Browsing by Author "Hamamci, C"
Now showing items 1-17 of 17
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Basic nutrients and element contents of white cheese of diyarbakir in turkey
Merdivan, M; Yilmaz, E; Hamamci, C; Aygun, RS (Elsevier Sci Ltd, 2004)Basic nutrients, moisture, fat and protein, and concentrations of 15 major and trace elements in total and fatty parts of Diyarbakir white cheese were evaluated for compositional differences. Elements were determined using ... -
Chemical analysis of geothermal water of Cermik, Turkey
Akba, O; Baysal, A; Hamamci, C; Merdivan, M; Gumgum, B (Parlar Scientific Publications (P S P), 2003)Geothermal water of Cermik, which is located in Southeast Anatolia - Turkey, is a Na-Cl-HCO3 type containing also sulfide and iodide. The temperature, pH and flow rate of the geothermal water are 51 degreesC, 7.6 and 21 L ... -
Comparison of microwave digestion procedures for the determination of some elements in asphaltite ash using ICP-AES
Baysal, A; Akba, O; Merdivan, M; Hamamci, C; Gümgüm, B (Soc Chimica Italiana, 2002)A microwave digestion procedure for asphaltite ash was developed in an attempt to facilitate routine analysis and obtain reproducible conditions or comparable results. The. conditions of the most effective procedure for ... -
Desulfurization of southeastern Anatolian asphaltites by the Meyers method
Hamamci, C; Kahraman, F; Duz, MZ (Elsevier Science Bv, 1997)Southeastern Anatolian asphaltites are notoriously high in sulfur and therefore not suitable for direct use in combustion without extensive cleaning. In order to remove sulfur from asphaltites collected from Sirnak and ... -
Effect of structural modifications of diaza-18-crown-6 on the extractability and selectivity of univalent metal picrates
Ziyadanogullari, B; Topal, G; Erdogan, S; Hamamci, C; Hosgoren, H (Elsevier Science Bv, 2001)The solvent extraction of univalent metal cations with N,N'-dibenzyl-1,4,10,13-tetraoxa-7,16 diaza-2,3,11,12-dibenzocycloocta deca-2,11-diene (L-1), N,N'-didodecyl-1,4,10,13-tetraoxa-7,16-diaza-2,3-benzocylooctadeca-2-ene ... -
Effect of winter air pollution on lipid peroxidation product levels of patients with chronic obstructive pulmonary disease
Isik, B; Hamamci, C; Isik, R (Mrs Pushpa Agarwal, 2006)Air pollution and its effects on human health have been considered to the a serious problem in urban areas. The health hazards of outdoor air pollution are manifest across a wide spectrum of effects. Patients with. respiratory ... -
Elemental composition of Southeastern Anatolia asphaltites (Turkey) as a function of particle size
Hamamci, C; Düz, MZ; Saydut, A; Merdivan, M (Estonian Academy Publishers, 2003)Elemental composition of asphaltites from Southeastern Anatolia was determined after grinding the samples and separating particles obtained into fractions by sieving. The total content of carbon, hydrogen, nitrogen and ... -
Formation and characterization of humic acids from low rank anatolian coals by air oxidation
Erdogan, S; Duz, MZ; Merdivan, M; Hamamci, C (Taylor & Francis Inc, 2005)The results of this study are aimed at evaluating the effects of air oxidation time, temperature and demineralization on humic acid production from two low-rank Anatolian coals. Two Anatolian low rank coals were studied ... -
Heroin profiling using alkaloids and metal concentrations
Bora, T; Merdivan, M; Hamamci, C (Elsevier Sci Ireland Ltd, 2003)[Abstract Not Available] -
Lead in urban street dust in Diyarbakir, Turkey
Hamamci, C; Gumgum, B; Akba, O; Erdogan, S (Inst Lebensmitteltechnologie Analytische Chemie, 1997)Particulate matters were collected from thirteen locations in and around Diyarbakir(Turkey) in September 1995 to determine lead content. Lead analyses were performed with ICP-AES measured at 266.316 nm. The average ... -
Levels of trace and major elements in illicit heroin
Bora, T; Merdivan, M; Hamamci, C (Amer Soc Testing Materials, 2002)Ten elements, aluminum (Al), barium (Ba), calcium (Ca), cadmium (Cd), copper (Cu), iron (Fe), magnesium (Mg), manganese (Mn), lead (Pb), and zinc (Zn) were analyzed in 44 illicit heroin samples from Southeast Anatolia, ... -
Matrix effects of concomitant species on the determination of nickel by inductively coupled plasma atomic emission spectrometry
Akba, O; Baysal, A; Merdivan, M; Hamamci, C; Gumgum, B (Mrs Pushpa Agarwal, 2005)The interference on the determination of nickel by the salts LiCl, NaCl, KCl, CsCl, NH4Cl, Na2SO4, NaNO3, NaC2H3O2 in an inductively coupled plasma-atomic emission spectrometry has been carried out. The salt concentration ... -
Polymer supported humic acid for separation and preconcentration of thorium(IV)
Erdogan, S; Merdivan, M; Hamamci, C; Akba, O; Baysal, A (Taylor & Francis Inc, 2004)The resin impregnating humic acid (HA) onto XAD-4 has been prepared to investigate adsorption behaviour of Th(IV). The characterization of the resulting resin has been carried out by infrared spectral data and sorption ... -
Pyrolysis kinetics and chemical composition of Hazro coal according to the particle size
The relationship between particle size and chemical composition of Hazro coal (origin: SE Anatolia, Turkey) has been examined by elemental analysis and by thermogravimetric pyrolysis. The chemical composition of the coal ... -
The solvent extraction of alkali metal picrates with 4,13-N,N?-dibenzyl-4,13-diaza-18-crown-6
Hamamci, C; Hosgoren, H; Erdogan, S (Elsevier Science Bv, 1998)Extraction of alkali metal picrates with N,N'-dibenzyl-18-crown-6 was carried out, with dichloromethane as water-immiscible solvent, as a function [ligand]/[metal cation]. The extractability of metal picrates (Li+, Na+, ... -
Sorption behaviour of uranium(VI) with N,N-dibutyl-N?-benzoylthiourea Impregnated in Amberlite XAD-16
Merdivan, M; Düz, MZ; Hamamci, C (Elsevier Science Bv, 2001)The sorption of U(VI) by N, N-dibutyl, N'-benzoylthiourea (DBBT) impregnated resin has been studied. DBBT impregnated resin was prepared by direct adsorption of chelating ligand onto macroporous support, Amberlite XAD-16. ... -
Thorium(IV) and uranium(VI) sorption studies on octacarboxymethyl-C-methylcalix[4]resorcinarene impregnated on a polymeric support
Demirel, N; Merdivan, M; Pirinccioglu, N; Hamamci, C (Elsevier, 2003)The impregnation of octacarboxymethyl-C-methylcalix[4]resorcinarene into a polymeric matrix, Amberlite XAD-4, is reported and was characterized by infrared spectroscopy. The sorption capacity of the impregnated resin is ...