Başlık için Makale Koleksiyonu listeleme
Toplam kayıt 1058, listelenen: 389-408
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H-1 C-13 NMR and (n)J(CH) coupling constants investigation of 4-Phenylpyridine: A combined experimental and theoretical study
(Elsevier Science BV, 2007)Proton coupled and uncoupled C-13, H-1, DEPT, COSY and HETCOR NMR spectra of 4-Phenylpyridine (4-Phpy) have been reported for the first time except for its H-1 NMR spectrum. In order to provide a precise structural elucidation ... -
Hamilton formulation for the analysis of RLC circuits
(Physics Essays Publication, 2002)The Hamiltonian formulation well known in classical mechanics is applied to RLC circuits. The flux linkages for the inductances are assumed to be the generalized momenta (conjugate momenta), and the Hamiltonian function ... -
Heavy metal ion adsorption properties of methacrylamidocysteine-containing porous poly(hydroxyethyl methacrylate) chelating beads
(Multi Science Publ Co LTD, 2002)Details of the adsorption performance of poly(2-hydroxyethylmethacrylate-methacrylamidocysteine) [p(HEMA-MAC)] beads towards the removal of heavy metal ions from aqueous solution were studied. The metal-complexing ligand ... -
Heavy metal separation capacity of a porous methacrylamidophenylalanine containing membrane based on a polyhydroxyethyl methacrylate matrix
(Marcel Dekker Inc, 2001)The abilities of various sorbent materials for heavy metal removal have been reported in the literature. We have developed a novel approach to obtain high metal-sorption capacity utilizing a membrane containing ... -
Hepatitis B surface antibody purification with hepatitis B surface antibody imprinted poly(hydroxyethyl methacrylate-N-methacryloyl-L-tyrosine methyl ester) particles
(Elsevier Science BV, 2009)Hepatitis B surface antibody imprinted poly(hydroxyethyl methacrylate-N-methacryloyl-L-tyrosine methyl ester) particles were prepared for the purification of hepatitis B surface antibody from human plasma. N-methacryloyl ... -
High-field electrical conduction in thin films of polyethylene
(1987)The voltage-current characteristics of thin film metal-polyethylene-copper structures in which copper is used as a top electrode are studied. The samples made with thermally vacuum-evaporated polyethylene and having a top ... -
Highly selective ion-imprinted particles for solid-phase extraction of Pb2+ ions
(Elsevier Science BV, 2009)The Pb2+-imprinted (PHEMAC-Pb2+)particles were prepared by bulk polymerization as a solid-phase extraction (SPE) adsorbent. N-methacryloyl-(L)-cysteine (MAC) was used as functional monomer to have a well-shaped molecular ... -
Homogeneous oxidation of alcohol and alkene with copper (II) complex in water
(Indian Acad Sciences, 2018)A new water-soluble copper(II) complex bearing 4-bromobenzoate/ 2,2'-dipyridylamine ligands was successfully synthesized and characterized by using single crystal X-ray diffraction and spectroscopic techniques. The catalytic ... -
Homogeneous oxidation of alcohols in water catalyzed with Cu(II)-triphenyl acetate/bipyridyl complex
(Pergamon-Elsevier Science LTD, 2017)A water-soluble mononuclear copper(II) complex, [Cu(OOCC(C6H5)(3))(C10H8H2)(H2O)](ClO4)(CH3OH) (triphenylacetic acid = HOOCC(C6H5)(3), 2-2'-bipyridyl (bipy) = C10H8N2) was synthesized and used as a catalyst precursor in ... -
The Homotopy Analysis Method to Solve the Modified Equal Width Wave Equation
(John Wiley & Sons Inc, 2010)In this article, to solve the modified equal width wave (MEW) equation, the homotopy analysis method (HAM) is proposed. The initial approximation can be freely chosen with possible unknown constant, which can be determined ... -
HPLC fluorescence determination of ochratoxin A utilizing a double internal standard and its application to poultry feed
(Scientific Technical Research Council Turkey-Tubitak, 2015)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. The ... -
Humidity Sensing Properties of CdS Nanoparticles Synthesized by Chemical Bath Deposition Method
(American Chemical Society, 2011)Thin films of CdS nanoparticles were synthesized by the chemical bath deposition (CBD) technique to investigate humidity response characteristics. The morphology and the crystal structure of CdS thin films were investigated ... -
Hydrogen adsorption on natural and sulphuric acid treated sepiolite and bentonite
(Pergamon-Elsevier Science LTD, 2018)In this study, hydrogen (H-2) adsorption on sepiolite and bentonite and those of acid treated forms were studied at 77 K using volumetric apparatus up to 100 kPa. Both clay minerals were treated with 100 ml of 0.5, 1.0, ... -
Hydrogen bonded networks and a self-assembled 1D water cluster in nickel(II) and copper(II)-orotate complexes
(Pergamon-Elsevier Science LTD, 2010)Three Ni(II) and Cu(II)-orotate complexes with 1,3-propanediamine (pen) and N-methylethylenediamine (nmen), [Ni(HOr)(H(2)O)(2)(pen)] (1), [Cu(2)(mu-HOr)(2)(pen)(2)] (2) and {[Cu(mu-HOr)(nmen)]center dot 3H(2)O}(n) (3) ... -
Hydrogen Bonded Supramolecular Network from a Mixed Valence Cobalt System: Synthesis and Crystal Structure of [Co(H2O)(6)][Co(pydc)(2)(en)](2)center dot 14H(2)O
(Springer/Plenum Publishers, 2012)The [Co(H2O)(6)][Co(pydc)(2)(en)](2)center dot 14H(2)O (1) compound (H(2)pydc = Pyridine-2,3-dicarboxylic acid and en = ethylenediamine) was synthesized and characterized by elemental analysis, magnetic and spectroscopic ... -
Hydrogen bonding and dimeric self-association of 2-pyrrolidinone: An ab initio study
(Kluwer Academic Publ, 1999)Ab initio calculations on the different associated structures of 2-pyrrolidinone with water and with itself were carried out using 3-21G and 6-31G(*) basis sets at the Hartree-Fock level, including electron correlation ... -
Hydrogenation of olefins catalyzed by Pd(II) complexes containing a perfluoroalkylated S,O-chelating ligand in supercritical CO2 and organic solvents
(Elsevier Science BV, 2010)Pd(II) complexes with the tridentate ligands heptadecafluorodecyl-thiophene-2-carboxylate (L-1 = SOSRf1, R-f1 = (CH2)(2)(CF2)(7)CF3) and heptadecafluorononil thiophene-2-carboxylate (L-2 = SOORf2, R-f2 =(CH2)(CF2)(7)CF3) ... -
Hydrophobic cryogels for DNA adsorption: Effect of embedding of monosize microbeads into cryogel network on their adsorptive performances
(Wiley-Blackwell, 2013)As alternative hydrophobic adsorbent for DNA adsorption, supermacroporous cryogel disks were synthesized via free radical polymerization. In this study, we have prepared two kinds of cryogel disks: (i) poly(2-hydroxyethyl ... -
Hydrophobic microbeads as an alternative pseudo-affinity adsorbent for recombinant human interferon-alpha via hydrophobic interactions
(Elsevier Science BV, 2012)Hydrophobic interaction chromatography (HIC) is increasingly used for protein purification, separation and other biochemical applications. The aim of this study was to prepare hydrophobic microbeads and to investigate their ... -
Hydrothermal Synthesis and Crystal Structure of Novel Oxovanadium Coordination Polymer: [((VO)-O-IV)(2)(OH)(2)(C10H6(COO)(2))](infinity)
(Taylor & Francis Inc, 2016)A novel coordination polymer [((VO)-O-IV)(2)(OH)(2)(C10H6(COO)(2))](infinity) based on vanadium(IV) and 2,6-naphthalenedicarboxylato ligand has been prepared by hydrothermal synthetic method. The compound was characterized ...
