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A micro-XAS and XRD study of the crystalline alkali-silica reaction products
Geng, G., Shi, Z., Lothenbach, B., Leemann, A., Wieland, E., & Dähn, R. (2022). A micro-XAS and XRD study of the crystalline alkali-silica reaction products. In A. Lopes Batista, A. Santos Silva, I. Fernandes, L. Oliveira Santos, J. Custódio, & C. Serra (Eds.), Vol. 1. Proceedings of the 16th international conference on alkali-aggregate reaction in concrete (ICAAR) (pp. 15-23). Laboratório Nacional de Engenharia Civil (LNEC).
An in-situ 3D micro-XRD investigation of water uptake by alkali-silica-reaction (ASR) product
Geng, G., Barbotin, S., Shakoorioskooie, M., Shi, Z., Leemann, A., Sanchez, D. F., … Dähn, R. (2021). An in-situ 3D micro-XRD investigation of water uptake by alkali-silica-reaction (ASR) product. Cement and Concrete Research, 141, 106331 (8 pp.). https://doi.org/10.1016/j.cemconres.2020.106331
Alkali-silica reaction - a multidisciplinary approach
Leemann, A., Bagheri, M., Lothenbach, B., Scrivener, K., Barbotin, S., Boehm-Courjault, E., … Molinari, J. F. (2021). Alkali-silica reaction - a multidisciplinary approach. RILEM Technical Letters, 6, 169-187. https://doi.org/10.21809/RILEMTECHLETT.2021.151
Fe(II) interaction with cement phases: method development, wet chemical studies and X-ray absorption spectroscopy
Mancini, A., Wieland, E., Geng, G., Lothenbach, B., Wehrli, B., & Dähn, R. (2021). Fe(II) interaction with cement phases: method development, wet chemical studies and X-ray absorption spectroscopy. Journal of Colloid and Interface Science, 588, 692-704. https://doi.org/10.1016/j.jcis.2020.11.085
Iron speciation in blast furnace slag cements
Mancini, A., Lothenbach, B., Geng, G., Grolimund, D., Sanchez, D. F., Fakra, S. C., … Wieland, E. (2021). Iron speciation in blast furnace slag cements. Cement and Concrete Research, 140, 106287 (18 pp.). https://doi.org/10.1016/j.cemconres.2020.106287
Analysis of atomistic structural deformation characteristics of calcium silicate hydrate in 53-year-old tricalcium silicate paste using atomic pair distribution function
Bae, S., Jee, H., Suh, H., Kanematsu, M., Shiro, A., Machida, A., … Suzuki, H. (2020). Analysis of atomistic structural deformation characteristics of calcium silicate hydrate in 53-year-old tricalcium silicate paste using atomic pair distribution function. Construction and Building Materials, 237, 117714 (10 pp.). https://doi.org/10.1016/j.conbuildmat.2019.117714
Atomistic structure of alkali-silica reaction products refined from X-ray diffraction and micro X-ray absorption data
Geng, G., Shi, Z., Leemann, A., Borca, C., Huthwelker, T., Glazyrin, K., … Wieland, E. (2020). Atomistic structure of alkali-silica reaction products refined from X-ray diffraction and micro X-ray absorption data. Cement and Concrete Research, 129, 105958 (11 pp.). https://doi.org/10.1016/j.cemconres.2019.105958
Mechanical behavior and phase change of alkali-silica reaction products under hydrostatic compression
Geng, G., Shi, Z., Leemann, A., Glazyrin, K., Kleppe, A., Daisenberger, D., … Dähn, R. (2020). Mechanical behavior and phase change of alkali-silica reaction products under hydrostatic compression. Acta Crystallographica Section B: Structural Science, Crystal Engineering and Materials, 76(4), 674-682. https://doi.org/10.1107/S205252062000846X
Microstructural study of hydration of C<sub>3</sub>S in the presence of calcium nitrate using scanning transmission X-ray microscopy (STXM)
Li, Q., Wang, Y., Geng, G., Chen, H., Hou, P., Cheng, X., … Kim, J. H. (2020). Microstructural study of hydration of C3S in the presence of calcium nitrate using scanning transmission X-ray microscopy (STXM). Journal of Nanomaterials, 2020, 8419130 (9 pp.). https://doi.org/10.1155/2020/8419130
Fe(III) uptake by calcium silicate hydrates
Mancini, A., Wieland, E., Geng, G., Dähn, R., Skibsted, J., Wehrli, B., & Lothenbach, B. (2020). Fe(III) uptake by calcium silicate hydrates. Applied Geochemistry, 113, 104460 (15 pp.). https://doi.org/10.1016/j.apgeochem.2019.104460
Uptake of iodide by calcium aluminate phases (AFm phases)
Nedyalkova, L., Lothenbach, B., Geng, G., Mäder, U., & Tits, J. (2020). Uptake of iodide by calcium aluminate phases (AFm phases). Applied Geochemistry, 116, 104559 (13 pp.). https://doi.org/10.1016/j.apgeochem.2020.104559
The chemistry and structure of calcium (alumino) silicate hydrate: a study by XANES, ptychographic imaging, and wide- and small-angle scattering
Li, J., Geng, G., Myers, R., Yu, Y. S., Shapiro, D., Carraro, C., … Monteiro, P. J. M. (2019). The chemistry and structure of calcium (alumino) silicate hydrate: a study by XANES, ptychographic imaging, and wide- and small-angle scattering. Cement and Concrete Research, 115, 367-378. https://doi.org/10.1016/j.cemconres.2018.09.008
The hydration of <em>β</em>- and <em>α</em>'<sub>H</sub>-dicalcium silicates: an X-ray spectromicroscopic study
Li, J., Geng, G., Zhang, W., Yu, Y. S., Shapiro, D. A., & Monteiro, P. J. M. (2019). The hydration of β- and α'H-dicalcium silicates: an X-ray spectromicroscopic study. ACS Sustainable Chemistry and Engineering, 7(2), 2316-2326. https://doi.org/10.1021/acssuschemeng.8b05060
Influence of decalcification on structural and mechanical properties of synthetic calcium silicate hydrate (C-S-H)
Liu, L., Sun, C., Geng, G., Feng, P., Li, J., & Dähn, R. (2019). Influence of decalcification on structural and mechanical properties of synthetic calcium silicate hydrate (C-S-H). Cement and Concrete Research, 123, 105793 (8 pp.). https://doi.org/10.1016/j.cemconres.2019.105793
Advances in characterizing and understanding the microstructure of cementitious materials
Monteiro, P. J. M., Geng, G., Marchon, D., Li, J., Alapati, P., Kurtis, K. E., & Qomi, M. J. A. (2019). Advances in characterizing and understanding the microstructure of cementitious materials. Cement and Concrete Research, 124, 105806 (29 pp.). https://doi.org/10.1016/j.cemconres.2019.105806
Synthesis, characterization, and water uptake property of alkali-silica reaction products
Shi, Z., Geng, G., Leemann, A., & Lothenbach, B. (2019). Synthesis, characterization, and water uptake property of alkali-silica reaction products. Cement and Concrete Research, 121, 58-71. https://doi.org/10.1016/j.cemconres.2019.04.009
Modification of poly(ethylene glycol) on the microstructure and mechanical properties of calcium silicate hydrates
Zhou, Y., Orozco, C. A., Duque-Redondo, E., Manzano, H., Geng, G., Feng, P., … Miao, C. (2019). Modification of poly(ethylene glycol) on the microstructure and mechanical properties of calcium silicate hydrates. Cement and Concrete Research, 115, 20-30. https://doi.org/10.1016/j.cemconres.2018.10.001
Preferred orientation of calcium aluminosilicate hydrate induced by confined compression
Geng, G., Vasin, R. N., Li, J., Abdolhosseini Qomi, M. J., Yan, J., Wenk, H. R., & Monteiro, P. J. M. (2018). Preferred orientation of calcium aluminosilicate hydrate induced by confined compression. Cement and Concrete Research, 113, 186-196. https://doi.org/10.1016/j.cemconres.2018.09.002
Synchrotron x-ray nanotomographic and spectromicroscopic study of the tricalcium aluminate hydration in the presence of gypsum
Geng, G., Myers, R. J., Yu, Y. S., Shapiro, D. A., Winarski, R., Levitz, P. E., … Monteiro, P. J. M. (2018). Synchrotron x-ray nanotomographic and spectromicroscopic study of the tricalcium aluminate hydration in the presence of gypsum. Cement and Concrete Research, 111, 130-137. https://doi.org/10.1016/j.cemconres.2018.06.002
Insights into the interfacial strengthening mechanisms of calcium-silicate-hydrate/polymer nanocomposites
Zhou, Y., Hou, D., Geng, G., Feng, P., Yu, J., & Jiang, J. (2018). Insights into the interfacial strengthening mechanisms of calcium-silicate-hydrate/polymer nanocomposites. Physical Chemistry Chemical Physics, 20(12), 8247-8266. https://doi.org/10.1039/C8CP00328A