Energy

Accelerated aging studying under concentrated solar radiation of silicon oxycarbide glasses used as high temperature receivers

Dense materials remain practically unaltered after more than 100 cycles

Synthesis, thermal evolution and photoluminescence of Nd3+-doped TiO2 xerogels

The existence of two different local crystalline fields for the Nd3 + cations in the rutile type of TiO2 xerogels is deduced

Design of Nanostructured RE-doped Ceramics with Improved Optical Properties Prepared by Different Synthesis Routes

High visible optical results in matrices of LaPO4 dopped with Eu3+ y Tb3+

Facile Synthesis of Co-Carbon Nano-Onions from Polymeric Preceramic Precursors and their Thermal Stability

A simple and cheap method has been developed to obtain Co-carbon Nano-onions with interesting electrochemical properties

Textural and structural characteristics of carbons derived Co-doped silicon oxycarbides

Electrode specific capacities of the Co/CDC materials vary from 120 to 1200 F/g

Development and characterization of carbons derived from silicon oxycarbide glasses containing micro and mesopores for their use as supercapacitors

Specific capacity values increase to values greater than 100 F.g-1 even at high intensities of 20 A.g-1

Sol-gel oxycarbide derived carbons developed through chemical and chlorine etching and their electrochemical characteristics

New carbon electrodes for supercapacitores obtained from silicon oxycarbides

Structural and electrochemical characteristics of (oxy)carbide derived carbons obtained through wet and dry etching of polymer derived ceramics

Leaching of inactive phases leads to carbon materials with high specific surfaces and high microporosities

Structural and electrochemical characterization of cobalt-containing carbons derived from carbides through chlorine etching

New Co-Carbon porous materials useful as electrodes of supercapacitor devices of high capacitance

Mesoporous nanocomposite membranes of silicon oxycarbides doped with Ce for synthesis gas generation

Evaluation of the thermal behavior of silicon oxycarbide receivers against concentrated solar radiation

SiOC materials have been subjected to more than 100 cycles in a Fresnel lens with heating from 25 to 1100 º C in a few seconds. The properties of the materials have been analyzed during the treatment cycles

New developments in Silicon based ceramics for advanced solar receivers

Glass-ceramic matrix (LAS) composites reinforced with SiC for high concentration solar collectors

Porous ceramic solar heat absorber of a SiOCN composition

For high concentration solar collectors have developed new materials oxynitride silicon (SiOCN) and has been determined the relationship C/N in the material obtained according to the conditions of obtaining

Heat exchange filters of silicon oxycarbonitride glasses

Solar reflectivities have been analysed for different silicon oxycarbonitride materials

Innovative and advanced materials research for high temperature solar receivers

In order to get the solar energy to be competitive for the production of electric energy it is necessary to reach high temperatures in the solar receivers

Silver dopped silicon oxycarbide glasses for use in solar collectors

Micro and mesoporous SiTiOC and SiZrOC with enhanced thermal and mechanical properties

The materials used today for high concentration solar receivers require high resistance to oxidation at high temperatures to prevent degradation