نتایج جستجو برای: characterization of complexes

تعداد نتایج: 21188247  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه رازی - دانشکده علوم 1393

سنتز سبز نانوذرات فلزی (nps) درسالهای اخیر توجه بسیارزیادی را به خود جلب کرده است. زیرا این پروتوکل کم هزینه وسازگار با محیط زیست از روش های استاندارد سنتز. در این پایان نامه ما گزارش میکنیم یک روش ساده و سازگار با محیط زیست برای سنتز نانوذرات نقره با استفاده از محلول آبی عصاره گیاه allium iranicum به عنوان یک عامل کاهش دهنده ی طبیعی. نانو ذرات نقره مشخص شد با استفاده از تکنیک های uv-visible، x...

Journal: :Metallomics : integrated biometal science 2013
Kenneth Kam-Wing Lo Wendell Ho-Tin Law Joey Cho-Yi Chan Hua-Wei Liu Kenneth Yin Zhang

We report here the synthesis, characterization and photophysical properties of two novel phosphorescent cyclometalated iridium(III) polypyridine D-fructose complexes and their fructose-free counterparts. The cellular uptake of the complexes and their cytotoxicity have also been examined.

Mohammad Nasir Uddin Tania Sultana Rupa

A series of heterobinuclear, thiocyanato-bridged complexes of cations [M(NH2X)6 ] 2+, and [M(en)3 ] 2+ (where X = H, Ph; M=Cu, Co, Cd, Zn) with anion [Ni(NCS)4 ] 2 –have been prepared by 1:1 molar ratio. The complexes have been characterized by FT-IR, 13C NMR and UV-vis spectroscopy, metal analysis, magnetic and conductance studies. The complexes have the following composition: [M(NH2 X)5 ][Ni(...

Nickel (II) and copper (II) complexes of highly unsymmetrical tetradentate Schiff base have been synthesized by the template reaction of half-units N-(1-hydroxy-2-acetonaphtone)-1-amino-2-phenyleneimine (HL) and N-(2-hydroxyacetophenone)-1-amino-2-phenyleneimine (HL1) with the glyoxalphenylhydrazone. The complexes have been characterized by elemental analyses, conductance, IR, 1H NMR and UV spe...

Journal: :Metal-Based Drugs 2001
Beverly R. Vincent David J. Clarke Douglas R. Smyth Dick de Vos Edward R. T. Tiekink

The preparation and characterization of two triorganophosphinegold(I) complexes containing the anion derived from thiobenzoic acid are described. The cytotoxicity of these complexes has been investigated along with that of triphenylphosphinegold(I) mercaptopurinate, a known anti-tumor compound, against a variety of human cell lines. The complexes showed moderate to high cytotoxicity (ID(50) 250...

2011
ERAN NEVO

We characterize the cd-indices of Gorenstein* posets of rank 5, equivalently the flag f -vectors of Gorenstein* order complexes of dimension 3. As a corollary, we characterize the f -vectors of Gorenstein* order complexes in dimensions 3 and 4. This characterization rise a speculated intimate connection between the f -vectors of flag homology spheres and the f -vectors of Gorenstein* order comp...

2011
SATOSHI MURAI ERAN NEVO

We characterize the cd-indices of Gorenstein* posets of rank 5, equivalently the flag f -vectors of Gorenstein* order complexes of dimension 3. As a corollary, we characterize the f -vectors of Gorenstein* order complexes in dimensions 3 and 4. This characterization rise a speculated intimate connection between the f -vectors of flag homology spheres and the f -vectors of Gorenstein* order comp...

Journal: :Australasian J. Combinatorics 2008
Yusuf Civan

We introduce and study a class of simplicial complexes, the orphan complexes, associated to simple graphs whose family of (open or closed) vertex-neighborhoods are anti-Sperner. Under suitable restrictions, we show that orphan complexes of such graphs are always shellable and provide a characterization of graphs in terms of induced forbidden subgraphs contained in this restricted subfamily.

2010
Sumit Khanra Rachel Shaw Madeleine Helliwell Floriana Tuna Christopher A. Muryn Eric J. L. McInnes Richard E. P. Winpenny

The synthesis and structural characterization of two families of low-valent vanadium(III) {V6P4} and vanadium(III/IV) {V13P8} phosphonate complexes are reported. Magnetic characterization is reported for representative examples.

CS Magdum DS Ghodke NS Naikwade PD Nakhat PG Yeole RR Shah

Domperidone is a widely used antiemetic, poorly water soluble drug, erratically absorbed in stomach and possess several dissolution-related problems thus it has poor bioavailability. Solubility of a drug plays a very important role in dissolution and hence absorption of drug which ultimately affects its bioavailability. Hence, by considering the facts related to drug, attempts have been made to...

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