ListarDepartament: Química Inorgànica i Orgànica por tema "photocatalysis"

Mostrando ítems 1-10 de 10

    • openAccess   Behavior of Bi2S3 under ultrasound irradiation for Rhodamine B dye degradation 

      Teodoro , Vinícius; Barrios Trench, Aline; da Trindade, Letícia; jacomaci, natalia; Beltrán Mir, Héctor; Andres, Juan; Cordoncillo, Eloisa; Bettini, Jefferson; Longo, Elson Elsevier (2021-10-16)
      In this study, we have demonstrated that Bi2S3 semiconductor under ultrasound behaves as a piezoelectric material, facilitating the transfer of electrons and holes, thus enabling the formation of oxidizing agents. In the ...

    • closedAccess   Cool and photocatalytic yellow ceramic pigments; from lead-tin to Cr doped scheelite pigments 

      Cerro Lloria, Sara; Llusar, Mario; Gargori, Carina; Monrós, Guillermo Elsevier (2019-03)
      The historical lead based pigments (XVII-XVIII century), the modern Ni,Sb-rutile (1939) and Pr-zircon (1961) yellow pigments as well as the novel yellow pigments based on Cr-scheelite and Mo-yttrium cerate pigments were ...

    • openAccess   Estudio de la capacidad fotocatalítica y refrigerante de una nueva paleta de pigmentos 

      Gargori, Carina; Cerro Lloria, Sara; Fas, Natalia; Llusar, Mario; Monrós, Guillermo Elsevier (2017)
      Se han preparado por el método cerámico composiciones optimizadas de una cuatricromía CMYK más un pigmento verde, basados en el dopado de cobalto en celsiana (Ba0,9Co0,1)Al2Si2O8 (cian), de cromo en armalcolita ...

    • openAccess   Franklinite-Zincochromite-Gahnite Solid Solutions for Cool Red Ceramic Pigments with Visible Light Photocatalysis 

      Monrós, Guillermo; Badenes March, José Antonio; Llusar, Mario; Delgado Garcia-Petit, Carolina MDPI (2024-03-01)
      Franklinite-zincochromite-gahnite solid solutions were prepared using ceramic or coprecipitation methods, and their pigmenting capacity as cool ceramic pigments in different glazes (double and single firing frits and ...

    • openAccess   High NIR Reflectance and Photocatalytic Ceramic Pigments Based on M-Doped Clinobisvanite BiVO4 (M = Ca, Cr) from Gels 

      Monrós, Guillermo; Llusar, Mario; Badenes March, José Antonio MDPI (2023)
      Clinobisvanite (monoclinic scheelite BiVO4 , S.G.I2/b) has garnered interest as a wide-band semiconductor with photocatalyst activity, as a high NIR reflectance material for camouflage and cool pigments and as a photoanode ...

    • openAccess   Photocatalytic Glazed Tiles 

      Cerro Lloria, Sara; Galindo Llorach, Roberto; Llusar, Mario; Badenes March, José Antonio; Monrós, Guillermo Expert Fachmedien GmbH (2012)
      A parent glass in the SiO2–CaO–ZnO–B2O3–K2O–Al2O3 system, deposited and processed by the monoporosa firing method (1085 °C), was coated using a sol–gel procedure and by serigraphy with silica, bismuth oxide, zirconia, and ...

    • openAccess   Rose Bengal Immobilized on Supported Ionic‐Liquid‐like Phases: An Efficient Photocatalyst for Batch and Flow Processes 

      Valverde Barquero, David; Porcar Garcia, Raul; Izquierdo Henríquez, Diana F.; Burguete, M. Isabel; Garcia-Verdugo, Eduardo; Luis, Santiago V. Wiley (2019-09-06)
      The catalytic activity of Rose Bengal (RB) immobilized on supported ionic liquid (IL)‐like phases was evaluated as a polymer‐supported photocatalyst. In these systems, the polymer was designed to play a pivotal role. The ...

    • closedAccess   Singlet oxygen generation by photoactive polymeric microparticles with enhanced aqueous compatibility 

      Fabregat Tena, Víctor; Burguete, M. Isabel; Galindo, Francisco; Luis, Santiago V. Springer (2014)
      Two new photoactive materials compatible with environmentally friendly solvents (water and methanol) have been synthesized and characterized. They are comprised of a porous matrix of polystyrene and divinylbenzene with ...

    • openAccess   Sol-Gel ceramic glazes with photocatalytic activity 

      Monrós, Guillermo; Llusar, Mario; Badenes March, José Antonio; Galindo, R. Springer (2022-04-23)
      A frit is a glassy ceramic composition that has been fused, quenched, and granulated. A single frit or a mixture of frits and ceramic materials forms a ceramic glaze. The purpose of this pre-fusion is to render any soluble ...

    • openAccess   Synthesis of Fe, Mn and Cu modified TiO2 photocatalysts for photodegradation of Orange II 

      Abdelouahab Reddam, Hanae; Elmail, Rachad; Cerro Lloria, Sara; Monrós, Guillermo; Coloma, Fernando Elsevier (2020-07)
      he residual dyes from different sources are considered a wide variety of organic pollutants introduced into the natural water resources. One of the main sources with severe pollution problems worldwide is the textile ...