Bölüm "RTEÜ, Fen - Edebiyat Fakültesi, Fizik Bölümü" FEF, Fizik Bölümü Koleksiyonu için listeleme
Toplam kayıt 317, listelenen: 21-40
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Assessing pollution levels and health effects of heavy metals in sediments around Cayeli copper mine area, Rize, Turkey
(Bellwether Publishing, Ltd., 2021)Heavy metal concentrations of Mn, Cr, Fe, Ni, Cu, Zn, Cd and Pb in sediment samples collected from 12 stations in the Black Sea coast, Buyukdere and Sabuncular streams around Cayeli copper mine area in Rize, Turkey were ... -
Assessment of human health risk from heavy metals levels in water and tissues of two trout species (Oncorhynchus mykiss and Salmo coruhensis) from the Frtna and Guneysu Rivers in Turkey
(Taylor & Francis Inc, 2017)Human health risks were evaluated from consumption of heavy metal contaminated fish from the Firtina and Guneysu Rivers in Rize. the study was aimed to assess heavy metal load in water and two fish species. the potential ... -
Assessment of metal concentrations (Cu, Zn, and Pb) in seawater, sediment and biota samples in the coastal area of Eastern Black Sea, Turkey
(Pergamon-Elsevier Science Ltd, 2017)This study investigated the contents of Cu, Zn and Pb in seawater, sediment, different shell sizes of mussel (Mytilus galloprovinciaIis) and sea snail (Rapana venosa) samples collected from four different provinces of the ... -
The assessment of radioactivity and radiological hazards in soils of Bolu province, Turkey
(Taylor & Francis Ltd, 2019)The radioactivity levels in soil samples of Bolu province of north-western Turkey have been determined. There has been no information about radioactivity measurement reported in soil samples in Bolu province so far. For ... -
Assessment of radiological levels at schools in trabzon, turkey
(Sage Publications, 2013)In this study, a survey on environmental radioactivity in 16 high schools located in north eastern region of Turkey (the black sea region, province of Trabzon) was carried out. Indoor air radon (222Rn) concentrations were ... -
A atudy on hydrothermal grown CdS nanospheres: effects of Cd/S molar ratio
(2019)The study reports the influences of altering of Cd/S molar ratio on some physical properties of hydrothermal grown CdS nanospheres. Cd/S molar ratios were chosen as 1:0.5, 1:1, 1:2, 1:3 and 1:4 in the stock solution. X-ray ... -
Bazı seramiklerin düşük enerjili gamalar için radyasyon soğurma kapasitelerinin belirlenmesi
(TUBITAK, 2021)İnsanların çoğu zamanını binaların (ev, ofis, okul, avm vs.) içerisinde geçirdiği göz önünde bulundurulduğunda yapı malzemelerinin radyasyon tutuculuk özelliklerinin önemli olduğu görülür. Bu bağlamda binalarda sıkça ... -
Beam dynamic studies at accelerator system of gun for a self-amplified spontaneous emission free electron laser project
(Elsevier, 2021)One of the important factors in high radiation generation facilities is the production of a high quality electron beam. To do that, the requirements of an optical electron source, such as current, radiation emission, etc. ... -
Binding energies of shallow donors in polar ZnO/ZnBeO quantum well
(Elsevier, 2024)This study examines a single wurtzite ZnO/ZnBeO quantum well structure oriented in the polar c -direction. The focus is on investigating the binding energies associated with an impurity donor atom within this system. To ... -
Bio-kinetics of cesium-137 in Mediterranean mussel (Mytilus galloprovincialis) and sea snail (Rapana venosa) via seawater exposure
(Elsevier, 2021)Accumulation and depuration kinetics in the samples of mussel (Mytilus galloprovincialis L. 1758) and sea snail (Rapana venosa (Valenciennes, 1846)) exposed to Cs-137 radioisotope via seawater exposure were investigated ... -
Bulk MgB2 superconductor for levitation applications fabricated with boron processed by different routes
(Elsevier, 2023)Bulk MgB2 discs were prepared by an in situ route from mixtures of magnesium and boron powders. The boron powders were produced by two methods. The first one consisted of a self-propagating high tem-perature magnesiothermic ... -
Bıomonıtorıng of heavy metals by moss and soıl around Afsın-Elbıstan coal-fıred power plant ın the east-medıterranean regıon of Turkey
(Parlar Scientific Publications (P S P), 2013)This research investigated heavy metal pollution around the Afsin-Elbistan coal-fired power plant, one of the most important energy power plants in Turkey, by means of analyzing moss and soil samples collected in the ... -
Calculation of radiation attenuation coefficients, effective atomic numbers and electron densities for some building materials
(2012)Some building materials, regularly used in Turkey, such as sand, cement, gas concrete (lightweight, aerated concrete), tile and brick, have been investigated in terms of mass attenuation coefficient, effective atomic, ... -
Calculation of radiation doses to human organs from consumption of marine fish
(Inderscience Publishers, 2008)In the present work, radiation doses are estimated from the analysis of 40K, 137Cs, 226Ra and 228Ra radionuclides in marine fish of the Bay of Bengal, accumulated in ten different human organs: red marrow, lung, thyroid, ... -
A case study on pollution and a human health risk assessment of heavy metals in agricultural soils around Sinop province, Turkey
(Pergamon-Elsevier Science Ltd, 2020)In the present study, the concentration levels of heavy metals such as Cr, Fe, Ni, Cu, Zn, As and Pb in soil samples collected from 88 sampling locations around Sinop Province, Turkey were measured using energy dispersive ... -
CdSe thin films-based photodetector doped with Cu, In and Ga atoms: a comparative work
(Springer, 2023)The present work demonstrates a comparison of performance of Cu, In and Ga-doped CdSe thin films-based photodetectors. Structural, morphological, optical and electrical investigation of Cu, In and Ga-doped CdSe thin films ... -
CdTe thin film solar cells prepared by a low-temperature deposition method
(Wiley, 2010)Low-temperature vacuum deposition instead of the commonly used vacuum deposition at high substrate temperatures has been applied to prepare high efficiency (CdS/CdTe) solar cells. CdS and CdTe thin films have been subsequently ... -
Changing the conductivity type of ultrasonically sprayed ZnO thin films: comparison of the effects of Li, N, and B dopants
(Springer, 2023)ZnO is a material widely used in technological applications. However, the difficulty of preparing p-type ZnO creates a bottleneck for developing ZnO-based devices. In this study, Li, N, and B-doped ZnO thin films were ... -
Characterization of Cu(In,Ga)(Te,S)(2) thin films grown on stainless steel foil substratesIo
(IOP Publishing, 2023)In this study, Cu(In,Ga)(Te,S)(2) (CIGTS) thin films with [Ga]/([In] +/- [Ga]) atomic ratios in the ranges of 0.22-0.28 and 0.50-0.67 were fabricated using a two-stage technique. During the first stage of the technique, ... -
Comparative studies of CdS, CdS:Al, CdS:Na and CdS:(Al-Na) thin films prepared by spray pyrolysis
(Academic Press Ltd- Elsevier Science Ltd, 2015)In the present study, the spray pyrolysis technique was used to prepare pure CdS, 4 at.% Al-doped CdS, 4 at.% Na-doped CdS and (4 at.% Al, 4 at.% Na)-co-doped CdS thin films. It was found from X-ray diffraction data that ...