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Dive into the research topics where Emad Elnajjar is active. These topic labels come from the works of this person. Together they form a unique fingerprint.
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Improving performance and hydrogen knock limit in SI engines using acetone–gasoline blends
Purayil, S. T. P., Al-Omari, S. A. B. & Elnajjar, E., Jan 9 2026, In: International Journal of Hydrogen Energy. 199, 152864.Research output: Contribution to journal › Article › peer-review
Open Access -
Comparative analysis of knock intensity in spark ignition engines using gasoline and hydrogen–Gasoline blends
Purayil, S. T. P., Al-Omari, S. & Elnajjar, E., Jul 2025, In: International Journal of Thermofluids. 28, 101309.Research output: Contribution to journal › Article › peer-review
2 Link opens in a new tab Citations (Scopus) -
Effect of gasoline injection pressure and CO2 dilution on the hydrogen knock limit extension in a Hydrogen–Gasoline dual-fuel engine
Elnajjar, E., Purayil, S. T. P. & Al-Omari, S. A. B., 2025, In: International Conference on Thermal Engineering. 1, 1Research output: Contribution to journal › Conference article › peer-review
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Effect of gasoline injection pressure and CO2 dilution on the hydrogen knock limit extension in a Hydrogen–Gasoline dual-fuel engine
Purayil, S. T. P., Al Omari, S. & Elnajjar, E., Mar 25 2025, In: International Journal of Hydrogen Energy. 112, p. 121-132 12 p.Research output: Contribution to journal › Article › peer-review
4 Link opens in a new tab Citations (Scopus) -
Electrochemical and thermodynamic analysis of alkaline water electrolysis: Design and performance optimization
Umair, S. M., Elnajjar, E., Abu-Nabah, B. A. & Hamdan, M. O., May 15 2025, In: International Journal of Hydrogen Energy. 128, p. 643-655 13 p.Research output: Contribution to journal › Article › peer-review
2 Link opens in a new tab Citations (Scopus)