Dotse Selali CHORMEY

 

Education Status:

Degree Department/Program University Year
Undergraduate  Chemistry Kwame Nkrumah University of Science and Technology 2004-2008
Masters  Nuclear Radiochemistry University of Ghana 2010-2012
Doctorate  Analytical Chemistry Yıldız Teknik Üniversitesi 2012-

 

Undergraduate Thesis Title:

“In vitro analysis of Co-trimoxazole tablets”

 

Master’s Thesis Title:

“Feasibility Studies on the Production of Essential Radioisotopes (24Na and 32P) Using the Ghana Miniature Neutron Source Reactor (GHARR-1)”

 

Doctorate Thesis Title:

“Simultaneous determination of some endocrine disrupter compounds and pesticides at trace levels in different matrices by GC-MS after preconcentration” Ongoing.

 

 

Work Experience:

Position Title Work Place Year
Research Assistant Food Research Institute, Center for Scientific and Industrial Research, Ghana Oct 2008-Nov 2009
Research Assistant Ghana Atomic Energy Commission, Ghana Aug 2011- Oct 2012

 

 

Specialized Areas      : 

a)        Speciation studies
b)       Hydride generation techniques
c)        Cold vapor techniques
d)       Metal determination by electrochemical hydride generation technique
e)        Method development with slotted quartz tube
f)         Atom trap studies
g)        Food analysis
h)       Waste water treatment systems
i)          Determination of endocrine disruptive compounds
j)         Determination aromatic amines of azo dyes
k)       Determination of drug active compounds
l)          Determination of pesticides and hormones
m)     Isotope Dilution Mass Spectrometry
n)       Matrix matching and matrix dilution

 

 

Instruments   :   AAS, ICP-MS, HPLC, GC-FID, UV-VIS, GC-MS, INAA.

 

 

Foreign Language                : Turkish Diploma (74)

Official Language                : English

 

 

MEMBERSHIP

Ghana Chemical Society, 2007-

Ghana Nuclear Society, 2012-

 

PUBLICATIONS

 

  1. Chormey, D.S., Karakuş, Y., Karayaka, S., Özsöyler, Ç., Bozdoğan, A.E., Bakırdere, S., “Multivariate optimization of dispersive liquid–liquid microextraction for the determination of paclobutrazol and triflumizole in water by GC–MS”, Journal of Separation Science. https://doi.org/10.1002/jssc.201700853 (2017).
  2. Erarpat, S., Özzeybek, G., Chormey, D.S.,  Bakırdere, S., “Determination of lead at trace levels in mussel and sea water samples using vortex assisted dispersive liquid-liquid microextraction-slotted quartz tube-flame atomic absorption spectrometry”, Chemosphere. 189, pp. 180-185.
  3. Erarpat, S., Özzeybek, G., Chormey, D.S., Erulaş, F., Turak, F., Bakırdere, S., “A novel liquid-liquid extraction for the determination of naphthalene by GC-MS with deuterated anthracene as internal standard”, Environmental Monitoring and Assessment. 189: pp. 528 (2017).
  4. Akkaya, E., Chormey, D.S., Bakırdere, S., “Sensitive determination of cadmium using solidified floating organic drop microextraction-slotted quartz tube-flame atomic absorption spectroscopy”, Environmental Monitoring and Assessment. 189: pp. 513  (2017).
  5. Fırat, M., Bakırdere, S., Sel, S., Chormey, D.S., Elkıran, Ö., Erulaş, F., Turak, F., “Arsenic speciation in water and biota samples at trace levels by ion chromatography inductively coupled plasma-mass spectrometry”, International Journal of Environmental Analytical Chemistry. 97: 7 (2017).
  6. Aydin, I., Chormey, D.S., Budak, T., Fırat, M., Turak, F., Bakirdere, S., “Development of an Accurate and Sensitive Analytical Method for the Determination of Cadmium at Trace Levels Using Dispersive Liquid–Liquid Microextraction Based on the Solidification of Floating Organic Drops Combined with Slotted Quartz Tube Flame Atomic Absorption Spectrometry”, Journal of AOAC International. DOI: https://doi.org/10.5740/jaoacint.17-0131 (2017).
  7. Chormey, D.S., Büyükpınar, Ç., Turak, F., Komesli, O.T., Bakırdere, S., “Simultaneous determination of selected hormones, endocrine disruptor compounds and pesticides in water medium at trace levels by GC-MS after dispersive liquid-liquid microextraction”, Environmental Monitoring and Assessment. 189 (6): 277 (2017).
  8. Turan, N.B., Chormey, D.S., Büyükpınar, Ç., Engin, G.O., Bakırdere, S., “Quorum Sensing: Little talks for an effective bacterial coordination”, TrAC Trends in Analytical Chemistry. 91: 1-11 (2017).
  9. Kasa, N.A., Chormey, D.S., Büyükpınar, Ç., Turak, F.,  Budak, T.B., Bakırdere, S., “Determination of cadmium at ultratrace levels by dispersive liquid-liquid microextraction and batch type hydride generation atomic absorption spectrometry”, Microchemical Journal. 133: 144-148 (2017).
  10. Özzeybek, G., Erarpat, S., Chormey, D.S., Fırat, M., Büyükpınar, Ç., Turak, F., Bakırdere, S., “Sensitive determination of copper in water samples using dispersive liquid-liquid microextraction-slotted quartz tube-flame atomic absorption spectrometry”. Microchemical Journal.132: 406-410  (2017).
  11. Büyükpınar, Ç., Maltepe, E., Chormey, D.S., San, N., Bakırdere, S., “Determination of nickel in water and soil samples at trace levels using photochemical vapor generation-batch type ultrasonication assisted gas liquid separator-atomic absorption spectrometry”, Microchemical Journal. 132: 167-171 (2017).
  12. Fırat, M., Bakırdere, S., Fındıkoğlu, M.S., Kafa, E.B., Yazıcı, E., Yolcu, M., Büyükpınar, Ç., Chormey, D.S., Sel, S., Turak, F., “Determination of trace amount of cadmium using dispersive liquid-liquid microextraction-slotted quartz tube-flame atomic absorption spectrometry”, Spectrochimica Acta-Part B Atomic Spectroscopy. 129: 37-41 (2017).
  13. Bakaraki, N., Chormey, D.S., Bakirdere, S., Engin, G.O., “Development of a sensitive liquid–liquid extraction method for the determination of N-butyryl-Lhomoserine lactone produced in a submerged membrane bioreactor by gas chromatography mass spectrometry and deuterated anthracene as the internal standard”, Analytical Methods. 8: 2660-2665 (2016).
  14. Dobrowska, J.S., Erarpat, S., Chormey, D.S., Pyrzyńska, K., Bakırdere, S., “A novel liquid-liquid extraction for the determination of nicotine in tap water, waste water and saliva at trace levels by GC-MS”, Journal of AOAC International. 99: 806-812 (2016).
  15. Bakirdere, S., Chormey, D.S., Büyükpınar, Ç., San, N., Keyf, S., “Determination of Lead in Drinking and Wastewater by Hydride Generation Atomic Absorption Spectrometry”, Analytical Letters. 49: 1917-1925 (2016).

 

 

Conferences

 

Oral presentations

  1. Dotse Selali Chormey, Merve Fırat, Çağdaş Büyükpınar, Fatma Turak, Fatih Erulaş, Okan Tarık Komesli, Sezgin Bakırdere, “Matrix Matching and Matrix Dilution for the Accurate Determination of Pesticides, Hormones and Endocrine Disruptor Compounds in Complex Matrices”, 7th International IUPAC Conference on Green Chemistry, Moscow, Russia, 2-5 October 2017, pp.19.
  2. Sezin Erarpat, Gözde Özzeybek, Dotse Selali Chormey, Merve Fırat, Çağdaş Büyükpınar, Fatma Turak, Sezgin Bakırdere, “Sensitive determination of copper in water samples using dispersive liquid-liquid microextraction-slotted quartz tube-flame atomic absorption spectrometry”, 7th International IUPAC Conference on Green Chemistry, Moscow, Russia, 2-5 October 2017, pp.23.
  3. Erhan Akkaya, Dotse Selali Chormey, Sezgin Bakırdere, “Sensitive Determination of Cadmium Using Solidified Floating Organic Drop Microextraction-Slotted Quartz Tube-Flame Atomic Absorption Spectrometry”,  7th International IUPAC Conference on Green Chemistry, Moscow, Russia, 2-5 October 2017, pp.15.
  4. Nursu Aylin Kasa, Dotse Selali Chormey, Çağdaş Büyükpınar, Fatma Turak, Türkan Börklü Budak, Sezgin Bakırdere, “Determination of Cadmium in Wastewater at Ultratrace Levels by Dispersive Liquid-Liquid Microextraction and Batch Type Hydride Generation Atomic Absorption Spectrometry”, 7th International IUPAC Conference on Green Chemistry, Moscow, Russia, 2-5 October 2017, pp. 31-32.
  5. Çağdaş Büyükpınar, Esra Maltepe, Dotse Selali Chormey, Nevin San, Sezgin Bakırdere, “Development of a Photochemical Vapor Generation-Batch Type Ultrasonication Assisted Gas Liquid Separator- Atomic Absorption Spectrometry Method for the Trace Determination of Nickel in Soil and Water Samples”, 7th International IUPAC Conference on Green Chemistry, Moscow, Russia, 2-5 October 2017, pp. 42.
  6. Buse Tuğba Zaman, Nursu Aylin Kasa, Serenay Deniz, Sabriye Sel, Dotse Selali Chormey, Çağdaş Büyükpinar, Emine Gülhan Bakirdere, Sezgin Bakirdere, “Determination of Copper at Trace Levels in Mineral Water Samples by Slotted Quartz Tube Atomic Absorption Spectrometry after Dispersive Liquid-Liquid Microextraction”, 7th International IUPAC Conference on Green Chemistry, Moscow, Russia, 2-5 October 2017, pp. 68-69.
  7. Elif Yazıcı, Sezgin Bakırdere, Merve Fırat, Dotse Selali Chormey, Fatma Turak, Çiğdem Şahin, Türkan Börklü Budak “Determination of cadmium in drinking and wastewater by dispersive liquid-liquid microextraction slotted quartz tube flame atomic absorption spectrometry system after complexation with a new imidazole based ligand”, 5th International Conference on Sustainable Solid Waste Management, Athens, Greece, 21-24 June 2017, pp. 37-37.
  8. Chormey D.S., Turak F., Bozdoğan A.E., Komesli O.T., Büyükpınar Ç., Bakırdere S., Simultaneous Determination of Selected Hormones, Endocrine Disruptive Compounds and Pesticides in Water Samples by GC-MS after Dispersive Liquid-Liquid Microextraction, 10th Aegean Analytical Chemistry Days, 29 September – 2 October, 2016, Çanakkale, Turkey.
  9. Bakaraki N., Erkan H.S., Chormey D.S., Bakirdere S., Engin G.O., Quorum Quenching For Biofilm Formation Prevention, EURASIA 2016 Waste Management Symposium, 2-4 May 2016, Turkey.

 

 

 

Poster Presentations

  1. Gözde Özzeybek, Sezin Erarpat, Dotse Selali Chormey, Sezgin Bakırdere, “Dispersive Liquid-Liquid Microextraction-Slotted Quartz Tube-Flame Atomic Absorption Spectrometry for the Sensitive Determination of Lead in Mussel and Sea Water Samples”, 7th International IUPAC Conference on Green Chemistry, Moscow, Russia, 2-5 October 2017, pp.49-50.
  2. Merve Fırat, Sezgin Bakırdere, Sabriye Sel, Dotse Selali Chormey, Ömer Elkıran, Fatih Erulaş, Fatma Turak, “Arsenic Speciation Chicken and Water Samples at Trace Levels by Ion Chromatography-Inductively Coupled Plasma-Mass Spectrometry”, 7th International IUPAC Conference on Green Chemistry, Moscow, Russia, 2-5 October 2017, pp. 64.
  3. Nur Azize Akarcav, Dotse Selali Chormey, Sezgin Bakırdere,” Tebuconazole ve Etrimfos’un Dağıtıcı Sıvı-Sıvı Mikroekstraksiyon Sonrası Gaz Kromatografisi-Kütle Spektrometresi ile Yüksek Doğruluk ve Duyarlılıkta Eşzamanlı Tayinleri”, 8. Ulusal Kimya Kongresi, İstanbul, TÜRKIYE, 16- 18 Mayıs 2017, pp. 36.
  4. llgin Avdin. Dotse Selali Chormey, Turkan Budak, Merve Firat, Fatma Turak, Sezgin Bakirdere, “Kadmiyumun Katila§tirilmi§ Yuzen Organik Damla Mikroekstraksiyonu
    Sonrasi Yarikli Kuartz Tup-Alevli Atomik Absorpsiyon Spektrometresi
    Sisteminde Eser Seviyelerde Tayini”, 8. Ulusal Kimya Kongresi, İstanbul, TÜRKIYE, 16- 18 Mayıs 2017, pp. 35.
  5. Serenav Deniz, Sabriye Sel, Nursu Aylin Kasa, Çağdaş Büyükpınar, Dotse Selali Chormey, Fatma Turak, Sezgin Bakırdere, “Kobaltın Dağıtıcı Sıvı-Sıvı Mikroekstraksiyonu Sonrası Yarıklı Kuvars Tüp-Alevli Atomik Absorpsiyon Spektrometresi Sisteminde Eser Seviyelerde Tayini”, 8. Ulusal Kimya Kongresi, İstanbul, TÜRKIYE, 16- 18 Mayıs 2017, pp. 37.
  6. Fırat M., Fındıkoğlu M.S., Kafa B., Yazıcı E., Yolcu M., Büyükpınar Ç., Chormey D.S., Sel S., Turak F., Bakırdere S., Determination of Trace Amount of Cadmium using Dispersive LiquidLiquid Microextraction-Slotted Quartz Tube-Flame Atomic Absorption Spectrometry, 10th Aegean Analytical Chemistry Days, 29 September – 2 October, 2016, Çanakkale, Turkey.
  7. Bakırdere S., Chormey D.S., Büyükpınar Ç., San N., Keyf S., Optimization of a Closed Batch Vessel Hydride Generation Atomic Absorption Spectrometry Method for the Determination of Lead in Drinking and Waste Water Samples at Trace Levels, 10th Aegean Analytical Chemistry Days, 29 September – 2 October, 2016, Çanakkale, Turkey.
  8. Erarpat S., Özzeybek G., Chormey D.S., Erulaş F., Turak F., Bakırdere S., A Novel Liquid-Liquid Extraction for the Determination of Naphthalene in Tap Water at Trace Levels by GC-MS with Deuterated Anthracene as Internal Standard, 10th Aegean Analytical Chemistry Days, 29 September – 2 October, 2016, Çanakkale, Turkey.

 

 

Tasks Performed on Projects:

 

  1. Investigation of Endocrine Disrupting Materials with Membrane Bioreactor Integrated Advanced Electrooxidation Systems and Their Treatment, TUBITAK 1001 Project, 359,686.8 TL (Researcher) (15.04.2016 – 15.04.2018).
  2. Simultaneous determination of some endocrine disrupting compounds and pesticides at low levels by GC-MS after preconcentration, Comprehensive Research Project, ITU, 2016-01-02-KAP04, 24,905.24 TL (Researcher) (15.02.2016-15.08.2018 ).

 

 

 

AWARDS

7th International IUPAC Conference on Green Chemistry, Moscow, Russia, 2-5 October 2017 (Best Poster Award).