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Performance Research on the Gypsum Based High-strength Cementing Material with Undisturbed FGD gypsu
[会议论文] 作者：Dongyi Lei,Yi Zhang,Dongxu LI,
来源：The 8th International Symposium on Cement & Concrete(ISCC 20 年份：2013
Original untreated FGD gypsum was used to prepare a kind of Gypsum Based high-strength Cementing Material.Physical and chemical characteristics of Undisturbed FGD gypsum were analyzed,for example,chem...
Superbroad-band actively tunable acoustic metamaterials driven from poly(ethylene terephthalate)/car
[期刊论文] 作者：Ying Li,Wen Ning,Qingyu Peng,Minglong Yang,Dongyi Lei,Siyao Guo,Peng Liu,Kaili Jiang,Xiaodong He,Yibin,
来源：纳米研究（英文版） 年份：2021
Actively tunable acoustic metamaterials have attracted ever increasing attention.However,their tunable frequency range is quite narrow(tens of Hz)even under ult...
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