Zobrazeno 1 - 10
of 125
pro vyhledávání: '"Chengji Deng"'
Publikováno v:
Journal of Materials Research and Technology, Vol 29, Iss , Pp 4833-4844 (2024)
To solve the problem of deterioration of oxidation resistance and thermal shock resistance caused by low carbonization of MgO–C refractories, nano-laminated BN modified graphite was prepared by the molten salt method to reinforce unfired MgO–C re
Externí odkaz:
https://doaj.org/article/916f2e00466e49d499604ff210874abb
Autor:
Xinming Ren, Zhihui Wang, Wei Ji, Shengying Hou, Shuli Sun, Gaofeng Fu, Chengji Deng, Beiyue Ma
Publikováno v:
Journal of Materials Research and Technology, Vol 28, Iss , Pp 4370-4381 (2024)
High-quality porous ceramics are extremely attractive in terms of energy conservation and consumption reduction, and thus are one of the research hotspots pursued in recent years. For this purpose, porous MgO-based ceramics with outstanding thermal s
Externí odkaz:
https://doaj.org/article/690d76f5174c4237a201a0ed44057f11
Publikováno v:
Journal of Materials Research and Technology, Vol 27, Iss , Pp 5340-5349 (2023)
In this investigation, we have employed a novel approach to fabricate β–Sialon/Ti(C, N) composites through the nitridation treatment of Ti3SiC2 powder. At temperatures ranging from 1373 to 1773 K, the reaction process was subjected to a comprehens
Externí odkaz:
https://doaj.org/article/8693f617817641ba9433ecef07307921
Publikováno v:
Journal of Materials Research and Technology, Vol 27, Iss , Pp 3632-3643 (2023)
The corrosion resistance of low-carbon Al2O3–C refractories was improved by a novel preparation method to satisfy the requirements of a newly developed smelting process. Improving the corrosion resistance of Al2O3–C refractories is crucial for ex
Externí odkaz:
https://doaj.org/article/b12164bef1b146dea986b6c022ccc350
Autor:
Shuli Sun, Junfeng Qu, Mengyong Sun, Xinming Ren, Cheng Gong, Xin Mu, Wenyu Zan, Zhangyan Zhou, Chengji Deng, Beiyue Ma
Publikováno v:
Materials, Vol 17, Iss 16, p 3968 (2024)
Refractory materials are an important pillar for the stable development of the high-temperature industry. A large amount of waste refractories needs to be further disposed of every year, so it is of great significance to carry out research on the rec
Externí odkaz:
https://doaj.org/article/75c45cb7386441c097a3ceb0b4f1b3a8
Publikováno v:
Materials, Vol 17, Iss 15, p 3766 (2024)
Room temperature drop hammer impact and compression after impact (CAI) experiments were conducted on carbon fiber–epoxy resin (CF/EP) composites to investigate the variation in impact load and absorbed energy, as well as to determine the residual c
Externí odkaz:
https://doaj.org/article/fed34645eb77457793417d56392e348b
Publikováno v:
Journal of Materials Research and Technology, Vol 23, Iss , Pp 670-679 (2023)
The non-isothermal and isothermal oxidation behavior of Al3BC3 powders at 800–1400 °C in the air was studied. The results revealed that the oxidation resistance of Al3BC3 powders was better than that of “Al8B4C7” powders. At 800–1100 °C, th
Externí odkaz:
https://doaj.org/article/4b0e838a826044ef959dd7fdcf7e00fa
Autor:
Bo Dong, Chao Yu, Guangchao Xing, Jinghui Di, Jun Ding, Qingyou Zhu, Hongxi Zhu, Chengji Deng
Publikováno v:
Materials, Vol 16, Iss 5, p 1892 (2023)
The in situ Mg-sialon in low-carbon MgO-C refractories was studied with respect to its oxidation behavior and mechanism at 1500 °C. The results indicated that the oxidation index and rate constant of low-carbon MgO-C refractories with Mg-sialon were
Externí odkaz:
https://doaj.org/article/8995907d85cb447b8c4a44215c0b8191
Improvement of Mechanical Properties of Composites with Surface Modified B4C for Precision Machining
Autor:
Jun Ding, Jintao Wang, Hao Yang, Zhenglong Liu, Chao Yu, Xiangcheng Li, Chengji Deng, Hongxi Zhu
Publikováno v:
Materials, Vol 16, Iss 2, p 882 (2023)
In order to solve the problem of difficult sintering and high brittleness of B4C-based ceramics, B4C@ZrB2-TiB2 composite powder was synthesized by molten salt method, and B4C–(Zr, Ti)B2 composite ceramics were successfully prepared by spark plasma
Externí odkaz:
https://doaj.org/article/5f05f170c3da43f3a744d9a4241cb7cc
Publikováno v:
Materials, Vol 15, Iss 17, p 6074 (2022)
Si3N4 powders were synthesized with Fe, Co, or Ni as catalysts using Si powder at 1250 °C in a nitrogen atmosphere by liquid-phase-assisted catalytic nitridation synthesis (LPA–CNS). The catalytic effects of the metals on the nitridation of silico
Externí odkaz:
https://doaj.org/article/43e39948a9444d7d94ec532aa8b46358