Başlık için Fen Edebiyat Fakültesi listeleme
Toplam kayıt 1393, listelenen: 131-150
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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, ... -
Calculation of thermodynamic properties of the most important forty-seven different solvents to create an information data bank through semi-empirical quantum methods used in determination of theoretical pKa
(Natl Inst Science Communication-Niscair, 2020)In this study, we have calculated the thermodynamic properties, especially in determining the theoretical acidic properties and pKa values of organic compounds, as enthalpy (Delta H, kcal/mol), heat capacity (C, cal/Kmol), ... -
Can herbal products be alternative root canal irrigation solutions in primary teeth? An in vitro study
(Elsevier, 2022)Objectives: To evaluate antimicrobial properties and smear layer removal efficiency of various plant extracts and apple cider vinegar (AV). Methods: A total of 112 primary molars roots were randomly divided into two groups ... -
The cardioprotective mechanism of phenylaminoethyl selenides (PAESe) against doxorubicin-Induced cardiotoxicity involves frataxin
(Frontiers Media, 2021)Doxorubicin (DOX) is an anthracycline cancer chemotherapeutic that exhibits cumulative dose-limiting cardiotoxicity and limits its clinical utility. DOX treatment results in the development of morbid cardiac hypertrophy ... -
Carriage of class 1 and 2 integrons in acinetobacter baumannii and pseudomonas aeruginosa isolated from clinical specimens and a novel gene cassette array: bla(OXA-11)-cmlA7
(Ankara Microbiology Soc, 2014)The dissemination of antibiotic resistance genes between bacteria leads to serious problems in the treatment of infectious diseases. It has been shown that resistance genes can also be carried by the integrons. There are ... -
Carriage of mobilizable plasmid-mediated ?-lactamase gene in ampicillin-resistant Escherichia coli strains with origin of normal fecal flora
(TUBİTAK, 2006)Aim: The aim of this study was to investigate the carriage of ?-lactamase genes in ampicillin-resistant (Ampr) Escherichia coli (E. coli) isolates from human normal fecal flora. Methods: Ten Amp r E. coli strains isolated ... -
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 ... -
Catalytic activity of palladium doped activated carbon from waste coffee on some environmental pollutants
(Elsevier, 2022)The presence of nitro compounds and such commercial dyes as Congo red, methylene blue, methyl orange and methyl red in water/wastewater causes environmental issues. The treatment of such industrial contaminants, new efficient ... -
Caucasoseris, a new genus of subtribe Chondrillinae (Asteraceae: Cichorieae) for the enigmatic Prenanthes abietina
(2022)A new genus, Caucasoseris, is established to accommodate Prenanthes abietina, a species of hitherto uncertain systematic position distributed in the western Caucasus and northeasternmost Turkey in montane conifer and mixed ... -
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 ... -
Cellulose ester-based aerogel: lightweight and highly water-absorbent
(American Chemical Society, 2023)Cellulose was extracted from waste generated by pruning tea stem wastes. The interaction between pure cellulose and homophthalic acid produced a light (0.22 g·cm-3) and eco-friendly hybrid aerogel product that is highly ... -
Cenab Şahabeddin şiirlerinde ifade etme arzusu
(Hacettepe Üniversitesi Türkiyat Araştırmaları Enstitüsü, 2021)Servet-i Fünûn, üslup ve ifadede radikal değişikliklerin olduğu tartışmalı bir dönemdir. Yalnızca şiirde değil, romanda da radikal denilebilecek dil kullanımları görülür. Bu neslin ifade probleminde yatan art alan çok ... -
Chalcone-based dipolar cycloaddition of novel heteroaromatic compounds: Their anticancer examination
(Elsevier, 2023)In this study, new chalcone-isoxazole-based hybrid derivatives (12, 13, 18, and 21) and chalcone-triazole hybrid molecules (26) were synthesized using the click chemistry approach. Among these hybrid molecules, 12, 13, 21, ... -
Changes in anatomical and physiological parameters of soybean under drought stress
(Turkiye Klinikleri, 2011)Anatomical changes in the root, stem, and leaf of soybean (Glycine max (L.) Merr. cv. Nazli{dotless}can) plants under drought stress were studied by light microscope and their significance was evaluated by numerical analysis. ... -
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 ... -
Characteristics in the whole-genome sequence of Klebsiella pneumoniae ST147 from Turkey
(Akademia Kiado Zrt., 2022)The study aimed to analyze antibiotic resistance determinants in a carbapenem-resistant Klebsiella pneumoniae by whole-genome sequencing (WGS). K. pneumoniae was isolated from a urine sample and it was characterized by 16S ... -
Characterization and inhibition studies of carbonic anhydrase from gill of Russian Sturgeon Fish (Acipenser gueldenstaedtii)
(Taylor & Francis Ltd, 2016)An alpha-carbonic anhydrase (CA, EC 4.2.1.1) was purified and characterized kinetically from gill of Acipenser gueldenstaedtii as an endangered sturgeon species. the carbonic anhydrase was purified 66-folds with yield 20.7% ... -
Characterization and pillaring of a Turkish bentonite (Resadiye)
(Elsevier, 2007)The shifts of the Si{single bond}O{single bond}Si stretching and the Si{single bond}O{single bond}Al and Si{single bond}O{single bond}Si bending modes, as well as the free silica peak in the IR spectra and the strengthening ...
