by GCO | Dec 20, 2021 | Materials
Author(s) Lili Liu Yongsheng Ji Li Zhang Zhishan Xu Furong Ga Abstract This study investigated the effect of silicate modulus (M = silicon dioxide (SiO2)/sodium oxide (Na2O) by mass) and activator content S (mass proportion of sodium oxide and silicon dioxide...
by GCO | Dec 20, 2021 | Buildings & Structures
Author(s) Zhi-Peng Chen De-Cheng Feng Gang Wu Ke-Jian Ma Abstract A modified design method of a novel large-span floor system called an open-web sandwich slab (OWSS) is discussed. By considering some crucial parameters ignored in current design procedures, a...
by GCO | Dec 17, 2021 | experts
Brief Nearly 2,000 years on, how are the Colosseum and the Pantheon still standing despite earthquakes, floods and military conflicts? Insight nside the Colosseum’s stone and mortar bowl, visitors have ample space to picture the roaring crowds of more...
by GCO | Dec 17, 2021 | Materials
Author(s) Hamid Abdollahnia, Mohammad Hadi Alizadeh Elizei and Kazem Reza Kashyzadeh Abstract components in the critical area was obtained by performing transient dynamic analysis. Various well-known equivalent stress fatigue theories (von Mises, Findley, Dang...
by GCO | Dec 17, 2021 | News
Brief Berkeley Lab engineers have developed a roof coating that can keep a building warmer or cooler, depending on the weather. When it’s warm out the material will reflect sunlight and heat, but it switches itself off in winter, reducing energy use. Insight...
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