نتایج جستجو برای: template removal

تعداد نتایج: 186024  

Journal: :Materials & Design 2021

A simple one-pot synthesis process for functionalized mesostructured silica nanoparticles (MSNP) is reported. The novel demonstrated the possibility to achieve MSNP with a surface area up 501 m2.g−1 using phosphonate based nonsilane precursor such as N, N´-bis[4,6-bis(diethylphosphono)-1,3,5-triazin-yl]-1,2-diaminoethane (ED). obtained by 20 mol% of ED achieved 80 and increasing content 30 resu...

پایان نامه :دانشگاه آزاد اسلامی - دانشگاه آزاد اسلامی واحد تهران مرکزی - دانشکده علوم پایه 1390

abstract in this study, we synthesized a novel template polymer by using methacrylic acid (mma) as functional monomer, ethylene glycol dimethacrylate(egdma) as cross linker, 2,2-azobisisobutyronitrile (aibn) as initiator and olanzapine as targeted molecule in the presence of chloroform and acetonitrile as solvent. the products have been characterized and confirmed by (chn)elemental analysis,...

Journal: :international journal of nano dimension 0
m. s. sadjadi department of chemistry, science and research branch, islamic azad university, tehran, iran. m. meskinfam department of chemistry, faculty of science, lahijan branch, islamic azad university , lahijan, iran. h. jazdarreh department of chemistry, faculty of science, lahijan branch, islamic azad university , lahijan, iran.

bone like hydroxyapatite (nhap) was synthesized via an in situ biomimetic process in presence of wheat starch. the effect of polymer concentration alteration on the final structure of nhap was investigated. formation of the nhap at room temperature was confirmed by x-ray diffraction (xrd) and fourier transform infrared spectroscopy (ft-ir). size and morphology of the nhap samples were character...

Journal: :Journal of biochemistry and molecular biology 2003
Jia Zhang Kai Li

The role of 3' exonuclease excision in DNA polymerization was evaluated in primer extensions using 3' allele-specific primers that had exonuclease-digestible and exonuclease-resistant 3' termini. With exonuclease-digestible unmodified 3' mismatched primers, the exo+ polymerase yielded template-dependent products. Using exonuclease-resistant 3' mismatched primers, no primer-extended product resu...

Journal: :iranian journal of science and technology (sciences) 2013
p. bora

the in-situ method of synthesis has been used to isolate oxovanadium(iv) complexes with ligands derived by reaction of benzil with amino acids such as glycine, alanine, serine, cysteine and valine, where template effect of vo +2 cation appears to play an important role. the complexes are characterised by elemental analysis, magnetic moment measurements and spectral (infrared, electronic and ele...

Journal: :journal of sciences, islamic republic of iran 2011
f. farzaneh

cr2o3 nanoparticles were prepared using cr(no3)3.9h2o as starting material, triethanolamine (tea) as template and water as green solvent under microwave irradiation. the products were characterized by x-ray diffraction (xrd), transmission electron microscopy (tem), fourier transform infrared (ft-ir), photoluminescence (pl) and raman spectroscopy. the size distribution of individual particles we...

Journal: :international journal of nano dimension 0
azadh tadjarodi research laboratory of inorganic materials synthesis, department of chemistry, iran university of science and technology, 16846-13114, tehran, iran. mina imani research laboratory of inorganic materials synthesis, department of chemistry, iran university of science and technology, 16846-13114, tehran, iran.

in this work, the synthesis of porous structure of cadmium oxide with multilayered sheet-like morphology in nano-meter size using adipic acid as soft template by solvothermal/thermal decomposition process is reported. chemical analyses exhibited that the formation of porous sheet-like structure is originated from bidentate coordination mode of adipate units to cd-center. it was found that the c...

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