Prof. NURAY OKTAR

Publication Network

Journal articles indexed in SCI, SSCI, and AHCI 35

On-site hydrogen-rich gas production from diesel: A comprehensive study on catalyst development with nickel and diverse metal oxides (MgO, La2O3, CeO2, SiO2) supported on alumina

Sahingoz N. C., Talu K., OKTAR N., DOĞU T., Pamuk I.

APPLIED CATALYSIS A-GENERAL , vol.687, 2024 (SCI-Expanded)

Effect of the amount and type of active metal and its impregnation sequence on bio-fuel production

Ozcan M., Değirmencioğlu P., Karaman E. E. B. P., Mürtezaoğlu K., Oktar N.

APPLIED CATALYSIS A-GENERAL , vol.683, 2024 (SCI-Expanded) Sustainable Development

Catalytic Performances of Ni‑containing Mesoporous TUD‑1 Catalysts in Steam Reforming of Acetic Acid

Ekinci E., Oruç M., Oktar N., Mürtezaoğlu K.

CATALYSIS LETTERS , vol.154, pp.3776-3786, 2024 (SCI-Expanded)

Hydrogen Production from Formic Acid Using KIT-6 Supported Non-Noble Metal-Based Catalysts

ESLEK KOYUNCU D. D., Tug I., OKTAR N., MÜRTEZAOĞLU K.

ChemPlusChem , 2024 (SCI-Expanded)

Catalytic upgrading of bio-oil model mixtures in the presence of microporous HZSM-5 and γ-Al2O3 based Ni, Ta and Zr catalysts

Guvenc C., Alan E., DEĞİRMENCİOĞLU P., ÇELİK ÖZCAN M., PEKMEZCİ KARAMAN B., OKTAR N.

FUEL , vol.350, 2023 (SCI-Expanded) Sustainable Development

Decomposition of formic acid over Ni-containing SiO2 catalysts synthesized by various one-pot synthesis routes

Koyuncu D. D., Ozben N., OKTAR N., MÜRTEZAOĞLU K.

Reaction Kinetics, Mechanisms and Catalysis , vol.136, no.5, pp.2569-2586, 2023 (SCI-Expanded)

Dimethyl ether from syngas and effect of CO2 sorption on product distribution over a new bifunctional catalyst pair containing STA@SBA-15

Ozcan M., Karaman B., OKTAR N., DOĞU T.

Fuel , vol.330, 2022 (SCI-Expanded)

Heteropolyacid Incorporated Bifunctional Core-Shell Catalysts for Dimethyl Ether Synthesis from Carbon Dioxide/Syngas

Pekmezci Karaman B., Oktar N., Doğu G., Doğu T.

CATALYSTS , vol.12, no.10, pp.1102-1125, 2022 (SCI-Expanded)

Experimental Study on the Liquid-Phase Adsorption Equilibrium of n-Butanol over Amberlyst (TM) 15 and Contribution of Diffusion Resistances

Soto R., OKTAR N., Fite C., Ramirez E., Bringue R., Tejero J.

CHEMICAL ENGINEERING & TECHNOLOGY , vol.44, no.12, pp.2210-2219, 2021 (SCI-Expanded)

Coke-resistance enhancement of mesoporous gamma-Al2O3 and MgO-supported Ni-based catalysts for sustainable hydrogen generation via steam reforming of acetic acid

Ibrahim S. A., Ekinci E., Karaman B., Oktar N.

INTERNATIONAL JOURNAL OF HYDROGEN ENERGY , vol.46, no.77, pp.38281-38298, 2021 (SCI-Expanded) Sustainable Development

Comparison of microwave and conventionally heated reactor performances in catalytic dehydrogenation of ethane

Eryildirim B., ARBAĞ H., OKTAR N., DOĞU G.

INTERNATIONAL JOURNAL OF HYDROGEN ENERGY , vol.46, no.7, pp.5296-5310, 2021 (SCI-Expanded)

Tungstophosphoric acid incorporated hierarchical HZSM-5 catalysts for direct synthesis of dimethyl ether

Karaman B., OKTAR N.

INTERNATIONAL JOURNAL OF HYDROGEN ENERGY , vol.45, no.60, pp.34793-34804, 2020 (SCI-Expanded) Sustainable Development

Bifunctional Silicotungstic Acid and Tungstophosphoric Acid Impregnated Cu-Zn-Al & Cu-Zn-Zr Catalysts for Dimethyl Ether Synthesis from Syngas

PEKMEZCİ KARAMAN B., OKTAR N., Dogu G., DOĞU T.

CATALYSIS LETTERS , vol.150, no.9, pp.2744-2761, 2020 (SCI-Expanded)

Steam reforming of acetic acid in the presence of Ni coated with SiO2 microsphere catalysts

Ozel S., MERİÇ G. G., ARBAĞ H., DEĞİRMENCİ L., OKTAR N.

INTERNATIONAL JOURNAL OF HYDROGEN ENERGY , vol.45, no.41, pp.21252-21261, 2020 (SCI-Expanded)

Catalytic Performances of Bi-Metallic Ni-Co Catalysts in Acetic Acid Steam Reforming Reaction: Effect of Mg Incorporation

Sahin S. O., ARBAĞ H., OKTAR N., MÜRTEZAOĞLU K.

INTERNATIONAL JOURNAL OF CHEMICAL REACTOR ENGINEERING , vol.17, no.6, 2019 (SCI-Expanded) Sustainable Development

Catalytic performances of Ni and Cu impregnated MCM-41 and Zr-MCM-41 for hydrogen production through steam reforming of acetic acid

Cakiryilmaz N., ARBAĞ H., OKTAR N., Dogu G., DOĞU T.

CATALYSIS TODAY , vol.323, pp.191-199, 2019 (SCI-Expanded) Sustainable Development

Production of value-added chemicals from esterification of waste glycerol over MCM-41 supported catalysts

Ekinci E., Oktar N.

GREEN PROCESSING AND SYNTHESIS , vol.8, no.1, pp.128-134, 2019 (SCI-Expanded)

Effect of W incorporation on the product distribution in steam reforming of bio-oil derived acetic acid over Ni based Zr-SBA-15 catalyst

Cakiryilmaz N., ARBAĞ H., OKTAR N., Dogu G., DOĞU T.

INTERNATIONAL JOURNAL OF HYDROGEN ENERGY , vol.43, no.7, pp.3629-3642, 2018 (SCI-Expanded)

Performance comparison of mesoporous alumina supported Cu & Ni based catalysts in acetic acid reforming

PEKMEZCİ KARAMAN B., Cakiryilmaz N., ARBAĞ H., OKTAR N., Dogu G., DOĞU T.

INTERNATIONAL JOURNAL OF HYDROGEN ENERGY , vol.42, no.42, pp.26257-26269, 2017 (SCI-Expanded)

Adsorption of C-1-C-4 Alcohols, C-4-C-5 Isoolefins, and their Corresponding Ethers over Amberlyst35

Soto R., OKTAR N., Fite C., Ramirez E., Bringue R., Tejero J.

CHEMICAL ENGINEERING & TECHNOLOGY , vol.40, no.5, pp.889-899, 2017 (SCI-Expanded)

Activity Comparison of Acidic Resins in the Production of Valuable Glycerol Acetates

EKİNCİ E., Gunduz G., OKTAR N.

INTERNATIONAL JOURNAL OF CHEMICAL REACTOR ENGINEERING , vol.14, no.1, pp.309-314, 2016 (SCI-Expanded)

Etherification of glycerol with C-4 and C-5 reactive olefins

Ikizer B., OKTAR N., DOĞU T.

FUEL PROCESSING TECHNOLOGY , vol.138, pp.570-577, 2015 (SCI-Expanded)

PRODUCTION OF VALUABLE CHEMICALS VIA ESTERIFICATION AND ACETYLATION OF GLYCEROL, BY-PRODUCT OF BIODIESEL

EKİNCİ E., Gunduz G., OKTAR N.

JOURNAL OF THE FACULTY OF ENGINEERING AND ARCHITECTURE OF GAZI UNIVERSITY , vol.30, no.3, pp.443-450, 2015 (SCI-Expanded) Sustainable Development

Activity Comparison of Different Solid Acid Catalysts in Etherification of Glycerol with tert-Butyl Alcohol in Flow and Batch Reactors

Ozbay N., OKTAR N., Dogu G., DOĞU T.

TOPICS IN CATALYSIS , vol.56, pp.1790-1803, 2013 (SCI-Expanded)

POLYHEMA BASED SILICOTUNGSTIC ACID CATALYSTS FOR VAPOR PHASE ETHYL TERT-BUTYL ETHER (ETBE) SYNTHESIS

DEĞİRMENCİ L., OKTAR N.

JOURNAL OF THE FACULTY OF ENGINEERING AND ARCHITECTURE OF GAZI UNIVERSITY , vol.27, no.3, pp.641-650, 2012 (SCI-Expanded)

Effects of Sorption Enhancement and Isobutene Formation on Etherification of Glycerol with tert-Butyl Alcohol in a Flow Reactor

Ozbay N., OKTAR N., Dogu G., DOĞU T.

INDUSTRIAL & ENGINEERING CHEMISTRY RESEARCH , vol.51, no.26, pp.8788-8795, 2012 (SCI-Expanded)

TRANSESTERIFICATION REACTION OVER BASIC AMBERLYST RESIN CATALYSTS AND OPTIMIZATION VIA RESPONSE SURFACE METHODOLOGY

OKTAR N., Ozbay N., Aydin F., TAPAN N. A.

JOURNAL OF THE FACULTY OF ENGINEERING AND ARCHITECTURE OF GAZI UNIVERSITY , vol.27, no.1, pp.71-79, 2012 (SCI-Expanded)

Activated Carbon Supported Silicotungstic Acid Catalysts for Ethyl-tert-butyl ether Synthesis

DEĞİRMENCİ L., OKTAR N., Dogu G.

AICHE JOURNAL , vol.57, no.11, pp.3171-3181, 2011 (SCI-Expanded)

ETBE synthesis over silicotungstic acid and tungstophosphoric acid catalysts calcined at different temperatures

Degirmenci L., OKTAR N., Dogu G.

FUEL PROCESSING TECHNOLOGY , vol.91, no.7, pp.737-742, 2010 (SCI-Expanded)

Conversion of Biodiesel By-Product Glycerol to Fuel Ethers over Different Solid Acid Catalysts

Ozbay N., OKTAR N., Dogu G., DOĞU T.

INTERNATIONAL JOURNAL OF CHEMICAL REACTOR ENGINEERING , vol.8, 2010 (SCI-Expanded)

Synthesis and characterization of Ba/MCM-41

Kaya E., OKTAR N., KARAKAŞ G., Murtezaoglu K.

TURKISH JOURNAL OF CHEMISTRY , no.6, pp.935-943, 2010 (SCI-Expanded)

Thermodynamic Study of Liquid Phase Synthesis of Ethyl tert-Butyl Ether Using tert-Butyl Alcohol and Ethanol

Ozbay N., OKTAR N.

JOURNAL OF CHEMICAL AND ENGINEERING DATA , vol.54, no.12, pp.3208-3214, 2009 (SCI-Expanded)

Product Distributions in Ethyl tert-Butyl Ether Synthesis over Different Solid Acid Catalysts

Degirmenci L., OKTAR N., Dogu G.

INDUSTRIAL & ENGINEERING CHEMISTRY RESEARCH , vol.48, no.5, pp.2566-2576, 2009 (SCI-Expanded)

Esterification of free fatty acids in waste cooking oils (WCO): Role of ion-exchange resins

Oezbay N., Oktar N., Tapan N. A.

FUEL , vol.87, pp.1789-1798, 2008 (SCI-Expanded)

Use of biodiesel byproduct crude glycerol as the carbon source for fermentation processes by recombinant Pichia pastoris

Celik E., Ozbay N., OKTAR N., ÇALIK P.

INDUSTRIAL & ENGINEERING CHEMISTRY RESEARCH , vol.47, no.9, pp.2985-2990, 2008 (SCI-Expanded)

Articles Published in Other Journals 2

MESOPOROUS ALUMINOSILICATE SUPPORTED CATALYSTS IN ALTERNATIVE FUEL HYDROGEN PRODUCTION

Saleh A. İ., Ekinci E., Pekmezci Karaman B., Oktar N.

Konya Journal of Engineering Sciences , vol.9, pp.107-123, 2021 (Peer-Reviewed Journal) Sustainable Development

The Role of In situ NH3 Production in NO Reduction with CH4 Over Cu Doped Pd Catalysts

MUNTEANU R., OKTAR N., HOLMGREEN E., OZKAN U.

JOURNAL OF ENVIRONMENTAL ENGINEERING AND MANAGEMENT , vol.16, pp.1-10, 2006 (Peer-Reviewed Journal)

Papers Presented at Peer-Reviewed Scientific Conferences 113

Sustainable Utilization of PET Waste in Cement Composite Panels

Güdük S., Pekmezci Karaman B., Oktar N.

4th International Conference on Recent Academic Studies-ICRAS 2025, Konya, Turkey, 4 - 05 March 2025, pp.81, (Summary Text)

CO2 Methanation In The Presence Of Nickel Containing Talc Minerals

Eslek Koyuncu D. D., Çelik Özcan M., Değirmenci L., Oktar N.

10.International Palandöken Scientific Studies Congress, Erzurum, Turkey, 15 - 16 February 2025, pp.50-51, (Summary Text)

Impact of Incorporating Waste Glass in Cement-Based Composite Boards

Kaysi K., Pekmezci Karaman B., Oktar N.

6th International Eurasian Conference on Biological and Chemical Sciences (EurasianBioChem 2023), Ankara, Turkey, 10 - 13 October 2023, pp.1-2, (Summary Text)

Effect of Ce and Ca Metals on Light Olefins Production in Methanol to Olefins Reaction

Değirmencioğlu P., Arpacı E. Ç., Oktar N.

7th International Hydrogen Technologies Congress, Elazığ, Turkey, 10 - 12 May 2023, pp.1, (Summary Text)

Bio-Fuel Production from Pomace Based Bio-oil in the Presence of Mn Coated SiO2 Microsphere Catalysts

Kaya B. G., Pekmezci Karaman B., Değirmenci L., Oktar N.

7th International Hydrogen Technologies Congress, 10 - 12 May 2023, pp.338-339, (Summary Text)

Valuable Chemıcals Productıon From Bıo-Oıl Model Mıxture

Taştan O., Çelik Özcan M., Pekmezci Karaman B., Oktar N.

7th International Hydrogen Technologies Congress, Elazığ, Turkey, 10 May - 12 October 2023, pp.225-226, (Summary Text)

CO2 As a Carbon Source in Direct Synthesis of Dimethyl Ether from Syngas over Silicotungstic Acid Incorporated Bifunctional Catalysts

Pekmezci Karaman B., Doğu T., Oktar N., Doğu G.

The American Institute of Chemical Engineers (AIChE) , Arizona, United States Of America, 13 - 18 November 2022, pp.1, (Summary Text) Sustainable Development

Bio-fuel Production under Atmospheric Pressure

Güvenç C., Pekmezci Karaman B., Çelik Özcan M., Oktar N.

4th International Conference on Applied Engineering and Natural Sciences ICAENS 2022, Konya, Turkey, 10 - 13 November 2022, pp.94, (Summary Text) Sustainable Development

Elektrokatalitik Amonyak Üretimi İçin Ce Katkılı LaFeO3 Katalizörlerinin Sol-jel Yöntemi İle Hazırlanması

Çelik Özcan M., Oktar N., Doğu D.

6. Anadolu Kataliz Okulu, İzmir, Turkey, 23 - 28 September 2022, (Unpublished)

Performance of HZSM-5 Catalyst in Bio-Fuel Production

Güvenç C., Pekmezci Karaman B., Çelik Özcan M., Oktar N.

4th Bioenergy Studies Symposium, Ankara, Turkey, 26 - 27 May 2022, (Summary Text)

ALTERNATIVE SOURCE FOR OLEFIN PRODUCTION: BIO METHANOL

Değirmencioğlu P., Arbağ H., Oktar N.

4TH BIONERGY STUDIES SYMPOSIUM, Samsun, Turkey, 26 May 2022, pp.1-3, (Summary Text)

Synthesis of LaFeO3 Catalyst for Electrocatalytic Ammonia Production

Çelik Özcan M., Eryıldırım B., Öztürk O., Oktar N., Doğu D.

8th National Catalysis Conference, NCC8, Ankara, Turkey, 9 - 12 September 2021, (Unpublished)

Synthesis of Mayenite Catalysts for Electrocatalytic Ammonia Production

Eryıldırım B., Çelik Özcan M., Öztürk O., Oktar N., Doğu D.

8th National Catalysis Conference, NCC8, Ankara, Turkey, 9 - 12 September 2021, (Unpublished)

Yeni Nesil Asidik Karakterli Çekirdek-Kabuk Yapısındaki Katalizörlerin Sentezi ve Karakterizasyon Çalışmaları

Kaçar B., Pekmezci Karaman B., Oktar N., Mürtezaoğlu K.

14. Ulusal Kimya Mühendisliği Kongresi (UKMK2020), Konya, Turkey, 10 - 12 June 2021, (Summary Text)

STA içerikli Silika-Bakır Mikroküre Katalizörleri ile Sentez Gazından Doğrudan Alternatif Yakıt Dimetil Eter Üretimi

Pekmezci Karaman B., Oktar N., Doğu G., Doğu T.

Ulusal Kimya Mühendisliği Kongresi (UKMK 2020), Konya, Turkey, 10 - 12 June 2021, (Summary Text)

Ni-W Yüklü Mezogözenekli Alümina Katalizörleri Varlığında Karbon Emisyonsuz Hidrojen Üretimi; Mikrodalga Isıtmalı Reaktör

Özben Z., Pekmezci Karaman B., Varışlı D., Oktar N.

14.Ulusal Kimya Mühendisliği Kongresi, Konya, Turkey, 10 - 12 June 2021, pp.15, (Summary Text) Sustainable Development

Metanolden Hafif Olefin Eldesinde (MTO) Kullanılacak Silika Bazlı Mikroküre Katalizörlerin Geliştirilmesi

Değirmencioğlu P., Arbağ H., Oktar N.

14. Ulusal Kimya Mühendisliği Kongresi, Konya, Turkey, 10 - 12 June 2021, pp.1-3, (Summary Text)

Elektrokatalitik Amonyak Üretimi İçin Mayenit Katalizörünün Sentezi Ve Karakterizasyonu

Eryıldırım B., Çelik Özcan M., Öztürk O., Oktar N., Doğu D.

14. Ulusal Kimya Mühendisliği Kongresi (UKMK 2020), Konya, Turkey, 10 - 12 June 2021, pp.16, (Summary Text)

Coke minimization through Ni-based mesoporous catalysts in steam reforming of acetic acid for hydrogen production: Effect of temperature and feed molar ratio

Ahmat İbrahim S., Ekinci E., Pekmezci Karaman B., Oktar N.

3rd International Hydrogen Energy Conference and Exhibitions (IHEC 2021) , Ankara, Turkey, 14 - 16 June 2021, pp.24-25, (Summary Text) Sustainable Development

Hydrogen production over Ni-containing MgO supported catalyst: Effect of hydrothermal process duration in catalysts synthesis

Saleh A. İ., EKİNCİ E., PEKMEZCİ KARAMAN B., OKTAR N.

5th International Hydrogen Technologies Congress, Niğde, Turkey, 26 May 2021, (Summary Text) Sustainable Development

Destekli Nikel İçerikli Katalizörler ile Biyokütleden Hidrojen ÜretimiKatalizör Destek Malzemelerinin ve Reaksiyon Sıcaklığının Etkileri

Saleh A. I., Ekinci E., Pekmezci Karaman B., Oktar N.

32. Ulusal Kimya Kongresi, Ankara, Turkey, 17 - 19 September 2020, (Summary Text)

Characterization and catalytic activity of Ni/mesoporous aluminosilicate HMS and Mo/mesoporous aluminosilicate HMS in the conversion of n-hexadecane

Vassilina G., Umbetkaliyeva K., OKTAR N., PEKMEZCİ KARAMAN B., Vassilina T.

6th International Russian-Kazakhstan Conference on Chemical Technologies of Functional Materials, Almaty, Kazakhstan, 9 - 10 April 2020, vol.31, pp.580-583, (Full Text)

A Comparision Of Light Olefin Production From Syngas, DME and Methanol

DEĞİRMENCİOĞLU P., ARBAĞ H., OKTAR N., DOĞU G., DOĞU T.

5th Anatolian School of Catalysis (ASC-5), 8 - 11 September 2019, (Summary Text)

Dehydrogenation of ethane over SBA-15 supported chromium catalyst

ERYILDIRIM B., ARBAĞ H., OKTAR N., DOĞU G.

5th Anatolian School of Catalysis (ASC-5), 8 - 11 September 2019, (Summary Text)

Metanol dehidrasyon Katalizörünün Sentez Gazından Doğrudan Dimetil Eter Üretim Reaksiyonuna Etkisi

PEKMEZCİ KARAMAN B., OKTAR N., SEZGİ N. A., Doğu G., Doğu T.

UKMK 13, Turkey, 3 - 06 September 2018, (Summary Text)

Direct Synthesis of Dimethyl Ether From Syngas Over Silicotungstic Acid Containing Catalyst

ÇELİK M., PEKMEZCİ KARAMAN B., OKTAR N., DOĞU G., DOĞU T.

4th International Hydrogen Technologies Congress (IHTEC 2019), 20 - 23 June 2019, (Summary Text)

Hydrogen production via ethane dehydrogenation in microwave heated reactor over mesoporous alumina supported chromium catalyst at low temperature

ÇİTLİ P., ARBAĞ H., OKTAR N., DOĞU G.

4th International Hydrogen Technologies Congress (IHTEC), 20 - 23 June 2019, (Summary Text) Sustainable Development

Direct synthesis of dimethyl ether from syngas over silicotungstic acid containing catalyst.

Çelik M., Pekmezci Karaman B., Oktar N., Doğu G., Doğu T.

4th International Hydrogen Technologies Congress (IHTEC 2019), Edirne, Turkey, 20 - 23 June 2019, pp.121, (Summary Text)

Performance of Silica supported Ni catalysts in steam reforming of biomass derived acetic acid

ÇAKIRYILMAZ N., OKTAR N., ARBAĞ H., DOĞU G., DOĞU T.

4th International Hydrogen Technologies Congress (IHTEC 2019), 20 - 23 June 2019, (Summary Text)

Hydrogen and ethylene production by ethane dehydrogenation in microwave heated reactor system: Effect of reaction temperature

ERYILDIRIM B., ARBAĞ H., OKTAR N., DOĞU G.

4th International Hydrogen Technologies Congress (IHTEC 2019), 20 - 23 June 2019, (Summary Text)

Direct Synthesis of Dimethyl Ether on TPA Incorporated HZSM-5 Zeolites

PEKMEZCİ KARAMAN B., OKTAR N., DOĞU G., DOĞU T.

4th International Hydrogen Technologies Congress (IHTEC 2019), 20 - 23 June 2019, (Summary Text)

Nİ/SİO2 MİKRO KÜRE KATALİZÖRLERİN ASETİK ASİT REFORMLANMA REAKSİYONUNDA AKTİVİTELERİNİN İNCELENMESİ

Özel Ş., GÜNDÜZ MERİÇ G., ARBAĞ H., OKTAR N., DEĞİRMENCİ L.

UKMK 2018, Turkey, 3 - 06 September 2018, (Summary Text)

Nikel ve Bor İçerikli Alümina Destekli Katalizörlerin Asetik Asit Buharlı Reformlanma Reaksiyonundaki Aktiviteleri: Sentez Yönteminin Etkisi

ÖZEL Ş., ERYILDIRIM B., ARBAĞ H., OKTAR N., DOĞU G., DOĞU T.

13. Ulusal Kimya Mühendisliği Kongresi (UKMK 2018), Van, Turkey, 3 - 06 September 2018, (Summary Text)

TUD-1 Destekli Ni Katalizörlerin Varlığında Asetik Asitten Reformlama Reaksiyonuyla Hidrojen Üretimi

Ekinci E., Oruç M., Arbağ H., Oktar N., Mürtezaoğlu K.

Ulusal Kimya Mühendisliği Kongresi UKMK-13, Van, Turkey, 3 - 06 September 2018, (Summary Text)

Biyokütle Kaynaklı Hidrojen Üretimi: Co-Ni Esaslı Katalizörler ve Mg Etkisi

ÖZEL Ş., ARBAĞ H., OKTAR N., DOĞU G., DOĞU T.

13. Ulusal Kimya Mühendisliği Kongresi (UKMK 2018), Turkey, 3 - 06 September 2018, (Summary Text) Sustainable Development

Direct synthesis of dimethyl ether from syngas over SBA-15: Effect of STA incorporation onto product distribution

Çelik M., Pekmezci Karaman B., Oktar N., Doğu G., Doğu T.

9th Eastern Mediterrenean Chemical Engineering Conference (EMCC-9), Ankara, Turkey, 31 August - 02 September 2018, (Unpublished)

Ni Incorporated TUD-1 Synthesis, Characterization and Catalytic Performances in Hydrogen Production

EKİNCİ E., Oruç M., ARBAĞ H., OKTAR N., MÜRTEZAOĞLU K.

EMCC-9, 31 August - 02 September 2018 Sustainable Development

Temperature Effect on Methanol Synthesis from Syngas over Cu-Zn Based Catalyst

PEKMEZCİ KARAMAN B., OKTAR N., Doğu G., SEZGİ N. A., Doğu T.

EMCC 9, 31 August - 02 September 2018, (Summary Text)

Acetic Acid Steam Reforming over Ni, Co and Mg Impregnated Alumina Catalyst

ÖZEL Ş., ARBAĞ H., OKTAR N., DOĞU G., DOĞU T.

9th Eastern Mediterranean Chemical Engineering Conference (EMCC9), 31 August - 02 September 2018, (Summary Text)

Adsorption of NOx on Barium-based MCM-41 sorbents

Ekinci E., Mürtezaoğlu K., Oktar N.

International Eurasian Conference on Biological and Chemical Sciences (EurasianBioChem 2018), Ankara, Turkey, 26 - 27 April 2018, (Summary Text)

Copper-Zinc Based Bifunctional Catalysts Containing Zirconia and Alumina Promoters for Methanol Synthesis

PEKMEZCİ KARAMAN B., OKTAR N., SEZGİ N. A., Doğu G., Doğu T.

International Congress on Engineering and Life Science, 26 - 29 April 2018, (Summary Text)

Performance of Ni Incorporated Silica and Alumina Based Catalysts in Hydrogen Production from Biomass

PEKMEZCİ KARAMAN B., Çakıryılmaz N., OKTAR N., ARBAĞ H., Dogu G., Doğu T.

The third international hydrogen technologies congress (IHTEC-2018), Alanya, Turkey, 15 - 18 March 2018, (Summary Text) Sustainable Development

Acetic acid steam reforming over Ni impregnated MCM-41 catalyst: Effect of feed composition

Çakıryılmaz N., ARBAĞ H., OKTAR N., Dogu G., Doğu T.

The Porous and Powder Materials Symposium and Exhibitions (PPM 2017), Turkey, 12 - 15 September 2017, (Summary Text)

Activity Tests of Alumina Supported Ni and Co Catalysts in Acetic Acid Steam Reforming Reaction

Özel Ş., ARBAĞ H., OKTAR N., Dogu G., Doğu T.

The Porous and Powder Materials Symposium and Exhibitions (PPM 2017), Turkey, 12 - 15 September 2017, (Summary Text)

Effect of Pressure on Direct Dimethyl Ether (DME) Synthesis from Syngas over Tungstophosphoric Acid (TPA) Impregnated Mesoporous Alumina Catalyst

ERKAL D., OKTAR N., SEZGİ N. A., DOĞU G., DOĞU T.

The Porous and Powder Materials Symposium and Exhibitions (PPM 2017), 12 - 15 September 2017, (Summary Text)

Performance of TPA Incorporated Cu-Zn based Catalysts in Dimethyl Ether and Methanol Synthesis from Syngas

PEKMEZCİ KARAMAN B., OKTAR N., SEZGİ N. A., GÜLŞEN D., TİMUR D.

The Porous and Powder Materials Symposium and Exhibitions (PPM 2017), 12 - 15 September 2017, (Summary Text)

Development of Bıfunctıonal Catalyst for the Sıngle-Step Synthesıs of Dımethyl Ether

Şener M. İ., SEZGİ N. A., Doğu T., OKTAR N.

4th Anatolian School of Catalysis, 11 - 14 September 2017, (Summary Text)

Ni-W impregnated Zr-MCM-41 catalysts for steam reforming of acetic acid

Çakıryılmaz N., ARBAĞ H., OKTAR N., Dogu G., Doğu T.

13th European Congress on Catalysis (EUROPACAT 2017), Floransa, Italy, 27 - 31 August 2017, (Summary Text)

Bio-based Hydrogen by Steam Reforming of Bio-Acetic Acid over Mesoporous Alumina Based Catalysts

PEKMEZCİ KARAMAN B., ARBAĞ H., OKTAR N., Dogu G., Doğu T.

International Symposium on Green Chemistry 2017 (ISGC 2017), France, 16 - 19 May 2017, (Summary Text)

Compasion of Silica and Alumina Based Catalysis in Hydrogen Producion from Biomass

PEKMEZCİ B., ÇAKIRYILMAZ N., ARBAĞ H., OKTAR N., Doğu G., Doğu T.

The Second International Hydrogen Technologies Congress (IHTEC-2017), Adana, Turkey, 15 - 18 March 2017, (Summary Text)

Hydrogen Production by Steam Reforming of Bio oil Derived Acetic Acid over Ni Based Zr SBA 15 Type Mesoporous Catalysts

Çakıryılmaz N., OKTAR N., ARBAĞ H., Doğu G., Doğu T.

2016 AIChE Annual Meeting, San-Francisco, Costa Rica, 13 - 18 November 2016, (Summary Text) Sustainable Development

Experimental liquid and gas phase study on adsorption of C1 C4 alcohols C4 C5 isoolefins and their corresponding ethers over Amberlyst TM 35

Soto R., OKTAR N., Fite C., Ramirez E., Bringue R., Tejero J.

22nd International Congress of Chemical and Process Engineering CHISA 2016, Praq, Czech Republic, 27 - 31 August 2016, (Summary Text)

Hydrogen Production by Steam Reforming of Acetic Acidin the Presence of Ni Containing Catalysts

PEKMEZCİ B., ÇAKIRYILMAZ N., ARBAĞ H., OKTAR N., DOĞU G., DOĞU T.

22nd International Congress of Chemical and Process Engineering CHISA 2016, PRAG, Czech Republic, 27 - 31 August 2016, (Summary Text) Sustainable Development

Sentez Gazından Dimetil Eter DME Metanol Üretimi

ERKAL D., PEKMEZCİ B., OKTAR N., DOĞU G., SEZGİ N. A., DOĞU T.

12. ULUSAL KİMYA MÜHENDİSLİĞİ KONGRESİ, İzmir, Turkey, 23 - 26 August 2016, (Summary Text)

Tungstofosforik Asit Yüklü Mezogözenekli Alümina Katalizörlerin DME Üretimi İçin Sentezlenmesi

Şener M. İ., SEZGİ N. A., Dogu T., Dogu G., OKTAR N.

UKMK 12, İzmir, Turkey, 23 - 26 August 2016, (Summary Text)

Doğrudan Sentez Gazından DME Methanol Üretimi

Erkal D., PEKMEZCİ B., OKTAR N., Dogu G., SEZGİ N. A., Dogu T.

UKMK 12, İzmir, Turkey, 23 - 26 August 2016, (Summary Text)

Ni Ve Cu Bazlı Katalizörlerle Asetik Asitten Hidrojen Üretimi

Çakıryımaz N., ARBAĞ H., OKTAR N., Doğu G., Doğu T.

Ulusal Kimya Mühendisliği Kongresi 2016, Çanakkale, Turkey, 23 - 26 August 2016, (Summary Text) Sustainable Development

Effects Of Synthesıs Route And Calcınatıon Temperature On Structural And Acıdıc Propertıes Of Mesoporous Al2O3

ERKAL D., PEKMEZCİ B., OKTAR N., DOĞU G., SEZGİ N. A., DOĞU T.

NCC6 - 6th Catalysis Conference, Bursa, Turkey, 27 - 30 April 2016, (Summary Text)

Steam Reforming of Acetic Acid Over Alumina Based Catalysts

PEKMEZCİ B., ÇAKIRYILMAZ N., ARBAĞ H., OKTAR N., DOĞU G., DOĞU T.

WORLD HYDROGEN ENERGY CONFERENCE, Zaragoza, Spain, 13 - 16 June 2016, (Summary Text)

Steam Reforming Of Acetic Acid With Hifuel R 120 Catalyst

PEKMEZCİ B., Cakiryilmaz N., ARBAĞ H., OKTAR N., Dogu G., Dogu T.

World Hydrogen Energy Conference, WHEC-Zaragoza, Zaragoza, Spain, 13 - 16 June 2016, (Summary Text)

Synthesis and Characterization of MCM 41 Supported Ni Catalysts for Acetic Acid Steam Reforming

Çakıryılmaz N., ARBAĞ H., OKTAR N., Doğu G., Doğu T.

National Catalysisi Congress, Bursa, Turkey, 27 - 30 April 2016, (Summary Text)

Synthesis of Tungstophosphoric Acid Incorporated Mesoporous Alumina Catalysts for Methanol Dehydration in DME Synthesis

Şener M. İ., SEZGİ N. A., Dogu T., Dogu G., OKTAR N.

The 6th Catalysis Conferance (NCC6), Bursa, Turkey, 27 April - 30 June 2016, (Summary Text)

Effects of Sytnhesis Route and Calcination Temperature on Structural and Acidic Properties of Mesoporous Al2O3

Erkal D., PEKMEZCİ B., OKTAR N., Dogu G., SEZGİ N. A., Dogu T.

The 6th Catalysis Conferance (NCC6), Bursa, Turkey, 27 April - 30 June 2016, (Summary Text)

Conversion of Glycerol to Fuel Oxygentes

OKTAR N.

Slovenia National Laboratory of Chemistry İkili İşbirliği Ziyareti, Ljubljana, Slovenia, 6 - 08 November 2015

Yeni Nesil Katalizörler Relite EXC8D Ve Smopex 101 Varlığında Esterleşme Reaksiyon Çalışmaları

EKİNCİ E., Surmelioğlu H., OKTAR N.

27. Ulusal Kimya Kongresi, Çanakkale, Turkey, 23 - 28 September 2015, pp.762, (Summary Text)

From Glycerol to Fuel Oxygenates through Etherification with tert Butyl Alcohol iso Butene and iso Amylene

Dogu G., OKTAR N., OZbay N., İKİZER B., Dogu T.

10th European Congress of chemical Engineering & 3rd European Congress of Applied Biotechnology & 5th European Process Intensification Conference, Nice, France, 27 September - 01 October 2015, pp.203, (Full Text)

Hifuel 120 Ticari Katalizörü İle Asetik Asitin Buharlı Reformlanma Reaksiyonu

PEKMEZCİ B., Çakıryılmaz N., ARBAĞ H., OKTAR N.

27. Ulusal Kimya Kongresi, Çanakkale, Turkey, 23 September - 28 August 2015, pp.829, (Summary Text)

Hifuel 120 Katalizörlüğünde Asetik Asitin Buharlı Reformlanma Reaksiyonu

PEKMEZCİ B., ARBAĞ H., OKTAR N., gülşen d.

27. Ulusal Kimya Kongresi, Turkey, 23 - 28 August 2015, (Summary Text)

Comparison of Membrane and Fixed Bed Reactor Performances of Ni W Mesoporous Alumina Catalysts in Dry Reforming of Methane

PEKMEZCİ B., Çakıryılmaz N., ARBAĞ H., OKTAR N., Doğu G.

12th Conference on Gas-Liquid Gas-Liquid-Solid Reactor Engineering (GLS12), New York, United States Of America, 28 June - 01 July 2015, (Summary Text)

Synthesis Gas Through Dry Reforming of Methane over Mesoporous Alumina and MCM 41 Supported Ni Catalysts

PEKMEZCİ B., Çakıryılmaz N., ARBAĞ H., OKTAR N., Doğu G.

Turkish-German Conference on Energy Technologies, Ankara, Turkey, 13 - 15 October 2014, (Summary Text)

From Bio Waste to Synthesis Gas through Dry Reforming of Methane over W Enhanced Mesoporous Ni Alumina Catalysts

PEKMEZCİ B., Çakıryılmaz N., ARBAĞ H., OKTAR N., Doğu G.

EurAsia Waste Management Symposium 2014, İstanbul, Turkey, 28 - 30 April 2014, (Summary Text)

Gliserol İle Asetik Asitin Esterleşmesi Farklı Asidik Reçinelerin Rolü

EKİNCİ E., OKTAR N.

NCC5, Adana, Turkey, 23 - 26 April 2014, (Summary Text)

Production of Fine Chemicals From Glycerol Byproduct of Biodisel via Mesoporous MCM 41 Supported Catalysts

EKİNCİ E., OKTAR N.

PPM1, Çeşme, İzmir, Turkey, 3 - 06 September 2013, (Summary Text)

Mesoporous Titania Zirconia and Alumina Supported Nickel Catalysts for Dry Reforming of Methane

PEKMEZCİ B., Çakıryılmaz N., ARBAĞ H., OKTAR N., Doğu G.

Porous Powder Materials Symposium Exhibition 2013, İzmir/Çeşme, Turkey, 3 - 06 September 2013, (Summary Text)

Mesoporous Zirconia Supported Nickel Catalysts for Coke Minimization in Dry Reforming of Methane

PEKMEZCİ B., Çakıryılmaz N., ARBAĞ H., OKTAR N., Doğu G.

CleanTech World 2013, Washington, Kiribati, 12 - 16 May 2013, (Summary Text)

Asidik Yapılı Katalizörler Varlığında Gliserin Mono Di ve Tri Esterlerinin Seçici Üretimi

EKİNCİ E., OKTAR N.

UKMK10, İstanbul, Turkey, 3 - 06 September 2012, (Summary Text)

Effect of Presence of Zeolite Silica gel in the Esterification of Glycerol over Amberlyst 15

EKİNCİ E., OKTAR N.

International Congress of Chemical Engineering, ANQUE ICCE, Sevilla, Spain, 24 June 2012 - 24 June 2017, (Summary Text)

Silikotungstik Asit İçerikli Mezogözenekli MCM 41 ve Zirkonyum Oksit Katalizörler Varlığında Gliserinin Asetik Asitle Esterleşme Reaksiyonu

EKİNCİ E., OKTAR N.

NCC4, Kocaeli, Turkey, 21 - 24 March 2012, (Summary Text)

Ion exchange acidic resin catalysed esterification reaction of glycerol

EKİNCİ E., OKTAR N.

8. European Congress of Chemical Engineering, Berlin, Germany, 25 - 29 September 2011, (Summary Text)

Catalytic Studies for Ethanol Based Oxygenates as Gasoline Octane Enhancers

DEĞİRMENCİ L., OKTAR N., VARIŞLI D., Gülşen D., Dogu G., Doğu T.

ICAT 10, International Conference on Energy and Automotive Technologies, İstanbul, Turkey, 05 November 2010, (Full Text)

Investigation of Combined Effect of co solvents on soybean Transesterification Kinetics

TAPAN N. A., OKTAR N.

6th EFCAT Summer School, 13 - 19 September 2010, (Summary Text)

Amberlit A 26 Katalizörü Varlığında Biyodizel Uretimi

Aydın F., Özbay N., OKTAR N., TAPAN N. A.

UKMK-9 , Gazi Unıversıtesı, Ankara, Turkey, 22 - 25 June 2010, (Full Text)

MCM 41 Supported Cobalt Catalysts for Dry Reforming of Methane

PEKMEZCİ B., Çakıryılmaz N., ARBAĞ H., OKTAR N., Doğu G.

6th Chemical Engineering Conference for Colaborative Research in Eastern Mediterranean Countries (EMCC-6), Antalya, Turkey, 7 - 12 May 2010, (Summary Text)

Asidik İyon Değiştirici Reçine Katalizörlüğünde Esterleşme Reaksiyon Çalışmaları

EKİNCİ E., GÜNDÜZ MERİÇ G., OKTAR N.

NCC3, Zonguldak, Turkey, 28 April 2010, (Summary Text)

STA Incorporated Catalysts for ETBE Synthesis

DEĞİRMENCİ L., VARIŞLI D., OKTAR N., Dogu G., Doğu T.

NCC-3 3rd National Catalysis Congress, Zonguldak, Turkey, 28 April 2010, (Summary Text)

Synthesis and Characterization of Mesoporous Structured MCM-41 with Barium

KAYA EKİNCİ E., OKTAR N., KARAKAŞ G., MÜRTEZAOĞLU K.

6th Chemical Engineering Conference for Collaborative Research in Eastern Mediterranean Countries (EMCC-6), Turkey, 7 - 12 March 2010, (Summary Text)

Synthesis and Characterization of Mesoporous Structured MCM 41 with Barium

EKİNCİ E., OKTAR N., KARAKAŞ G., MÜRTEZAOĞLU K.

EMCC6, Antalya, Turkey, 7 - 12 March 2010, (Summary Text)

Soybean Oil Transesterification Reaction Kinetics Effect of THF solvent

TAPAN N. A., OKTAR N.

EuropaCat IX, 30 August - 04 September 2009, (Summary Text)

Kanola Yağının Alumina ve Alumina Silikat Destekli Heterojen Katalizörler Varlığında Transesterifikasyonu

Mumcu Ö., Özbay N., OKTAR N., TAPAN N. A.

23. Ulusal Kimya Kongresi,Sivas, Türkiye, Turkey, 16 - 20 June 2009, (Summary Text)

CO2 Reforming of Methane Over Nickel Rhodium Incorporated MCM 41 Type Catalysts

PEKMEZCİ B., Çakıryılmaz N., ARBAĞ H., OKTAR N., Doğu G.

2nd International Green Process Engineering Congress (GPE2009), Venedik, 14 - 17 June 2009, (Summary Text)

Ba-Incorporated Mesoporous MCM-41 Synthesis and Characterization

KAYA EKİNCİ E., OKTAR N., KARAKAŞ G., MÜRTEZAOĞLU K.

5th International Conference on Environmental Catalysis (5ICEC), Ireland, 31 August - 03 September 2008

Soya Yağından Biyodizel üretim Reaksiyon Kinetiğinin İncelenmesi

Aydemir B., Gülderen A., TAPAN N. A., OKTAR N.

21. Ulusal Kimya Kongresi, Malatya, Turkey, 23 - 27 August 2007, (Summary Text)

NOx Tutucu Mezogözenekli Adsorbentlerin Sentezi Ve Karakterizasyonu

EKİNCİ E., OKTAR N., KARAKAŞ G., MÜRTEZAOĞLU K.

UKMK8, Malatya, Turkey, 26 August 2008, (Summary Text)

Ba incorporated Mesoporous MCM 41 Synthesis and Characterization

EKİNCİ E., OKTAR N., KARAKAŞ G., MÜRTEZAOĞLU K.

5th International Conference on Environmental Catalysis, Belfast, United Kingdom, 31 July 2008 - 03 September 2007

Synthesis of NOx Trap Catalysts Using ImpregnationTechnique

KAYA EKİNCİ E., OKTAR N., MÜRTEZAOĞLU K., KARAKAŞ G.

1 st National Catalysis Congress, Turkey, 18 - 21 June 2008

Synthesis of NOx Trap Catalyst Using Impregnation Technique

EKİNCİ E., OKTAR N., KARAKAŞ G., MÜRTEZAOĞLU K.

nnc2, Erzurum, Turkey, 18 - 21 June 2008, (Summary Text)

Applicat i on Of Mercury Poros i metry to Three Dimensional 3D Stochastic Network Model On Acidic Ion Exchange Resins

ŞİMŞEK V., OKTAR N., MÜRTEZAOĞLU K.

Presented in 5th Chemical Engineering Conference for Collaborative Research in Eastern Mediterranean Countries-EMCC5, 21 - 29 May 2008

Atık Yağlardaki Serbest Yağ Asitlerinin Heterojen Katalizörler İle Esterifikasyonu

Özbay N., OKTAR N., TAPAN N. A.

21. Ulusal Kimya Kongresi,Malatya, Turkey, 23 - 27 August 2007, (Summary Text)

Synthesis Characterization and NOx Sorption Behaviour of Barium Based MCM 41

OKTAR N., MÜRTEZAOĞLU K.

Somer Symposium Series I, 14 - 16 May 2007

Application of a Stochastic Three Dimensional (3-D) Network Model toAmberlyst 15 by Using Mercury Porosimetry Technique

OKTAR N., MÜRTEZAOĞLU K.

Somer Symposium Series I, Turkey, 14 - 16 May 2007

Characterization and NOx Sorption Behaviour of Barium Based MCM-41

KAYA EKİNCİ E., OKTAR N., MÜRTEZAOĞLU K.

Somer Symposium Series I, Turkey, 14 - 16 May 2007

Synthesis Characterization NOx Sorption Behaviour of BaMCM41

EKİNCİ E., OKTAR N., MÜRTEZAOĞLU K.

Somer symposium, Ankara, Turkey, 14 - 15 May 2007, (Summary Text)

Kinetics of Gas/Liquid Phase Synthesis of Octane Enhancing Additives on Acidic Resin Catalysts

OKTAR N., BOZ N., DOĞU G., DOĞU T., MÜRTEZAOĞLU K.

1st NationalCatalysisCongress, Turkey, 17 - 20 January 2007

Dehydration of Ethanol Over Solid Acid Catalysts Such as Amberlyst-15, Nafion and Tungstophosohoric Acid

DOĞU G., OKTAR N., MÜRTEZAOĞLU K., VARIŞLI D., DOĞU T.

1sT European Chemistry Congress, Hungary, 27 - 31 August 2006

Dehydration of Ethanol Over Solid Acid Catalysts Such As Amberlyst-15, Nafion and Tungstophosphoric Acid

Dogu G., Arslan K., OKTAR N., Murtezaoğlu K., VARIŞLI D., Doğu T.

1st European Chemistry Congress, Budapest, Hungary, 27 August 2006, (Summary Text)

Diffusion Studies for Ethanol, Methanol and Isoamylene in Macroreticular Resin Catalyst by Batch Adsorption Moment Analysis

DOĞU T., BOZ N., OKTAR N., MÜRTEZAOĞLU K., DOĞU G.

17th International Symposium on Chemical Reaction Engineering, Chemical Reaction Engineering: Challenges and Opportunities in a Global Environment, Hong Kong, 25 - 28 August 2002

Çevre Dostu Benzin Eldesinde Kullanılacak Asidik Karakterli Polimerik Membran Sentezi ve Eterleşme Reaksiyonlarında Kullanımı

OKTAR N., BOZ N., MÜRTEZAOĞLU K., DOĞU G., DOĞU T.

Yanma ve Hava Kirliliği Kontrolü V. Ulusal Sempozyumu, Turkey, 19 - 21 June 2000

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