Journal ArticleDOI
Nanosized iron and chromium oxides supported on mesoporous CeO2 and SBA-15 silica: Physicochemical and catalytic study
TLDR
In this paper, mesoporous ceria and SBA-15 silica were modified with iron and chromium oxide nanoparticles and characterized by XRD, N2-physisorption, FTIR, UV-vis, Moessbauer spectroscopy and TPR-TG in hydrogen.About:
This article is published in Applied Surface Science.The article was published on 2010-11-01. It has received 30 citations till now. The article focuses on the topics: Iron oxide & Mesoporous material.read more
Citations
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Synthesis of Chromium(III) Oxide Nanoparticles by Electrochemical Method and Mukia Maderaspatana Plant Extract, Characterization, KMnO4 Decomposition and Antibacterial Study
TL;DR: Chromium oxide nanoparticles were synthesized by the reduction of potassium dichromate solution with Mukia Maderaspatana plant extract in electrochemical methods, using platinum (Pt) electrodes and K2Cr2O7 solution with H2SO4 as medium in the first case and chromium doped platinum electrode in presence of NaHCO3 solution in second case.
Journal ArticleDOI
Solvent-free selective oxidation of toluene by oxygen over MnOx/SBA-15 catalysts: Relationship between catalytic behavior and surface structure
TL;DR: In this paper, the performance of 6 wt% MnOx/SBA-15 catalysts with different manganese content was studied for the selective oxidation of toluene by oxygen under solvent-free conditions.
Journal ArticleDOI
Synthesis and characterization of cr2o3 nanoparticles with triethanolamine in water under microwave irradiation
TL;DR: The catalytic activity of the prepared Cr 2O3 nanoparticles was found to be more active than the bulk sample in the epoxidation of norbornene with 70% activity and 95% selectivity as mentioned in this paper.
Journal ArticleDOI
The removal of zinc ions from their aqueous solutions by Cr2O3 nanoparticles synthesized via the UV-irradiation method
TL;DR: In this article, a modification of an UV-irradiation method is used to synthesize Cr2O3 nanoparticles, which are used as an adsorbent for zinc ions from their aqueous solutions.
Journal ArticleDOI
Semimetallic Paramagnetic Nano‐Bi2Ir and Superconducting Ferromagnetic Nano‐Bi3Ni by Microwave‐Assisted Synthesis and Room Temperature Pseudomorphosis
Regine Boldt,Anett Grigas,Martin Heise,Thomas Herrmannsdörfer,Anna Isaeva,Stefan Kaskel,Daniel Köhler,Michael Ruck,R. Skrotzki,R. Skrotzki,Joachim Wosnitza +10 more
TL;DR: In this article, the authors used reductive pseudomorphosis of the subiodide Bi12Ni4I3 at room temperature to obtain uniform nanocrystals of the intermetallic compounds Bi2Ir and Bi3Ni (diameter ≥ 50 nm).
References
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Journal ArticleDOI
Nonionic Triblock and Star Diblock Copolymer and Oligomeric Surfactant Syntheses of Highly Ordered, Hydrothermally Stable, Mesoporous Silica Structures
TL;DR: In this paper, a family of highly ordered mesoporous (20−300 A) structures have been synthesized by the use of commercially available nonionic alkyl poly(ethylene oxide) (PEO) oligomeric surfactants and poly(alkylene oxide) block copolymers in acid media.
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Ordered mesoporous materials
TL;DR: A review of the state-of-the-art in the synthesis, characterization and application of ordered mesoporous oxides can be found in this paper, with a focus on the applications in catalysis or other areas.
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Effects of the support on the morphology and electronic properties of supported metal clusters : modern concepts and progress in 1990s
A. Yu. Stakheev,Leonid M. Kustov +1 more
TL;DR: In this article, the influence of the support on the electronic state, morphology, and catalytic properties of supported metal particles is discussed in terms of electronic modification of supported clusters and their morphological transformations induced by the support.
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Facile synthesis of high quality mesoporous SBA-15 with enhanced control of the porous network connectivity and wall thickness
TL;DR: Convenient and commercially viable synthesis conditions are described, providing efficient and reproducible control of pore connectivity and pore wall thickness for the synthesis of high quality SBA-15 mesoporous silica.
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Influence of the support on the preferential oxidation of CO in hydrogen-rich steam reformates over the CuO–CeO2–ZrO2 system
Paul Ratnasamy,Darbha Srinivas,C.V.V. Satyanarayana,P. Manikandan,R.S. Senthil Kumaran,M. Sachin,Vasudev N. Shetti +6 more
TL;DR: In this paper, the authors investigated the performance of catalysts for preferential oxidation of CO in hydrogen-rich steam reformates using a high surface area (SBET=117-172 m2/g).