نتایج جستجو برای: semiconductor catalysis

تعداد نتایج: 87342  

Journal: :iranian journal of catalysis 2015
mahmoud zarei

mahmoud zarei was born in hamedan, iran in1986. he received his b.sc. in pure chemistry (2010) from islamic azad university arak and m.sc. in organic chemistry (2013) at bu-ali sina university, iran. he is currently working towards his ph.d. under the supervision of professor mohammad ali zolfigol. his research interest is catalysis, including the application of homogeneous and heterogeneous ca...

2014
Jun Fang Jörg Pezoldt Heiko O. Jacobs

The desire to detect and identify trace amounts of airborne analytes, including combustible or toxic gases, small molecules, particles, viruses or bacteria with ever increasing sensitivity and selectivity continues to be one of the main drivers in sensor research. [ 1–3 ] While the variety of sensing principles continues to grow, most principles share a common feature which is the requirement t...

2016
Kelly L. Materna Benjamin Rudshteyn Bradley J. Brennan Morgan H. Kane Aaron J. Bloomfield Daria L. Huang Dimitar Y. Shopov Victor S. Batista Robert H. Crabtree Gary W. Brudvig

8 ABSTRACT: A pentamethylcyclopentadienyl (Cp*) iridium water9 oxidation precatalyst was modified to include a silatrane functional group 10 for covalent attachment to metal oxide semiconductor surfaces. The 11 heterogenized catalyst was found to perform electrochemically driven 12 water oxidation at an overpotential of 462 mV with a turnover number of 13 304 and turnover frequency of 0.035 s−1...

Journal: :Physical review letters 2012
Tyler S Matthews Carolyn Sawyer D Frank Ogletree Zuzanna Liliental-Weber Daryl C Chrzan Junqiao Wu

Metal-semiconductor eutectic liquids play a key role in both the fundamental understanding of atomic interactions and nanoscale synthesis and catalysis. At reduced sizes they exhibit properties distinct from the bulk. In this work we show an unusual effect that the formation of AuSi eutectic liquid layers is much easier for smaller thicknesses. The alloying reaction rate is enhanced by over 20 ...

Journal: :Physical chemistry chemical physics : PCCP 2015
Marcus Lau Anna Ziefuss Tim Komossa Stephan Barcikowski

Supported particles are easily accessible as standard materials used in heterogeneous catalysis and photocatalysis. This article addresses our exemplary studies on the integration of supported nanoparticles into their solid support, namely gold nanoparticles into zinc oxide sub-micrometer spheres, by energy controlled pulsed laser melting in a free liquid jet. This one-step, continuous flow-thr...

2016
Jatish Kumar K George Thomas Luis M Liz-Marzán

The field of chirality has recently seen a rejuvenation due to the observation of chirality in inorganic nanomaterials. The advancements in understanding the origin of nanoscale chirality and the potential applications of chiroptical nanomaterials in the areas of optics, catalysis and biosensing, among others, have opened up new avenues toward new concepts and design of novel materials. In this...

2010

Nanocrystalline materials may be considered as the challenge of this age. Intensive investigations were stimulated for several applications for these new classes of materials. Zinc oxides of particle size in nanometer range have been paid more attention for their unique properties. They are widely used for solar energy conversion, non-linear optics, catalysis, varistors, pigments, gas sensors, ...

Journal: :Photochem 2022

Photo-thermal catalysis is among the most effective alternative pathways used to perform chemical reactions under solar irradiation. The synergistic contributions of heat and light during photo-thermal catalytic processes can effectively improve reaction efficiency alter design selectivity, even operational instability. present review focuses on recent advances in photo-thermal-driven reactions...

Ehsan Noroozizadeh was born in Dezful/Khoozestan, Iran. He received his B.S. in Pure Chemistry (2011) and M.S. in Organic Chemistry (2013) from Bu-Ali Sina University, Iran. He is currently working towards his Ph.D. under the supervision of Professor Mohammad Ali Zolfigol. His research interest is catalysis, including the application of homogeneous and heterogeneous catalysis in organic synthesis.

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