Başlık için Kimya Bölümü listeleme
Toplam kayıt 107, listelenen: 36-55
-
HETEROGENIZATION OF HOMOGENEOUS PERFLUOROTHIOPHENE Rh(I) COMPLEX AND EXAMINATION OF HYDROGENATION ACTIVITY IN scCO2 MEDIA
(2018)Rhodium(I) complex of perfluorinated thiophene ligand was synthesized and heterogenized over the modified silica support. SEM, XRF, TGA and BET methods were used for the characterization of the heterogenized catalyst ... -
Home-prepared anatase, rutile, and brookite TiO2 for selective photocatalytic oxidation of 4-methoxybenzyl alcohol in water: reactivity and ATR-FTIR study
(Royal Soc Chemistry, 2009)TiO2 catalysts of anatase, rutile and brookite phase were prepared at low temperature and tested for carrying out the photocatalytic partial oxidation of 4-methoxybenzyl alcohol to 4-methoxybenzaldehyde (p-anisaldehyde) ... -
HPLC fluorescence determination of ochratoxin A utilizing a double internal standard and its application to poultry feed
(2015)Abstract: A validated liquid chromatography method employing a fluorescence detector for the determination of ochratoxin A (OTA) was developed with double internal standard and it was applied to ten different poultry feeds. ... -
Ion-imprinted thermosensitive polymers for $Fe^ {3+}$ removal from human plasma
(2008)Thermosensitive gels have attracted a great deal of attention for the applications of drug delivery systems, actuators, separation and removal of biological compounds and metals. Poly(N-isopropylacrylamide) (poly(NIPA)), ... -
Kinetics of 4-Methoxybenzyl Alcohol Oxidation in Aqueous Solution in a Fixed Bed Photocatalytic Reactor
(American Chemical Society, 2010)The photocatalytic oxidation of 4-methoxybenzyl alcohol in water was performed in a fixed bed continuous annular reactor by using a home-prepared TiO2 catalyst supported on Pyrex glass beads. The investigation was aimed ... -
Kitosan'ın İn vitro Koşullarda Listeria monocytogenes Üzerine Etkisi
(2016)Bu çalışmanın amacı, farklı moleküler ağırlıktaki kitosan solusyonlarının mayonez bazlı salatalardan elde edilen üç Listeria monocytogenes saha izolatı ile L. monocytogenes (ATCC 7644) referans suşu üzerindeki etkilerini ... -
Klorofil A ve B'nin ışığa bağımlılığının petrol eteri,metanol ve su çözücülerinde yapı kararlılığının incelenmesi
(2004)Bu çalışmada klorofil a ve b'nin ışığa bağımlılığının petrol eteri, metanol, su çözücülerinde yapı kararlılıkları UV-görünür bölge spektrofotometre yardımıyla incelenmistir. Yaptığımız çalışmalarda klorofil a ve b'nin ... -
Klorofil A'nın pH'ya bağımlı $H_2O_2$, $(CH_3)_3COOH$ ve NaOCI oksidantlarına karşı yapı kararlılığının incelenmesi
(2004)Bu çalışmada klorofil a'nın pH 1-14 arlığında oksidantsız ve hidrojen peroksit, tert-bütil hidroperoksit ve sodyum hipoklorite karşı yapı kararlılıkları 30 °C'de incelenmistir. Klorofil a'nın farklı oksidantlardaki parçalanma ... -
Klorofil B'nin pH'ya bağımlı $H_2O_2$,$(CH_3)_3COOH$ ve NaOCI oksidanlarına karşı yapı kararlılığının incelenmesi
(2004)Bu çalışmada klorofil b'nin pH 1-14 aralığında oksidantsız ortamda ve $H_2O_2$,$(CH_3)_3COOH$ ve NaOCl oksidantlarına yapı kararlılıkları UV-görünür bölge spektrofotometre yardımıyla incelenmistir. Farklı pH'larda inceledigimiz ... -
Latex supported manganese (III) porphyrin catalysts for oxidations of alkenes by hydrogen peroxide and tert-butyl hydroperoxide in the aqueous medium
(1996)Cationic polymer latexes were prepared by emulsion copolymerization of vinylbenzyl chloride and divinylbenzene followed by quaternization with trimethylamine and used as catalyst supports for 5,10,15,20-tetrakis(2, ... -
Lead Biosorption By a Moderately Halophile Penicillium Sp. Isolated From Çamalti Saltern in Turkey
(2016)Ağır metallerin farklı organizmalarla biyosorbsiyonunun önemi sebebiyle Çamaltı tuzlasından izole edilen tuza toleranslı (halotolerant) fungusun biyosorbsiyon potansiyeli bu çalışma ile ilk kez araştırılmıştır. Penicillium ... -
Metal chelate based site recognition of ceruloplasmin using molecularly imprinted polymer/cryogel system
(Taylor and Francis Inc., 2019)In the present study, N-Acetylneuraminic acid (NANA)-imprinted poly(2-hydroxyethyl methacrylate-N-methacryloyl-(L)-histidin-Cu(II)) p(HEMA-(MAH) 2 -Cu(II)) has been synthesized by radical polymerization for site recognition ... -
Mutual recognition of TNT using antibodies polymeric shell having CdS
(Elsevier Science BV, 2012)Click chemistry is the latest strategy called upon in the development of state of the art exponents of bioconjugation. In this study, we have proposed a covalent and photosensitive crosslinking conjugation of the antibody ... -
Nanostructured rutile TiO2 for selective photocatalytic oxidation of aromatic alcohols to aldehydes in water
(American Chemical Society, 2008)Selective photocatalytic oxidation of aromatic alcohols to aldehydes was performed in water in the presence of TiO2 rutile photocatalysts that exhibited a low degree of crystallinity. The nanostructured rutile samples, ... -
New palladium (II) complexes with Thiophene arid furan bridged N-Acylbenzotriazole ligands: Synthesis, characterization and hydrogenation activity in ionic liquid
(Elsevier, 2017)Palladium complexes of N-acylbenzotriazole derivative ligands were synthesized and characterized. The catalytic activities of complexes of ([PdLl (OAc)(2)] and [PdL2(OAc)(2)]) were investigated in relation to hydrogenation ... -
New Thiophene Bearing Dimethyl-5-Hydroxy Isophtalate Esters and Their Antimicrobial Activities
(2018)Thiophene belongs to a class of heterocyclic compounds. In this study, three new dimethyl-5-hydroxy isophtalate derived thiophene esters were successfully synthesized and characterized by FT-IR, Elementel Analysis, 1H-NMR, ... -
(NHC)-Pd(II) complexes with hydrophilic nitrogen ligands: catalytic properties in neat water
(2013)The cleavage reactions of the dimers [(NHC)PdX2 ] 2 with hydrophilic N-donors, L, a?orded the mixedligand complexes of the type trans-[(NHC)LPdX2 ] (X = Cl or Br; NHC = 1,3-dialkylbenzimidazol-2-ylidene (BIm) or ... -
A novel [Mn-2(mu-(C6H5)(2)CHCOO)(2)(bipy)(4)](bipy)(ClO4)(2) complex loaded solid lipid nanoparticles: synthesis, characterization and in vitro cytotoxicity on MCF-7 breast cancer cells
(Taylor & Francis LTD, 2016)Manganese (Mn)-based complexes have been drawing attention due to the fact that they are more effective than other metal complexes. However, the use of Mn(II)-based complexes in medicine remains limited because of certain ... -
Novel N-vinylimidazole based copolymeric hydrogels: Synthesis, characterization and swelling properties
(Gazi University, Fac Engineering Architecture, 2019)In this study, novel N-vinylimidazole based copolymeric hydrogels were synthesized by free radical solution polymerization. In the presence of N, N'-methylenebisacrylamide and 2,2'-azo-bis-isobutyronitrile as crosslinking ... -
A novel nanoprotein particle synthesis: Nanolipase
(Elsevier Sci LTD, 2011)Lipases (triacylglycerol acylhydrolases; E.C. 3.1.1.3) constitute a group of enzymes defined as carboxylesterases that catalyse the hydrolysis (and synthesis) of long-chain acylglycerols at the lipid-water interface. In ...