Güncel Gönderiler: DSpac@Bayburt: Bayburt University Institutional Repository
Toplam kayıt 1109, listelenen: 901-920
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A new frost salt scaling mechanism for concrete pavements based on brine rejection from ice layer adhered to concrete surface
(Taylor and Francis Ltd., 2015)In cold regions, highways, airfields or sidewalks are exposed to de-icing agents to thaw the ice layer on pavement surface. In this situation, a progressive surface damage that pulls off flaky chips from concrete pavement ... -
MAC protocols for energy harvesting wireless sensor networks: Survey
(ETRI, 2015)Energy harvesting (EH) technology in the field of wireless sensor networks (WSNs) is gaining increasing popularity through removing the burden of having to replace/recharge depleted energy sources by energy harvester ... -
Investigation of an alternative fuel for diesel engines
(Polish Academy of Sciences, 2015)Internal combustion engines use generally fossil fuel products. World resources of it is limited. Renewable alternative energy sources are getting important solution for energy demand. Hazelnut oil ethyl ester is obtained ... -
The investigation of the effects of frayer model on vocabulary knowledge in social studies [Sosyal bilgilerde kelime hazinesinin geliştirilmesinde frayer modelinin etkisinin ıncelenmesi]
(Ankara University, 2015)The purpose of the present study is to determine the effects of Frayer model on the development of vocabulary knowledge in social studies. A quasi-experimental nonequivalent control group design was used in the study. For ... -
Primary school teacher candidates’ metaphorical perceptions related to multigrade classes concept [Sınıf öğretmeni adaylarının birleştirilmiş sınıf kavramına ilişkin metaforik algıları]
(Ankara University, 2015)The purpose of the present study was to determine the teacher candidates’ perceptions related to ‘multigrade classes’ concept through metaphors. The study was conducted with the students who studied at their fourth (final) ... -
Some new records and one new species of the genus Lebertia Neuman (Acari: Hydrachnidia: Lebertiidae) from Turkey
(Turkiye Klinikleri Journal of Medical Sciences, 2015)In this study, water mites of the genus Lebertia Neuman, 1880 (Acari: Hydrachnidia) collected from Antalya, Artvin, Bingöl, Erzurum, Kahramanmaras, and Siirt provinces of Turkey are presented. In total, 12 species were ... -
Measuring attention in second language reading using Eye-tracking: The case of the noticing hypothesis
(International Group for Eye Movement Research, 2015)Taking Schmidt's (1990) noticing hypothesis as point of departure this study aims to measure attention and learning gains during second language (L2) reading by making use of eye-tracking methodology. Relying on Robinson's ... -
New data on the genus Axonopsis Piersig, 1893 (Acari: Hydrachnidia, Aturidae) in Turkey
(Bulgarian Academy of Sciences, 2015)New records of the water mites of the genus Axonopsis Piersig, 1893 (Acari: Hydrachnidia, Aturidae) from Siirt Province, Turkey, are presented in this paper. Two subgenera and three species are newly recorded to the Turkish ... -
The views of mathematics teachers on the factors affecting the integration of technology in mathematics courses
(Social Science Press, 2015)The aim of this study was to determine the views of mathematics teachers on the factors that affect the integration of technology in mathematic courses. It is a qualitative case study. The sample size of the study is 10 ... -
Impact of the exopolysaccharide layer on biofilms, adhesion and resistance to stress in Lactobacillus johnsonii FI9785
(BioMed Central Ltd., 2015)Background: The bacterial cell surface is a crucial factor in cell-cell and cell-host interactions. Lactobacillus johnsonii FI9785 produces an exopolysaccharide (EPS) layer whose quantity and composition is altered in ... -
GaN thin film deposition on glass and PET substrates by thermionic vacuum arc (TVA)
(Elsevier Ltd, 2015)In this paper, GaN thin film production was realized by thermionic vacuum arc (TVA), a plasma deposition technique, for the first time. We present a new deposition mechanism for GaN thin films with a very short production ... -
A study on optical, morphological and mechanical properties of Al2O3 ultra-thin films deposited by RF reactive magnetron sputtering
(Inderscience Enterprises Ltd., 2015)The Al2O3 ultra-thin films with the thicknesses of 30 nm and 35 nm were deposited on glass microscope slides by a radio frequency reactive magnetron sputtering system. The optical, morphological and mechanical properties ... -
The Effect of pH and Temperature on Cabbage Volatiles During Storage
(Blackwell Publishing Inc., 2015)During storage of shredded cabbage, characteristic sulfurous volatile compounds are formed affecting cabbage aroma both negatively and positively. Selected ion flow tube-mass spectrometry (SIFT-MS) was used to measure the ... -
The optimization of multi-storey composite steel frames with genetic algorithm including dynamic constraints [Çok katli kompozit çelik çerçevelerin genetik algoritma ile dinamik sinirlayicin optimizasyonu]
(Turkish Chamber of Civil Engineers, 2015)Optimum design of the structures, in other words designing the structures with minimum weight is one of the major research areas in structural engineering. The priority during optimization process is to ensure whether the ... -
Soil stabilization with using waste materials against freezing thawing effect
(Polish Academy of Sciences, 2015)Freezing-thawing processes hapenning in seasonally cold climate cause deformation of soil in time of freezing and strength loss while thawing. Problems of ground frost heave and soil softening belong to the important ... -
Investigation of Comet Wild-2 in terms of effective atomic numbers
(Elsevier Ltd, 2015)Effective atomic numbers (Zeff) and effective electron densities (Nel) of 69 samples collected from Comet Wild-2 within scope of Stardust mission were determined in the energy range from 1 keV to 100 GeV. The data were ... -
Genotoxic and antigenotoxic potentials of two Usnea species
(2015)For ages, lichens have long been investigated popularly for biological roles, mainly antitumor, antimicrobial and antioxidant activities. Many positive results were obtained in these previous research. Thus, in this study, ... -
Effect of in situ exopolysaccharide production on physicochemical, rheological, sensory, and microstructural properties of the yogurt drink ayran: An optimization study based on fermentation kinetics
(Elsevier Inc., 2015)Exopolysaccharide (EPS)-producing starter cultures are preferred for the manufacture of fermented milk products to improve rheological and technological properties. However, no clear correlation exists between EPS production ... -
Structure'activity relationships and quantitative structure'activity relationships modeling of some 3-(aryl)-N-(aryl)-1,2,4-Oxadiazol-5-Amine derivatives as anti-proliferative agents
(American Scientific Publishers, 2015)Quantitative structure activity relationship studies were performed on a series of 3-(aryl)-N-(aryl)- 1,2,4-oxadiazol-5-amines as anti-proliferative agents, multiple linear regression analysis was performed to derive ... -
Investigation of transmitted, reflected, and absorbed powers of periodic and aperiodic multilayered structures composed of bi-anisotropic metamaterial slab and conventional material
(Elsevier, 2015)In this study, we investigate transmitted, reflected, and absorbed powers in forward and backward directions of periodic and aperiodic multilayered structures composed of bi-anisotropic metamaterial (MM) slab and conventional ...