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621por Zhang, Dongsheng, Wang, Yafan, Ma, Mingxiao, Guo, Xiangjun, Zhao, Shuangquan, Zhang, Shuxiang, Yang, Qiuning“…Concrete is prepared by substituting an equal volume of fly ash for fine aggregate, and the effect of substitution rate on its carbonation resistance is studied. …”
Publicado 2022
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622por Tesfamariam, Belay Brehane, Seyoum, Redeat, Andoshe, Dinsefa Mensur, Terfasa, Tatek Temesgen, Ahmed, Gulam Mohammed Sayeed, Badruddin, Irfan Anjum, Khaleed, H.M.T.“…Bacillus subtilus bacterium (10(−7), 10(−9) cells/mL), calcium lactate, fine aggregate, OPC-cement, water, and bagasse ash were used to make self-healing mortar samples. …”
Publicado 2022
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623
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624“…To resolve the limited large-scale methods of disposal of low calcium fly ash with poor activity, based on the double excitation principle, clinker and desulfurized gypsum are used as alkali/salt activators to activate fly ash and slag, avoiding the inconvenience of strong alkali activating fly ash in industry. …”
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625por Amin, Muhammad Nasir, Ahmad, Afaq, Shahzada, Khan, Khan, Kaffayatullah, Jalal, Fazal E., Qadir, Muhammad Ghulam“…In this study, researchers examined the effect of replacing a high-volume of cement with sugarcane bagasse ash (BA) and silica fume (SF). In addition to the control, three binary and three ternary blends of concrete containing different percentages of cement/BA and cement/BA/SF were tested to determine the various mechanical and microstructural properties of concrete. …”
Publicado 2022
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626por Ullah, Sheraz, Shah, Muhammad Izhar, Alqurashi, Muwaffaq, Javed, Muhammad Faisal, Dawood, Osama, Aslam, Fahid, Tariq, Muhammad Atiq Ur Rehman, Hussain, Enas E.“…The present research work emphasizes the mechanical properties of bituminous concrete mix prepared with crumb rubber (CR) and waste sugarcane bagasse ash (SCBA). For the preparation of bituminous concrete mix specimens with CR and SCBA, the effective bitumen content was determined using the Marshall Mix design method. …”
Publicado 2022
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627Improving the Mechanical Properties of Fly Ash-Based Geopolymer Composites with PVA Fiber and Powder“…In this work, polyvinyl alcohol (PVA) fiber and powder were added to geopolymer composites to toughen fly ash-based geopolymer, and their different toughening mechanisms were revealed. …”
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628“…This article presents a regression tool for predicting the compressive strength of fly ash (FA) geopolymer concrete based on a process of optimising the Matlab code of a feedforward layered neural network (FLNN). …”
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629“…The effects of four parameters of fly ash content, water glass modulus, water glass solid content, and water–solid ratio on the working performance and mechanical properties of alkali-activated slag–fly ash composite cementation system were discussed. …”
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630“…Coal bottom ash (CBA) was modified on the basis of the engineering problems of low resource utilization of CBA and difficulty in treating HMS through alkali activation to synthesize geopolymers and solidify heavy metal-contaminated soil (HMS). …”
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631por Li, Shan, Huang, Xiao, Muhammad, Faheem, Yu, Lin, Xia, Ming, Zhao, Jian, Jiao, Binquan, Shiau, YanChyuan, Li, Dongwei“…In this article, a fly ash based geopolymer was used to immobilize lead–zinc slag containing Pb, Ni, Zn and Mn. …”
Publicado 2018
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632por Ren, Xiaoyu, Xiao, Lifeng, Qu, Ruiyang, Liu, Shaojun, Ye, Dong, Song, Hao, Wu, Weihong, Zheng, Chenghang, Wu, Xuecheng, Gao, Xiang“…Zeolitization of coal fly ash (CFA) provides a potential alternative for creating high-added-value products from this hazardous solid waste. …”
Publicado 2018
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633por Ma, Mengjie, Zhou, Jiafeng, Ma, Zhihua, Chen, Hanxue, Li, Liang, Hou, Lin, Yin, Bin, Qiang, Boqin, Shu, Pengcheng, Peng, Xiaozhong“…Analyzing ASH2L ChIP-seq and RNA-seq data excluded transcriptional and translational regulation of ASH2L to DPY30. …”
Publicado 2022
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634por Aftab, Zill-e-Huma, Aslam, Waqar, Aftab, Arusa, Shah, Adnan Noor, Akhter, Adnan, Fakhar, Usama, Siddiqui, Iffat, Ahmed, Waseem, Majid, Farzana, Wróbel, Jacek, Ali, Muhammad Danish, Aftab, Muzammil, Ahmed, Mohamed A. A., kalaji, Hazem M., Abbas, Asad, Khalid, Umar“…The effect of rice straw biochar and fly ash nanoparticles (RSBNPs and FNPs, respectively) in combination with compost soil on bacterial leaf spot of pepper caused by Xanthomonas campestris pv. vesicatoria was investigated both in vitro and in vivo. …”
Publicado 2022
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635por Ding, Yongfa, Li, Hongbo, Zhang, Hubiao, Li, Sheng, Zhang, Xuanshuo, Hua, Shudong, Zhao, Jing, Tong, Yufei“…To study the shrinkage and freeze-thaw durability of cement-fly-ash-stabilized brick and concrete reclaimed gravel mixture (CFRBCA), recycled gravel was used to replace 100% of the natural gravel in cement-and-fly-ash-stabilized gravel (CFRCA). …”
Publicado 2022
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636“…This study aimed to carry out a scientometric review of rice husk ash (RHA) concrete to assess the various aspects of the literature. …”
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637“…Concrete specimens prepared with 50% fly ash (FA) as an ordinary Portland cement (OPC) replacement were considered as the control sample. …”
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638“…In this study, geopolymer composites based on class F fly ash with the addition of fine quartz sand and ground walnut shells used as a substitute for sand were examined. …”
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639“…We report on the ash cloud related to the gravitational collapse of a portion of the Stromboli volcano crater rim that occurred on 19 May 2021. …”
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640por Okeme, Ilemona C., Crane, Richard A., Nash, William M., Ojonimi, Theophilus I., Scott, Thomas B.“…Due to increasing demand for rare earth elements (REE), growing concerns over their sustainability, and domination of their supply by China, coal fly ash has recently emerged as a viable target for REE recovery. …”
Publicado 2022
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