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Academician

NEZİHE AYAS

Profesör

Eskişehir Teknik Üniversitesi Mühendislik Fakültesi Kimya Mühendisliği Bölümü

Research topics OpenAlex
  1. Ana Dal Mühendislik Temel Alanı
  2. Yan Dal Kimya Mühendisliği
Keywords YÖKSİS
Articles 61 YÖKSİS 61 · OpenAlex 0 Total citations 685 h-index 16 · OpenAlex Q1 articles 20 Scopus · WoS Q1 15 Best field rank #2,047 / 24,860 Main field · top 8.2% Co-authors 60 5 Turkish institutions

Citation impact

OpenAlex YÖKSİS articles matched in OpenAlex: 33
h-index 16 Percentile in Türkiye: 95 #45 of 578 at their university by h-index
i10-index
22
Total citations
685
Top 8.0% in Türkiye
Per article
20.8
FWCI
1.08
1.00 = world average
World top 1%
0
World top 10%
3

Most cited articles

  1. Hydrogen production by supercritical water gasification of fruit pulp in the presence of Ru C 2016 75 citations
  2. A detailed thermodynamic analysis of CO2 hydrogenation to produce methane at low pressure 2024 world top 10% 59 citations
  3. Synthesis of Ni/TiO2 catalyst by sol-gel method for hydrogen production from sodium borohydride 2021 world top 10% 53 citations
How is this computed?

h-index and citations are computed from the citation counts of this academic’s YÖKSİS articles matched in OpenAlex (not Google Scholar, WoS or Scopus). Unmatched articles are not included. h-index on the OpenAlex author profile: 16.

Field ranking

YÖKSİS ?
Keyword rankings 3

Collaboration network

From the author lists of YÖKSİS publication records. Duplicate records of a work count once; institutions are co-authors’ current YÖKSİS affiliations.

Co-authors
60
With an akaturk profile
11
Turkish institutions
5
Co-authored works
%100

Academic co-authors 11

  1. BURCU KİREN Araştırma Görevlisi · Eskişehir Teknik Üniversitesi same university 6
  2. ALATTİN ÇAKAN Araştırma Görevlisi · Eskişehir Teknik Üniversitesi same university 4
  3. BETÜL DEMİRCİ Profesör · Anadolu Üniversitesi 4
  4. YELİZ AŞÇI Profesör · Eskişehir Osmangazi Üniversitesi 3
  5. TEMEL ÖZEK Profesör · Anadolu Üniversitesi 2
  6. TUĞBA YARBAŞ Öğretim Görevlisi (uygulamalı Birim) · Bilecik Şeyh Edebali Üniversitesi 2
  7. ŞEHNAZ GENÇ Araştırma Görevlisi · Eskişehir Teknik Üniversitesi same university 2
  8. CAN ERKEY Profesör · Koç Üniversitesi 1
  9. EMİR ZAFER HOŞGÜN Doçent · Eskişehir Teknik Üniversitesi same university 1
  10. EZGİ AKTAR DEMİRTAŞ Profesör · Eskişehir Osmangazi Üniversitesi 1
Show all (11)
  1. FATİH SATIL Profesör · Balıkesir Üniversitesi 1

National collaboration 5 institutions

Within own university9 joint works · Eskişehir Teknik Üniversitesi

  1. Anadolu Üniversitesi 6 works · 2 academics
  2. Eskişehir Osmangazi Üniversitesi 3 works · 2 academics
  3. Bilecik Şeyh Edebali Üniversitesi 2 works · 1 academics
  4. Balıkesir Üniversitesi 1 works · 1 academics
  5. Koç Üniversitesi 1 works · 1 academics

Other co-authors (incl. international) 49

ELİF DEMİREL 9SERKAN KARADENİZ 7Başer Kemal Hüsnü Can 5Mustafa Kara 5Vildan Aker 5Azcan Nezihe 4Fahriye Dönmez 4Özlem Yılmaz 4MERVE YURDAKUL 3Tolga Kaan KANATLI 3Damla DUMLU 2Danışman Ayşegül 2Ecem CEYLAN 2Elif Ece ÇAĞLI 2Ertan Ayla 2Merve BAYRAKDAR 2Sedat Hakkı Beis 2Tolga Kanatlı 2AHMET ERENAHMET TUNCER ERCİYESAsilbekova DaniyeAytaç Zeki Başer Kemal Hüsnü CanAzzah Dyah PramataBarış ÇınarBikem Öztürk KalenderDai-Viet N. VoDemirci Betül Azcan NeziheFATMA DURANFahriye Dönmez DAYIHerma Dina SetiabudiJF CambraKHC BaşerKemal Hücnü Can BaşerKepa BizkkaraMEHMET KOCATÜRKMEl DoukkaliMahadi B. BahariNasrin PourmoghaddamNur Lailah HamidahNuriddinov HR

Show all (49)

Pelin Mısıroğlu VarolRafi AthallahReffy Aldo AmantaSarıçoban ŞuleSylvia Ayu PradanawatTetsuya KidaTomomichi NishinoTuğçe EsenÖzek Temel Başer Kemal Hüsnü Can

Authors without an akaturk profile (international researchers, retired or former academics, students, clinicians) are grouped by name spelling; short forms such as “Gulluce M.” join the single full name they match.

Indexes and citation percentiles

?
TR Index 2 articles
OpenAlex citation percentile
Top 1%0
Top 10%3
Avg · n 40 %63.5
Other counts

Scopus (SJR)

  • YÖKSİS rows 33

WoS (JCR)

  • YÖKSİS rows 32

Articles

Articles with YÖKSİS and OpenAlex source split; narrow by quartile or TR Index.

61articles

Journals with publications

23 journals

Narrow down

Scopus (SJR)
Q120 Q24 Q32 Q42
WoS (JCR)
Q115 Q28 Q31 Q43
TR Index
2articles

Article list

  1. 2025 Upgrading hydrogen production rate and energy efficiency of alkaline water electrolysis under effect of magnetic field International Journal of Hydrogen Energy DOI 10.1016/j.ijhydene.2024.12.076 YÖKSİS SJR Q1 JCR Q1 OpenAlex 68.4%
  2. 2025 The Role of Graphene Oxide as a Filler and Lanthanum Nitrate as a Salt in Corn Starch-Based Solid Polymer Electrolytes International Journal of Technology DOI 10.14716/ijtech.v16i2.7294 YÖKSİS SJR Q2 JCR Q2 OpenAlex 45.4%
  3. 2025 Kaolin-supported Ni and Co catalysts for hydrogen production from acetic acid by catalytic steam reforming Chemical Engineering Communications DOI 10.1080/00986445.2025.2482169 YÖKSİS SJR Q2 JCR Q3 OpenAlex 57.8%
  4. 2024 A detailed thermodynamic analysis of CO2 hydrogenation to produce methane at low pressure INTERNATIONAL JOURNAL OF HYDROGEN ENERGY DOI 10.1016/j.ijhydene.2023.06.223 YÖKSİS SJR Q1 JCR Q1 OpenAlex top 10% OpenAlex 92.7%
  5. 2024 Potential of kaolin as filler in Nafion composite membranes for PEM fuel cells Renewable Energy DOI 10.1016/j.renene.2024.121754 YÖKSİS SJR Q1 JCR Q1 OpenAlex 69.2%
  6. 2024 Synthesis of bentonite-supported Ni, La, and Ca catalysts for hydrogen production through steam reforming of acetic acid International Journal of Hydrogen Energy DOI 10.1016/j.ijhydene.2024.08.299 2 YÖKSİS records YÖKSİS SJR Q1 JCR Q1 OpenAlex 73.9%
  7. 2024 Microwave-assisted synthesis of Pt/C catalyst at high temperatures for PEM fuel cells INTERNATIONAL JOURNAL OF HYDROGEN ENERGY DOI 10.1016/j.ijhydene.2023.09.147 2 YÖKSİS records YÖKSİS SJR Q1 JCR Q1 OpenAlex 78.5%
  8. 2024 Synthesis, structure characterization, and electrochemical hydrogen storage of reduced graphene oxide and graphene International Journal of Hydrogen Energy DOI 10.1016/j.ijhydene.2024.08.053 YÖKSİS SJR Q1 JCR Q1 OpenAlex top 10% OpenAlex 95.1%
  9. 2024 Valorization of microalgae oil via steam reforming for hydrogen-rich gas production over Ni/CeO2-ZrO2 Fuel DOI 10.1016/j.fuel.2023.129924 YÖKSİS SJR Q1 JCR Q1 OpenAlex 77.3%
  10. 2024 Hydrogen Production by Alkaline Water Electrolysis Using Electrochemically Ni-Deposited Stainless Steel Electrodes International Journal of Chemical Engineering and Applications DOI 10.18178/ijcea.2024.15.1.810 2 YÖKSİS records YÖKSİS OpenAlex 58.5%
  11. 2024 Parametric Study on the Hydrogen-Rich Syngas Production by Catalytic Gasification of Tobacco Waste Bioenergy Studies DOI https://www.tagembioenergystudies.org/?p=286 2 YÖKSİS records YÖKSİS
  12. 2023 Boosting hydrogen production by ethanol steam reforming on cobalt-modified Ni–Al2O3 catalyst International Journal of Hydrogen Energy DOI 10.1016/j.ijhydene.2022.12.310 YÖKSİS SJR Q1 JCR Q1 OpenAlex 85.1%
  13. 2023 Hydrodeoxygenation of safflower oil over cobalt-doped metal oxide catalysts for bio-aviation fuel production Molecular Catalysis DOI 10.1016/j.mcat.2023.113219 2 YÖKSİS records YÖKSİS SJR Q2 JCR Q2 OpenAlex 76.6%
  14. 2022 Catalytic poppy seed gasification by lanthanum-doped cobalt supported on sepiolite International Journal of Hydrogen Energy DOI 10.1016/j.ijhydene.2022.02.073 YÖKSİS SJR Q1 JCR Q1 OpenAlex 72.3%
  15. 2022 The evaluation of Ni–Co/Al2O3 via olive pomace pyrolysis to generate hydrogen-rich gas: Experimental and kinetic study International Journal of Hydrogen Energy DOI 10.1016/j.ijhydene.2022.02.031 YÖKSİS SJR Q1 JCR Q1 OpenAlex 66.8%
  16. 2022 H2 rich gas production from agricultural waste mixture over Ni/kaolin and Ni/bentonite catalyst by gasification International Journal of Hydrogen Energy DOI 10.1016/j.ijhydene.2022.05.170 YÖKSİS SJR Q1 JCR Q1 OpenAlex 84.0%
  17. 2022 Nickel modified dolomite in the hydrogen generation from sodium borohydride hydrolysis International Journal of Hydrogen Energy DOI 10.1016/j.ijhydene.2021.11.159 YÖKSİS SJR Q1 JCR Q1 OpenAlex 83.1%
  18. 2022 Investigation of Hydrogen Production from Sodium Borohydride in the Presence of Ni/Al2O3 IOP Conference Series: Earth and Environmental Science DOI https://iopscience.iop.org/article/10.1088/1755-1315/1050/1/012012/meta YÖKSİS
  19. 2021 Synthesis of Ni/TiO2 catalyst by sol-gel method for hydrogen production from sodium borohydride INTERNATIONAL JOURNAL OF HYDROGEN ENERGY DOI 10.1016/j.ijhydene.2020.11.233 YÖKSİS SJR Q1 JCR Q2 OpenAlex top 10% OpenAlex 90.2%
  20. 2021 Supercritical water gasification of fruit pulp for hydrogen production: Effect of reaction parameters JOURNAL OF SUPERCRITICAL FLUIDS DOI 10.1016/j.supflu.2021.105329 YÖKSİS SJR Q1 JCR Q2 OpenAlex 88.1%

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