Phase and morphological transformation stages during carbothermal reduction nitridation process: From coal gasification slag wastes to Ca-α-SiAlON powders
Y Tang, H Yin, H Yuan, H Shuai, Y Xin - Advanced Powder Technology, 2016 - Elsevier
Effective utilization of industrial solid wastes is of great benefit for environmental and
economic needs. In order to clarify the theoretical issues and pave the way to synthesize …
economic needs. In order to clarify the theoretical issues and pave the way to synthesize …
A new β-SiAlON ceramic tool prepared by microwave sintering and its cutting performance in high-speed dry machining Inconel718
Z Yin, X Hao, H Peng, J Yuan - The International Journal of Advanced …, 2022 - Springer
A new β-SiAlON ceramic tool with satisfactory cutting performance was prepared by
microwave sintering. Effects of sintering additives and sintering process on mechanical …
microwave sintering. Effects of sintering additives and sintering process on mechanical …
Effect of sintering conditions and heat treatment on the properties, microstructure and machining performance of α-β-SiAlON ceramics
The properties of SiAlON ceramics are strongly affected by the composition and structure of
the intergranular phase, which are controlled by dopants, sintering conditions and starting …
the intergranular phase, which are controlled by dopants, sintering conditions and starting …
Stabilization of α-SiAlONs using a rare-earth mixed oxide (RE2O3) as sintering additive
α-SiAlONs are commonly produced by liquid phase sintering of Si3N4 with AlN and Y2O3 as
additives. The formation of the α-SiAlONs using a mixed oxide (RE2O3), containing yttria …
additives. The formation of the α-SiAlONs using a mixed oxide (RE2O3), containing yttria …
α-SiAlON ceramics with elongated grain morphology using an alternative sintering additive
In this work, the use of a natural yttrium oxide and rare earth oxide solid solution (CRE2O3)
as stabilizers of the α-Si3N4 phase to form α-SiAlON has been investigated. This oxide mix …
as stabilizers of the α-Si3N4 phase to form α-SiAlON has been investigated. This oxide mix …
α-SiAlON–SiC composites obtained by gas-pressure sintering and hot-pressing
The objective of this work was the obtaining “in situ” of α-SiAlON–SiC composite, using an
alternative rare-earth oxide mixture, RE2O3, as sintering additive, by two different sintering …
alternative rare-earth oxide mixture, RE2O3, as sintering additive, by two different sintering …
Formation of in-situ reinforced microstructure in α–sialon ceramics I: Stoichiometric oxygen-rich compositions
Z Shen, H Peng, M Nygren - Journal of materials research, 2002 - cambridge.org
The abnormal grain growth in α–sialon ceramics was investigated. The preparations had
stoichiometric compositions on the oxygen-rich phase boundary, and they were stabilized by …
stoichiometric compositions on the oxygen-rich phase boundary, and they were stabilized by …
Formation of in situ Reinforced Microstructures in α-sialon Ceramics: Part II. In the Presence of a Liquid Phase
H Peng, Z Shen, M Nygren - Journal of materials research, 2002 - cambridge.org
In situ reinforced microstructures with well-dispersed elongated grains, up to 10 μm in
length, embedded in matrices consisting of submicron equiaxed grains, were developed by …
length, embedded in matrices consisting of submicron equiaxed grains, were developed by …
The effects of processing on the α↔ β SiAlON transformation during cycling heat treatments
S Kurama - Materials Science and Engineering: A, 2008 - Elsevier
Typical α/β-SiAlON starting composition of formula Nd0. 33Si9. 38Al2. 62O1. 62N14. 38 was
densified by two different sintering processes, hot pressing (HP) and gas pressure sintering …
densified by two different sintering processes, hot pressing (HP) and gas pressure sintering …
Obtenção in situ do compósito alfa-SiAlON-SiC
O objetivo desse trabalho foi a preparação in situ do compósito alfa-SiAlON-SiC com
desenvolvimento de solução sólida de nitreto de silício (SiAlON) durante a sinterização …
desenvolvimento de solução sólida de nitreto de silício (SiAlON) durante a sinterização …