Usama Ahmed

2.5k total citations · 2 hit papers
95 papers, 1.7k citations indexed

About

Usama Ahmed is a scholar working on Biomedical Engineering, Mechanical Engineering and Catalysis. According to data from OpenAlex, Usama Ahmed has authored 95 papers receiving a total of 1.7k indexed citations (citations by other indexed papers that have themselves been cited), including 36 papers in Biomedical Engineering, 33 papers in Mechanical Engineering and 21 papers in Catalysis. Recurrent topics in Usama Ahmed's work include Thermochemical Biomass Conversion Processes (20 papers), Catalysts for Methane Reforming (19 papers) and Carbon Dioxide Capture Technologies (14 papers). Usama Ahmed is often cited by papers focused on Thermochemical Biomass Conversion Processes (20 papers), Catalysts for Methane Reforming (19 papers) and Carbon Dioxide Capture Technologies (14 papers). Usama Ahmed collaborates with scholars based in Saudi Arabia, Pakistan and South Korea. Usama Ahmed's co-authors include Umer Zahid, Abdul Gani Abdul Jameel, Nabeel Ahmad, Chonghun Han, Chul‐Jin Lee, Ali A. Al-Qadri, Muhammad Adnan Khan, Muhammad Usman, Medhat A. Nemitallah and Taher M. Ghazal and has published in prestigious journals such as SHILAP Revista de lepidopterología, Journal of Hazardous Materials and Scientific Reports.

In The Last Decade

Usama Ahmed

88 papers receiving 1.6k 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.

Prediction of Diabetes Empowered With Fused Machine Learning

2022 154 citations Usama Ahmed et al. profile →
Signature-based intrusion detection using machine learning and deep learning approaches empowered with fuzzy clustering

2025 23 citations Usama Ahmed et al. profile →

Peers

Usama Ahmed

CATAL

IME

Syed Ali Ammar Taqvi Pakistan

Hyungtae Cho South Korea

Mahdi Sharifzadeh United Kingdom

Phuoc Quy Phong Nguyen Vietnam

Wei Wu Taiwan

Ali Taghvaie Nakhjiri Iran

P.M.V. Subbarao India

Arturo Jiménez‐Gutiérrez Mexico

Yasuki Kansha Japan

Syed Ali Ammar Taqvi Pakistan

Usama Ahmed

1.3k ×2.4

851 ×1.7

533 ×1.6

226 ×0.9

CATAL

257 ×1.2

IME

Citations per year, relative to Usama Ahmed Usama Ahmed (= 1×) peers Syed Ali Ammar Taqvi

Countries citing papers authored by Usama Ahmed

Since Specialization

Citations

This map shows the geographic impact of Usama Ahmed'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 Usama Ahmed with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Usama Ahmed more than expected).

Fields of papers citing papers by Usama Ahmed

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Usama Ahmed. 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 Usama Ahmed. The network helps show where Usama Ahmed may publish in the future.

Co-authorship network of co-authors of Usama Ahmed

This figure shows the co-authorship network connecting the top 25 collaborators of Usama Ahmed. A scholar is included among the top collaborators of Usama Ahmed 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 Usama Ahmed. Usama Ahmed is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

Sort: Min cites: Since: Top N: Style:

20 of 20 papers shown

Razzak, Shaikh Abdur, S. M. Zakir Hossain, Usama Ahmed, & Mohammad M. Hossain. (2025). Cleaner biodiesel production from waste oils (cooking/vegetable/frying): Advances in catalytic strategies. Fuel. 393. 134901–134901. 13 indexed citations

Shahid, Muhammad, Ahmad Salam Farooqi, Mohammad M. Hossain, Usama Ahmed, & Medhat A. Nemitallah. (2025). Effects of CaO/MgO compositions on the performances of sorption enhanced water gas shift reaction: A thermodynamic analysis. Chemical Engineering and Processing - Process Intensification. 212. 110287–110287.

Ahmed, Usama, Hasina Akter, Abul Kalam Hossain, et al.. (2025). Anion (S) substitution as a pathway for tuning the physical properties of CsTaO ₃. New Journal of Chemistry. 49(18). 7682–7699. 1 indexed citations

Al-Qadri, Ali A. & Usama Ahmed. (2025). 4E Assessment of waste plastic valorization for ammonia production using process integration approach. Chemical Engineering Science. 320. 122549–122549.

Usman, Muhammad, Akram S. Ghanem, Mustapha D. Garba, et al.. (2025). Green and blue hydrogen production and purification technologies. International Journal of Hydrogen Energy. 153. 150176–150176. 4 indexed citations

Ahmad, Nabeel, Murid Hussain, Um‐e‐Salma Amjad, et al.. (2024). Catalytic co-pyrolysis of Vachellia Farnesiana with polypropylene plastic to produce bio-oil: Parameter optimization study. Fuel. 367. 131495–131495. 4 indexed citations

Khan, Zakir, Muhammad Shahbaz, Syed Ali Ammar Taqvi, et al.. (2024). Equilibrium modelling of steam gasification of PKS system and CO2 sorption using CaO: A digitalized parametric and techno-economic analysis. SHILAP Revista de lepidopterología. 13. 100184–100184. 2 indexed citations

Al-Qadri, Ali A., Usama Ahmed, Nabeel Ahmad, et al.. (2024). A review of hydrogen generation through gasification and pyrolysis of waste plastic and tires: Opportunities and challenges. International Journal of Hydrogen Energy. 77. 1185–1204. 44 indexed citations

Al-Qadri, Ali A., Usama Ahmed, Mohammad M. Hossain, et al.. (2024). Technoeconomic feasibility of producing clean fuels from waste plastics: A novel process model. Energy Conversion and Management. 316. 118822–118822. 7 indexed citations

10.

Ahmed, Usama, et al.. (2023). Temporal Trends in Obesity-Related Mortality Rates: An Analysis of Gender, Race/Ethnicity, and Geographic Disparities in the United States. Current Problems in Cardiology. 49(1). 102108–102108. 6 indexed citations

11.

Zein, Sharif Hussein Sharif, et al.. (2023). Process design Optimisation, heat integration, and techno-economic analysis of oil refinery: A case study. Energy Sources Part A Recovery Utilization and Environmental Effects. 45(2). 4931–4947. 1 indexed citations

12.

Zahid, Umer, et al.. (2023). Techno-economic evaluation of simultaneous methanol and hydrogen production via autothermal reforming of natural gas. Energy Conversion and Management. 296. 117681–117681. 21 indexed citations

13.

Ahmad, Nabeel, et al.. (2023). Predicting physical properties of oxygenated gasoline and diesel range fuels using machine learning. Alexandria Engineering Journal. 76. 193–219. 17 indexed citations

14.

Abdullah, Iqra, Nabeel Ahmad, Murid Hussain, et al.. (2022). Conversion of biomass blends (walnut shell and pearl millet) for the production of solid biofuel via torrefaction under different conditions. Chemosphere. 295. 133894–133894. 27 indexed citations

15.

Jama, Guled M., et al.. (2022). Complicated peritonsillar abscess extending into the buccal space: an unusual clinical presentation. British Journal of Hospital Medicine. 83(7). 1–3. 1 indexed citations

16.

Al-Qadri, Ali A., Usama Ahmed, Abdul Gani Abdul Jameel, et al.. (2022). Technoeconomic Feasibility of Hydrogen Production from Waste Tires with the Control of CO₂ Emissions. ACS Omega. 7(51). 48075–48086. 28 indexed citations

17.

Jameel, Abdul Gani Abdul, et al.. (2022). Predicting Enthalpy of Combustion Using Machine Learning. Processes. 10(11). 2384–2384. 11 indexed citations

18.

Ahmed, Usama, et al.. (2022). A comprehensive neural network model for predicting flash point of oxygenated fuels using a functional group approach. Fuel. 317. 123428–123428. 24 indexed citations

19.

Ahmed, Usama. (2020). Techno-economic analysis of dual methanol and hydrogen production using energy mix systems with CO2 capture. Energy Conversion and Management. 228. 113663–113663. 35 indexed citations

20.

Ahmed, Usama, Umer Zahid, & Young Geun Lee. (2019). Process simulation and integration of IGCC systems for H2/syngas/electricity generation with control on CO2 emissions. International Journal of Hydrogen Energy. 44(14). 7137–7148. 20 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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