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Zhipeng Liang, Huawei Zhou, Chunju Zhao, Fang Wang and Yihong Zhou
With the influence of intense solar radiation heat and the greater temperature difference between day and night, surface concrete with a drastic temperature change can easily experience a great nonlinear temperature difference, which increases the risk o...
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Kiran Kumar Poloju, Shalini Annadurai, Ram Kishore Manchiryal, Mallikarjuna Rao Goriparthi, Prabu Baskar, Mayakrishnan Prabakaran and Jongpil Kim
Concrete is a versatile construction material used along with a reinforcement. Concrete is made up of binder materials and aggregates. Cement is a primary binder material used to produce conventional concrete. Carbon dioxide emissions in the atmosphere a...
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Lingling Hu, Zhen Chen and Jun Hu
The development of sustainability and high toughness in cement-based composites with polypropylene (PP) fiber is becoming increasingly important for future buildings, while CO2-curing treatment at early ages is precisely a promising technique for it. The...
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Çaglar Yalçinkaya
Hydroxypropyl Methylcellulose (HPMC) is one of the most frequently used viscosity modifying admixtures in 3D printable cement-based materials. In this study, the effects of HPMC dosage on the mechanical properties of 3D printable cement-based mortars wer...
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Joong-Hoon Yoon, Jang-Ho Lee and Sang-Il Lee
In this study, temperature distribution as a function of the spar-cap thickness was numerically analyzed using a 20 kW wind carbon blade model. ?Realizable k-e?, which was adopted as a turbulence model for heat transfer analysis, was effective in convect...
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Parmender Gill and Parveen
This experimental study proposes a systematic mix-design procedure to develop rubberized geopolymer concrete (RGPC). The developed method is meant to identify the mix ratios for the production of high-strength, low-calcium fly ash-based geopolymer concre...
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Wen-Ten Kuo, Chuen-Ul Juang and Tzu-Yi Chen
This study investigated the effect of substituting cement with incense ash on material properties and hydration of cement-based composite materials. Test specimens with incense ash replacing up to 30% (volume) of cement were produced and cured at 25 °C a...
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Bernard A. Zulu, Shingo Miyazawa and Nobukazu Nito
Thermal stresses are generated in concrete during the accelerated curing process in precast concrete. These stresses may cause concrete to crack, which would have a negative effect on the general concrete performance. This paper provides the results of t...
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Chamila Gunasekara, Rahmat Dirgantara, David W. Law and Sujeeva Setunge
This study reports the effect of heat curing at 120 °C on the geopolymeric reaction and strength evolution in brown coal fly ash based geopolymer mortar and concrete. Moreover, an examination of this temperature profile of large size geopolymer concrete ...
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Muhammad Akbar Malik, Manas Sarkar, Shilang Xu and Qinghua Li
This exertion introduces polyvinyl alcohol fiber/silica nanoparticles (poly vinyl alcohol (PVA)/SiO2 NPs) in the fly ash-based geopolymer at ambient curing temperature. The present study aims at investigating the structural properties (compressive, bond ...
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