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作者:B. Yuan , Q. L. Yu , H. J. H. Brouwers
来源:[J].Materials and Structures(IF 1.184), 2017, Vol.50 (5)
摘要:This paper aims to study the phase modification, reaction kinetics, mechanical properties and drying shrinkage of sodium carbonate activated slag by incorporating sodium sulfate in the activator. The results show that the reaction process is firstly controlled by CO3...
作者:Q. L. Yu , R. Yu
来源:[J].Materials and Structures(IF 1.184), 2017, Vol.50 (2)
摘要:In this paper, cement free high performance alkali activated slag-fly ash composites are designed by applying the modified Andreasen and Andersen particle packing model, and steel fibers of two lengths are applied for strength reinforcement and shrinkage compensation. The in...
作者:... Peng Liu , Q. L. Yu , H. J. H. Brouwers
来源:[J].Materials and Structures(IF 1.184), 2020, Vol.53 (18), pp.1365-1371
摘要:Abstract(#br)In this paper, magnesium oxychloride cement (MOC), which has a needle-like structure, is upgraded with super-hydrophobic surface using a facile method involving immersion in a FAS-ethanol solution. The influence of the molar ratios of the raw materials on the su...
作者:B. Yuan , Q. L. Yu , H. J. H. Brouwers
来源:[J].Materials and Structures(IF 1.184), 2017, Vol.50 (2), pp.1-14
摘要:Abstract(#br)This study aims to investigate the effect of limestone powder (LP) on the reaction of sodium carbonate activated slag. The results show that the incorporated LP up to 30% improves the strength development, especially at advanced curing ages. A slightly accelerat...
作者:Q. L. Yu , P. G. Ranjith ...
来源:[J].Rock Mechanics and Rock Engineering(IF 1.16), 2015, Vol.48 (6), pp.2263-2282
摘要:Abstract(#br)Thermal stress within rock subjected to thermal load is induced due to the different expansion rates of mineral grains, resulting in the initiation of new inter-granular cracking and failure at elevated temperatures. The heterogeneity resulting from each constit...
作者:... W. C. Zhu , Q. L. Yu , X. G. Liu
来源:[J].Rock Mechanics and Rock Engineering(IF 1.16), 2016, Vol.49 (3), pp.855-876
摘要:Abstract(#br)The mechanical and hydraulic anisotropy of rock joints are strongly dependent on the surface roughness and aperture. To date, accurate quantification of the anisotropic characteristics of joint surfaces remains a key issue. For this purpose, the digital image process...
作者:... C.W. Cao , Q. L. Yu , Q.X. Zhong
来源:[J].Drying Technology(IF 1.814), 1999, Vol.17 (9), pp.1779-1793
摘要:The Assuring of rough rice during intermittent drying was studied through experimental and numerical methods. The moisture distribution inside the rice kernel during drying and tempering was obtained by diffusion model. The moisture gradients were used to analyze the hydro stress...
作者:R. S. Pelzers , Q. L. Yu , R. A. Mangkuto
来源:[J].Environmental Science and Pollution Research(IF 2.618), 2014, Vol.21 (19), pp.11142-11154
摘要:Abstract(#br)This article aims to understand the radiation behavior within a photo-reactor, following the ISO 22197-1:2007 standard. The RADIANCE lighting simulation tool, based on the backward ray-tracing modeling method, is employed for a numerical computation of the radiation ...
作者:Q. L. Yu , D. J. Glas , H. J. H. Brouwers
来源:[J].Journal of Materials in Civil Engineering(IF 0.959), 2020, Vol.32 (6)
摘要:AbstractThis article addresses the performance of structural lightweight aggregate concretes and the relation of their performance to density class. Natural expanded silicate materials treated with a hydrophobic agent were used and their effects were systematically investiga...
作者:Q. L. Yu , H. J. H. Brouwers
来源:[J].Fire and Materials(IF 1.071), 2012, Vol.36 (7), pp.575-589
摘要:SUMMARY(#br)This article addresses the thermal properties and the microstructure of gypsum boards produced from β‐hemihydrate by studying its dehydration process.(#br)Dehydration reaction of gypsum boards was investigated from both micro and macro levels, employing thermogra...

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