• An Earth-grazing fireball from the Daytime ζ -Perseid shower observed over Spain on 2012 June 10 

  Madiedo Gil, José María; Espartero, F.; Castro Tirado, Alberto J.; Pastor, S.; Reyes, J. A. de los (Royal Astronomical Society, 2016)

  On 2012 June 10, an Earth-grazer meteor which lasted over 17 s with an absolute magnitude of -4.0 ± 0.5 was observed over Spain. This work focuses on the analysis of this rare event which is, to our knowledge, the faintest ...

• Reversible pH-sensitive chitosan-based hydrogels. Influence of dispersion composition on rheological properties and sustained drug delivery 

  Iglesias González, María Nieves; Galbis Fuster, Elsa; Valencia Barragán, Concepción; Paz Bañez, María Violante de; Galbis Pérez, Juan Antonio (MDPI, 2018)

  The present work deals with the synthesis of micro-structured biomaterials based on chitosan (CTS) for their applications as biocompatible carriers of drugs and bioactive compounds. Twelve dispersions were prepared by means ...

• Tribological and Rheological Characterization of New Completely Biogenic Lubricating Greases : A Comparative Experimental Investigation 

  Acar, Nazli; Kuhn, Erik; Franco Gómez, José María (MDPI, 2018)

  Against the background of raw material shortage and the ever-expanding environmental consciousness, the use of biodegradable greases becomes more and more important. The aim of this experimental work is to investigate ...

• Projectable tannin foams by mechanical and chemical expansion 

  Santiago Medina, F. J.; Tenorio Alfonso, Adrián; Delgado Sánchez, Juan Manuel; Basso, M. C.; Pizzi, A.; Celzard, A.; Fierro, V.; Sánchez Carrillo, María Carmen; Franco Gómez, José María (Elsevier, 2018)

  A new formulation of quebracho tannin-based resin has been used to prepare bio-based rigid foams. The proposed foams were blown by using the simultaneous combination of two expansion methods by mechanical expansion as used ...

• Overexpression of acetyl-CoA synthetase (ACS) enhances the biosynthesis of neutral lipids and starch in the green microalga Chlamydomonas reinhardtii 

  Rengel, Rocío; Smith, Richard; Haslam, Richard P.; Sayanova, Olga; Vila Spinola, Marta; León Bañares, Rosa María (Elsevier, 2018)

  Genetic engineering can be the solution to achieve the economically feasible production of microalgal based biofuels and other bulk materials. A good number of microalgal species can grow mixotrophically using acetate as ...

• Chemical and energetic characterization of species with a high‐biomass production : fractionation of their components 

  López Baldovín, Francisco; García Domínguez, Juan Carlos; Pérez Muñoz, Antonio; Feria Infante, Manuel Javier; Zamudio, Minerva A. M.; Garrote, Gil (Wiley, 2010)

  In this work, we determined the properties of cellulose pulp and paper from six different lignocellulosic materials [Eucalyptus globulus, Arundo donax, Leucaena diversifolia, Paulownia fortunei, sunflower stalks and ...

• Red-emitting tetracoordinate organoboron chelates : synthesis, photophysical properties, and fluorescence microscopy 

  Fernandes Pais, Vânia Cristina; Ramírez López, Pedro; Romero Arenas, Antonio; Collado, Daniel; Nájera, Francisco; Pérez Inestrosa, Ezequiel; Fernández, Rosario; Lassaletta, José M.; Ros, Abel; Pischel, Uwe (American Chemical Society, 2016)

  Seven tetra-coordinate organoboron fluorophores with hetero-biaryl N,O or N,N chelate ligands were prepared and photophysically characterized (in toluene). The electronic variation of the heteroaromatic moiety provided a ...

• Drug delivery by controlling a supramolecular host–guest assembly with a reversible photoswitch 

  Basílio, Nuno; Pischel, Uwe (Wiley, 2016)

  The reversibly switchable trans‐chalcone/flavylium photochromic system was successfully coupled to the complexation equilibrium of a drug‐cucurbit[7]uril host–guest assembly. Hence, the phototriggered release of memantine ...

• Phototriggered release of amine from a cucurbituril macrocycle 

  Vázquez, J.; Romero, M.A.; Dsouza, R. N.; Pischel, Uwe (Royal Society of Chemistry, 2016)

  A method for the phototriggered release of a biogenic amine from the host–guest complex with the cucurbit[7]uril macrocycle in aqueous solution was devised. The approach exploits a photoinduced pH jump from 8 to 5, combined ...

• Strongly Emissive and Photostable Four‐Coordinate Organoboron N,C Chelates and Their Use in Fluorescence Microscopy 

  Fernandes Pais, Vânia Cristina; Alcaide, María M.; Pischel, Uwe (Wiley, 2015)

  Six strongly fluorescent four-coordinate organoboron N,C chelates containing an aryl isoquinoline skeleton were prepared. Remarkably, the fluorescence quantum yields reach values of up to 0.74 in oxygen-free toluene. The ...

• Integral valorization of tagasaste (Chamaecytisus proliferus) under thermochemical processes 

  Loaiza, Javier Mauricio; López Baldovín, Francisco; García Domínguez, María Trinidad; García Domínguez, Juan Carlos; Díaz Blanco, Manuel Jesús (Springer Verlag, 2017-04)

  The generation of compounds derived from lignocellulosic biomass fractionation has a boost in recent years. An interesting plant could be tagasaste (Chamaecytisus proliferus) due to its high biomass production and its ...

• Biomass valorization by using a sequence of acid hydrolysis and pyrolysis processes. Application to Leucaena leucocephala 

  Loaiza, Javier Mauricio; Díaz Blanco, Manuel Jesús; López Baldovín, Francisco; García Domínguez, Juan Carlos; García Domínguez, María Trinidad (Elsevier, 2017-09)

  Among main ways to provide an environmentally friendly energy and platform chemicals are the lignocellulosic conversion processes. The proper execution of this way will depend on the correct selection of lignocellulosic ...

• Five-Component Self-Assembly of Cucurbituril-Based Hetero-pseudorotaxanes 

  Parente Caldeira Carvahlo, Cátia Diana; Domínguez Hidalgo, Zoe; Domínguez Linares, Cristina; El- Sheshtawy, Hamdy S.; Da Silva, José Paulo; Fernández Arteaga, Jesús; Pischel, Uwe (Wiley Open Access, 2017)

  [5]Pseudorotaxanes can be obtained by self-sorting using heteroditopic guests and various cucurbituril homologues as hosts. The assembly and chemically induced disassembly of the pseudorotaxanes can be monitored by measuring ...

• Tribological behaviour of novel chemically modified biopolymer-thickened lubricating greases investigated in a steel–steel rotating ball-on-three plates tribology cell 

  Gallego Calvo, Rocio; Cidade, T.; Sánchez Martínez, Rubén; Valencia Barragán, Concepción; Franco Gómez, José María (Elsevier, 2016)

  In this work, model renewable and biodegradable lubricating greases based on castor oil and chemically modified biopolymers (methylcellulose, chitin and cellulosic pulp) were tribologically characterized in a steel–steel ...

• Rheology of lignin-based chemical oleogels prepared using diisocyanate crosslinkers : effect of the diisocyanate and curing kinetics 

  Borrero López, Antonio María; Valencia Barragán, Concepción; Franco Gómez, José María (Elsevier, 2017)

  In this work, alkali lignin together with different diisocyanates (hexamethylene diisocyanate (HDI), isophorone diisocyanate (IDI), toluene diisocyanate (TDI) and 4,4′-methylenebis (phenyl isocyanate) (MDI)) have been ...

• Characterization of asphaltic oil occurrences from the southeastern margin of the Basque-Cantabrian Basin, Spain 

  Marín Barba, P.; Márquez Martínez, Gonzalo; Gallego, J. R.; Permanyer, Albert (Universitat de Barcelona, 2014)

  A geochemical investigation has been undertaken on biodegraded hydrocarbons in outcropping reservoirs of the south-eastern margin of the Basque-Cantabrian Basin (Álava sector). The aims of the study were the characterization ...

• AFM and SEM assessment of lubricating grease microstructures : influence of sample preparation protocol, frictional working conditions and composition 

  Roman, C.; Valencia Barragán, Concepción; Franco Gómez, José María (Springer Verlag, 2016)

  The microstructure of lubricating greases greatly conditions their in-service performance. In that sense, optimal testing protocols are required in order to accomplish their correct morphological characterization. This ...

• Preparation, characterization and mechanical properties of bio-based polyurethane adhesives from Isocyanate-functionalized cellulose acetate and castor oil for bonding wood 

  Tenorio Alfonso, Adrián; Sánchez Carrillo, María Carmen; Franco Gómez, José María (MDPI, 2017)

  Nowadays, different types of natural carbohydrates such as sugars, starch, cellulose and their derivatives are widely used as renewable raw materials. Vegetable oils are also considered as promising raw materials to be ...

• Molecular switches as platforms for Information processing 

  Pischel, Uwe (Schweizerische Chemische Gesellschaft, 2014)

  This article shows how to teach molecules the basics of logic and how to integrate complicated logic operations with relatively simple molecules. A special focus is put on the realization of multi-level fluorescent switches ...

• Trajectory, orbit, and spectroscopic analysis of a bright fireball observed over Spain on April 13, 2013 

  Madiedo Gil, José María; Cabrera Caño, Jesús (Springer Verlag, 2014)

  On April 13, 2013 a very bright fireball with an absolute magnitude of -13:0 ± 0:5 was recorded over the center of Spain. This sporadic event, which was witnessed by numerous casual observers throughout the whole country, ...

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