Yayıncı "Scientific Technical Research Council Turkey-Tubitak" TR-Dizin İndeksli Yayınlar Koleksiyonu için listeleme
Toplam kayıt 17, listelenen: 1-17
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Antioxidant and anticholinesterase constituents of Salvia poculata
(Scientific Technical Research Council Turkey-Tubitak, 2009)Two triterpenoids, namely 2 alpha,3 alpha-dihydroxy-24-nor-4(23), 12-oleanadien-28-oic acid (1) and ursolic acid (2); 4. avonoids, namely 5-hydroxy-7,4'-dimethoxyflavone (3), cirsimaritin (4), eupatilin (5), and salvigenin ... -
A biochar-modified carbon paste electrode
(Scientific Technical Research Council Turkey-Tubitak, 2017)The present work examined the use of biochar derived from tea waste as a novel electrode material. For the fabrication of the biochar electrode, suitable amounts of biochar and graphite were mixed with mineral oil for the ... -
Catalytic conversion of carbon dioxide into cyclic carbonates by Cu(II) and Ni(II) acetylacetonates anchored onto Siral 80
(Scientific Technical Research Council Turkey-Tubitak, 2014)Ni and Cu acetylacetonates were anchored onto Siral 80 and used in the catalytic conversion of carbon dioxide. The catalysts were characterized by several methods such as XRD, FTIR, SEM, and TGA/DTG. The catalytic domains ... -
Effect of Al doping on the magnetic and elastic properties of Fe65Ni35 Invar alloys
(Scientific Technical Research Council Turkey-Tubitak, 2019)Invar alloys have great importance due to their low thermal expansion coefficient. The effect of Al doping on Fe65Ni35 Invar alloy was investigated by temperature-dependent magnetization and elastic modulus measurements. ... -
The effect of laying period on egg quality traits and chemical composition of Lindovskaya (Linda) geese reared under breeder conditions
(Scientific Technical Research Council Turkey-Tubitak, 2019)The study was conducted to determine the effect of laying period on egg quality traits as well as the chemical composition of Lindovskaya geese. The egg quality traits were examined by randomly taking a total of 90 eggs ... -
Evaluation of cytotoxic, apoptotic effects and phenolic compounds of sea cucumber Holothuria tubulosa (Gmelin, 1791) extracts
(Scientific Technical Research Council Turkey-Tubitak, 2020)This study aimed to investigate the potential cytotoxic effects and phenolic contents of aqueous (HTS) and methanolic (HTM) extracts of Holothuria tubulosa gathered from Mugla (Turkey) against different cancer cells for ... -
Examination of the Electroanalytic Performance of Carbon Nanotube (CNT) Modified Carbon Paste Electrodes as Xanthine Biosensor Transducers
(Scientific Technical Research Council Turkey-Tubitak, 2008)The effect of multi-walled carbon nanotube (MWCNT) and single-wall carbon nanotube (SWCNT) on carbon paste electrode (CPE) electrochemical response was examined by introducing various portions of CNT into the CPE. The ... -
Integral and homothetic indecomposability with applications to irreducibility of polynomials
(Scientific Technical Research Council Turkey-Tubitak, 2009)Being motivated by some methods for construction of homothetically indecomposable polytopes; we obtain new methods for construction of families of integrally indecomposable polytopes. As a result, we find new infinite ... -
Late Quaternary landscape evolution of the southern Marmara region: paleogeographic implications for settlements, NW Turkey
(Scientific Technical Research Council Turkey-Tubitak, 2019)This study presents the late Quaternary evolution of the southern Marmara region in northwestern Turkey and discusses the suitability of the area for settlements. It is based on interpretation of sediment analyses together ... -
Origins of Reverse Bias Currents in a Typical BPW34 Photodiode
(Scientific Technical Research Council Turkey-Tubitak, 2005)Measurements of the dark reverse current in a typical BPW34 silicon photodiode have been made in the temperature range 100-300 K at various reverse bias voltages ranging from 0 to 60 V. Various transport models have been ... -
Probabilities for absolute irreducibility of multivariate polynomials by the polytope method
(Scientific Technical Research Council Turkey-Tubitak, 2011)Motivated by the Dubickas's result in [1], which computes the probability of the irreducible polynomials by Eisenstein's criterion for some families of polynomials in Z[x], we calculate the probabilities which represent ... -
Quaternary Calcrete Development in the Mersin Area, Southern Turkey
(Scientific Technical Research Council Turkey-Tubitak, 2008)Quaternary calcretes are widespread in the Mersin area and occur in a variety of forms. Several distinct calcrete profiles are recognized and subdivided into two major groups defined by mature and immature profiles. Mature ... -
Reproductive performance and kid growth until weaning in Hair goat reared on-farm conditions in Turkey
(Scientific Technical Research Council Turkey-Tubitak, 2020)This study was conducted to determine the growth traits, survival rates, and some reproductive traits of Hair kids reared onfarm in Antalya province of Turkey. The data concerning the birth weights of totally 22,817 kids ... -
Synthesis and characterization of bis(azine) ligands and metal complexes: DNA-interaction and extraction properties for metals and dichromate anions
(Scientific Technical Research Council Turkey-Tubitak, 2012)Two new bis(bidentate) azine ligands were prepared by linking (1Z,1'Z)-1,1'-{butane-1,4-diylbis[oxybenzene-4,1-diyl(1Z)eth-1-yl-1-ylidene]}dihydrazine to salicylaldehyde and pyridine-2-carbaldehyde, 1,4-bis{4-{(1E)-1-((2 ... -
Synthesis and properties of novel polymeric metal-free and metallophthalocyanines containing peripherally long 1,2-bis[(3-oxapropyl)oxa]benzene derivatives
(Scientific Technical Research Council Turkey-Tubitak, 2014)New polymeric phthalocyanine moieties (M = 2H, Zn, Ni, Cu, and Co) were synthesized via polytetracyclomerization reaction of o-bis[3-(3,4-dicyanophenoxy) propyloxy]benzene (3), which can be obtained by the reaction of ... -
Synthesis of new azo dyes and copper(II) complexes derived from barbituric acid and 4-aminobenzoylhydrazone
(Scientific Technical Research Council Turkey-Tubitak, 2008)Four new azo dyes, L-1, L-2, L-3, and L-4, were prepared by linking benzaldehyde p-aminobenzoylhydrazone (3) and p-hydroxybenzaldehyede p-aminobenzoylhydrazone (4) to barbiturie acid and 1,3-dimethylbarbituric acid through ... -
Tunneling-Enhanced Recombination in Polycrystalline CdS/CdTe Solar Cells
(Scientific Technical Research Council Turkey-Tubitak, 2006)The dominant dark current transport mechanism in as-grown and CdCl2 processed CdS/CdTe heterojunction solar cells for temperatures below 300 K was investigated. The current-voltage properties of these solar cells is explained ...