Güncel Gönderiler: Meslek Yüksekokulları
Toplam kayıt 424, listelenen: 341-360
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Highly selective Schiff base derivatives for colorimetric detection of Al3+
(Scientific Technical Research Council Turkey-Tubitak, 2017)Schiff base derivatives NBAR and NSAR were developed for selective detection of Al3+ in aqueous solution. UV-vis spectroscopic studies revealed that NBAR and NSAR showed marked sensitivity and selectivity to Al3+ in ... -
First-principles modeling of GaN/MoSe2 van der Waals heterobilayer
(Scientific Technical Research Council Turkey-Tubitak, 2017)We investigate structural and electronic properties of the graphene-like gallium nitride (GaN) monolayer deposited on a MoSe2 monolayer by using density functional theory with the inclusion of the nonlocal van der Waals ... -
Nutrient fluxes from rainbow trout (Oncorhynchus Mykiss) feces and uneaten feed in the black sea conditions
(Parlar Scientific Publications (P S P), 2017)The phosphorus release from trout feces and feed at the low water temperatures (8 degrees C) occurred slowly, while at high water temperatures (20 degrees C) on the second day reached maximum levels (4.45 and 4.12 mg L-1 ... -
Distribution of arsenic and other metals in crayfish tissues (Procambarus clarkii) under different production practices
(Elsevier Science Bv, 2017)Louisiana is one of the world's largest producer of crayfish. Arsenic (As) and other metals (Cd, Cu, Pb and Zn) concentrations were determined in crayfish tissues, plant and soil samples collected from Louisiana paddy rice ... -
Chemical structures of phthalocyanine based dyestuffs and their useage in production of functional textiles
(Pamukkale Univvesity, 2017)Phthalocyanines are intensely blue-green-coloured, quite stable aromatic macrocyclic compounds having a two-dimensional 18-pi electron conjugated system. Phthalocyanines are acquired various properties such as catalytic, ... -
Synthesis and characterization of two new hydroxamic acids derivatives and their metal complexes. An investigation on the keto/enol, E/Z and hydroxamate/hydroxirnate forms
(Elsevier Science Bv, 2017)2-phenylbenzimidazole-N-acetohydroxamic acid (HL1), 2-phenylbenzimidazole-N-butanohydroxamic acid (HL2) and Ni(II), Cu(II), Zn(II) and Cd(II) metal complexes have been synthesized and characterized by elemental analyses, ... -
Detection of Fe2+ in acetonitrile/water mixture by new 8-hydroxyquinolin based sensor through metal displacement mechanism
(Elsevier Science Bv, 2017)A 8-hydroxyquinoline-based (8-HQ) fluorescent ligand (2) was designed and synthesized by condensation of pyridine-2-carboxaldehide with 2-(quinolin-8-yloxy)acetohydrazide (1). Fluorometric titrations with various metal ... -
Lasting hepatotoxic effects of prenatal mobile phone exposure
(Taylor & Francis Ltd, 2017)Objective: in this study, the livers of rats born to mothers exposed to electromagnetic field (EMF) were examined 60 days postpartum for biochemical and histopathological changes.Methods: Pregnant rats were exposed to ... -
Gram (-) microorganisms DNA polymerase inhibition, antibacterial and chemical properties of fruit and leaf extracts of Sorbus acuparia and Sorbus caucasica var. yaltirikii
(Wiley, 2017)Investigation of novel plant-based agents might provide alternative antibiotics and thus fight antibiotic resistance. Here, we measured the ability of fruit and leaf extracts of Sorbus aucuparia (Sauc) and endemic Sorbus ... -
Ethnobotanical documentation of plants of bashemsin valley, Kackar mountains national park, Rize, Turkey
(Bangladesh Botanical Soc, 2017)Ethnobotanical uses of 58 vascular plant species belonging to 24 families have been documented from Bashemsin valley of Kackar Mountains National Park in Rize, Turkey. the villagers used to use these plants traditionally ... -
Determination of aluminum in dialysis concentrates by atomic absorption spectrometry after coprecipitation with lanthanum phosphate
(Shaheed Beheshti Univ, Sch Pharmacy, 2017)This method was developed for the determination of trace amounts of aluminum(III) in dialysis concentrates using atomic absorption spectrometry after coprecipitation with lanthanum phosphate. the analytical parameters that ... -
A new fluorescent "turn-off" coumarin-based chemosensor: Synthesis, structure and Cu-selective fluorescent sensing in water samples
(Springer/Plenum Publishers, 2017)We report the synthesis and characterization two coumarin-based fluorescence probes, N'-{[7-(diethylamino)-2-oxo-2H-chromen-3-yl]carbonyl}pyridine-3-carbohydrazide (3) and N'-benzoyl-7-(diethylamino)-2-oxo-2H-chromene-3- ... -
Impregnation in wood of pyrite (FeS2) material and compressive strength
(Health & Environment Assoc, 2017)In this study, it is aimed to have the ability of being identifying to be impregnated with pyrite substance that is the one of the resources of our country of spruce wood (Picea orientalis (L.) Link) in various concentration ... -
Microstructural and mechanical evolution of a low carbon steel by friction stir processing
(Springer, 2017)A low carbon steel (Grade A) was subjected to friction stir processing (FSP), and the effect of FSP on the microstructure and mechanical properties was investigated systematically. It was found that two distinct zones ... -
Structural and electronic properties of MoS2, WS2, and WS2/MoS2 heterostructures encapsulated with hexagonal boron nitride monolayers
(Amer Inst Physics, 2017)In this study, we investigate the structural and electronic properties of MoS2, WS2, and WS2/MoS2 structures encapsulated within hexagonal boron nitride (h-BN) monolayers with first-principles calculations based on density ... -
Seed morphology of epilobium and chamaenerion (Onagraceae) in Turkey
(Magnolia Press, 2017)Macro- and micro-morphological features of seeds belonging to 26 taxa from Turkey were observed under the light and scanning electron microscopy. Present findings partly agree with segregation of Epilobium and Chamaenerion ... -
Design and synthesis of some piperazine hybrid molecules
(Editura Acad Romane, 2017)In this work, a new series of piperazine hybrid molecules containing coumarin, isatin, salicyl, furane and 1,2,4-triazol-3-thiol moieties was synthesized in good yields. 2-[4-(4-Nitrophenyl)piperazin-1-yl] acetohydrazide ... -
Bioaccessibility of heavy metals in rapa whelk Rapana venosa (Valenciennes, 1846): Assessing human health risk using an in vitro digestion model
(Taylor & Francis Inc, 2018)Instead of total metal concentration measurements in seafood, bioaccessibility is a more important parameter for human health risk assessment. Therefore, bioaccessibility of Cd, Cr, Cu, Mn, Ni, Pb, and Zn in the edible ... -
Bioaccessibility of Cd, Cr, Cu, Mn, Ni, Pb, and Zn in Mediterranean mussel (Mytilus galloprovincialis Lamarck, 1819) along the southeastern Black Sea coast
(Taylor & Francis Inc, 2018)The adverse effect of seafood consumption on human health is related to the bioaccessibility in contrast with the total heavy metal level in the tissues. in this study, bioaccessibility of Cd, Cr, Cu, Mn, Ni, Pb, and Zn ... -
Bycatch in the commercial beam trawl fishery for Rapa Whelk in the Black Sea
(Natl Centre Marine Research, 2018)The current study was aimed to investigate the bycatch in commercial beam trawls used in the rapa whelk (Rapana venosa) fishery during September 1, 2015, and April 30, 2016. Four commercial boats using beam trawls were ...