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Browsing by Author "Çoruh, Ali"

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A comparative study of selected disperse azo dye derivatives based on spectroscopic (FT-IR, NMR and UV-Vis) and nonlinear optical behaviors

Çoruh, Ali (PERGAMON-ELSEVIER SCIENCE LTD, 2014)

In the present work, a combined experimental and quantum chemical study on ground state equilibrium structure, spectroscopic and nonlinear optical properties of selected disperse azo dye molecules are reported. The vibrational ...
Development and characterization of a new dolomite-based catalyst: application to the photocatalytic degradation of pentachlorophenol

Ilhem Belarbi; Çoruh, Ali; Çoruh, Ali; Rachida Hamacha; Kheira Marouf-Khelifa; Amine Khelifa (IWA PUBLISHING, 2019)

The development of new catalysts from abundant raw materials, generating attractive photocatalytic activity, constitutes a real challenge in the context of sustainable development concerns. In this setting, a dolomite was ...
Experimental (UV, NMR, IR and Raman) and theoretical spectroscopic properties of 2-chloro-6-methylaniline

Çoruh, Ali (TAYLOR & FRANCIS LTD, 2009)

In this work, the experimental and theoretical UV, NMR and vibrational spectra of 2-chloro-6-methylaniline (2-Cl-6-MA, C7H8NCl) were studied. The ultraviolet absorption spectra of compound that dissolved in ethanol were ...
FT-IR, FT-Raman, NMR spectra, and molecular structure investigation of 2,3-dibromo-N-methylmaleimide: A combined experimental and theoretical study

Çoruh, Ali (ELSEVIER SCIENCE BV, 2008)

In the present work, the experimental and theoretical vibrational spectra and chemical shifts of 2,3-dibromo-N-methylmaleimide (2,3DBrNMM, C(5)H(3)NO(2)Br(2)) were studied. FT-IR and FT-Raman spectra of 2,3DBrNMM in the ...
FT-IR, FT-Raman, NMR spectra, and molecular structure investigation of 2,3-dibromo-N-methylmaleimide: A combined experimental and theoretical study (vol 892, pg 125, 2008)

Çoruh, Ali (ELSEVIER SCIENCE BV, 2009)
FT-IR, UV-vis, H-1 and C-13 NMR spectra and the equilibrium structure of organic dye molecule disperse red 1 acrylate: A combined experimental and theoretical analysis

Çoruh, Ali (PERGAMON-ELSEVIER SCIENCE LTD, 2011)

This study reports the characterization of disperse red 1 acrylate compound by spectral techniques and quantum chemical calculations. The spectroscopic properties were analyzed by FT-IR. UV-vis, H-1 NMR and C-13 NMR ...
Inverted oscillator

Çoruh, Ali (IOP PUBLISHING LTD, 2006)

The inverted harmonic oscillator problem is investigated quantum mechanically. The exact wavefunction for the confined inverted oscillator is obtained and it is shown that the associated energy eigenvalues are discrete, ...
LRC devresi ile RF alan-çözelti etkileşiminde kayıp faktörleri ve hücre sabitleri

Çoruh, Ali (Sakarya Üniversitesi, 1996)

ÖZET Anahtar kelimeler : Kayıp faktörü(x")> Çözelti direnc(Rç), Eşdeğer iletkenlik(A), Çözelti sığası(Cç), Hücre sabiti(Ç) Elektrolitlerin (a) öziletkenlikleri, (A) eşdeğer iletkenlikleri ve (Rç) elektrolitik dirençleri, ...
Magnetic metal nanoparticles coated polyacrylonitrile textiles as microwave absorber

Çoruh, Ali (ELSEVIER, 2013)

Polyacrylonitrile (PAN) textiles with 2 mm thickness are coated with magnetic nanoparticles in coating baths with Ni, Co and their alloys via an electroless metal deposition method. The crystal structure, morphology and ...
Magnetic, Optoelectronic, and Thermodynamic Properties of Sr2CrXO6 (X = La and Y): Half-Metallic and Ferromagnetic Behavior

Slimane Haid; Bouabdellah Bouadjemi; Samir Bentata; Tayeb Lantri; Çoruh, Ali; Ali Zitouni; Bachir Bouhafs; Zoubir Aziz (SPRINGER, 2018)

The effects of spin polarization on the structure, magnetic, and optoelectronic properties of Cr-based series of double perovskites Sr2CrXO6 (X = La and Y) have been studied by using the full-potential linearized augmented ...
New composite gyrotropic double-negative metamaterial

Wioletta Pasko; Igor Tralle; Klaudiusz Majchrowski; Pawel Zieba; Çoruh, Ali (SPRINGER, 2018)

This work is the continuation of our study started in Tralle et al. (J Appl Phys 115:233509, 2014). In it, we examined the possibility of fabricating the metamaterial in a relatively simple way. Our idea was to use the ...
New Type of Composite Gyrotropic Metamaterial

W. Pasko; P. Zieba; I. Tralle; Çoruh, Ali (POLISH ACAD SCIENCES INST PHYSICS, 2017)

In this work we examined the possibility of fabricating the metamaterial in a relatively simple way. Our idea was to use the three-component mixture of ingredients, where one of them is responsible for the negative ...
Removal of Congo red by thermally and chemically modified halloysite: equilibrium, FTIR spectroscopy, and mechanism studies

F. Bessaha; N. Mahrez; K. Marouf-Khelifa; Çoruh, Ali; A. Khelifa (SPRINGER, 2019)

Unmodified halloysite and its heated and heat-processed/acid-leached forms were utilized for the adsorption of Congo red (CR) from aqueous medium. The samples were analyzed by ICP and nitrogen adsorption prior to the ...
Synthesis, molecular conformation, vibrational, electronic transition, and chemical shift assignments of 4-(thiophene-3-ylmethoxy)phthalonitrile: a combined experimental and theoretical analysis

Çoruh, Ali; Yılmaz, Fevzi (SPRINGER/PLENUM PUBLISHERS, 2011)

This work presents the synthesis and characterization of a novel compound, 4-(thiophene-3-ylmethoxy)phthalonitrile (TMP). The spectroscopic properties of the compound were examined by FT-IR, FT-Raman, NMR, and UV techniques. ...
Theoretical investigation on the molecular structure, Infrared, Raman and NMR spectra of para-halogen benzenesulfonamides, 4-X-C6H4SO2NH2 (X = Cl, Br or F)

Çoruh, Ali (ELSEVIER SCIENCE BV, 2009)

In the present study, the structural properties of para-halogen benzenesulfonamides, 4-XC6H4SO2NH2 (4-chlorobenzenesulfonamicle (I). 4-bromobenzenesulfonamide (II) and 4-fluorobenzenesulfonamide (III)) have been studied ...