Study on the Mechanics and Pore Characteristics of Coal Seam Drilling Sealing Materials Based on Nanomaterial Optimization
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DOI: 10.1021/acsomega.2c01900
Abstract: In order to modify and optimize the performance of cement-based sealing materials and improve the gas drainage rate of boreholes. In this paper, nanosilica (NS), multiwalled carbon nanotubes (MWCNT), and graphene oxide (GO) were used… read more here.
Keywords: study mechanics; fractal dimension; pore characteristics; sealing materials ... See more keywords
Preparation and Performance Investigation of Optimized Cement-Based Sealing Materials Based on the Response Surface Methodology
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DOI: 10.1021/acsomega.2c02334
Abstract: A new cement-based sealing material, which used Portland cement (PC) as a raw material and supplemented several gel components, such as accelerant, alkali activator, suspension agent, expansion agent, reinforcing agent, was prepared in this work.… read more here.
Keywords: methodology; cement; agent; cement based ... See more keywords
Preparation and Performance of Microencapsulated Sealing Material for Coal Mine Gas Drainage
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DOI: 10.1021/acsomega.2c05628
Abstract: The performance of coal mine gas extraction borehole sealing material plays an essential role in the efficiency of gas extraction. Microcapsule technology was proposed to delay the expansion time of sealing materials to address the… read more here.
Keywords: gas; sealing material; coal; material ... See more keywords
Antimicrobial Efficacy and Permeability of Various Sealing Materials in Two Different Types of Implant–Abutment Connections
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DOI: 10.3390/ijms23148031
Abstract: The presence of a microgap along an implant–abutment connection (IAC) is considered the main disadvantage of two-piece implant systems. Its existence may lead to mechanical and biological complications. Different IAC designs have been developed to… read more here.
Keywords: efficacy permeability; various sealing; implant abutment; antimicrobial efficacy ... See more keywords