Browsing Makale Koleksiyonu by Issue Date
Now showing items 1-20 of 24
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Structure Effect on K Shell Fluorescence Parameters at Bis-4-Bromobenzyl-1,2,4-Triazol-3-Ones
(Office Spectroscopy and Spectral Analysis, 2016)In this study; the effect of the electron density over the Br atoms raising with increasing number of CH2 group using the results of the K X-ray cross-sections and average fluorescence yields of bromine in quaternary-imidazole ... -
L-1, L-2, and L-3 subshell fluorescence yields: Updated database and new empirical values
(Elsevier, 2016)In this paper, a summary of experimental data published in the period of time between 1955 to february-2016 was presented in a tabular form for L, subshell fluorescence yields (omega(L1), omega(L2) and omega(L3)) taken ... -
ÇBAG kullanılan rüzgar türbinlerinin güç kontrol döngüsüne hassasiyet ve sağlamlık analizi uygulanması
(Dicle Üniversitesi, 2017)Bu makalede, çift beslemeli asenkron generatör (ÇBAG) kullanılan rüzgar türbinlerinin stator güç denklemleri kullanılarak güç kontrol modeli elde edilmiş ve kontrolünde iyileştirmeler sağlanmıştır. Genellikle, rotor ... -
The investigation of K-shell fluorescence parameters of Zn-Fe alloys with different grain size and microstrain values
(Wiley, 2017)It is known that zinc alloys with iron group metals have better corrosion resistance than pure zinc. Owing to the corrosion resistance of these alloys, Zn-Fe coatings are widely used in automotive industry and have excellent ... -
The Investigation of K Shell X-Ray Fluorescence Parameters for Sulphur Atom in Different 1, 2, 4-Triazoles
(Office Spectroscopy and Spectral Analysis, 2017)The measurement of K shell fluorescence parameters is an easy and practical way to investigate the electronic structures of elements in alloys, compounds or complexes. Since the number of valence electrons will change the ... -
Yeni Bir Yüksek Hızlı Kalp Destek Pompasının Sayısal ve Deneysel Analizi
(2018)Sol ventriküler destek cihazları kalp yetmezliğine sahip hastalarda kullanılmaktadır. Rotodinamikkan pompalarının santrifüj, eksenel ve karışık akışlı olmak üzere üç tipi vardır. Eksenel akışlı kanpompaları yüksek hızlı ... -
The semi-empirical determination of KLL Auger, Kα1 and Kα2 X-ray line widths for sulfur atom in new 1,2,4-triazol compounds containing thiophene ring
(Elsevier Science, 2018)In this study K-alpha 1, K-alpha 2 and KLL Auger line widths were determined semi-empirically by using K shell fluorescence yields of sulfur even if K-alpha X-ray lines cannot be resolved in our detector system. The samples ... -
Semi-empirical determination of Kα1,2, Kβ1,3, and Kβ2,4 X-ray natural line widths for various elements between 29 ≤ Z ≤ 74 at 123.6 keV
(Taylor & Francis Inc, 2019)In this study, K-alpha 1,K-2, K-beta 1,K-3, and K-beta 2,K-4 X-ray natural line widths for various elements were determined semi-empirically at 123.6 keV by using K shell fluorescence yields obtained from energy dispersive ... -
Polarization independent broadband metamaterial absorber for microwave applications
(John Wiley and Sons Inc., 2019)A new polarization independent broadband metamaterial absorber (MA) structure based on split ring resonators which are loaded with lumped elements and via connection lines is proposed. The designed structure shows a perfect ... -
The Semi-Empirical Determination of Kα X-ray, KLL Auger Line and L subshell level widths for 3d transition elements at 59.5 keV
(Celal Bayar Üniversitesi, 2019)The emission of X-rays in Ka and KLL Auger energy regions were analyzed for transition metals by using energy dispersive X-ray fluorescence (EDXRF) system. To acquire more information in this energy region, the semi-empirical ... -
M Shell Fluorescence Parameters of Pt, Au and Tl Compounds with Oxygen and Bromide
(Adıyaman University, 2019)In this study, Mβα X-ray production cross-sections and average M-shell fluorescence yields were determined by using EDXRF at 5.96 keV for Pt, Au and Tl compounds. The photo-peak areas were used for the measurement of M ... -
Updated database, new empirical and theoretical values of average L shell fluorescence yields of elements with 23 <= Z <= 96
(Pergamon-Elsevier Science Ltd, 2020)In this paper, a summary of existing experimental data published in the period of time between 1954 and 2015 is reviewed and presented in a tabular form for average L shell fluorescence yields taken from different sources. ... -
Enhancing electrochemical and electrochromic performances of carbazole comprising monomer via copolymerization with 3,4-ethylenedioxythiophene (EDOT)
(Elsevier, 2020)In this study, two novel electrochromic copolymers (CoP1.3 and CoP1.5) were synthesized via electrochemical methods and characterized. The comonomers used in the synthesis were 3,4-ethylenedioxythiophene (EDOT) and a ... -
Enhancement of image quality by using metamaterial inspired energy harvester
(Elsevier, 2020)Metamaterial energy harvester based subwavelength imaging structure is presented. Besides, 2x2 array patch antenna is designed to create incident radiated signal towards the proposed harvester structure. Harvested energy ... -
Synthesis, electrochromic characterization and solar cell application of thiophene bearing alternating copolymers with azobenzene and coumarin subunits
(Taylor & Francis, 2020)In this study, azobenzene and coumarin functionalized thiophene comprising two copolymers (poly (4-((3"'-hexyl-[2,2 ':5 ',2 '':5 '',2"'-tetrathiophene] - 3 '-yl)methoxy) - 2H-chromen-2-one (P1) and poly (1-(4-((4"'-hexyl-[2,2 ... -
A dynamic model of air-breathing polymer electrolyte fuel cell (PEFC): A parametric study
(Elsevier, 2021)A dynamic model for an air-breathing PEFC has been built to investigate the transient response of the fuel cell to load changes. The sensitivities of the dynamic response, as well as the steady state performance, to: the ... -
Microhydrogen production with water splitting from daily used waste aluminum
(Elsevier, 2021)In this study, different types of waste aluminum produced in daily life and their pure equivalents were evaluated and compared in terms of their hydrogen generation performance through the water-splitting reaction. An ... -
Air-breathing versus conventional polymer electrolyte fuel cells: A parametric numerical study
(Elsevier, 2022)Two mathematical models have been built for air-breathing and conventional polymer electrolyte fuel cells to explore the reasons affecting the cell performance. A parametric study has been conducted to (i) investigate how ... -
Dynamic models for air-breathing and conventional polymer electrolyte fuel cells: A comparative study
(Elsevier, 2022)Two dynamic models have been built for air-breathing and conventional polymer electrolyte fuel cells (PEFCs) in order to comparatively investigate the impacts of some key parameters on the transient response to load ... -
Türkiye’nin Güneş Enerjisi Potansiyeli ve İskenderun için Örnek Üretim Projeksiyonu
(Çukurova Üniversitesi Mühendislik Fakültesi Dergisi, 2022)Kişi başına düşen enerji tüketiminin artmasıyla beraber, arz-talep dengesinin sağlıklı bir şekilde devam ettirebilmesi için enerji santrallerine olan yatırımlar devam etmektedir. Oluşan temiz enerji bilinci, çevreci ve ...