Steven Wainaina

3.1k total citations · 2 hit papers
25 papers, 1.7k citations indexed

About

Steven Wainaina is a scholar working on Building and Construction, Pollution and Water Science and Technology. According to data from OpenAlex, Steven Wainaina has authored 25 papers receiving a total of 1.7k indexed citations (citations by other indexed papers that have themselves been cited), including 17 papers in Building and Construction, 8 papers in Pollution and 7 papers in Water Science and Technology. Recurrent topics in Steven Wainaina's work include Anaerobic Digestion and Biogas Production (17 papers), Membrane Separation Technologies (6 papers) and Wastewater Treatment and Nitrogen Removal (6 papers). Steven Wainaina is often cited by papers focused on Anaerobic Digestion and Biogas Production (17 papers), Membrane Separation Technologies (6 papers) and Wastewater Treatment and Nitrogen Removal (6 papers). Steven Wainaina collaborates with scholars based in Sweden, China and India. Steven Wainaina's co-authors include Mohammad J. Taherzadeh, Mukesh Kumar Awasthi, Ilona Sárvári Horváth, Zengqiang Zhang, Amir Mahboubi, Sanjeev Kumar Awasthi, Surendra Sarsaiya, Yumin Duan, Mohsen Parchami and Hongyu Chen and has published in prestigious journals such as Renewable and Sustainable Energy Reviews, Bioresource Technology and Fuel.

In The Last Decade

Steven Wainaina

25 papers receiving 1.7k citations

Hit Papers

align trajectories

What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if it has ≥500 total citations, achieves ≥1.5× the top-1% citation threshold for papers in the same subfield and year (this is the minimum needed to enter the top 1%, not the average within it), or reaches the top citation threshold in at least one of its specific research topics.

Resource recovery and circular economy from organic solid waste using aerobic and anaerobic digestion technologies

2020 374 citations Steven Wainaina, Mukesh Kumar Awasthi et al. Bioresource Technology profile →
Microbiological insights into anaerobic digestion for biogas, hydrogen or volatile fatty acids (VFAs): a review

2022 249 citations Sharareh Harirchi, Steven Wainaina et al. Bioengineered profile →

Peers

Steven Wainaina

POLLU

IME

Xiujin Li China

Antonio Serrano Spain

Giorgia De Gioannis Italy

Pan Wang China

Kunwar Paritosh India

Lianhai Ren China

Ting Chen China

Jun Yin China

Guneet Kaur Hong Kong

Federico Battısta Italy

Xiujin Li China

Steven Wainaina

866 ×1.2

915 ×1.6

358 ×1.0

292 ×0.8

POLLU

338 ×1.2

IME

Citations per year, relative to Steven Wainaina Steven Wainaina (= 1×) peers Xiujin Li

Countries citing papers authored by Steven Wainaina

Since Specialization

Citations

This map shows the geographic impact of Steven Wainaina's research. It shows the number of citations coming from papers published by authors working in each country. You can also color the map by specialization and compare the number of citations received by Steven Wainaina with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Steven Wainaina more than expected).

Fields of papers citing papers by Steven Wainaina

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Steven Wainaina. Nodes represent research fields, and links connect fields that are likely to share authors. Colored nodes show fields that tend to cite the papers produced by Steven Wainaina. The network helps show where Steven Wainaina may publish in the future.

Co-authorship network of co-authors of Steven Wainaina

This figure shows the co-authorship network connecting the top 25 collaborators of Steven Wainaina. A scholar is included among the top collaborators of Steven Wainaina based on the total number of citations received by their joint publications. Widths of edges represent the number of papers authors have co-authored together. Node borders signify the number of papers an author published with Steven Wainaina. Steven Wainaina is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

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20 of 20 papers shown

Patinvoh, Regina J., et al.. (2025). Optimization of volatile fatty acids from food wastes for polyhydroxyalkanoates synthesis. Biomass Conversion and Biorefinery. 15(13). 20247–20264. 1 indexed citations

Wainaina, Steven, et al.. (2025). Syngas fermentation for hydrogen and volatile fatty acids production: Effect of inoculum source, pretreatment, and environmental parameters using natural microbial consortia. Bioresource Technology Reports. 30. 102109–102109. 1 indexed citations

Wainaina, Steven, et al.. (2024). Exploring the Potential of Syngas Fermentation for Recovery of High-Value Resources: A Comprehensive Review. Current Pollution Reports. 11(1). 7–7. 15 indexed citations

Chandolias, Konstantinos, et al.. (2023). Bio‑hydrogen and VFA production from steel mill gases using pure and mixed bacterial cultures. Bioresource Technology Reports. 23. 101544–101544. 2 indexed citations

Awasthi, Mukesh Kumar, Vinay Kumar, Coralie Hellwig, et al.. (2022). Filamentous fungi for sustainable vegan food production systems within a circular economy: Present status and future prospects. Food Research International. 164. 112318–112318. 20 indexed citations

Wainaina, Steven & Mohammad J. Taherzadeh. (2022). Automation and artificial intelligence in filamentous fungi-based bioprocesses: A review. Bioresource Technology. 369. 128421–128421. 30 indexed citations

Harirchi, Sharareh, Steven Wainaina, Taner Şar, et al.. (2022). Microbiological insights into anaerobic digestion for biogas, hydrogen or volatile fatty acids (VFAs): a review. Bioengineered. 13(3). 6521–6557. 249 indexed citations breakdown →

Awasthi, Mukesh Kumar, Surendra Sarsaiya, Steven Wainaina, et al.. (2021). Techno-economics and life-cycle assessment of biological and thermochemical treatment of bio-waste. Renewable and Sustainable Energy Reviews. 144. 110837–110837. 89 indexed citations

Awasthi, Mukesh Kumar, Steven Wainaina, Amir Mahboubi, Zengqiang Zhang, & Mohammad J. Taherzadeh. (2021). Methanogen and nitrifying genes dynamics in immersed membrane bioreactors during anaerobic co-digestion of different organic loading rates food waste. Bioresource Technology. 342. 125920–125920. 14 indexed citations

10.

Mahboubi, Amir, Steven Wainaina, Ria Millati, et al.. (2021). Cultivation of edible filamentous fungus Aspergillus oryzae on volatile fatty acids derived from anaerobic digestion of food waste and cow manure. Bioresource Technology. 337. 125410–125410. 32 indexed citations

11.

Qin, Shiyi, Steven Wainaina, Sanjeev Kumar Awasthi, et al.. (2021). Fungal dynamics during anaerobic digestion of sewage sludge combined with food waste at high organic loading rates in immersed membrane bioreactors. Bioresource Technology. 335. 125296–125296. 32 indexed citations

12.

Yin, Dongmin, Amir Mahboubi, Steven Wainaina, Wei Qiao, & Mohammad J. Taherzadeh. (2021). The effect of mono- and multiple fermentation parameters on volatile fatty acids (VFAs) production from chicken manure via anaerobic digestion. Bioresource Technology. 330. 124992–124992. 61 indexed citations

13.

Wainaina, Steven, et al.. (2021). Production of polyhydroxyalkanoates (PHAs) by Bacillus megaterium using food waste acidogenic fermentation-derived volatile fatty acids. Bioengineered. 12(1). 2480–2498. 75 indexed citations

14.

Mahboubi, Amir, et al.. (2020). Membrane bioreactor-assisted volatile fatty acids production and in situ recovery from cow manure. Bioresource Technology. 321. 124456–124456. 49 indexed citations

15.

Wainaina, Steven, et al.. (2020). Utilization of food waste-derived volatile fatty acids for production of edible Rhizopus oligosporus fungal biomass. Bioresource Technology. 310. 123444–123444. 40 indexed citations

16.

Wainaina, Steven, Mukesh Kumar Awasthi, Surendra Sarsaiya, et al.. (2020). Resource recovery and circular economy from organic solid waste using aerobic and anaerobic digestion technologies. Bioresource Technology. 301. 122778–122778. 374 indexed citations breakdown →

17.

Wainaina, Steven, Mukesh Kumar Awasthi, Ilona Sárvári Horváth, & Mohammad J. Taherzadeh. (2020). Anaerobic digestion of food waste to volatile fatty acids and hydrogen at high organic loading rates in immersed membrane bioreactors. Renewable Energy. 152. 1140–1148. 109 indexed citations

18.

Parchami, Mohsen, et al.. (2020). MBR-Assisted VFAs Production from Excess Sewage Sludge and Food Waste Slurry for Sustainable Wastewater Treatment. Applied Sciences. 10(8). 2921–2921. 48 indexed citations

19.

Awasthi, Mukesh Kumar, Surendra Sarsaiya, Steven Wainaina, et al.. (2019). A critical review of organic manure biorefinery models toward sustainable circular bioeconomy: Technological challenges, advancements, innovations, and future perspectives. Renewable and Sustainable Energy Reviews. 111. 115–131. 181 indexed citations

20.

Wainaina, Steven, Ilona Sárvári Horváth, & Mohammad J. Taherzadeh. (2017). Biochemicals from food waste and recalcitrant biomass via syngas fermentation: A review. Bioresource Technology. 248(Pt A). 113–121. 104 indexed citations

Rankless uses publication and citation data sourced from OpenAlex, an open and comprehensive bibliographic database. While OpenAlex provides broad and valuable coverage of the global research landscape, it—like all bibliographic datasets—has inherent limitations. These include incomplete records, variations in author disambiguation, differences in journal indexing, and delays in data updates. As a result, some metrics and network relationships displayed in Rankless may not fully capture the entirety of a scholar's output or impact.

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