OpenAlex is a bibliographic catalogue of scientific papers, authors and institutions accessible in open access mode, named after the Library of Alexandria. It's citation coverage is excellent and I hope you will find utility in this listing of citing articles!
If you click the article title, you'll navigate to the article, as listed in CrossRef. If you click the Open Access links, you'll navigate to the "best Open Access location". Clicking the citation count will open this listing for that article. Lastly at the bottom of the page, you'll find basic pagination options.
Requested Article:
Composite Catalyst of Palm Mill Fly Ash-Supported Calcium Oxide Obtained from Eggshells for Transesterification of Off-Grade Palm Oil
Zuchra Helwani, Muliadi Ramli, Edy Saputra, et al.
Catalysts (2020) Vol. 10, Iss. 7, pp. 724-724
Open Access | Times Cited: 16
Zuchra Helwani, Muliadi Ramli, Edy Saputra, et al.
Catalysts (2020) Vol. 10, Iss. 7, pp. 724-724
Open Access | Times Cited: 16
Showing 16 citing articles:
A review on the technologies for converting biomass into carbon-based materials: sustainability and economy
Tawfik A. Saleh
Bioresource Technology Reports (2024) Vol. 25, pp. 101771-101771
Closed Access | Times Cited: 27
Tawfik A. Saleh
Bioresource Technology Reports (2024) Vol. 25, pp. 101771-101771
Closed Access | Times Cited: 27
A review of sustainable biodiesel production using biomass derived heterogeneous catalysts
Semakula Maroa, Freddie L. Inambao
Engineering in Life Sciences (2021) Vol. 21, Iss. 12, pp. 790-824
Open Access | Times Cited: 54
Semakula Maroa, Freddie L. Inambao
Engineering in Life Sciences (2021) Vol. 21, Iss. 12, pp. 790-824
Open Access | Times Cited: 54
Biomass‐based heterogeneous catalysts for biodiesel production: A comprehensive review
Araceli Tobío, Yosvany Díaz, Lizet Rodríguez–Machín, et al.
International Journal of Energy Research (2021) Vol. 46, Iss. 4, pp. 3782-3809
Open Access | Times Cited: 38
Araceli Tobío, Yosvany Díaz, Lizet Rodríguez–Machín, et al.
International Journal of Energy Research (2021) Vol. 46, Iss. 4, pp. 3782-3809
Open Access | Times Cited: 38
Bio-Derived Catalysts: A Current Trend of Catalysts Used in Biodiesel Production
Hoang Chinh Nguyen, My-Linh Nguyen, Chia‐Hung Su, et al.
Catalysts (2021) Vol. 11, Iss. 7, pp. 812-812
Open Access | Times Cited: 34
Hoang Chinh Nguyen, My-Linh Nguyen, Chia‐Hung Su, et al.
Catalysts (2021) Vol. 11, Iss. 7, pp. 812-812
Open Access | Times Cited: 34
Utilization of spent coffee ground and mussel shell as heterogeneous catalyst for sustainable glycerol carbonate synthesis
Hasan Örtün, Murat Sert, Emine Sert
Biomass and Bioenergy (2025) Vol. 194, pp. 107624-107624
Closed Access
Hasan Örtün, Murat Sert, Emine Sert
Biomass and Bioenergy (2025) Vol. 194, pp. 107624-107624
Closed Access
A comprehensive insight into the role of synthesis methods on the properties and performance of bio-derived heterogeneous catalysts for biodiesel production
Andrew Nosakhare Amenaghawon, Ubani Oluwaseun Amune, Joshua Efosa Ayere, et al.
Molecular Catalysis (2025) Vol. 579, pp. 115057-115057
Closed Access
Andrew Nosakhare Amenaghawon, Ubani Oluwaseun Amune, Joshua Efosa Ayere, et al.
Molecular Catalysis (2025) Vol. 579, pp. 115057-115057
Closed Access
Palm Frond Waste as a Carbon Source in the Synthesis of CaO/Biochar Catalysts for the Biodiesel Production Process
Zuchra Helwani, Said Zul Amraini, Jecky Asmura, et al.
Heca Journal of Applied Sciences (2023) Vol. 1, Iss. 1, pp. 8-13
Open Access | Times Cited: 8
Zuchra Helwani, Said Zul Amraini, Jecky Asmura, et al.
Heca Journal of Applied Sciences (2023) Vol. 1, Iss. 1, pp. 8-13
Open Access | Times Cited: 8
Technological trends in activation and modification of palm oil fuel ash for advanced water and wastewater treatment – A review
Tajudeen A. Oyehan, Babatunde Abiodun Salami, Suaibu O. Badmus, et al.
Sustainable Chemistry and Pharmacy (2022) Vol. 29, pp. 100754-100754
Closed Access | Times Cited: 8
Tajudeen A. Oyehan, Babatunde Abiodun Salami, Suaibu O. Badmus, et al.
Sustainable Chemistry and Pharmacy (2022) Vol. 29, pp. 100754-100754
Closed Access | Times Cited: 8
Fly Ash Derived Catalyst for Biodiesel Production
Trinath Biswal, Krushna Prasad Shadangi, Prakash Kumar Sarangi
(2023), pp. 203-232
Closed Access | Times Cited: 3
Trinath Biswal, Krushna Prasad Shadangi, Prakash Kumar Sarangi
(2023), pp. 203-232
Closed Access | Times Cited: 3
CaO from chicken eggshell supported on activated carbon and KOH (CaO/C/KOH) as catalyst for biodiesel production from off grade palm oil
Zuchra Helwani, Ida Zahrina, Said Zul Amraini, et al.
IOP Conference Series Materials Science and Engineering (2021) Vol. 1087, Iss. 1, pp. 012053-012053
Open Access | Times Cited: 7
Zuchra Helwani, Ida Zahrina, Said Zul Amraini, et al.
IOP Conference Series Materials Science and Engineering (2021) Vol. 1087, Iss. 1, pp. 012053-012053
Open Access | Times Cited: 7
Polyunsaturated Fatty Acid Fractionation from Crude Palm Oil (CPO)
Zuchra Helwani, Ida Zahrina, Nurfatihayati Nurfatihayati, et al.
Processes (2021) Vol. 9, Iss. 12, pp. 2183-2183
Open Access | Times Cited: 7
Zuchra Helwani, Ida Zahrina, Nurfatihayati Nurfatihayati, et al.
Processes (2021) Vol. 9, Iss. 12, pp. 2183-2183
Open Access | Times Cited: 7
Characteristics of Heterogeneous Catalysts Fly Ash Fraction of Light Shell and Fiber of Palm Oil Mill Solid Waste Grown on Peatlands
Anto Susanto, Abdullah, Muthia Elma, et al.
Journal of Advanced Research in Applied Sciences and Engineering Technology (2022) Vol. 28, Iss. 3, pp. 85-104
Open Access | Times Cited: 3
Anto Susanto, Abdullah, Muthia Elma, et al.
Journal of Advanced Research in Applied Sciences and Engineering Technology (2022) Vol. 28, Iss. 3, pp. 85-104
Open Access | Times Cited: 3
Eco-Friendly Approach to Palm Oil Biodiesel Production: Torrefied Palm Frond Carbon as a Source for CaO/C/NaOH Catalysts
Zuchra Helwani, Said Zul Amraini, Jecky Asmura, et al.
Leuser Journal of Environmental Studies (2024) Vol. 2, Iss. 1, pp. 12-18
Open Access
Zuchra Helwani, Said Zul Amraini, Jecky Asmura, et al.
Leuser Journal of Environmental Studies (2024) Vol. 2, Iss. 1, pp. 12-18
Open Access
Impact of Structure Parameters on the Critical Performance of a Novel Calciner—A DEM-Based Study
Tiezhuang Zhou, Fagen Zhang, Run Xu, et al.
Polish Journal of Chemical Technology (2024) Vol. 26, Iss. 4, pp. 25-33
Open Access
Tiezhuang Zhou, Fagen Zhang, Run Xu, et al.
Polish Journal of Chemical Technology (2024) Vol. 26, Iss. 4, pp. 25-33
Open Access
The effect of KOH concentration and calcination temperature on the cement clinker catalyst activity in the transesterification of off-grade palm oil into biodiesel
Zuchra Helwani, W S Negara, Ida Zahrina, et al.
IOP Conference Series Materials Science and Engineering (2021) Vol. 1087, Iss. 1, pp. 012061-012061
Open Access | Times Cited: 2
Zuchra Helwani, W S Negara, Ida Zahrina, et al.
IOP Conference Series Materials Science and Engineering (2021) Vol. 1087, Iss. 1, pp. 012061-012061
Open Access | Times Cited: 2
Impact of high and low concentration of fly ash amended soil on physico‐chemical properties of biodiesel produced from Jatropha curcas
Sumedha Mohan, Seema Raj
Environmental Progress & Sustainable Energy (2022) Vol. 41, Iss. 4
Closed Access | Times Cited: 1
Sumedha Mohan, Seema Raj
Environmental Progress & Sustainable Energy (2022) Vol. 41, Iss. 4
Closed Access | Times Cited: 1
