水泥固化土火山灰反应产物的结构特性
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徐菲,葛津宇,韦华,梁嘉辉,李怀森,韩雪松
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Structural characteristics of pozzolanic reaction products of cemented soil
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Fei XU,Jinyu GE,Hua WEI,Jiahui LIANG,Huaisen LI,Xuesong HAN
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| 表 4 29Si核磁谱分峰拟合后未改性水泥土样品各硅聚合态的表证计算结果 |
| Tab.4 Characterization results of silicon polymeric states in unmodified cemented soil samples obtained from deconvolution of 29Si NMR spectra |
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| 样品编号 | I(Qn)/% | I(Q2(II))
/I(Q2(I)) | MCL | | Q0 | ${\mathrm{Q}}_{\mathrm{a}}^1 $ | ${\mathrm{Q}}_{\mathrm{b}}^1 $ | Q2(I) | Q2(II) | ${\mathrm{Q}}_{\mathrm{a}}^3 $ | ${\mathrm{Q}}_{\mathrm{b}}^3 $ | Q4 | | Mt7.5 | 0.0 | 0.0 | 1.0 | 2.0 | 8.7 | — | 71.3 | 17.0 | 4.3 | 23.8 | | Mt15 | 0.0 | 0.0 | 2.1 | 3.7 | 19.4 | — | 62.8 | 12.0 | 5.2 | 23.6 | | Mt25 | 2.3 | 0.0 | 12.4 | 5.2 | 21.9 | — | 49.1 | 9.2 | 4.2 | 6.4 | | Ka7.5 | 1.0 | 0.0 | 4.1 | 4.6 | 6.0 | 62.0 | — | 22.3 | 1.3 | 7.2 | | Ka15 | 1.3 | 2.4 | 10.4 | 8.9 | 9.6 | 45.5 | — | 21.9 | 1.1 | 4.9 | | Ka25 | 4.2 | 6.6 | 12.6 | 10.5 | 13.3 | 35.4 | — | 17.5 | 1.3 | 4.5 |
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