Results 11 to 20 of about 31,514 (255)

Preparation of hollow fiber membranes from mullite particles with aid of sintering additives

Journal of Advanced Ceramics, 2020
Porous mullite hollow fiber membranes were prepared with a combined phase-inversion and sintering method, using three sintering additives including yttrium stabilized zirconia (YSZ), small mullite particles (SMP), and titanium oxide (TiO2) to promote the
Hua Liu, Jinyun Liu, Zhou Hong, Shengxian Wang, Xuechao Gao, Xuehong Gu   +5 more
doaj   +2 more sources

Corrosion behavior and failure mechanism of SiC whisker and c-AlPO4 particle-modified novel tri-layer Yb2Si2O7/mullite/SiC coating in burner rig tests

Journal of Advanced Ceramics, 2022
The corrosion behavior of environmental barrier coatings (EBCs) directly affects the service life and stability of ceramic matrix composite (CMC) structural parts in the aero-engines. The silicon carbide (SiC) whisker toughening phase and c-AlPO4 bonding
Pengju Chen, Peng Xiao, Xian Tang, Yang Li   +3 more
doaj   +2 more sources

Analysis of Influencing Factors in the Preparation of Mullite Whiskers from Recovering Silicon-Rich Waste under Low-Temperature Conditions

Nanomaterials, 2023
A large amount of catalyst waste containing silicon is deposited or buried every year, resulting in serious environmental pollution and a waste of resources.
Xiaohua Gu, Peiquan Chen, Tong Wang, Siwen Liu, Shangwen Zhu, Yanwei Zhu, Yan Liu   +6 more
doaj   +2 more sources

Mechanical properties and thermal stability of carbon fiber cloth reinforced sol-derived mullite composites

Journal of Advanced Ceramics, 2019
For the wide application as thermal protection materials, it is very necessary for mullite ceramics to improve fracture toughness. In this paper, the laminated and stitched carbon fiber cloth preform reinforced mullite (C/mullite) composites were ...
Wei Zhang, Qingsong Ma, Kuanhong Zeng, Songlin Liang, Weiguo Mao   +4 more
doaj   +2 more sources

Synthesis and characterization of sol-gel derived monophasic mullite powder [PDF]

Cerâmica, 2020
High-purity microfine mullite precursor powder of stoichiometric chemical composition, 3Al2O3.2SiO2, was synthesized through the sol-gel route using aluminum isopropoxide and tetraethyl orthosilicate.
A. Jana, D. Ray
doaj   +2 more sources

Highly porous mullite ceramics from engineered alkali activated suspensions [PDF]

, 2018
Air may be easily incorporated by vigorous mechanical stirring, with the help of surfactants, of activated geopolymer-yielding suspensions. The cellular structure is stabilized by the viscosity increase caused by curing reactions, configuring an ...
Bagci, Bagci, Beguin, Bell, Bell, Bell, Bell, Bernardo, Bortnovsky, Davidovits, Davidovits, Elsayed, Franchin, Gasca-Tirado, Glad, He, Kim, Kriven, Kriven, Krivenko, Kuenzel, O'Connor, O'Leary, Rincón, Sepulveda, Strozi Cilla, Strozi Cilla, Walkley, Wen, Wu, Yanase, Łodziana   +31 more
core   +3 more sources

Infrared and Raman Spectroscopy of Mullite Ceramics Synthesized from Fly Ash and Kaolin

Minerals, 2023
Infrared spectroscopy and Raman spectroscopy were used to characterize mullite ceramics prepared from fly ash and kaolin by annealing at 1000 °C, 1100 °C, 1200 °C, and 1300 °C.
M. Ritz
semanticscholar   +1 more source

A Review of Advanced Mullite Ceramics

Engineering Sciences, 2022
Mullite is becoming one of the most extensive oxide ceramic materials for advanced structural and functional ceramics because of its remarkable properties.
R. Roy, Dipankar Das, P. Rout
semanticscholar   +1 more source

Mechanical and Thermal Properties of Phosphoric Acid Activated Geopolymer Materials Reinforced with Mullite Fibers

Materials, 2022
This article investigates several important properties, such as thermal resistance, mechanical properties, and phase evolution, of geopolymer ceramics reinforced with mullite fibers.
Qing Wei, Yang Liu, H. Le
semanticscholar   +1 more source

Thermal Properties of Porous Mullite Ceramics Modified with Microsized ZrO2 and WO3

Materials, 2022
Mullite ceramics are well known as materials with a high temperature stability, strength and creep resistance. In this research, the effect of a modification with magnesia-stabilized zirconia and yttria-stabilized zirconia, separately, as well as in a ...
Ludmila Mahņicka-Goremikina, R. Švinka, V. Švinka, L. Grase, I. Juhņeviča, M. Rundans, V. Goremikins, S. Tolendiuly, S. Fomenko   +8 more
semanticscholar   +1 more source