enrique; Mezei, Gellert; Cabeza-Díaz, Aurelio; Demadis, Konstantinos D.[et al.] (The Royal Society of Chemistry, 2018-09)
A family of alkali metal-based frameworks containing the tetraphosphonate ligand hexamethylenediamine- N,N,N′,N′-tetrakisIJmethylenephosphonic acid), HDTMP, is reported. A cation size-induced structural diversity, from ... -
Guest Molecule-Responsive Functional Calcium Phosphonate Frameworks for Tuned Proton Conductivity
Bazaga-García, Montse; Pérez-Colodrero, Rosario Mercedes; Papadaki, M.; Garczarek, Piotr; Zon, Jerzy; Olivera-Pastor, Pascual; Losilla, Enrique R.; León-Reina, Laura; García-Aranda, Miguel Ángel; Choquesillo-Lazarte, Duane; Demadis, Konstantinos D.; Cabeza-Díaz, Aurelio[et al.] (American Chemical Society, 2014-03-18)
We report the synthesis, structural characterization, and functionality of an open-framework hybrid that combines Ca2+ ions and the rigid polyfunctional ligand 5-(dihydroxyphosphoryl) isophthalic acid (PiPhtA). Ca-PiPhtA-I ... -
High Proton Conductivity in a Flexible, Cross-Linked, Ultramicroporous Magnesium Tetraphosphonate Hybrid Framework
Pérez-Colodrero, Rosario Mercedes; Olivera-Pastor, Pascual; Losilla, Enrique R.; Hernández Alonso, Daniel; García-Aranda, Miguel Ángel; León-Reina, Laura; Rius, Jordi; Demadis, Konstantinos D.; Moreau, Bernard; Villemin, Didier; Palomino, Miguel; Rey, Fernando; Cabeza-Díaz, Aurelio[et al.] (American Chemical Society, 2012-07-03)
Multifunctional materials, especially those combining two or more properties of interest, are attracting immense attention due to their potential applications. MOFs, metal organic frameworks, can be regarded as multifunctional ...