Browsing by Title
Now showing items 13909-13928 of 14156
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$W(CO)_6/CCl_4/h\nu$ katalizör sistemi ile bazı polimerlerin bozunması
(1999)Bu çalışmada, cis-poli(izopren), cis-poli(bütadien) ve trans-poli(kloropren) in $W(CO)_6/CCl_4/h\nu$ katalizör sistemiyle bozunması incelenmiştir. En etkin bozunma koşulları polimerlerin limit vizkozite sayısındaki değişimle ... -
Waardenburg syndrome type I and small patella syndrome in the same patient
(BLACKWELL SCIENCE ASIA, 1999)… -
Wandering pins: Case report
(2009)İki adet iğne yutan adolesan kız hastamızı sunduk. İğnelerden biri dışkı ile atılırken diğeri kusma sırasında akciğere geçti. Bazen yabancı cisimlerin direk grafideki lokalizasyonları yanıltıcı olabilmektedir. -
Water absorbency studies of gamma-radiation crosslinked poly(acrylamide-co-2,3-dihydroxybutanedioic acid) hydrogels
(ELSEVIER SCIENCE BV, 2004)Water absorbency behaviour of acrylamide (AAm)/2,3-dihydroxybutanedioic acid (DBA) hydrogels synthesized by, gamma-radiation crosslinking of AAm and DBA in an aqueous solution was investigated. Different amounts of DBA ... -
Water quality problems of a gypsiferous watershed: Upper Kizilirmak basin, Sivas, Turkey
(KLUWER ACADEMIC PUBL, 2001)The solubility of the gypsum is generally very high in comparison to many other minerals. The surface and groundwater contacting gypsum formations can easily attain high amounts of total dissolved solids (TDS), calcium, ... -
The water soluble ball-type phthalocyanine as new potential anticancer drugs
(ELSEVIER SCI LTD, 2015)Compound 1 has been prepared by the reaction of 4-nitrophthalonitrile with triethanolamine. Compound 3 has been synthesized with quaternarization of compound 2 which prepared by cyclotetramerization of compound 1. The ... -
Water sorption of denture base resin reinforced with different fibres
(MANEY PUBLISHING, 2010)This study determined the changes in water sorption property of a denture base resin reinforced with five types of fibre. E-glass, polyester, rayon, nylon 6 and nylon 6/6 fibres were cut into 2, 4 or 6 mm lengths, and added ... -
Water sorption, solubility and dimensional changes of denture base polymers reinforced with short glass fibers
(SAGE PUBLICATIONS LTD, 2003)The aim of this study was to determine water sorption, solubility and dimensional stability of injection and compression-molded polymethyl methacrylate based denture base polymer that was reinforced with various concentrations ... -
Water uptake in chemically crosslinked poly(acrylamide-co-crotonic acid) hydrogels
(ELSEVIER SCI LTD, 2005)The aim of this study was to investigate that swelling capability of acrylamide (AAm) hydrogels by adding hydrophilic co-monomer such as crotonic acid (CA). Superswelling poly(acrylamide/crotonic) acid, poly(AAm-co-CA) ... -
Watt-level and sub-100-fs self-starting mode-locked 2.4-µm Cr:ZnS oscillator enabled by GaSb-SESAMs
(09/02/2021)Femtosecond lasers with high peak power at wavelengths above 2 µm are of high interest for generating mid-infrared (mid-IR) broadband coherent light for spectroscopic applications. Cr2+-doped ZnS/ZnSe solid-state lasers ... -
Wavelength converter/amplifier with fine tunability
(IEEE, Piscataway, NJ, United States, 1998)The results of the study of a novel monolithic wavelength converter/amplifier which can be tuned, with the application of an external field are presented. The tuning range is Dl=300 angstrom about the operation wavelength, ... -
A way in determination of patellar position: Ligamentum patellae angle and a neural network application
(PWN-POLISH SCIENTIFIC PUBL, 2014)The patients may show various patellar order samples. Patellofemoral disorders are defined in all cases with patellofemoral pain syndrome. Right and left knees belonging to the 60 men and 60 women volunteers were measured. ... -
Weak and strong forms of continuity of multifunctions
(PERGAMON-ELSEVIER SCIENCE LTD, 2007)In this paper, we introduce new forms of continuity of multifunctions by using the concepts of locally closed set and clopen set. Some properties of these multifunctions are studied and the relationships between several ... -
Weak-strong mixing and ergodicity of Banach space operators on dynamical system
(2000)Bu çalışmada, $(X,\mu,T)$ dinamik sistemin tanımını veriliyor. Daha sonra, $(X,\mu,T)$ dinamik sistem üzerinde zayıf-kuvvetli karışkanlık ve Banach uzayının operatörleri arasındaki ilişkileri sunuluyor. Bunlara ilişkin ... -
Wear behavior of diamond plus SiCp-reinforced metal matrix composite by Taguchi method
(TRANS TECH PUBLICATIONS LTD, 2012)Fe-Co based diamond-reinforced composites (D-MMCs)and diamond+SiC-reinforcedcomposites (D+SiC-MMCs) were produced by cold pressing method. Investigation of the wear behaviorson two-body abrasive wear behavior of the ... -
Wear behavior of diamond+SiCp-reinforced metal matrix composite by Taguchi method
(3rd international Conference on Manufacturing Science and Engineering, ICMSE 2012, 2012)Fe-Co based diamond-reinforced composites (D-MMCs)and diamond+SiC- reinforcedcomposites (D+SiC-MMCs) were produced by cold pressing method. Investigation of the wear behaviorson two-body abrasive wear behavior of the ... -
Wear behavior of different surface treated cam spindles
(ELSEVIER SCIENCE SA, 2006)In this study wear behavior of cam spindles made of five different surface treated nodular cast iron (GGG50) and induction hardened CK45 steels was investigated. In the experiments; PVD-TiN-coated, both borided and ... -
Wear performance of hardened 1.2333 cold work tool steel by plasma electrolysis
(2014)Plasma electrolysis is an electrolytic-chemical-thermal technique that can be used for local hardening of the difierent type of steels. The feasibility of hardening the 1.2333 cold work tool steel by applying a single-stage-local ... -
Wear resistance of Polymethyl Methacrylate (PMMA) with the Addition of Bone Ash, Hydroxylapatite and Keratin
(IOP PUBLISHING LTD, 2018)In this study mechanichal and tribological properties of keratin, bone ash and hydroxylapatite by adding to PMMA (known as the main prosthesis material) were investigated. Hydroxylapatite, bone ash, and keratin materials ... -
WEB TABANLI ÖĞRETİMİN FEN DERSİ BAŞARISINA VE FEN DERSİNE YÖNELİK TUTUMA ETKİSİ: BİR META ANALİZ ÇALIŞMASI
(2018)Bu çalışmanın amacı, Web Tabanlı Öğretimin öğrencilerin fen ders başarısı ve tutumlarına etkisini incelemektir. Bu çalışmada, Meta analiz yöntemi kullanılmaktadır. 2007-2017 yılları arasında konu üzerine yapılmış olan ...
