نتایج جستجو برای: wet chemistry synthesis

تعداد نتایج: 541340  

Journal: :Sustainable chemistry 2022

This review was devoted to outlining the use and potential increasing application of Design Experiment (DoE) approach rational planned synthesis inorganic nanomaterials, with a particular focus on polycrystalline nanostructures (metal alloys, oxides, chalcogenides, halogenides, etc.) produced by sustainable wet chemistry routes based multi-parameter experimental landscape. After having contextu...

Journal: :journal of physical & theoretical chemistry 2008
k. zare m. enhessari s. khanahmadzadeh h. mossallaea m. s. sadjadi

stoichiometric tetragonal bal-xsrxtio3 (x = 0.23) nanopowders were prepared by stearic acid gel(sag) method using barium stearate, strontium stearate, tetrabutyl titanate as ba, sr, ti sourcesand stearic acid as complexing reagent. thermal analysis including differential thermogravimetric(dtg) and tg, fourier transform infrared spectrometry (ftir), x-ray diffraction (xrd) andtransmission electr...

Journal: :international journal of environmental research 2014
s. moaref m.s. sekhavatjou a. hosseini alhashemi

dry and wet atmospheric depositions as well as urban surface soil samples were collected in eight different land use zones (during 2010) of the most important and largest industrial city, southwest iran for determining cadmium, chromium, lead and zinc. the average of cd, cr, pb and zn concentrations in the study area for wet precipitation were 17.8 μg/l, 49.97 μg/l, 2.31 μg/l, and 0.53 μg/l, re...

Journal: :iranian journal of catalysis 2016
javad afsar

javad afsar was born in 1988 in hamedan, iran. he obtained his b.sc. (2011) and m.sc. in organic chemistry (2013) from bu-ali sina university, hamedan, iran. currently, he is working towards his ph.d. under the supervision of prof. mohammad ali zolfigol and prof. ardashir khazaei at the same university. his research involves design, synthesis and applications of new catalyst in organic synthesis.

2006
I. Kanik L. W. Beegle S. Kounaves R. G. Cooks M. Hecht P. V. Johnson

Introduction: NASA is developing strategies for several in-situ missions to Mars in the next few decades to explore and quantitatively assess potential habitability on Mars. Some of these missions will be designed to specifically search for biosignatures on Mars. Much of the present practice in the development of new detection technologies and instrumentation for astrobiology follows the model ...

Journal: :Journal of the American Chemical Society 2016
Binghui Wu Deyu Liu Syed Mubeen Tracy T Chuong Martin Moskovits Galen D Stucky

Plasmonic metal/semiconductor heterostructures show promise for visible-light-driven photocatalysis. Gold nanorods (AuNRs) semi-coated with TiO2 are expected to be ideally structured systems for hydrogen evolution. Synthesizing such structures by wet-chemistry methods, however, has proved challenging. Here we report the bottom-up synthesis of AuNR/TiO2 nanodumbbells (NDs) with spatially separat...

2010
Patrick Huber Bruno Carré

Biocide programs have become necessary in most fine paper manufacturing circuits, as drastic reduction of fresh water consumption in the industry enhances microbial development. Depending on their chemical nature, biocides may interfere with typical wet-end chemistry additives and furnish. A reference wet-end chemistry was set (including fixing aid, dry strength aid, sizing agent, and retention...

Journal: :ACS applied materials & interfaces 2010
Kyle D Anderson Kamil Marczewski Srikanth Singamaneni Joseph M Slocik Rachel Jakubiak Rajesh R Naik Timothy J Bunning Vladimir V Tsukruk

We report on the conformal synthesis of ultrathin films from the amino acid histidine on flat silicon substrates and 3D periodic polymer structures via plasma enhanced chemical vapor deposition. We demonstrate the efficient utilization of this functional amino acid nanocoating for the formation of individual titania nanoparticles with dimensions from 2 to 15 nm depending upon reduction conditio...

Journal: :Inorganic Chemistry 2021

Cold sintering (CS) is a chemically driven densification technique enabling substantial decrease in the temperature of oxides, by several hundreds degrees Celsius. Although process CS known to be mainly pressure solution creep, additional fundamental aspects driving interfacial chemistry reactions are still subject debate. Herein, we focus on aspect speciation process. The zinc oxide (ZnO) usin...

Morteza Torabi was born in 1995 in Hamedan, Iran. He received his B.Sc. in Applied Chemistry (2017) and M.Sc. in Organic Chemistry (2019) from Bu-Ali Sina University under the supervision of Professor Mohammad Ali Zolfigol. He is currently working towards his Ph.D. under the supervision of Professor Mohammad Ali Zolfigol at Bu-Ali Sina University. His research interest is the design, synthesis ...

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