| Review of hydrogen–gasoline SI dual fuel engines: Engine performance and emission STP Purayil, MO Hamdan, SAB Al-Omari, MYE Selim, E Elnajjar Energy Reports 9, 4547-4573, 2023 | 66 | 2023 |
| CI engine performance and emissions with waste cooking oil biodiesel boosted with hydrogen supplement under different load and engine parameters E Elnajjar, SAB Al-Omari, MYE Selim, STP Purayil Alexandria Engineering Journal 61 (6), 4793-4805, 2022 | 48 | 2022 |
| Effect of hydrogen blending on the combustion performance, emission, and cycle-to-cycle variation characteristics of a single-cylinder GDI spark ignition dual-fuel engine STP Purayil, SAB Al-Omari, E Elnajjar International Journal of Thermofluids 20, 100403, 2023 | 27 | 2023 |
| Optimization of ethyl ester production from arachis hypogaea oil RS Kumar, STP Purayil Energy Reports 5, 658-665, 2019 | 22 | 2019 |
| Experimental investigation of spark timing on extension of hydrogen knock limit and performance of a hydrogen-gasoline dual-fuel engine STP Purayil, SAB Al-Omari, E Elnajjar International Journal of Hydrogen Energy 49, 910-922, 2024 | 17 | 2024 |
| Mechanistic investigation of efficient cell disruption methods for lipid extraction from various macro and micro species of algae E Elnajjar, STP Purayil, F Alnuaimi, H Al Khawaja, L Shaikhoun, ... Bioresource Technology Reports 22, 101482, 2023 | 11 | 2023 |
| Influence of ethanol–gasoline–hydrogen and methanol–gasoline–hydrogen blends on the performance and hydrogen knock limit of a lean-burn spark ignition engine STP Purayil, MO Hamdan, SAB Al-Omari, MYE Selim, E Elnajjar Fuel 377, 132825, 2024 | 10 | 2024 |
| Experimental investigation of the effect of CO2 dilution on the performance and hydrogen knock limit of a hydrogen–gasoline dual fuel spark ignition engine 1 STP Purayil, SAB Al-Omari, E Elnajjar International Journal of Hydrogen Energy 68, 410-427, 2024 | 9 | 2024 |
| Experimental investigation on the influence of gasoline injection pressure on the hydrogen knock limit and performance of a hydrogen–gasoline dual fuel engine STP Purayil, SAB Al-Omari, E Elnajjar International Journal of Hydrogen Energy 81, 1385-1393, 2024 | 5 | 2024 |
| Impact of intake air pressure and temperature on performance and hydrogen knock limit in a spark-ignition engine using Hydrogen-Gasoline blends STP Purayil, MO Hamdan, SAB Al-Omari, MYE Selim, E Elnajjar Applied Thermal Engineering 263, 125331, 2025 | 3 | 2025 |
| Influence of steam induction on the performance and hydrogen knock limit of a hydrogen-gasoline spark ignition engine STP Purayil, E Al Martini, A Elsaid, M Khalil, T Zoghbour, M Seyam, ... International Journal of Thermofluids 24, 100933, 2024 | 3 | 2024 |
| Effect of gasoline injection pressure and CO2 dilution on the hydrogen knock limit extension in a Hydrogen–Gasoline dual-fuel engine STP Purayil, SAB Al-Omari, E Elnajjar International Journal of Hydrogen Energy 112, 121-132, 2025 | | 2025 |
Emad ElnajjarUAE UniversityPreverjeni e-poštni naslov na uaeu.ac.ae