نتایج جستجو برای: mesoporous material

تعداد نتایج: 373516  

Journal: :Nanoscale 2014
Harsharaj S Jadhav Ramchandra S Kalubarme Choong-Nyeon Park Jaekook Kim Chan-Jin Park

To fulfill the high power and high energy density demands for Li-ion batteries (LIBs) new anode materials need to be explored to replace conventional graphite. Herein, we report the urea assisted facile co-precipitation synthesis of spinel NiCo2O4 and its application as an anode material for LIBs. The synthesized NiCo2O4 exhibited an urchin-like microstructure and polycrystalline and mesoporous...

Journal: :Journal of the American Chemical Society 2002
Mahendra P Kapoor Qihua Yang Shinji Inagaki

A synthesis of ordered biphenylene-bridged mesoporous material with a crystal-like periodic pore wall structure is reported.

Journal: :Nano letters 2008
Tae-Wan Kim Po-Wen Chung Igor I Slowing Makoto Tsunoda Edward S Yeung Victor S-Y Lin

A structurally ordered, CMK-1 type mesoporous carbon nanoparticle (MCN) material was successfully synthesized by using a MCM-48 type mesoporous silica nanoparticle as template. The structure of MCN was analyzed by a series of different techniques, including the scanning and transmission electron microscopy, powder X-ray diffraction, and N2 sorption analysis. To the best of our knowledge, no stu...

Journal: :Chemical communications 2013
Rui Peng Chia-Ming Wu Jonas Baltrusaitis Nada M Dimitrijevic Tijana Rajh Ranjit T Koodali

A RuO2-CdS-Ti-MCM-48 mesoporous material has been prepared. This composite material generates hydrogen and oxygen in the absence of a Pt co-catalyst and most importantly photocorrosion of CdS is completely eliminated.

2014
Albert Serrà Manuel Montiel Elvira Gómez Elisa Vallés

A new electrochemical method to synthesize mesoporous nanowires of alloys has been developed. Electrochemical deposition in ionic liquid-in-water (IL/W) microemulsion has been successful to grow mesoporous CoPt nanowires in the interior of polycarbonate membranes. The viscosity of the medium was high, but it did not avoid the entrance of the microemulsion in the interior of the membrane's chann...

2004
JONG-AH PAIK SHIH-KANG FAN HSIN CHANG CHANG-JIN KIM MING C. WU

Mesoporous materials offer several unique properties when incorporated in microelectromechanical systems (MEMS) including low density, thermal insulation and the ability to carry out rapid etching. This paper describes the development of two mesoporous thin film materials for MEMS structures, an organically modified silicate and crystalline TiO2. The morphologies of the mesoporous thin films ar...

2015
J. Kim D. Park C. Lee D. H. Lee T. Kim

Direct methane activation on a mesoporous material under dielectric barrier discharge (DBD) plasma was investigated in the present study. The specific surface area of the mesoporous material (SBA-15) was controlled by varying the hydrothermal reaction temperature to investigate the effect of the specific surface area on the methane activation. As a result, methane conversion increased as the sp...

Journal: :Colloids and surfaces. B, Biointerfaces 2011
Ester Pastor Eugenia Matveeva Angela Valle-Gallego Francisco M Goycoolea Marcos Garcia-Fuentes

Mesoporous silicon is a biocompatible, biodegradable material that is receiving increased attention for pharmaceutical applications due to its extensive specific surface. This feature enables to load a variety of drugs in mesoporous silicon devices by simple adsorption-based procedures. In this work, we have addressed the fabrication and characterization of two new mesoporous silicon devices pr...

2013
Arianna Marchioro Jan C. Brauer Joël Teuscher Michael Grätzel Natalie Banerji Carlos Silva

Organic-inorganic hybrid systems based on lead halide compounds have recently encountered considerable success as light absorbers in solid-state solar cells. Herein we show how fundamental mechanistic processes in mesoporous oxide films impregnated with CH3NH3PbI3 can be investigated by time resolved techniques. In particular, charge separation reactions such as electron injection into the tita...

2014
CHRISTIAN THÖRN

Feruloyl esterases are a class of enzymes that can be used as biocatalysts for the modification of bioactive hydroxycinnamic acids. In industry, enzyme immobilization is often necessary to stabilize the enzymes and to allow their reuse. Mesoporous materials have become a popular immobilization support due to advantages such as large surface area, high mechanical stability and the possibility of...

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