Results 1 to 10 of about 54,316 (246)

Is It Possible to Make Magnesia-Based Cement Environmentally Friendly? [PDF]

ACS Sustain Chem Eng
Magnesia-based cement is recognized for its outstanding mechanical properties, but its environmental impact has not been thoroughly evaluated.
Tan Y, Liu S, Achintha M, Mi R.
europepmc   +2 more sources

Interaction of multicomponent disilicate (Yb0.2Y0.2Lu0.2Sc0.2Gd0.2)2Si2O7 with molten calcia-magnesia-aluminosilicate

Journal of Advanced Ceramics, 2021
Environmental barrier coating (EBC) materials that are resistant against molten calcia-magnesia-aluminosilicate (CMAS) corrosion are urgently required.
Ke Ren
exaly   +2 more sources

Influence of nanosized magnesia on the hydration of borehole-sealing cements prepared using different methods

International Journal of Coal Science & Technology, 2023
Gas drainage is an effective technology for gas control in coal mines. A high borehole-sealing quality is the fundamental precondition for efficient gas drainage.
Quanle Zou, Jinfei Zhan, Xin Wang, Zhen Huang   +3 more
doaj   +2 more sources

Recent Advances in Magnesia Blended Cement Studies for Geotechnical Well Construction—A Review

Frontiers in Materials, 2021
The current paper presents a literature review on the studies of incorporation of magnesia (magnesium oxide) into Portland cement material from the geotechnical well construction perspective.
Weiqing Chen, Salaheldin Elkatatny, Mobeen Murtaza, Ahmed Abdulhamid Mahmoud   +3 more
doaj   +2 more sources

Magnesia-Based Cements: A Journey of 150 Years, and Cements for the Future?

Chemical Reviews, 2016
This review examines the detailed chemical insights that have been generated through 150 years of work worldwide on magnesium-based inorganic cements, with a focus on both scientific and patent literature. Magnesium carbonate, phosphate, silicate-hydrate,
John L Provis
exaly   +2 more sources

Influence of Magnesia on Demoulding Strength of Colloidal Silica-Bonded Castables

Reviews on Advanced Materials Science, 2019
The change in demoulding strength of colloidal silica-bonded castables with and without magnesia is investigated with emphasis on the relationship between the demoulding strength and chemical bond changes.
Zhang Yang, Zhu Lingling, Chen Liugang, Liu Luoqiang, Ye Guotian   +4 more
doaj   +2 more sources

Origin of active sites on silica–magnesia catalysts and control of reactive environment in the one-step ethanol-to-butadiene process

Nature Catalysis, 2023
Sang-Ho Chung, Alla Dikhtiarenko, Polina Lavrik   +2 more
exaly   +2 more sources

Fabrication and analysis of lightweight magnesia based aggregates containing nano-sized intracrystalline pores

Materials & Design, 2020
To efficiently reduce heat loss in high-temperature furnaces, the use of a working lining with low thermal conductivity, in lightweight refractories is a significant development.
Yongshun Zou, Huazhi Gu, Ao Huang, Lvping Fu, Guangqiang Li   +4 more
doaj   +2 more sources

Comparison of iCOR and Rayleigh atmospheric correction methods on Sentinel-3 OLCI images for a shallow eutrophic reservoir [PDF]

PeerJ, 2022
Remote sensing of inland waters is challenging, but also important, due to the need to monitor the ever-increasing harmful algal blooms (HABs), which have serious effects on water quality.
Stefanos Katsoulis-Dimitriou, Marios Lefkaditis, Sotirios Barmpagiannakos, Konstantinos A. Kormas, Aris Kyparissis   +4 more
doaj   +2 more sources

Comparison of reactive magnesia, quick lime, and ordinary Portland cement for stabilization/solidification of heavy metal-contaminated soils

Science of the Total Environment, 2019
Pengpeng Ni, Yaolin Yi
exaly   +2 more sources