Başlık için Fakülteler listeleme
Toplam kayıt 6489, listelenen: 6377-6396
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Volatile constituents and antimicrobial activity of vinca major l. Subsp. hirsuta (boiss) stearn grown in turkey
(Marmara University, 2021)In this study, volatile compounds (VCs) in the essential oil (EO), SPME and SPME of n-hexane extract of Vinca major subsp. hirsuta (Boiss.) Stearn were analyzed by GC-FID/MS instrument. A total of 32, 38, and 26 compounds ... -
Volatile oil yield and composition, total phenolic content, antioxidant activity and secondary metabolite content of collected thymus praecox species in Rize
(Wiley, 2023)In this study, the volatile oil yield (Clevenger), volatile oil (VO) composition (Gas Chromatography), phenolic contents (UV-VIS Spectrophotometer), antioxidant activities (UV-VIS Spectrophotometer) and secondary metabolite ... -
Volatile secondary metabolites of Hypericum tetrapterum and Hypericum bithynicum
(Elsevier, 2022)The phytochemical analyses on the flowering aerial parts resulted in identification of 32 and 30 compounds which represent 100% of total volatile components in Hypericum tetrapterum and Hypericum bithynicum (Hypericaceae), ... -
Volatile secondary metabolites of six Turkish Hypericum species: chemical composition and chemotaxonomic significance
(Taylor & Francis Ltd., 2023)Volatile secondary metabolite profiles of 20 wild populations of six taxa from four sections of Turkish Hypericum (Hypericaceae; H. orientale, H. bupleuroides, H. venustum, H. hirsutum, H. linarioides and H. androsaemum) ... -
Volatiles and antimicrobial activity of the essential oils of the mosses pseudoscleropodium purum, eurhynchium striatum, and urhynchium angustirete grown in Turkey
(ACG Publications, 2015)The chemical composition of the essential oils from all parts of Pseudoscleropodium purum, Eurhynchium striatum and Eurhynchium angustirete were analysed by GC-FID-MS. Sixty-five, thirty-four and seven compounds, accounting ... -
Volkanik tüf esaslı geopolimerlerin basınç dayanımına kür süresi ve sıcaklığın etkileri
(Gümüşhane Üniversitesi, 2021)Çimento klinkeri üretimi esnasında atmosfere salınan CO2 gazı sera etkisi nedeniyle küresel ısınmaya neden olmaktadır. Günümüzde bu durum çok tehlikeli boyutlara ulaşmış olup insan yaşamını tehdit eder hale gelmiştir. Bu ... -
Voltammetric sensor based on poly(3-methylthiophene) synthesized in dichloromethane for tyramine determination in moldy cheese
(Elsevier Science Sa, 2018)Black adherent P3MT film was potentiodynamically deposited on Pt electrode in dichloromethane solvent containing 0.5 M 3-methylthiophene and 0.1 M tetrabutylammonium perchlorate. P3MT-coated platinum electrode was used for ... -
Vulnerable geosites of cayirbagi-calkoy (Duzkoy-Trabzon) in the Eastern Black Sea region of NE Turkey and their geotourism potential
(Springer Heidelberg, 2019)Geotourism is a relatively new branch of tourism dealing with geosites, which are special places that exhibit aspects that characterize the complex history of the Earth. This contribution aims to report an inventory of ... -
Vulvar dermatozlar
(2017)Vulvar dermatozlar sık görülür. Ancak vulvanın kendine özgü anatomik ve fizyolojik yapısı teşhis ve tedaviyi zorlaştırır. Vulvar dermatozların tanısında ayrıntılı anamnez ve dikkatli muayene oldukça önemlidir. Uluslararası ... -
Vulvar fibroadenoma: an unusual cause of vulvar mass
(Erciyes University Faculty of Medicine, 2021)A 21-year-old nulliparous woman was admitted to our hospital with a 6-month clinical history of vulvar mass. Physical examination revealed a painless, pedunculated, nodular mass on the right labia major. -
W doped SnO2 growth via sol-gel routes and characterization: Nanocubes
(Elsevier Gmbh, 2013)The effects of W doping on the characteristical properties of SnO2 thin films prepared by sol-gel spin coating method were investigated. the SnO2 thin films were deposited at various W doping ratios and characterized by ... -
Was it just joke? Cyberbullying perpetrations and their styles of humor
(Pergamon-Elsevier Science Ltd, 2016)The present study examines humor styles of cyberbullying perpetrations. Turkish adolescents (N = 489) aged 15-18 years were recruited from different high school types. Participants completed the Revised Cyberbullying ... -
Water oxidation electrocatalysis with a cobalt-borate-based hybrid system under neutral conditions
(Wiley-V C H Verlag Gmbh, 2018)The development of new water oxidation electrocatalysts that are both stable and efficient, particularly in neutral conditions, holds great promise for overall water splitting. in this study, the electrocatalytic water ... -
The water quality of streams flowing İnto South Eastern Black Sea coasts in terms of physico-chemical properties
(Parlar Scientific Publications (P S P), 2018)The purpose of this study is to determine the physico-chemical properties (temperature, pH, dissolved oxygen, electrical conductivity, suspended solid, nitrite nitrogen, nitrate nitrogen, orthophosphate and sulphate) within ... -
Water-filled vesicles of choroid plexus tumors
(Lippincott Williams & Wilkins, 2019)Objective: Choroid plexus cysts are the most common neuroepithelial cysts. Methods: the authors describe 2 cases. the first case is a 1-year-old child presenting with hydrocephalus and cyst of the choroid plexus. the child ... -
Water-soluble phthalocyanines containing azo dye; microwave-assisted synthesis and photochemical properties of ZnPcs
(Bilimsel Teknik Araştırma Konseyi Türkiye- TÜBİTAK, 2014)Novel water-soluble metallophthalocyanines (M: Co, Ni, Cu, Zn) containing azo dye were characterized. The structures were confirmed by IR, UV/vis, 1 H NMR, 13C NMR, mass spectroscopy, and elemental analysis. Photochemical ... -
Weather impact on solar farm performance: A comparative analysis of machine learning techniques
(MDPI, 2023)Forecasting the performance and energy yield of photovoltaic (PV) farms is crucial for establishing the economic sustainability of a newly installed system. The present study aims to develop a prediction model to forecast ... -
Web-based survey of food hypersensitivity in general adult population
(Wiley-Blackwell, 2015)Background: There is limited and inconsistent data on the prevalence of food hypersensitivity (FH) in adult population. Sociocultural conditions and dietary habits may be responsible for the discordance. Furthermore ... -
Website Performances of Commercial Banks in Turkey
(Dumlupınar Üniversitesi Sosyal Bilimler Dergisi, 2020)Bu çalışmanın amacı, “Çok Kriterli Karar Verme” (ÇKKV) yöntemlerini kullanarak, Türkiye’deki ticari bankaların web sitesi performanslarını ölçmektir. Bu kapsamda üç ÇKKV yönteminin (AHP, TOPSIS, VIKOR) bir arada kullanılması, ... -
Weight loss as the first-line therapy in patients with severe obesity and obstructive sleep apnea syndrome: the role of laparoscopic sleeve gastrectomy
(Springer, 2021)Purpose the objective of this study is to investigate the effects of laparoscopic sleeve gastrectomy (LSG) on the polysomnographic parameters related to OSAS. Materials and Methods We conducted this 3-year prospective ...
