نتایج جستجو برای: zinc acetate dihydrate znoac22h2o

تعداد نتایج: 125135  

2014
Qu Zhou Weigen Chen Shudi Peng Wen Zeng

Various morphologies of low dimensional ZnO nanostructures, including spheres, rods, sheets, and wires, were successfully synthesized using a simple and facile hydrothermal method assisted with different surfactants. Zinc acetate dihydrate was chosen as the precursors of ZnO nanostructures. We found that polyethylene glycol (PEG), polyvinylpyrrolidone (PVP), glycine, and ethylene glycol (EG) pl...

2011
Marcos M. P. Silva Lucas J. Carvalho Maurício Lanznaster Jackson A. L. C. Resende

The reaction of 2-hy-droxy-1,4-naphtho-quinone and 4,4'-bipyridine with zinc acetate produced the title compound, [Zn(C(10)H(5)O(3))(2)(C(10)H(8)N(2))(H(2)O)]·C(10)H(8)N(2)·2H(2)O. The bond lengths and angles around the metal atom indicate a deviation from octa-hedral geometry. The two naphtho-quinone ligands coordinate in a cis fashion, with the 4,4'-bipyridine ligand and the water mol-ecules ...

Journal: :journal of ultrafine grained and nanostructured materials 2015
mehdi hamdam momen mahmoud heydarzadeh sohi ahmadali amadeh

in this study, a novel method called “atmospheric pressure solution evaporation (apse)” wasdeveloped for growing of zinc oxide (zno) nanostructures on al2o3 surface. zinc acetate dihydrate,polyvinyl pyrrolidone, and deionized water were used as precursor, capping, and solvent, respectively.the growth of zno nanostructures from evaporated solution was performed at three temperatures of300, 400, ...

2008
Chang-Qing Zhu Peng Wang Xin Wang Yan Li

A new simple method for synthesis of core/shell CdSe/ZnS nanocrystals (NCs) is present. By adapting the use of cadmium stearate, oleylamine, and paraffin liquid to a non-injection synthesis and by applying a subsequent ZnS shelling procedure to CdSe NCs cores using Zinc acetate dihydrate and sulfur powder, luminescent CdSe/ZnS NCs with quantum yields of up to 36% (FWHM 42-43 nm) were obtained. ...

Journal: :Journal of Engineered Fibers and Fabrics 2021

This study examines properties of the cotton/polyamide plain plated commercial socks (CO 81%/PA 19%) and pure polyamide fabric subjected to multifunctional treatment by a sol-gel coating technique where tetraethyl-orthosilicate (TEOS) zinc acetate dihydrate (ZAD) were used as precursors. Commercially available sock is produced on single cylinder knitting machine which results in two surfaces (c...

2016
Phil Liebing Ahmad Zaeni Falk Olbrich Frank T. Edelmann

The crystal and mol-ecular strutures of two solvated forms of [K(18c6)]OAc (18c6 = 18-crown-6 = 1,4,7,10,13,16-hexa-oxa-cyclo-octa-decane and OAc = acetate) were determined by single-crystal X-ray diffraction, namely (acetato-κ2O,O')(1,4,7,10,13,16-hexa-oxa-cyclo-octa-decane-κ6O)potassium dihydrate, [K(CH3COO)(C12H24O6)]·2H2O (1) and (acetato-κ2O,O')aqua-(1,4,7,10,13,16-hexa-oxa-cyclo-octa-deca...

Journal: :Chemical communications 2012
Zi Liu Guang-Peng Fan Guan-Wu Wang

The solvent-free reactions of β-enamino carbonyl compounds with 1-(pyridin-2-yl)-enones in the presence of manganese(iii) acetate dihydrate unexpectedly afforded 2-acyl-3-aryl-6,7-dihydro-4(5H)-benzofuran derivatives under mechanical milling conditions.

In this study, a novel method called “atmospheric pressure solution evaporation (APSE)” wasdeveloped for growing of Zinc Oxide (ZnO) nanostructures on Al2O3 surface. Zinc acetate dihydrate,Polyvinyl Pyrrolidone, and deionized water were used as precursor, capping, and solvent, respectively.The growth of ZnO nanostructures from evaporated solution was performed at three temperatures of300, 400, ...

Journal: :Acta Crystallographica Section E Structure Reports Online 2010

Journal: :International journal of dental hygiene 2016
S Erovic Ademovski P Lingström S Renvert

AIM To evaluate the effect of different mouth rinses 12 h after rinsing on genuine intra-oral halitosis. MATERIALS AND METHODS Twenty-four adults with halitosis were included in a double-blind, crossover, randomized clinical trial. Halitosis was evaluated 12 h after rinsing with placebo and five mouth rinse products containing zinc acetate and chlorhexidine diacetate; zinc lactate, chlorhexid...

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