Prof. Dr. FEYYAZ ONUR

PALABIYIK İ. M., ÇAĞLAYAN M. G., ONUR F.

Journal of Analytical Chemistry , cilt.67, sa.1, ss.56-63, 2012 (SCI-Expanded)

Optimisation and validation of liquid chromatographic and partial least-squares-1 methods for simultaneous determination of enalapril maleate and nitrendipine in pharmaceutical preparations

ÇAĞLAYAN M. G., PALABIYIK İ. M., Bor M., ONUR F.

Chemical Papers , cilt.65, sa.6, ss.754-760, 2011 (SCI-Expanded)

Multivariate optimization and validation of a CE method for simultaneous analysis of dorzolamide hydrochloride and timolol maleate in ophthalmic solution

Chromatographia , cilt.73, sa.5-6, ss.541-548, 2011 (SCI-Expanded)

Liquid chromatographic and spectrophotometric determination of diflucortolone valerate and isoconazole nitrate in creams

Karacan E., ÇAĞLAYAN M. G., PALABIYIK İ. M., ONUR F.

Journal of AOAC International , cilt.94, sa.1, ss.128-135, 2011 (SCI-Expanded)

Chemometric methods for simultaneous quantification of lactic, malic and fumaric acids

Sokullu E., PALABIYIK İ. M., ONUR F., BOYACI İ. H.

Engineering in Life Sciences , cilt.10, sa.4, ss.297-303, 2010 (SCI-Expanded)

Development and validation of spectrophotometric and high-performance column liquid chromatographic methods for the simultaneous determination of dienogest and estradiol valerate in pharmaceutical preparations

ÇAĞLAYAN M. G., Paibivik I. M., ONUR F.

Journal of AOAC International , cilt.93, sa.3, ss.862-868, 2010 (SCI-Expanded)

Multivariate optimization and validation of a capillary electrophoresis method for the simultaneous determination of dextromethorphan hydrobromur, phenylephrine hydrochloride, paracetamol and chlorpheniramine maleate in a pharmaceutical preparation using response surface methodology

Özbakan H., Murat Palabiyik I., Gökhan Çaǧlayan M., ONUR F.

Analytical Sciences , cilt.26, sa.8, ss.853-859, 2010 (SCI-Expanded)

Spectrophotometric and liquid chromatographic determination of acemetacin in pharmaceutical formulations Asemetasin'in farmasötik preparatlarda spektrofotometrik ve sıvı kromatografik yöntemlerle miktar tayini

Turkish Journal of Pharmaceutical Sciences , cilt.6, sa.3, ss.163-176, 2009 (SCI-Expanded)

Spectrophotometric determination of amoxicillin in pharmaceutical formulations

Ünal K., PALABIYIK İ. M., Karacan E., ONUR F.

Turkish Journal of Pharmaceutical Sciences , cilt.5, sa.1, ss.1-15, 2008 (SCI-Expanded)

Spectrophotometric and high performance liquid chromatographic determination of fexofenadine hydrochloride in pharmaceutical formulations

Kozan I., PALABIYIK İ. M., Karacan E., ONUR F.

Turkish Journal of Pharmaceutical Sciences , cilt.5, sa.3, ss.175-189, 2008 (SCI-Expanded)

Simultaneous spectrophotometric determination of ezetimibe and simvastatin in pharmaceutical preparations using chemometric techniques

PALABIYIK İ. M., ONUR F., Yardimci C., Özaltin N.

Quimica Nova , cilt.31, sa.5, ss.1121-1124, 2008 (SCI-Expanded)

Simultaneous spectrophotometry determination of pseudoephedrine sulfate and dexbrompheniramine maleate in pharmaceutical preparations using partial least squares regression, principal component regression and artificial neural networks

Chemia Analityczna , cilt.53, sa.3, ss.401-416, 2008 (SCI-Expanded)

Simultaneous spectrophotometric determination of pseudoephedrine sulfate and dexbrompheniramine maleate in pharmaceutical preparations using partial least squares regression, principal component regression and artificial neural networks

PALABIYIK İ. M., Onur F.

CHEMIA ANALITYCZNA , cilt.53, sa.3, ss.401-416, 2008 (SCI-Expanded)

The simultaneous determination of phenylephrine hydrochloride, paracetamol, chlorpheniramine maleate and dextromethorphan hydrobromide in pharmaceutical preparations

Chromatographia , cilt.66, sa.SUPPL. 1, 2007 (SCI-Expanded)

Liquid chromatographic and spectrophotometric determination of diflucortolone valerate and chlorquinaldol in creams

PALABIYIK İ. M., Asan D., ONUR F.

Journal of Food and Drug Analysis , cilt.15, sa.2, ss.145-150, 2007 (SCI-Expanded)

Spectrophotometric determination of acetaminophen and chlorzoxazone in tablets by multivariate calibration techniques

DİNÇ E., Ozdemir A., ONUR F., Bǎleanu D., AKSOY H., Yücesoy C.

Revista de Chimie , cilt.57, sa.4, ss.368-373, 2006 (SCI-Expanded)

Liquid chromatographic and spectrophotometric determination of phenazopyridine hydrochloride, ampicilline trihydrate, and nitrofurantoine in pharmaceutical preparations

Analytical Letters , cilt.37, sa.10, ss.2125-2150, 2004 (SCI-Expanded)

Simultaneous spectrophotometric determination of pseudoephedrine hydrochloride and ibuprofen in a pharmaceutical preparation using ratio spectra derivative spectrophotometry and multivariate calibration techniques

PALABIYIK İ. M., DİNÇ E., ONUR F.

Journal of Pharmaceutical and Biomedical Analysis , cilt.34, sa.3, ss.473-483, 2004 (SCI-Expanded)

Simultaneous spectrophotometric determination of cyproterone acetate and estradiol valerate in pharmaceutical preparations by ratio spectra derivative and chemometric methods

DİNÇ E., Yücesoy C., PALABIYIK İ. M., ÜSTÜNDAĞ Ö., ONUR F.

Journal of Pharmaceutical and Biomedical Analysis , cilt.32, sa.3, ss.539-547, 2003 (SCI-Expanded)

Spectrophotometric multicomponent determination of sunset yellow, tartrazine and allura red in soft drink powder by double divisor-ratio spectra derivative, inverse least-squares and principal component regression methods

DİNÇ E., BAYDAN E., Kanbur M., ONUR F.

Talanta , cilt.58, sa.3, ss.579-594, 2002 (SCI-Expanded)

Simultaneous spectrophotometric determination of mefenamic acid and paracetamol in a pharmaceutical preparation using ratio spectra derivative spectrophotometry and chemometric methods

DİNÇ E., Yücesoy C., ONUR F.

Journal of Pharmaceutical and Biomedical Analysis , cilt.28, sa.6, ss.1091-1100, 2002 (SCI-Expanded)

Simultaneous spectrophotometric determination of chlorphenoxamine hydrochloride and caffeine in a pharmaceutical preparation using first derivative of the ratio spectra and chemometric methods

DİNÇ E., Palabyk I., Üstünda Ö., Yurtsever F., ONUR F.

Journal of Pharmaceutical and Biomedical Analysis , cilt.28, sa.3-4, ss.591-600, 2002 (SCI-Expanded)

Simultaneous spectrophotometric analysis of codeine phosphate, acetylsalicylic acid, and caffeine in tablets by inverse least-squares and principal component regression techniques

DİNÇ E., Baleanu D., ONUR F.

Analytical Letters , cilt.35, sa.3, ss.545-558, 2002 (SCI-Expanded)

Chemometric quantitative analysis of pyridoxine HCl and thiamine HCl in a vitamin combination by principal component analysis, classical least squares, and inverse least squares techniques

DİNÇ E., Bǎleanu D., ONUR F.

Spectroscopy Letters , cilt.34, sa.3, ss.279-288, 2001 (SCI-Expanded)

Derivative ratio spectra-zero crossing spectrophotometry and LC method applied to the quantitative determination of paracetamol, propyphenazone and caffeine in ternary mixtures

DİNÇ E., Kökdil G., ONUR F.

Journal of Pharmaceutical and Biomedical Analysis , cilt.26, sa.5-6, ss.769-778, 2001 (SCI-Expanded)

Determination of astemizole in pharmaceutical preparations using spectrophotometric methods

Güngör S., ONUR F.

Journal of Pharmaceutical and Biomedical Analysis , cilt.25, sa.3-4, ss.511-521, 2001 (SCI-Expanded)

Spectrophotometric multicomponent analysis of a mixture of metamizol, acetaminophen and caffeine in pharmaceutical formulations by two chemometric techniques

DİNÇ E., Baleanu D., ONUR F.

Journal of Pharmaceutical and Biomedical Analysis , cilt.26, sa.5-6, ss.949-957, 2001 (SCI-Expanded)

A comparison of matrix resolution method, ratio spectra derivative spectrophotometry and HPLC method for the determination of thiamine HCl and pyridoxine HCl in pharmaceutical preparation

DİNÇ E., Kökdil G., ONUR F.

Journal of Pharmaceutical and Biomedical Analysis , cilt.22, sa.6, ss.915-923, 2000 (SCI-Expanded)

Simultaneous determination of pseudoephedrine sulfate, dexbrompheniramine maleate and loratadine in pharmaceutical preparations using derivative spectrophotometry and ratio spectra derivative spectrophotometry

ONUR F., Yücesoy C., Dermiş S., Kartal M., Kökdil G.

Talanta , cilt.51, sa.2, ss.269-279, 2000 (SCI-Expanded)

Application of the ratio spectra derivative spectrophotometry and Vierordt's method to quantitative analysis of paracetamol and metamizol in a pharmaceutical formulation

Scientia Pharmaceutica , cilt.67, sa.1, ss.57-68, 1999 (SCI-Expanded)

Comparison of the ratio spectra derivative spectrophotometry, derivative spectrophotometry and Vierordt's method applied to quantitative analysis of pseudoephedrine hydrochloride and triprolidine hydrochloride in tablets

S.T.P. Pharma Sciences , cilt.8, sa.3, ss.203-208, 1998 (SCI-Expanded)

Application of a new spectrophotometric method for the analysis of a ternary mixture containing metamizol, paracetamol and caffeine in tablets

Analytica Chimica Acta , cilt.359, sa.1-2, ss.93-106, 1998 (SCI-Expanded)

Influence of swelling degree on release of nicardipine hydrochloride from acrylic microspheres prepared by solvent evaporation method

YÜKSEL N., DİNÇ E., ONUR F., Baykara T.

Pharmaceutical Development and Technology , cilt.3, sa.1, ss.115-121, 1998 (SCI-Expanded)

Comparative study of the ratio spectra derivative spectrophotometry, derivative spectrophotometry and Vierordt's method applied to the analysis of oxfendazole and oxyclozanide in a veterinary formulation

Analusis , cilt.25, sa.3, ss.55-59, 1997 (SCI-Expanded)

Simultaneous determination of rifamycin SV sodium and lidocaine hydrochloride in injection preparations by first derivative UV spectrophotometry

ONUR F., Güngör Ş.

Scientia Pharmaceutica , cilt.65, sa.3, ss.155-163, 1997 (SCI-Expanded)

Simultaneous determination of benazepril hydrochloride and hydrochlorothiazide in tablets by spectrophotometric methods

Analusis , cilt.25, sa.5, ss.161-163, 1997 (SCI-Expanded)

Application of derivative and ratio spectra derivative spectrophotometry for the determination of pseudoephedrine hydrochloride and acrivastine in capsules

Analytical Letters , cilt.30, sa.6, ss.1179-1191, 1997 (SCI-Expanded)

Simultaneous determination of analgine and paracetamol in tablets by spectrophotometric methods

Analytical Letters , cilt.30, sa.6, ss.1201-1210, 1997 (SCI-Expanded)

Three new spectrophotometric methods for simultaneous determination of hydrochlorothiazide and amiloride hydrochloride in sugar-coated tablets

Analytical Letters , cilt.30, sa.8, ss.1503-1515, 1997 (SCI-Expanded)

Four new spectrophotometric methods for simultaneous determination of niclosamide and thiabendazole in tablets

Scientia Pharmaceutica , cilt.64, sa.2, ss.151-172, 1996 (SCI-Expanded)

Simultaneous spectrophotometric determination of analgin and lidocaine hydrochloride in injection solutions

S.T.P. Pharma Sciences , cilt.6, sa.3, ss.216-220, 1996 (SCI-Expanded)

Simultaneous determination of active ingredients in pharmaceutical preparations containing chlordiazepoxide by first derivative UV spectrophotometry

Scientia Pharmaceutica , cilt.64, sa.1, ss.57-69, 1996 (SCI-Expanded)

Simultaneous determination of cilazapril and hydrochlorothiazide in tablets by spectrophotometric methods

Analytical Letters , cilt.29, sa.11, ss.1963-1974, 1996 (SCI-Expanded)

Spectrophotometric simultaneous determination of analgin and hyoscine n-butyl bromide in sugar-coated tablets

Analytical Letters , cilt.29, sa.3, ss.369-380, 1996 (SCI-Expanded)

Spectrophotometric simultaneous analysis of analgin - Adamon mixture in injection preparations

Acar N., ONUR F.

Analytical Letters , cilt.29, sa.5, ss.763-773, 1996 (SCI-Expanded)

Simultaneous determination of carbinoxamine maleate and triamcinolone acetonide in tablets by spectrophotometric methods

ONUR F., ERK N.

S.T.P. Pharma Pratiques , cilt.5, sa.6, ss.476-480, 1995 (SCI-Expanded)

Simultaneous determination of caffeine and meclizine dihydrochloride in sugar-coated tablets

Analytical Letters , cilt.28, sa.14, ss.2521-2534, 1995 (SCI-Expanded)

Spectrophotometric determination of analgin and phenobarbital in a pharmaceutical preparation

ACAR N., ONUR F.

Scientia Pharmaceutica , cilt.63, sa.3, ss.207-222, 1995 (SCI-Expanded)

Spectrophotometric determination of active ingredients in tablets containing meclizine hydrochloride

Scientia Pharmaceutica , cilt.63, sa.2, ss.113-126, 1995 (SCI-Expanded)

Simultaneous determination of active ingredients in suppositories containing paracetamol by first derivative UV spectrophotometry

S.T.P. Pharma Sciences , cilt.5, sa.2, ss.152-155, 1995 (SCI-Expanded)

SPECTROPHOTOMETRIC DETERMINATION OF NICLOSAMIDE AND THIABENDAZOLE IN TABLETS

ONUR F., TEKIN N.

ANALYTICAL LETTERS , cilt.27, sa.12, ss.2291-2301, 1994 (SCI-Expanded)

BASAL AND HISTAMINE-INDUCED GASTRIC-ACID SECRETION IN ALLOXAN DIABETIC RATS

ÖZÇELİKAY A. T., ALTAN V., YILDIZOGLUARI N., ALTINKURT O., ONUR F., OZTURK Y.

GENERAL PHARMACOLOGY , cilt.24, sa.1, ss.121-126, 1993 (SCI-Expanded) Sürdürülebilir Kalkınma

Simultaneous determination of methylene blue, hexamethylene tetramine and resorcinol in pharmaceutical formulations by first-derivative UV spectrophotometry

Dinçel A., Gök Topak E. D., Onur F.

International Journal of Pharmaceutics , cilt.78, sa.1-3, ss.89-91, 1992 (SCI-Expanded)

Diğer Dergilerde Yayınlanan Makaleler

Simultaneous determination of emtricitabine and tenofovir disoproxil fumarate in pharmaceutical preparations using spectrophotometric, chemometric and chromatographic methods

Journal of the Serbian Chemical Society - JSCS , cilt.1, sa.1, ss.1-5, 2024 (Hakemli Dergi)

FLOROKİNOLONLARIN HPLC-DAD İLE ANALİZİ İÇİN YENİ YÖNTEM GELİŞTİRİLMESİ

Dinçel A., GÖK TOPAK E. D., Onur F.

Ankara Üniversitesi Eczacılık Fakültesi Dergisi , cilt.47, sa.3, ss.987-993, 2023 (Scopus)

FLOROKİNOLONLARIN HPLC-DAD İLE ANALİZİ İÇİN YENİ YÖNTEM GELİŞTİRİLMESİ

Dinçel A., Gök Topak E. D., Onur F.

Ankara Üniversitesi Eczacılık Fakültesi Dergisi , cilt.47, sa.3, ss.28-31, 2023 (Scopus)

Spectrophotometric and liquid chromatographic determination of acemetacin in pharmaceutical formulations

HAKAN Ö., PALABIYIK İ. M., ÇAĞLAYAN M. G., ONUR F.

TURKISH JOURNAL OF PHARMACEUTICAL SCIENCES , cilt.6, sa.3, ss.163-176, 2009 (Scopus)

Simultaneous spectrophotometric determination of pseudoephedrine sulphate and loratadine in a pharmaceutical preparation using chemometric techniques Bi̇r farmasöti̇k preparatta psödoefedri̇n sülfat ve loratadi̇n'i̇n kemometri̇k tekni̇kler kullanilarak ayni anda spektrofotometri̇k mi̇ktar tayi̇nleri̇

Palabiyik I. M., ONUR F.

Ankara Universitesi Eczacilik Fakultesi Dergisi , cilt.36, sa.3, ss.171-182, 2008 (Scopus)

Simultaneous determination of rifamycinSV and lidocaine hydrochloride in injection preparations

ONUR F., Güngör Ş.

SCIENTIA PHARMACEUTICA , cilt.65, ss.155-164, 1997 (Scopus)

Simultaneous determination of caffeine and chlorphenoxamine hydrochloride in mixture by first derivative spectrophotometry

Gazi Universitesi Eczacilik Fakultesi Dergisi , cilt.12, sa.1, ss.63-72, 1995 (Scopus)

Simultaneous determination of cetrimide and chlorhexidine gluconate in antiseptic solutions by first derivative UV spectrophotometry

Gazi Universitesi Eczacilik Fakultesi Dergisi , cilt.11, sa.2, ss.135-142, 1994 (Scopus)

Simultaneous determination of niclosamide and thiabendazole in tablets by second derivative spectrophotometry

ONUR F., Tekin N.

Gazi Universitesi Eczacilik Fakultesi Dergisi , cilt.11, sa.1, ss.33-42, 1994 (Scopus)

Spectrophotometric determination of meclizine dihydrochloride in tablets by ion-pair extraction with bromcresol green

Gazi Universitesi Eczacilik Fakultesi Dergisi , cilt.10, sa.1, ss.59-68, 1993 (Scopus)

Determination of ephedrine hydrochloride and nikethamide in combination by second derivative UV spectrophotometry

ACAR N., ONUR F.

Gazi Universitesi Eczacilik Fakultesi Dergisi , cilt.8, sa.2, ss.81-87, 1991 (Scopus)

Determination of active ingredients in pharmaceutical preparations containing phenazopyridine hydrochloride by first-derivative UV spectrophotometry

S.T.P. Pharma Sciences , cilt.1, sa.4, ss.276-279, 1991 (Scopus)

Quantitative determination of meclizine dihydrochloride, pyridoxine hydrochloride and nicotinic acid in their binary mixtures

Gazi Universitesi Eczacilik Fakultesi Dergisi , cilt.7, sa.2, ss.77-90, 1990 (Scopus)

Determination of acetaminophen by ion-pair extraction with rhodamine B

Gazi Universitesi Eczacilik Fakultesi Dergisi , cilt.7, sa.1, ss.25-32, 1990 (Scopus)

Quantitative determination of active ingredients in tablets containing isoniazid by first-derivative UV spectrophotometry

ONUR F., DERMİŞ S.

Sciences Techniques et Pratiques Pharmaceutiques , cilt.6, sa.7, ss.464-468, 1990 (Scopus)

Determination of ephedrine hydrochloride in multicomponent formulations by third derivative ultraviolet spectrophotometry

Gazi Universitesi Eczacilik Fakultesi Dergisi , cilt.6, sa.2, ss.97-104, 1989 (Scopus)

Determination of paracetamol and phenprobamate in sugar-coated tablets by first derivative ultraviolet spectrophotometry

Gazi Universitesi Eczacilik Fakultesi Dergisi , cilt.6, sa.1, ss.23-30, 1989 (Scopus)

Determination of propyphenazone and caffeine in sugar-coated tablets by first derivative ultraviolet spectrophotometry