Browsing by Author "Olmez, H"
Now showing items 1-20 of 37
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Aquadichloro(di-2-pyridyidiazene)-copper(II) monohydrate
Ucar, I; Arslan, F; Bulut, A; Icbudak, H; Olmez, H; Büyükgüngör, Orhan (Int Union Crystallography, 2004)The crystal structure of the mononuclear title complex, [CuCl2(C10H8N4)(H2O)] . H2O, shows an s-cis/E/s-trans-configured di-2-pyridyldiazene ligand, with the square-pyramidal Cu-II ion coordinated to one pyridyl and one ... -
Bis(1,10-phenanthroline-kappa N-2,N ')(squarato-kappa O)copper(II) trihydrate
Bulut, A; Ucar, I; Yeşilel, Orkan Zafer; Icbudak, H; Olmez, H; Büyükgüngör, Orhan (Int Union Crystallography, 2004)The title mononuclear [Cu(sq)(phen)(2)] . 3H(2)O complex [ sq is squarate (C4O4) and phen is 1,10-phenanthroline (C12H8N2)] has been synthesized and the structure consists of a neutral mononuclear [ Cu( sq)( phen) 2] unit ... -
Bis(triethanolamine-kappa N-3,O,O ')copper(II) squarate
Ucar, I; Yeşilel, Orkan Zafer; Bulut, A; Icbudak, H; Olmez, H; Kazak, C (Int Union Crystallography, 2004)… -
Bis(triethanolamine-kappa N-3,O,O ')nickel(II) spuarate
Yeşilel, Orkan Zafer; Bulut, A; Ucar, I; Icbudak, H; Olmez, H; Büyükgüngör, Orhan (Int Union Crystallography, 2004)The crystal structure determination of the title compound, [Ni(C6H15NO3)(2)](C4O4), is reported; the squarate dianion is located on an inversion centre and a supramolecular architecture is formed. All the O atoms of the ... -
A capped trigonal prismatic cadmium complex with tetra- and tridentate ligands: bis(triethanolamine)-kappa N-3,O,O ';kappa N-4,O,O ',O ''-cadmium(II) squarate monohydrate
Ucar, I; Yeşilel, Orkan Zafer; Bulut, A; Icbudak, H; Olmez, H; Kazak, C (Int Union Crystallography, 2004)In the crystal structure of the title compound, [Cd(C6H15NO3)(2)](C4O4).H2O, a supramolecular structure is observed. The asymmetric unit consists of one unit of the cationic Cd complex, one water molecule and two half-squarate ... -
Crystal structure of dichlorodiaquabis-(p-dimethylaminobenzaldehyde)manganese(II)
Yılmaz, Veysel T.; Yazicilar, TK; Olmez, H; Howie, RA (Scientific Technical Research Council Turkey, 1998)The crystal structure of dichlorodiaquabis-(p-dimethylaminobenzaldehyde)manganese(II), [MnCl2(OH2)(2)(C9H11NO)(2)], was determined from X-ray intensity data. The structure consists of the isolated molecules of the complex. ... -
Crystal structure of tris(2-hydroxyethyl)ammonium bromide
Yılmaz, Veysel T.; Icbudak, H; Olmez, H; Howie, RA (Scientific Technical Research Council Turkey, 1996)The crystal structure of tris(2-hydroxyethyl)ammonium bromide, [HN(CH2CH2OH)(3)]BT, was determined as rhombohedral by single crystal X-ray diffractometer. The final R value was found to be 0.032 for 576 observed reflections. ... -
The Degradation of Cement Superplasticizers in A High Alkaline-Solution
Yılmaz, Veysel T.; Odabaşoğlu, Mustafa; Icbudak, H; Olmez, H (Pergamon-Elsevier Science Ltd, 1993)Commercial cement superplasticizers(SMF and SNF) were treated with 1M KOH solutions for up to 2.0 days. The chemical changes were characterized by chemical analysis, IR spectroscopy and thermal analysis techniques. After ... -
Diapuabis(1,10-phenanthroline)cobalt(II) diorotate 2.25-hydrate
Bulut, A; Icbudak, H; Yeşilel, Orkan Zafer; Olmez, H; Büyükgüngör, Orhan (Int Union Crystallography, 2003)In the title compound, [Co(C12H8N2)(2)(H2O)(2)](C5H3N2O4)(2) .2.25H(2)O, the cobalt cation, located on a twofold axis, is coordinated by two symmetry-related aqua ligands together with a pair of symmetry-related bidentate ... -
Diaquabis(N,N-dimethylethylenediamine-kappa N-2,N ')copper(II) squarate
Ucar, I; Yeşilel, Orkan Zafer; Bulut, A; Olmez, H; Büyükgüngör, Orhan (Int Union Crystallography, 2004)The crystal structure determination of the title compound, [Cu(C4H12N2)(2)(H2O)(2)](C4O4), is reported. It adopts an elongated octahedral trans-[CuN4O2] coordination geometry with the Cu-II atom located at a centre of ... -
Diaquabis(pyridine-2-carboxamide-kappa N-2(1),O-2)nickel(II) disaccharinate tetrahydrate
Pasaoglu, HP; Tezcan, F; Yeşilel, Orkan Zafer; Olmez, H; Icbudak, HI; Büyükgüngör, Orhan (Int Union Crystallography, 2004)In the crystal structure of the title compound, [Ni(C6H6N2O)(2)-(H2O)(2)](C7H4NO3S)(2).4H(2)O or [Ni(pia)(2)(H2O)(2)](sac)(2).4H(2)O ( pia is picolinamide or pyridine-2-carboxamide, and sac is the saccharinate anion), the ... -
Dinicotinamidium squarate
Bulut, A; Yeşilel, Orkan Zafer; Dege, N; Icbudak, H; Olmez, H; Büyükgüngör, Orhan (Blackwell Munksgaard, 2003)The crystal structure determination of the dinicotinamidium squarate salt, 2C(6)H(7)N(2)O(+).C4O42-, is reported, with the squarate dianion residing on an inversion centre and the unique cation in a general position. Salt ... -
Distribution of uranium in the production of triple superphosphate (TSP) fertilizer and phosphoric acid
Erdem, E; Tinkilic, N; Yılmaz, Veysel T.; Uyanik, A; Olmez, H (Kluwer Academic Publ, 1996)In this study the distribution of uranium, which is one of the radioactive elements present in phosphate fertilizers was investigated in different steps of the triple superphosphate (TSP) production process. The uranium ... -
The influence of ethanolamines on the hydration and mechanical properties of Portland cement
The effect of ethanolamines-monoethanolamine (MEA), diethanolamine (DEA), triethanolamine (TEA)-on the hydration, mechanical and surface properties of the white Portland cement pastes (white PC) has been investigated. The ... -
The influence of ethanolamines on the surface properties of Portland cement pastes
The effect of ethanolamines-monoethanolamine (MEA), diethanolamine (DEA) and triethanolamine (TEA) -on the pore-size distribution of the white Portland cement pastes (white PC) has been investigated. The cement pastes with ... -
Infrared Study on the Refinement of Phosphogypsum For Cements
Olmez, H; Yılmaz, Veysel T. (Pergamon-Elsevier Science Ltd, 1988)… -
The Mechanical-Properties of Supersulphated Cement Containing Phosphogypsum
The use of phosphogypsum in the making of supersulphated cement(SSC) and mechanical properties of the SSC pastes were investigated. Setting times of SSC pastes were shortened with increasing phosphoanhydrite and Portland ... -
mer-Diaquabis(1H-imidazole-kappa N-3)(orotato-kappa N-2(3),O-4)nickel(II)
Ucar, I; Bulut, A; Yeşilel, Orkan Zafer; Olmez, H; Büyükgüngör, Orhan (Blackwell Munksgaard, 2004)The title mononuclear complex, [Ni(C5H2N2O4)(C3H4N2)(2)- (H2O)(2)] or [Ni(HOr)(im)(2)(H2O)(2)] (im is imidazole and H(3)Or is orotic acid, or 2,6-dioxo-1,2,3,6-tetrahydropyrimidine-4-carboxylic acid), has been synthesized ... -
Novel cobalt(II), nickel(II) and copper(II) complexes of neutral orotic acid. Synthesis, spectroscopic and thermal studies
Yeşilel, Orkan Zafer; Olmez, H (Springer, 2005)The new orotic acid complexes, [MCl2(H2O)(3)(H(3)Or)], M=Co(II), Ni(II) and [CuCl2(H2O)(H(3)Or)(3)] center dot H2O, were synthesized and characterized by elemental analysis, magnetic susceptibility, spectral (Diffuse ...
