Funded by the National Natural Science Foundation of China(No.51678254)。
Gypsum was used as substrate,and silica gel was mixed into substrate at a certain mass ratio to prepare humidity-controlling composites;moreover,the moisture absorption and desorption properties of gypsum-based compos...
Funded by the National Natural Science Foundation of China (Nos. 52278269, 52278268, 52178264, 52108238);Tianjin Outstanding Young Scholars Science Fund Project (No. 22JCJQJC00020);State Key Laboratory of Green Building Materials Open Foundation (No. 2021GBM08)。
To explore the role of biofilm formation on the corrosion of marine concrete structures, we investigated the attachment of biofilm on mortar surfaces in simulated seawater and the influence of biofilm on the microstru...
Funded by the National Natural Science Foundation of China(51878479)。
This work aimed to use oyster shell powder (OSP) as the partial replacement of Ag/TiO2 particle to obtain multifunctional β-hemihydrate gypsum.Thus,the β-hemihydrate gypsum was mixed with different contents of OSP a...
Funded by the National Natural Science Foundation of China(Nos.51678442,51578412,51478348,51508404,51878480,and 51878479);the National High-speed Train Union Fund(U1534207);Key Project of the Shanghai Committee of Science and Technology(No.15DZ1205003);the Fundamental Research Funds for the Central Universities
The objective of this study was to assess the feasibility of using the plant-source polymer of the matcha powder as a composite admixture for hemihydrate gypsum. Hemihydrate gypsum was mixed with different contents of...
Funded by the National Natural Science Foundation of China(No.50872160)
We analyzed the influence of sodium polyphosphate(STPP) on the performances of recycled gypsum(RG). This analysis was performed with two different ways of STPP addition: One was that the STPP was added into Plast...
Funded by the National Natural Science Foundation of China(51475346);the Specialized Research Fund for the Doctoral Program of Higher Education of China(20131420120002);the Natural Science Foundation of Shanxi Province(2013011025-1)
To promote the development of 3D printing materials,gypsum powders used in 3D printing were analyzed in detailthrough SEM-EDS and ICP.The forming mechanism and morphology of CaSO4·χH2O powders were analyzed and conf...
Funded by the National Natural Science Foundation of China(Nos.51208370,51172164);the Doctoral Program of Higher Education of China(No.20110072120046);the Fundamental Research Funds for the Central Universities(No.0500219170);the Opening Measuring Fund of LargeApparatus of Tongji University(No.0002012011)
The feasibility of flue gas desulphurization (FGD) as concrete admixture was studied. A combined concrete admixture of the thermally-treated FGD gypsum and slag powder was explored. The FGD gypsum was roasted at 200...
Funded by the National Natural Science Foundation of China(Nos.51208370,51172164);the Specialized Research Fund for the Doctoral Program of Higher Education(Nos.20110072120046,20090072110010)of China
The feasibility of utilization of flue gas desulfurization (FGD) gypsum and Class-C fly ash (CFA) to prepare CFA-based geopolymer were studied. The results showed that geopolymer made from 90% CFA and 10% FGD gyps...
Funded by the National Natural Science Foundation of China (No. 50802019)
Lime pretreated phosphogypsum(PG) was calcined at 500 ℃ to produce anhydrate gypsum cement. Due to the slow hydration of anhydrate gypsum, additives, K2SO4 and hemihydrate gypsum were selected to accelerate the hyd...
Absorption/desorption properties of some humidity controlling materials which contain gypsum as basic cement materials and activated Sepiolite powder as humidity controlling media were tested. The kinetics curve of mo...