Başlık için Fizik Bölümü listeleme
Toplam kayıt 1178, listelenen: 678-697
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(NHC)-Pd(II) complexes with hydrophilic Nitrogen ligands; catalytic properties in neat water
(Scientific Technical Research Council Turkey-Tubitak, 2013)The cleavage reactions of the dimers [(NHC)PdX2](2) with hydrophilic N-donors, L, a ff orded the mixedligand complexes of the type trans-[(NHC)LPdX2] (X = Cl or Br; NHC = 1,3-dialkylbenzimidazol-2-ylidene (BIm) or bis(imino) ... -
Ni(II) ion-imprinted solid-phase extraction and preconcentration in aqueous solutions by packed-bed columns
(Elsevier Science BV, 2004)Solid-phase extraction (SPE) columns packed with materials based on molecularly imprinted polymers (MIPs) were used to develop selective separation and preconcentration for Ni(II) ion from aqueous solutions. SPE is more ... -
Nickel(II)-Imprinted Monolithic Columns for Selective Nickel Recognition
(Wiley, 2010)Ni2+-imprinted monolithic column was prepared for the removal of nickel ions from aqueous solutions. N-Methacryloyl-L-histidine was used as a complexing monomer for Ni2+ ions in the preparation of the Ni2+-imprinted ... -
Nitrate Removal from Aqueous Solution by Hexadecyltrimethylammonium Bromide-Modified Clinoptilolite
(Asian Journal Of Chemistry, 2011)In the first stage of study, detailed characterization studies were performed on clinoptilolite-rich tuff mined from the Gordes/Manisa region (Turkey). The physical and chemical properties were determined using instrumental ... -
Nitrate removal from aqueous solution by hexadecyltrimethylammoniumbromide- modified clinoptilolite
(2011)In the first stage of study, detailed characterization studies were performed on clinoptilolite-rich tuff mined from the Gördes/Manisa region (Turkey). The physical and chemical properties were determined using instrumental ... -
NMR determination of solvent dependent behavior and XRD structural properties of 4-carboxy phenylboronic acid: A DFT supported study
(Elsevier Science BV, 2018)Solvent dependent structural properties of 4-carboxy phenylboronic acid (4-cpba) were investigated by X-ray diffraction (XRD) and nuclear magnetic resonance (NMR) spectroscopic methods. The molecular structure and geometric ... -
NMR spectra, GIA and charge density calculations of five-membered aromatic heterocycles
(Wiley-Blackwell, 2007)The B3LYP/6-31+G(d) molecular geometry optimized structures of 17 five-membered heterocycles were employed together with the gauge including atomic orbitals (GIAO) density functional theory (DFT) method at the B3LYP/6-31+G(d,p), ... -
Nmr Spectroscopic Study and Dft Calculations of Giao Nmr Shieldings and (1)J(Ch) Spin-Spin Coupling Constants of 1,9-Diaminononane
(Chem Soc Ethiopia, 2009)H-1, proton coupled and decoupled C-13, DEPT, HETCOR NMR spectra, the magnitude of one bond (1)J(CH) coupling constants and C-13 NMR spin-lattice relaxation time (T-1) of 1,9-diaminononane (danon, C9H22N2) have been reported ... -
NMR spectroscopic study and DFT calculations of GIAO NMR shieldings and 1JCH, spin-spin coupling constants of 1,9-diaminononane
(Chemical Society of Ethiopia, 2009)1H, proton coupled and decoupled l3C, DEPT, HETCOR NMR spectra, the magnitude of one bond 1Jch coupling constants and l3C NMR spin-lattice relaxation time (T1) of 1,9-diaminononane (danon, C9H22N2) have been reported for ... -
Nmr spectroscopic study and dft calculations of vibrational analyses, giao NMR shieldings and 'JCH, 'Jcc spin-spin coupling constants of 1,7-diaminoheptane
(2009)Vibrational frequencies and approximate mode descriptions of 1,7-diaminoheptane (dahp) have been determined via Becke-3-Lee-Yang-Parr (B3LYP) density functional method with 6-31G(d) basis set. 'H, proton coupled and uncoupled ... -
Nmr Spectroscopic Study and Dft Calculations of Vibrational Analyses, Giao Nmr Shieldings and (1)J(Ch), (1)J(Cc) Spin-Spin Coupling Constants of 1,7-Diaminoheptane
(Chem Soc Ethiopia, 2009)Vibrational frequencies and approximate mode descriptions of 1,7-diaminoheptane (dahp) have been determined via Becke-3-Lee-Yang-Parr (B3LYP) density functional method with 6-31G(d) basis set. H-1, proton coupled and ... -
NMR, FT-IR spectroscopic studies and molecular docking study of 4-acetoxyphenethyl acrylate
(World Scientific Publ Co Pte LTD, 2017)Conformational, structural, vibrational spectroscopic properties and nuclear magnetic chemical shift values of 4-acetoxyphenethyl acrylate (4APA) were investigated using spectroscopic and theoretical approaches including ... -
NMR, FT-IR, Raman and UV-Vis spectroscopic investigation and DFT study of 6-Bromo-3-Pyridinyl Boronic Acid
(Elsevier Science BV, 2015)Possible stable conformers and geometrical molecular structures of 6-Bromo-3-Pyridinyl Boronic acid (6B3PBA; C5H5BBrNO2) were studied experimentally and theoretically using FT-IR and Raman spectroscopic methods. FT-IR and ... -
Non-enzymatic glucose biosensor based on overoxidized polypyrrole nanofiber electrode modified with cobalt(II) phthalocyanine tetrasulfonate
(Elsevier Advanced Technology, 2008)An enzymeless biosensor, based on electrode position of overoxidized polypyrrole nanofiber onto pencil graphite electrode and modified with cobalt(II) phthalocyanine tetrasulfonate (CoPcTS), was investigated in this study. ... -
Nondiffracting wave beams in non-Hermitian Glauber-Fock lattice
(Elsevier Science BV, 2018)We theoretically study non-Hermitian Glauber-Fock lattice with nonuniform hopping. We show how to engineer this lattice to get nondiffracting wave beams and find an exact analytical solution to nondiffracting localized ... -
A novel approach for the determination of paracetamol based on the reduction of N-acetyl-p-benzoquinoneimine formed on the electrochemically treated pencil graphite electrode
(Elsevier Science BV, 2011)A novel approach was proposed for the simple and rapid electrochemical determination of paracetamol (PC) in the presence of uric acid in body fluids. The voltammetric determination of PC is based on the electrochemical ... -
A novel approach for the selective determination of tryptophan in blood serum in the presence of tyrosine based on the electrochemical reduction of oxidation product of tryptophan formed in situ on graphite electrode
(Elsevier Advanced Technology, 2012)In this study, a novel method was proposed for the selective determination of tryptophan (TRP) in blood serum in the presence of tyrosine. This method is based on the electrochemical reduction of 2-amino-3-(5-oxo-3,5-dih ... -
Novel boron compounds of 2,3-and 2,5-pyridinedicarboxylic acids
(Elsevier Science Sa, 2012)The (Hea)[B(ph)(2)(2,3-pydc)] (1) and (Hea)[B(ph)(2)(2,5-pydc)] (2) boron compounds (2,3-H(2)pydc = 2,3-pyridinedicarboxylic acid, 2,5-H(2)pydc = 2,5-pyridinedicarboxylic acid, Hea = ethanolammonium) were synthesized and ... -
Novel formazan derivatives containing phenylsulfanyl and carbonyl units: synthesis, optical and electrochemical properties
(Royal Soc Chemistry, 2016)A series of phenylsulfanyl and aryl carbonyl containing formazan derivatives 4a-4h and 5a-5h were synthesized by coupling of substituted phenylhydrazones with diazonium salts of 2-(phenylthio) benzenamine and 5-chloro-2- ... -
Novel fused D-A dyad and A-D-A triad incorporating tetrathiafulvalene and p-benzoquinone
(American Chemical Society, 2004)Novel fused donor-acceptor dyad (TTF-Q or D-A) and acceptor-donor-acceptor triad (Q-TTF-Q or A-D-A) incorporating the donor tetrathiafulvalene (TTF) and the acceptor p-benzoquinone (Q) have been synthesized. The solution ...
