Başlık için Fizik Bölümü listeleme
Toplam kayıt 1178, listelenen: 923-942
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Some structural properties of CdO : F films produced by ultrasonic spray pyrolysis method
(Elsevier Science Sa, 2007)The fluorine doped cadmium oxide (CdO:F) samples have been deposited at 250 degrees C by ultrasonic spray pyrolysis method. Cadmiumacetatdihydrat and ammonium fluoride have been taken as a source of cadmium and fluorine-dopant ... -
Space-time algebra for the generalization of gravitational field equations
(Indian Acad Sciences, 2013)The Maxwell-Proca-like field equations of gravitolectromagnetism are formulated using space-time algebra (STA). The gravitational wave equation with massive gravitons and gravitomagnetic monopoles has been derived in terms ... -
Spacetime algebra for the reformulation of fluid field equations
(World Scientific Publ Co Pte LTD, 2017)In the light of the analogy between electromagnetism and fluid dynamics, the Maxwell-type equations of compressible fluids are reformulated on the basis of spacetime algebra. In this paper, it is proved that this algebra ... -
Specific and non-specific interaction effect on the solvatochromism of some symmetric (2-hydroxybenzilydeamino)phenoxy Schiff base derivatives
(Elsevier Science BV, 2016)In this present work, solvatochromic behavior, specific and non-specific solute-solvent interactions and electronic structure of (2-hydroxybenzilydeamino)phenoxy Schiff base derivatives have been investigated by using ... -
A spectroelectrochemical study on single-oscillator model and optical constants of sulfonated polyaniline film
(Pergamon-Elsevier Science LTD, 2008)The optical properties of sulfonated polyaniline (SPAN) thin film prepared by electrochemical method have been investigated. Polychromic behavior of SPAN thin film (transparent yellow-green-dark blue) was observed when the ... -
Spectroscopic (FT-IR, Laser-Raman and NMR) and conformational analysis on novel pyrazole beta-keto ester compound
(Elsevier Science BV, 2018)Our goal in this study is to submit a comprehensive theoretical study of novel compound. Therefore, we perused and analyzed the experimental (real form) and theoretical (gas form) vibrational frequencies for the most stable ... -
Spectroscopic and thermal studies of bentonites from Unye, Turkey
(Elsevier Science BV, 2010)Three bentonites from Turkey were investigated by X-ray diffraction (XRD), X-ray fluorescence (XRF), differential thermal analysis (DTA), thermogravimetric analysis (TG), Fourier transform infrared (FT-IR), magic angle ... -
Spectroscopic Determination of Acid Dissociation Constants of N-Substituted-6-acylbenzothiazolone Derivatives
(American Chemical Society, 2011)The acid dissociation constants of twelve novel drug precursor N-substituted-6-acylbenzothiazolone derivatives were determined by using the UV-vis spectroscopic technique. The protonation and deprotonation behaviors of the ... -
Spectroscopic determination of acid dissociation constants of some imidazole derivatives
(American Chemical Society, 2001)The acid dissociation constants, pK(a), of eight biologically active imidazole derivatives were determined using a spectroscopic technique. Using the obtained acid dissociation constants, attempts were made to elucidate ... -
Spectroscopic Determination of Acid Dissociation Constants of Some Novel Drug Precursor 6-Acylbenzothiazolon Derivatives
(American Chemical Society, 2010)The acid dissociation constants, as pK(a) values, of eight drug precursor 6-acylbenzothiazolon derivatives were determined using UV-vis spectroscopic technique. The protonation and deprotonation behaviors of the investigated ... -
Spectroscopic determination of acid dissociation constants of some pyridyl Shiff bases
(American Chemical Society, 2006)The acid dissociation constants (pK(a)) of eight biologically active pyridyl Shiff bases were determined using a UV-vis spectroscopic technique at 25 +/- 0.1 degrees C. The first acidity constants (pK(a1)) of the ... -
Spectroscopic determination of acid dissociation constants of some pyridyl-substituted 2-aminothiazole derivatives
(American Chemical Society, 2006)The acid dissociation constants, K-a, of nine biologically active 2-amino-4-(x-pyridyl)- thiazole, 2-methylimino-3-methyl- 4-(x-pyridyl)- 2,3-dihydrothiazole, and 2-methylamino-4-(x-pyridyl)- 2,3-dihydrothiazole were ... -
Spectroscopic determination of acidity constants of some monoazo resorcinol derivatives
(American Chemical Society, 2008)The acidity constants, as pK(a) values, of six monoazo resorcinol derivatives were determined by the UV-visible spectroscopic technique at 25 degrees C (+/- 0.1 degrees C). The protonation and deprotonation behaviors of ... -
Spectroscopic Determination of the Acid Dissociation Constants of Some 2-Hydroxy Schiff Base Derivatives
(American Chemical Society, 2011)In this study the acidity constants of a series of biologically active pyridyl Schiff bases were calculated from UV-visible spectrophotometric data at (25 +/- 0.1)degrees C. The first acidity constants (pK(a1)) of the ... -
Spectroscopic investigation of 2-(4-benzoyl-1,5-diphenyl-1H- pyrazol-3-yl)-4H-naphto[2,3-d][1,3] oxazin-4-one molecule
(World Scientific Publ Co Pte LTD, 2017)In this present study, the experimental and theoretical vibrational frequencies of an important pharmacological molecule 2-(4-benzoyl-1,5-diphenyl-1H-pyrazol-3-yl)-4H-naphto[2,3-d][1,3] oxazin-4-one have been researched. ... -
Spectroscopic Investigations of 1,4-Dioxane Adsorbed on Bentonite From Anatolia
(2016)The adsorption of 1,4-dioxane on a natural bentonite sample from Ünye region of Turkey has been examined using infrared and solid state magic angle spinning nuclear magnetic resonance spectroscopic techniques. It was ... -
Spectroscopic study and numerical simulation of low-pressure radio-frequency capacitive discharge with argon downstream
(Canadian Science Publishing, Nrc Research Press, 2017)In this study, the characteristic properties and plasma parameters of capacitive radio frequency (RF) argon (Ar) discharge and supplementary discharge at low pressure are investigated with optical emission spectroscopy ... -
Speech and language disorders in patients with cerebral palsy [Serebral palsi·li· hastalarda di·l ve konuşma bozukluklari]
(2004)The aim of this study was to evaluate the speech and language disorders of patients with cerebral palsy. A total of 48 patients including 23 girls and 25 boys with spastic cerebral palsy were included in the study. Thirteen ... -
Spray pyrolysis yöntemiyle elde edilen $Cd_{0.73}Zn_{0.27}S_{0.8}Se_{0.2}$ yarıiletken filminin optik özellikleri
(2004)Bu çalışmada, $Cd_{0.73}Zn_{0.27}S_{0.8}Se_{0.2}$ filmi spray pyrolysis yöntemi ile cam tabanlar üzerine 225°C taban sıcaklığında elde edilmiştir. Filmin yasak enerji aralığının direkt bant geçişli olduğu ve değerinin ... -
Spray pyrolysis yöntemiyle elde edilen $CuCd_{0.8}InS_{2.8}$ filminin optik özellikleri
(2004)Bu çalışmada, spray pyrolysis yöntemiyle 225°C taban sıcaklığında elde edilen $CuCd_{0.8}InS_{2.8}$ yarıiletken fıliminin optik özellikleri incelenmiştir. Absorpsiyon spektrumu ölçümlerinden filmin direkt bant geçişli ...
