يعرض 1 - 20 نتائج من 1,096 نتيجة بحث عن '((((gasification OR gasification) OR modification) OR modifications) OR certifications)', وقت الاستعلام: 0.16s تنقيح النتائج
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    Physicochemical modifications in microwave-irradiated chitosan: biopharmaceutical and medical applications حسب Doaa Elsayed Mahmoud (21633248)

    منشور في 2024
    "…The use of microwave irradiation in depolymerization of chitosan appears to be more consequential than other methods, and results in modification of key physicochemical properties of chitosan, including molecular weight, viscosity and degree of deacetylation. …"
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    Alternative fuels and design modifications for environmentally sustainable marine vessels حسب Aisha Al-Asmakh (21153323)

    منشور في 2025
    "…This paper assesses four major alternative marine fuels—liquified natural gas (LNG), hydrogen, methanol, and ammonia—and the required ship modifications. The evaluation follows International Maritime Organization life cycle assessment guidelines and the Energy Efficiency Existing Ship Index (EEXI), highlighting design changes that can reduce emissions. …"
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