Başlık için Fen Fakültesi listeleme
Toplam kayıt 1146, listelenen: 1123-1142
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Urease immobilized piezoelectric quartz crystal for urea conversion
(2008)In this study, the immobilization of the enzyme urease on the surface of the quartz crystal was reported. The layer growth on silver electrode resonator was monitored with QCM and the catalytic activity of the enzyme layer ... -
Usability of natural titanium-iron oxide as filler material for ionizing electromagnetic radiation shielding composites; preparation, characterization and performance
(Springer, 2016)In the study, usability of natural titanium-iron oxide filler for ionizing electromagnetic radiation (IEMR) shielding composites with isophthalic polyester (PES) matrix was investigated for the first time. Shielding ... -
Usage of Different Prior Distributions in Bayesian Vector Autoregressive Models
(Hacettepe Univ, Fac Sci, 2009)In Bayesian vector autoregressive models, the Litterman or Minnesota Prior is widely used. However, in some cases, the Minnesota prior is not the best prior distribution that can be used. Thus, other prior distributions ... -
The use of RAPD-PCR analysis in characterization of Liriomyza congesta (Becker 1903), Agromyza apfelbecki strobl,1902 and Chromatomyia horticola (Goureau, 1851) species collected from Turkey
(2006)Liriomyza trifolii (Burgess, 1880), Liriomyza congesta, (Becker, 1903) Agromyza apfelbecki Strobl, 1902 ve Chromatomyia horticola (Goureau, 1851) türleri Türkiye’nin tarımsal alanlarında önemli sebze zararlılarındandır. ... -
Using machine learning algorithms to identify predictors of social vulnerability in the event of a hazard: Istanbul case study
(COPERNICUS GESELLSCHAFT MBH, 2023)What extent an individual or group will be affected by the damage of a hazard depends not just on their exposure to the event but on their social vulnerability - that is, how well they are able to anticipate, cope with, ... -
The utility of NBS-profiling for characterization of yellow rust resistance in an F-6 durum wheat population
(Indian Acad Sciences, 2019)Seedling and adult plant (field) resistance to yellow rust in the durum wheat (Triticum turgidum ssp. durum) cross Kunduru-1149 x Cham-1 was characterized using a functionally-targeted DNA marker system, NBS-profiling. ... -
Utilization of an exopolysaccharide produced by Chryseomonas luteola TEM05 in alginate beads for adsorption of cadmium and cobalt ions
(Elsevier Sci Ltd, 2005)Cadmium and cobalt adsorption from aqueous solution onto calcium alginate, sodium alginate with an extracellular polysaccharide (EPS) produced by the activated sludge bacterium Chryseomonas luteola TEM05 and immobilized C ... -
$UV/H _2O _2/TiO _2$/Sep. nanopartikül kullanılarak zeytin karasuyunda fotokatalitik bozunma ve renk giderimi
(2010)Bu çaışmada, Sepiyolit minerali ve $TiO _2$ bir arada kullanılarak, $TiO _2$/Sep. nanokompozit materyali elde edildi. Daha sonra, bu materyal kullanılarak UV ve $H _2O _2$'li ortamda zeytin karasuyu gibi organik yükü yüksek ... -
Validation of a blood gas device for ionized calcium analysis in Holstein cows
(American Society for Veterinary Clinical Pathology, 2023)Background: Accurate analysis of ionized calcium (iCa) is critical for the detection of hypocalcemia or subclinical hypocalcemia. The Edan i15 Vet (EDAN) blood gas device has not been validated for iCa in dairy cows. ... -
Variation in cold tolerance in F-6 durum wheat [Triticum turgidum (L.) Tell. convar. durum (Desf.) Mackey] RILs and the relationships of cold tolerance with some quality parameters and genetic markers
(Cambridge Univ Press, 2020)Low temperature is one of the critical factors for determining agricultural production. Therefore, the main objective was to develop the durum wheat lines, which are tolerant to cold particularly in Central Anatolia. The ... -
The vegetation of Cimen Mountain (Kahramanmaras)
(2001)This investigation was carried out between 1995 and 1996 in order to research the vegetation of imen Mountain (Kahramanmaraß). The research area is situated at about 20 km to the south-west of Kahramanmaraß. Vegetation ... -
Viscoelasticity, dielectric anisotropy, and birefringence in the nematic phase of three four-ring bent-core liquid crystals with an L-shaped molecular frame
(Royal Soc Chemistry, 2013)Molecular shape is an important factor in determining the material properties of thermotropic liquid crystals (LCs). We synthesized and investigated several LC compounds formed by asymmetrically bent molecules with a rigid ... -
The visibility of IQHE at sharp edges: experimental proposals based on interactions and edge electrostatics
(Iop Publishing Ltd, 2012)The influence of the incompressible strips on the integer quantized Hall effect (IQHE) is investigated, considering a cleaved-edge overgrown (CEO) sample as an experimentally realizable sharp edge system. We propose a set ... -
VitD3-loaded solid lipid nanoparticles: stability, cytotoxicity and cytokine levels
(Taylor & Francis Ltd, 2017)Vitamin D3 (VitD3) has several beneficial effects on many metabolic pathways such as immunity system, bone development. The aim of the study, encapsulation of VitD3 with solid lipids, determine encapsulation efficiency and ... -
Volatile compound profile and essential oil composition of three wild Algerian aromatic plants with their antioxidant and antibiofilm activities
(SPRINGER, 2021)Aromatic plants represent a natural source of bioactive compounds. Even their essential oils attracted the interesting of many researchers for their biological activities. Therefore, the aims of this work were to analyze ... -
Volatile Compound Profiling of Seven Tuber Species Using HS-SPME-GC-MS and Classification by a Chemometric Approach
(PMC, 2023)Edible mushrooms are important providers of nutrients and are well recognized for their particular organoleptic properties. The volatiles that Tuber releases serve purposes beyond simply appealing to our sense of smell. ... -
Voltammetric determination of caffeine by using gold nanoparticle-glassy carbon paste composite electrode
(Elsevier Sci Ltd, 2017)In the present study, simple and sensitive voltammetric determination of caffeine was carried out by using a gold nanoparticle-glassy carbon paste composite electrode (AuNP-GCPE) in 3.2 mM H2SO4 (pH 2.5). The effects of ... -
Water based PHEMA hydrogels for controlled drug delivery
(Walter de Gruyter Gmbh, 2018)Objective: In the scope of presented work, synthesis of water based acrylate hydrogels, characterization, and their usage in controlled drug release systems were aimed to investigate. Methods: Synthesis of acrylate based ... -
Water quality assessment of Selendi Stream and comparative performance of the indices based on benthic macroinvertebrates and physicochemical parameters
(Springer Science and Business Media Deutschland GmbH, 2021)The main objective of the present study was to investigate the water quality of the Selendi Stream and to compare the performance of the indices. Biotic and diversity indices based on benthic macroinvertebrates have been ... -
What do we need for the lithium-air batteries: A promoter or a catalyst?
(Pergamon-Elsevier Science Ltd, 2016)LaSr-based perovskite materials are frequently studied as catalyst at the cathode of the lithium-air batteries (LAB). In this study, we compared Pb, Ba and Sr in the form of La0.65X0.35MnO3 (X = Pb, Ba, Sr) at the cathode ...
