Zobrazeno 1 - 10
of 693
pro vyhledávání: '"Biocementation"'
Publikováno v:
Journal of Rock Mechanics and Geotechnical Engineering, Vol 16, Iss 12, Pp 5109-5120 (2024)
Bacterial suspension is an essential component of microbially induced carbonate precipitation (MICP)-based biocement and a large-scale production is required for field applications. In this study, a new bacterial concentration method is proposed to e
Externí odkaz:
https://doaj.org/article/c1965deb19814c1099843239e682f639
Autor:
Thiloththama Hiranya Kumari Nawarathna, Sivakumar Gowthaman, Rajmohan Ketheesraj, Santhirakumaran Ainkaran, Kulathunga Disanayaka Mudiyanselage Prabodha Lakshan, Abasin Mudiyansela Gama Gedara Gayan Thilakarathna
Publikováno v:
Discover Civil Engineering, Vol 1, Iss 1, Pp 1-11 (2024)
Abstract Biogrouting has been identified as the best alternative approach for the conventional cement and chemical grouts. Among the various types of biogrouting techniques, microbial induced carbonate precipitation (MICP) has been recently recognize
Externí odkaz:
https://doaj.org/article/9214e8e59a454addb2d088108638222e
Autor:
Mohammad Hemayati, Hamed Aghaei, Alireza Daman Shokouh, Ehsan Nikooee, Ali Niazi, Hamed Khodadadi Tirkolaei
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-16 (2024)
Abstract Geological fractures are mechanical breaks in subsurface rock volumes that provide important subsurface flow pathways. However, the presence of fractures can cause unwanted challenges, such as gas leakage through fractured caprocks, which mu
Externí odkaz:
https://doaj.org/article/d280a8ad75344ec192170f814ddc322b
Publikováno v:
Journal of Rock Mechanics and Geotechnical Engineering, Vol 16, Iss 7, Pp 2775-2789 (2024)
Geomaterials with inferior hydraulic and strength characteristics often need improvement to enhance their engineering behaviors. Traditional ground improvement techniques require enormous mechanical effort or synthetic chemicals. Sustainable stabiliz
Externí odkaz:
https://doaj.org/article/ccebe97a12d14d2fb12c2a9f8bebd104
Autor:
M. Azizul Moqsud, Takuya Gochi
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-10 (2024)
Abstract In this study, biocementation of slope soil was performed using low-cost, commercially available materials to create a nutrient solution with native Cytobacillus hornekea. The high cost of laboratory-grade materials and microbes for biocemen
Externí odkaz:
https://doaj.org/article/119f029c3ea048adb7b29b74093550a8
Publikováno v:
Heliyon, Vol 10, Iss 16, Pp e35813- (2024)
Microbial-induced calcite precipitation (MICP) is an environmentally friendly process that can be used to enhance soil surface stability against wind erosion. In this study, the performance of the MICP process on soil surface improvement was investig
Externí odkaz:
https://doaj.org/article/644253f1a6544f7aa5a212c05375813f
Publikováno v:
Journal of Rock Mechanics and Geotechnical Engineering, Vol 16, Iss 2, Pp 661-669 (2024)
Biomineralization through microbial process has attracted great attention in the field of geotechnical engineering due to its ability to bind granular materials, clog pores, and seal fractures. Although minerals formed by biomineralization are genera
Externí odkaz:
https://doaj.org/article/38ec9fb8bb3c4c8f802f54c261ac07a3
Publikováno v:
Buildings, Vol 14, Iss 11, p 3414 (2024)
Historically, cow dung has been widely used as a biostabilizer in earth building, although the scientific research on this subject is still limited. The available research provides evidence of the positive effects of this bioaddition on earthen block
Externí odkaz:
https://doaj.org/article/ae0be4e683d6489f82d0c5d8e5137ff7
Autor:
Alejandro Maureira, Manuel Zapata, Jorge Olave, David Jeison, Liey-Si Wong, Antonio Panico, Pía Hernández, Luis A. Cisternas, Mariella Rivas
Publikováno v:
Frontiers in Bioengineering and Biotechnology, Vol 12 (2024)
In this study, native ureolytic bacteria were isolated from copper tailings soils to perform microbial-induced carbonate precipitation (MICP) tests and evaluate their potential for biocement formation and their contribution to reduce the dispersion o
Externí odkaz:
https://doaj.org/article/c634e29c696248c58357106d5e7225d4
Autor:
Toriana N. Vigil, Nikolas K. Schwendeman, Melanie L. M. Grogger, Victoria L. Morrison, Margaret C. Warner, Nathaniel B. Bone, Morgan T. Vance, David C. Morris, Kristi McElmurry, Bryan W. Berger, J. Jordan Steel
Publikováno v:
Frontiers in Systems Biology, Vol 4 (2024)
Biocementation is an exciting biomanufacturing alternative to common cement, which is a significant contributor of CO2 greenhouse gas production. In nature biocementation processes are usually modulated via ureolytic microbes, such as Sporosarcina pa
Externí odkaz:
https://doaj.org/article/0b274623a0434da98d9f3ab706ef3296