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Polychlorinated Biphenyls Water Pollution along the River Nile, Egypt
Published 2015-01-01Get full text
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The influence of adding B. subtilis bacteria on the mechanical and chemical properties of cement mortar
Published 2025-01-01“…The addition of 5% bacteria significantly enhanced the early flexure strength, while the 10% showed superior long-term strength after 56 days. Scanning electron microscopy (SEM) revealed high CaCO3 deposits in the bacterial samples, indicating microbial-induced calcite precipitation that filled the small cracks and increased strength. …”
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