Yayıncı "Pergamon-Elsevier Science Ltd" WoS İndeksli Yayınlar Koleksiyonu için listeleme
Toplam kayıt 87, listelenen: 41-60
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Improving thermal performance of thermoelectric coolers (TECs) through a nanofluid driven water to air heat exchanger design: An experimental research
(Pergamon-Elsevier Science Ltd, 2020)In this study, impacts of nanofluid use in thermoelectric coolers (TECs) on cooling power and main performance parameters are investigated through a comprehensive experimental methodology. For this purpose, a water cooled ... -
Improving thermal power of a cylindrical solar cooker via novel micro/nano porous absorbers: A thermodynamic analysis with experimental validation
(Pergamon-Elsevier Science Ltd, 2018)In this paper, cylindrical solar cookers with microporous absorbers are experimentally and numerically investigated in terms of thermodynamic performance figures. For a typical spring day in Bayburt, which is a good example ... -
Influence of film thickness and composition on the martensitic transformation in epitaxial Ni-Mn-Sn thin films
(Pergamon-Elsevier Science Ltd, 2015)Two series of epitaxial Ni-Mn-Sn thin films of different thickness are investigated for the thickness and composition dependence of the martensitic transformation. Thin films ranging in thickness from 20 to 200 nm (series ... -
Influence of lavender oil inhalation on vital signs and anxiety: A randomized clinical trial
(Pergamon-Elsevier Science Ltd, 2019)Objective: To investigate the effectiveness of lavender oil (Lavandula cutgustifolia Mill) inhalation on anxiety, mood, and vital signs (blood pressure, respiratory rate, heart rate, and saturation) of patients undergoing ... -
Investigation of micro-tube solid oxide fuel cell fabrication using extrusion method
(Pergamon-Elsevier Science Ltd, 2016)Extrusion is one of the most effective and inexpensive methods used in the production of ceramic tubes for tubular or micro-tubular solid oxide fuel cell (SOFC) applications. in this method, the parameters such as the ... -
Investigation of temperature distribution and performance of SOFC short stack with/without machined gas channels
(Pergamon-Elsevier Science Ltd, 2016)Solid oxide fuel cells (SOFCs) generate clean energy via electrochemical reactions at high operating temperatures. the distribution of the electrochemical reactions in the cell depends on the flow field design of the ... -
The local structure and magnetic correlations in La(Fei(1-x)Mn(x))AsO system
(Pergamon-Elsevier Science Ltd, 2019)The local structure of La(Fei(1-x)Mn(x))AsO, showing suppression of long-range magnetic order by Mn-substitution, has been studied. Extended X-ray absorption fine structure (EXAFS) measurements at As K-edge and Fe K-edge ... -
Local structure displacements in La1-xCex OBiSSe as a function of Ce substitution
(Pergamon-Elsevier Science Ltd, 2020)We have investigated the local structure of layered La1-xCexOBiSSe system by Bi L-3 -edge extended X-ray absorption fine structure (EXAFS) measurements for different Ce substitutions. Ce L-3-edge X-ray absorption spectroscopy ... -
Metal-organic frameworks based on copper(I) iodide and pyridine-3,5-dicarboxylic acid: Synthesis, crystal structures and luminescent properties
(Pergamon-Elsevier Science Ltd, 2016)Two metal -organic frameworks (MOFs) with pyridine-3,5-dicarboxylic acid (H(2)pdc), {[(CuI)-I-I][Cu-II(pdc) (H2O)]center dot 1.5MeCN center dot H2O} (1) and {[Cu(MeCN)(4)]center dot 2[(CuI)-I-I]center dot 2[Cu(2)(II)pdc) ... -
Microplastic pollution profile of Mediterranean mussels (Mytilus galloprovincialis) collected along the Turkish coasts
(Pergamon-Elsevier Science Ltd, 2020)Plastics profoundly threatens ecological balance in marine ecosystems across the globe in the current era of industrialization. Microplastics (MP), in particular, can pose risks reaching humans through the food web via ... -
Molecular docking studies and synthesis of novel bisbenzimidazole derivatives as inhibitors of alpha-glucosidase
(Pergamon-Elsevier Science Ltd, 2016)A series of bisbenzimidazole derivatives starting from o-phenylenediamine and 4-nitro-o-phenylenediamine were prepared with oxalic acid. Most of the reactions were conducted using both the microwave and conventional methods ... -
Molecular phylogeny of the genus Capoeta (Teleostei: Cyprinidae) in Anatolia, Turkey
(Pergamon-Elsevier Science Ltd, 2017)Phylogeny of Capoeta genus distributed in Anatolia were carried out by analysing mitochondria cytochrome b gene (1140 bp) sequences from 332 samples representing 59 populations of 15 species across their geographical ... -
A new approach to determine the outdoor temperature distributions for building energy calculations
(Pergamon-Elsevier Science Ltd, 2014)This study formulated annual, monthly and hourly ambient temperature distributions for simplifying the calculation of cooling and heating degree-hours. in this regard, Turkey was selected as an application country, of which ... -
The new face of violence tendency: Cyber bullying perpetrators and their victims
(Pergamon-Elsevier Science Ltd, 2016)The present study examines the role of violence tendecy on cyberbullying perpetrations and their victims. Turkish adolescents [N = 286,167 girls (58,4%) and 119 boys (41,6%)] aged 15-18 years [mean age of 17.6 years ... -
A novel approach for estimation of photovoltaic exergy efficiency
(Pergamon-Elsevier Science Ltd, 2012)In this study, a novel approach is proposed to determine the maximum amount of exergy from the sun when applied to a conventional photovoltaic (PV) system in order to formulate its exergy efficiency. the variations of ... -
Novel phthalocyanines bearing 1,2,4 triazole substituents: Synthesis, characterization, photophysical and photochemical properties
(Pergamon-Elsevier Science Ltd, 2020)4-(4,5-Diphenyl-4H-1,2,4-triazol-3-ylthio)phthalonitrile ( 3) and its non-peripherally tetra substituted zinc(II) phthalocyanine (4) and magnesium(II) phthalocyanine (5) derivatives were prepared. the novel compounds 3-5 ... -
Parametric study of exergetic sustainability performances of a high altitude long endurance unmanned air vehicle using hydrogen fuel
(Pergamon-Elsevier Science Ltd, 2016)Exergetic sustainability performances such as, exergy efficiency, waste exergy ratio, environmental effect factor and exergetic sustainability index of a HALE UAV were investigated parametrically. the UAV and its high ... -
A parametric study on exergetic sustainability aspects of high-pressure hydrogen gas compression
(Pergamon-Elsevier Science Ltd, 2016)This paper presents a parametric study on exergetic sustainability aspects of high-pressure-hydrogen gas compression process in terms of exergy. in this regard, a single stage, two-stage, three-stage and four-stage-hydrogen ... -
A parametric study on thermodynamic performance of a SOFC oriented hybrid energy system
(Pergamon-Elsevier Science Ltd, 2019)In this paper, a parametric study of the performance of a SOFC system for several types of supplied fuels is carried out. A SOFC system which is assisted by some energy resources, namely biomass, solar energy and natural ... -
Performance assessment of a novel hybrid district energy system
(Pergamon-Elsevier Science Ltd, 2012)In this paper, a new hybrid system for improving the efficiency of geothermal district heating systems (GDHSs) is proposed. This hybrid system consists of biogas based electricity production and a water-to-water geothermal ...