Zobrazeno 1 - 10
of 175
pro vyhledávání: '"Kang Junfeng"'
Publikováno v:
Ceramics-Silikáty, Vol 67, Iss 2, Pp 246-251 (2023)
The structure, thermal stability and elastic modulus of MgO-Al₂O₃-SiO₂ glasses doped with Y₂O₃ were studied by using XRD, FT-IR, density, DSC, and elastic modulus tests. The results showed that the glass samples remained amorphous with the
Externí odkaz:
https://doaj.org/article/32b85303f9894381ac1272369cb232a5
Autor:
Wenxu Wu, Xiaokun Tian, Zhang Lulu, Liu Xin, Wu Chao, Gu Guoxuan, Qu Ya, Liang Xunmei, Yue Yunlong, Kang Junfeng
Publikováno v:
Ceramics-Silikáty, Vol 67, Iss 1, Pp 73-80 (2023)
Alkali-free aluminoborosilicate glasses were prepared by the conventional melting method. The effect of the replacement of CaO by La₂O₃ on the structure, thermal, and dielectric properties of the glasses was investigated by FTIR, DSC, with therma
Externí odkaz:
https://doaj.org/article/7157a21fc3734bd99c8511c93b4e5782
Publikováno v:
Jixie qiangdu, Pp 1024-1029 (2023)
To study the association relationship between amplitude jumps and tooth meshing impact in a gear transmission system with backlash, the dynamic equations of amplitude-frequency characteristics of a single gear system are established by the method of
Externí odkaz:
https://doaj.org/article/45e5fb55704c4156af8e486bc95db817
Autor:
Guoxuan Gu, Sheng Li, Liu Xin, Yang Shengyun, Cao Yi, Qu Ya, Liang Xunmei, Chen Xianjing, Yue Yunlong, Kang Junfeng
Publikováno v:
Ceramics-Silikáty, Vol 66, Iss 4, Pp 480-488 (2022)
By adjusting the ratio of SiO₂ /RO (R=Ca, Mg), this article studied the atomic structure of CaO-MgO-Al₂O₃-SiO₂ glassy melts by a molecular dynamics simulation. The Pair distribution function (PDF), Coordination number (CN), bridging oxygen (B
Externí odkaz:
https://doaj.org/article/668c25a567504126ac24a952be4132de
Publikováno v:
Ceramics-Silikáty, Vol 66, Iss 2, Pp 137-147 (2022)
The molecular dynamics (MD) simulation method was used to study the influence of the Al₂O₃-RO (R=Ca, Mg) ratio on the structure and properties of CaO-MgO-Al₂O₃-SiO₂-Na₂O glass at high temperatures. The micro-structure characteristics, deg
Externí odkaz:
https://doaj.org/article/82827339f4514216ab73b5d19931642e
STRUCTURE, GLASS STABILITY AND RHEOLOGICAL PROPERTIES OF Na₂O-CaO-Al₂O₃-SiO₂ GLASSES DOPED WITH Y₂O₃
Publikováno v:
Ceramics-Silikáty, Vol 62, Iss 2, Pp 173-180 (2018)
Abstract: The structure, glass stability and rheological properties of Na₂O-CaO-Al₂O₃-SiO₂ glasses with different Y₂O₃ content have been invesigated by DSC, FTIR, rotating crucible viscometer and dilatometry. The results showed that the a
Externí odkaz:
https://doaj.org/article/e171bef28aee40438924a5ab8daae2a7
Publikováno v:
MATEC Web of Conferences, Vol 95, p 10006 (2017)
A numerical model for simulation of molten glass flow with semi-implicit method for pressure-linked equations (SIMPLE) and Volume of fluid (VOF) method during the overflow fusion process was carried out by using FLUENT software. The effect of the geo
Externí odkaz:
https://doaj.org/article/4838bee784894daf83d3da2ab12be827
Autor:
Kang, Junfeng, Jie, Lishi, Lu, Guozhen, Fu, Houyu, Liao, Taiyang, Liu, Deren, Shi, Lei, Yin, Songjiang, Zhang, Li, Wang, Peimin
Publikováno v:
In Toxicology and Applied Pharmacology September 2024 490
Publikováno v:
In Ceramics International 1 November 2024 50(21) Part B:42593-42606
Publikováno v:
In Ecological Indicators October 2024 167