About Journal

The Journal of Engineering Research ”TJER” is an open-access refereed International publication of Sultan Qaboos University. TJER is envisaged as a refereed international publication of Sultan Qaboos University, Sultanate of Oman. The Journal is to provide a medium through which Engineering Researchers and Scholars from around the world would be able to publish their scholarly applied and/or fundamental research works, Readmore...

Khalil, Amal, Iraq

The Journal of Engineering Research [TJER] Vol. 18 No. 1 (2021) - Articles
IMPROVING OF BIOGAS PRODUCTION USING DIFFERENT PRETREATMENT OF RICE HUSK INOCULATED WITH OSTRICH DUNG
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The Journal of Engineering Research [TJER] Vol. 20 No. 1 (2023) - Articles
Enhanced Biogas Production from Rice Husks and Okra Stalks by Co-digestion with Ostrich Dung and Cow Manure
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