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Now showing items 21-40 of 387
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Production of Ni-Cr-Ti-natural fibres composite and investigation of mechanical properties
(2015 AIP Publishing LLC, 13.04.2015)Intermetallic materials such as Ni2Ti, Cr2Ti are among advanced technology materials that have outstanding mechanical and physical properties for high temperature applications. Especially creep resistance, low density and ... -
Mineralogical and physicochemical properties of talc from Emirdaǧ, Afyonkarahisar, Turkey
(Turkish Journal of Earth Sciences, 13.06.2013)Lens-shaped talc deposits related to Mesozoic gabbroic rocks are exposed in an area of 2 km , about 80 km northwest of Afyonkarahisar (western Anatolia). Different alteration zones in talc deposits were determined depending ... -
Cam partikül takviyeli alüminyum matrisli kompozitlerin mikrodalga sinterleme yöntemi ile üretimi
(Afyon Kocatepe Üniversitesi, 13.07.2019)Bu çalışmada, %0-20 atık cam tozları içeren aluminyum kompozit numuneler üretilmiştir. Farklı oranlarda cam tozu takviyesi içeren karışımlar yüksek devirli bilyeli öğütme işlemine maruz bırakıldıktan sonra tek eksenli ... -
Investigation of adhesion and tribological behavior of borided aısı 310 stainless steel
(Revista Materia, 14.08.2015)In the present study, the effects of the boriding process on adhesion and tribological properties of AISI 310 steel were investigated. Boriding was performed in a solid medium consisting of Ekabor-II powders at 1123 and ... -
Comparison of radon concentrations in soil gas and indoor environment of Afyonkarahisar province
(16 April 2)It is well known that radon is the main source of natural radiation exposure to the population. Indoor radon concentrations in an area are affected by ascending radon migration following the convection of groundwater and ... -
The effects of 3D multi-user virtual environments on freshmen university students' conceptual and spatial learning and presence in departmental orientation
(Elsevier, 16.03.2016)Search ScienceDirect Advanced Outline Highlights Abstract Keywords 1. Introduction 2. Theoretical framework and relevant literature 3. Methodology 4. Findings 5. Discussion 6. Conclusion and future work Ackno ... -
Turbidity removal from wastewaters of natural stone processing by coagulation/flocculation methods
(WILEY-VCH Verlag GmbH & Co. KGaA, Weinheim, 17.04.2009)The effectiveness of coagulation (at pH values of 6, 7.5, and 9), flocculation (at pH 9), and coagulation plus flocculation (at pH 9) on turbidity removal from natural stone (travertine) processing wastewaters (NSPW) ... -
Effect of mixing water types on the timedependent zeta potential of Portland cement paste
(De Gruyter, 18.03.2013)The measurement of zeta potential (ZP) has important applications in a wide range of industries including ceramics, pharmaceuticals, medicine, mineral processing, electronics, cement industry and water treatment. It ... -
Environmentally friendly silver nanoparticles synthesized from Verbascum nudatum var. extract and evaluation of its versatile biological properties and dye degradation activity
(Springer Nature, 18.04.2024)In the present study, green synthesis of silver nanoparticles (VNE-AgNPs) via Verbascum nudatum extract was carried out for the frst time. The synthesized AgNPs were characterized by diferent spectral methods such as UV–vis, ... -
Rate of growth of boride layers on stainless steels
(Oxidation Communications, 19.03.2015)In this study, the case properties and diffusion kinetics of AISI 310 and AISI 430 steels borided in Ekabor-II powder were investigated by conducting a series of experiments at temperatures of 1123, 1223 and 1323 K for ... -
Classifying scuba diving sites through diver reviews with a web scraping based utadis application
(Croatian Operational Research Society, 19.12.2021)This research addresses the utilization of user-defined and web-based data for decisionmaking in recreational activities, focusing on the case of scuba diving, a globally significant recreational pursuit. While a wealth ... -
Newspapers published by the employees against their employers in Turkey: Haber and Basin
(Osmanlı Medeniyeti Araştırmaları Dergisi, 19.12.2023)Takvim-i Vekayi started to be published in 1831 and was the first Turkish newspaper published in the Ottoman Empire period. The number of newspapers published in the Ottoman Empire started to increase after 1860. As a ... -
Investigation of equilibrium, kinetic, thermodynamic and mechanism of basic blue 16 adsorption by montmorillonitic clay
(Springer, 20.02.2013)The adsorption of a cationic dye, Basic Blue 16 (BB16), by montmorillonitic clay was studied in detail. Changes in the molecular structure during adsorption were analyzed by FTIR spectroscopy. BB16 adsorption onto ... -
XIX. yüzyılın ikinci yarısında Kıbrıs’ta diplomat arkeologların eski eser araştırmaları
(İstanbul Üniversitesi Yayınevi, 20.07.2022)Çalışmada kadim bir geçmişe sahip olan Kıbrıs’ta XIX. yüzyılın ikinci yarısında görev yapan Amerikalı ve Avrupalı diplomatların eski eser araştırmaları irdelendi. 1850’ler ve 1870’ler arasında Kıbrıs arkeolojisinde etkin ... -
Hafif Betonda Çelik Lif Kullanımının Beton Özelliklerine Etkisi
(Afyon Kocatepe Üniversitesi, 2000) -
The Electroless Nickel Plating of Silicon Carbide and Aluminium Powder Mixtures
(Afyon Kocatepe Üniversitesi, 2000)In this study, silicon carbide, which have been produced in laboratory and aluminum powders were tried to coat with nickel by using electroless nickel plating methods. Aluminium particles are not as well covered ... -
Afyon'da sabit kirletici kaynaklardan ileri gelen hava kirliliği ve çözüm önerileri
(Afyon Kocatepe Üniversitesi, 2000)Afyon son yıllarda önemli bir hava kirliliği sorunu ile karşı karşıyadır. Bu sorunun önemli bir kısmını, konutlar ve endüstri kuruluşları vs. gibi sabit emisyon kaynaklarından atmosferik ortama bırakılan kirletici maddeler ... -
Böhme Metodu Yardımı İle Aşındırıcı Tozların Aşındırma Performanslarının İncelenmesi
(Afyon Kocatepe Üniversitesi, 2000)Yurtiçi ve yurtdışı piyasalarda ikame malzemelerle rekabet etmek için mermer veya diger boyutlu taşlar mutlaka arzu edilen standartlara göre şekillendirilmelidir. Genel anlamda,aşındırıcılar dogal veya yapay maddeleri ... -
Çimento klinkerindeki fazların oluşumu ve mikroyapıların incelenmesi
(Afyon Kocatepe Üniversitesi, Fen ve Mühendislik Bilimleri Dergisi, 2000)Çimento ham karışımına asıl işlem uygulandığında önce kil minerallerindeki su ayrışır ve karbonatlar kalsine olur. Sonra yaklaşık 600 C derecede katı hal reaksiyonları başlar. Bu çalışmada klinker fazlarının mikroskopta ... -
Sol-Jel Metodu ile Mikronaltı İncelikte Alümina Üretimi
(2000)Bu çalışmada çeşitli alüminyum mBetali; kaynaklarından yola çıkarak, alüminyum alkoksitten sol-jel yöntemi ile mikronaltı incelikte alümina toz üretimi amaçlanmıştır. Üretim yöntemi olarak sol-jel yönteminin kullanılmasının ...