Başlık için listeleme
Toplam kayıt 3474, listelenen: 2365-2384
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A one-dimensional silver(I) coordination polymer with saccharin and pyrazine: synthesis, crystal structure, thermal analysis, FTIR spectra, and DFT studies
(SPRINGER/PLENUM PUBLISHERS, 2008)A silver(l) complex of saccharinate (sac) with pyrazine (pyz), [Ag(sac)(pyz)](n), has been synthesized and characterized by elemental analysis, IR, thermal analysis, and single-crystal X-ray diffractometry. The complex ... -
Online Case-based Learning Design for Facilitating Classroom Teachers' Development of Technological, Pedagogical, and Content Knowledge
(ACAD PUBLISHER HOUSE RESEARCHER, 2017)The aim of this study is to investigate whether, and if so how, online case-based learning influence pre-service classroom teachers' self-confidence on technological pedagogical content knowledge (TPACK). To achieve the ... -
Open and Distance Learning Vision of Higher Education Institutions in Turkey: Implications for Leadership
(Int Council Open & Distance Education, 2022)The current study investigated the open and distance learning vision of higher education institutions in Turkey and revealed several implications for leadership. Considering the potential overlap between vision and mission ... -
OPERATOR-PENCIL REALIZATION OF ONE STURM-LIOUVILLE PROBLEM WITH TRANSMISSION CONDITIONS
(MINISTRY COMMUNICATIONS & HIGH TECHNOLOGIES REPUBLIC AZERBAIJAN, 2018)We consider a class of boundary value problems on two disjoint intervals for Sturm-Liouville equation together with supplementary transmission conditions at the point of interaction. The spectral parameter lambda appears ... -
Opinions of Midwifery Students on Distance Education Process and Practical Courses in Covid-19 Period: A Mixed-Method Study
(2022)Objective: This study aimed to determine the opinions of second-grade midwifery students who do not have hospital experience yet, about the COVID-19 pandemic, the distance education pro- cess, and applied courses. Method: ... -
OPTIMISING THE EFFECT OF CUTTING PARAMETERS ON THE AVERAGE SURFACE ROUGHNESS IN A TURNING PROCESS WITH THE TAGUCHI METHOD
(INST ZA KOVINSKE MATERIALE I IN TEHNOLOGIE, 2018)In this study, the AISI 1040 steel was exposed to a turning process. The experiment list was created with the Taguchi L-16 experiment design based on the cutting speed, feed rate and depth of cut. The turning experiments ... -
Optimization of Cutting Parameters in Turning of Titanium Alloy (Grade 5) by Analysing Surface Roughness, Tool Wear and Energy Consumption
(Springer, 2022)In this study, Ti 6Al-4 V (grade 5) ELI alloy was machined with minimum energy and optimum surface quality and minimum tool wear. The appropriate cutting tool and suitable cutting parameters have been selected. As a result ... -
OPTIMIZATION OF CUTTING PARAMETERS USING THE RESPONSE SURFACE METHOD
(YILDIZ TECHNICAL UNIV, 2018)Some cutting parameters have to be considered in order to obtain high-quality surfaces in machining. Because poorly selected cutting parameters cause both the cutting tools to wear out quickly and the surface to become ... -
Optimization of processing parameters of a developed new driller system for orthopedic surgery applications using Taguchi method
(SPRINGER LONDON LTD, 2015)In bone drilling process during the surgical operations, heating increases due to high bone/drill contact friction that damages the bones and soft tissues. The overheating is usually recognized as the temperature rise ... -
OPTIMIZATION OF SOLID-PHASE MICROEXTRACTION CONDITIONS OF MILK CHOCOLATE
(2021)In the current study, the Central Composite Design was applied to optimize HS-SPME extraction in orderto detect 2,3,5,6 tetramethyl pyrazine in isomalt contaning milk chocolate. The optimal conditions for thethree experimental ... -
Optimization of strength of friction stir welded joints for AISI 430 ferritic stainless steels by genetic algorithm
(SPRINGER LONDON LTD, 2015)In this paper, friction stir welding technique was used to join ferritic stainless steels, AISI 430. Ferritic stainless steel sheets were successfully joined considering both, the appearance of the welding bead and the ... -
OPTIMIZATION OF THE CUTTING PARAMETERS AFFECTING THE SURFACE ROUGHNESS ON FREE FORM SURFACES
(YILDIZ TECHNICAL UNIV, 2017)This study aims to determine the optimal cutting parameters in order to achieve minimum surface roughness on free form surfaces. Frequently preferred Al 7075-T6 material was used. Free form surfaces on the material were ... -
Optimization of the Cutting Parameters Affecting the Turning of AISI 52100 Bearing Steel Using the Box-Behnken Experimental Design Method
(Mdpi, 2023)In this study, we aimed to optimize the cutting parameters that affect the minimum temperature and power consumption in the turning of AISI 52100 bearing steel. For this, the Box-Behnken experimental design method, which ... -
Optimizing the immobilization conditions of ?-galactosidase on UV-cured epoxy-based polymeric film using response surface methodology
(Wiley, 2021)UV-cured epoxy-based polymeric film was prepared from glycidyl methacrylate, trimethylolpropane triacrylate, and poly(ethylene glycol) methylether acrylate. 2-hydroxy-2- methylpropiophenone was used as photo initiator. ... -
Optimum Torque Distribution During Regenerative Braking in a Fully Electrical Vehicle via Dynamic Programming
(Institute of Electrical and Electronics Engineers Inc., 2023)In electric vehicles, it is important to maximize their regenerative braking performances for obtaining longer driving distances. In this study, for an electric vehicle having motors on the front and rear axles, an optimum ... -
Optimum yüzey işleme parametrelerinin anp ve Taguchi yöntemleri ile belirlenmesi
(Amasya Üniversitesi, 2018)Tüm imalat yöntemlerinde, iş parçasının geometrik toleranslarının yanında tatmin edici bir pürüzlülük kalitesinin olması çok önemlidir. Farklı işleme yöntemleri kullanılarak işlenen yüzeyler, kullanılan parametrelerden ... -
Optoelectronic characterization of Bi-doped ZnO nanocomposites for Schottky interlayer applications
(Elsevier, 2023)In this study, Bi doped ZnO (Bi:ZnO) nanocomposites mixed with different weight-percentages (0.1, 0.3, 0.5% Bi) content were coated on the p-Si wafer via spin-coating method. Some main electrical and optical parameters of ... -
Orta çağ İslam dünyasında koku: Misk amber kâfur
(Amasya Üniversitesi, 2021)Kokular, çevreye güzel bir intiba bırakmak ve insanları etkilemek amacıyla tercih edilmişlerdir. Orta Çağ İslâm dünyasında koku kullanımı oldukça yaygın olmakla beraber, konumuz özelinde misk, amber ve kâfur yalnızca soylu ... -
Orta Doğu’da Yeniden Timurlu Korkusuna Yol Açan İki Savaş: Eleşkirt ve Selmas
(2023)Azerbaycan’a hâkim olmak isteyen Timur, kısa sürede Karakoyunlulara rakip oldu. Timur, Kara Mehmed’e karşı gözle görülür bir başarı elde etmişse de bölgeyi çok iyi bilen Türkmenler tarafından askerleri sarp dağlarda pusuya ...
