Zobrazeno 1 - 10
of 371
pro vyhledávání: '"Yuanxun Li"'
Autor:
Yongbo Li, Xinchuan Liu, Shichao Feng, Yuanxun Li, Xiaodong Sun, Aiwei Wang, Ke Chen, Shenghan Zhou, Chi Li, Liye Zhao, Zhenjun Li
Publikováno v:
Applied Sciences, Vol 14, Iss 8, p 3311 (2024)
Field emission is an important work mode for electron sources, and carbon nanotubes (CNTs) have been extensively studied for their good emission properties. It is well known that the parameters of the grid deeply influence the field emission performa
Externí odkaz:
https://doaj.org/article/6233389250544dd7a2315b72b7388a74
Autor:
Liangchen Fan, Yuanxun Li, Jie Li, Quanjun Xiang, Xiaohui Wang, Tianlong Wen, Zhiyong Zhong, Yulong Liao
Publikováno v:
Journal of Advanced Dielectrics, Vol 13, Iss 05 (2023)
High entropy oxides (HEO) are single-phase solid solutions which are formed by the incorporation of five or more elements into a cationic sublattice in equal or near-equal atomic proportions. Its unique structural features and the possibility of targ
Externí odkaz:
https://doaj.org/article/700821ee9a0c48259c537f7a89a1dd3c
Publikováno v:
Journal of Materiomics, Vol 7, Iss 6, Pp 1309-1317 (2021)
The crystal structure, Raman vibration, chemical bond characteristics, and microwave dielectric properties of Zn1-xCuxWO4 (x = 0–0.15) ceramics prepared by a solid-state reaction were investigated by XRD refinement, Raman spectroscopy, P-V-L theory
Externí odkaz:
https://doaj.org/article/6960fb65af9446a6994aa03cfb41d9b0
Autor:
Rui Peng, Liang Shi, Yongcheng Lu, Xiaolei Shi, Gang Wang, Yuanxun Li, Hua Su, Daming Chen, Yuanzheng He
Publikováno v:
Journal of Materials Research and Technology, Vol 14, Iss , Pp 1312-1318 (2021)
The sintering and dielectric properties of (1 − x)Li2Mg0.95Co0.05SiO4 + xTiO2 ceramics created by the solid state reaction method were investigated. X-ray diffraction and energy-dispersive X-ray spectroscopy were used to obtain phase composition of
Externí odkaz:
https://doaj.org/article/c9e67df68644477389ffec289ea886da
Publikováno v:
Journal of Materials Research and Technology, Vol 13, Iss , Pp 197-203 (2021)
The solid state reaction method was used to synthesise the Li2MnSiO4 ceramic. The first principle calculation, X-ray diffraction, scanning electron microscopy, network analysis, and differentia-thermal analysis were taken to analyse its sintering and
Externí odkaz:
https://doaj.org/article/1c553c934fa64ff5bcaacd5a07fd125b
Autor:
Rui Peng, Yuanxun Li, Hua Su, Yongcheng Lu, Chengyong Yu, Guoliang Yu, Mingyang Gao, Hai Wang
Publikováno v:
Journal of Materials Research and Technology, Vol 12, Iss , Pp 1360-1367 (2021)
The substitution properties of Mn2+ to Zn2+ for Zn3B2O6 ceramic was probed at the atomic scale using the first principle calculation, involving the bond properties, electron density, and formation energy. All samples were synthesized through the soli
Externí odkaz:
https://doaj.org/article/c4f1fee3673f4f96b8767278f8106fd0
Publikováno v:
Journal of Materials Research and Technology, Vol 9, Iss 6, Pp 13988-13993 (2020)
The sintering behaviour and microwave dielectric properties of LiCaPO4 ceramic synthesized by the solid-state reaction method have been investigated, and the vibration property has been discussed with the help of the first principle calculation. Char
Externí odkaz:
https://doaj.org/article/123a5a1668ad43bfab7e5d76aec63936
Publikováno v:
Journal of Advanced Ceramics, Vol 9, Iss 4, Pp 471-480 (2020)
Abstract In this study, low-temperature fired CaMg1−x Li2x Si2O6 microwave dielectric ceramics were prepared via the traditional solid-state reaction method. In this process, 0.4 wt% Li2CO3-B2O3-SiO2-CaCO3-Al2O3 (LBSCA) glass was added as a sinteri
Externí odkaz:
https://doaj.org/article/0453fc6c2133402789864b67165db224
Publikováno v:
Journal of Materials Research and Technology, Vol 9, Iss 3, Pp 4994-5006 (2020)
Variations in the crystal structure, electron density and formation energy of Mn2+ doped LiZnPO4 ceramic were discussed in accordance with the first principle calculation. The sintering and microwave dielectric properties of the doped ceramics were i
Externí odkaz:
https://doaj.org/article/3ac0dc21c1364df8a4d3f89f6b749285
Publikováno v:
Journal of Materials Research and Technology, Vol 9, Iss 2, Pp 1344-1356 (2020)
The microwave dielectric properties and sintering behavior of Li2(Mg1-xNix)SiO4 (x = 0.00–0.10) ceramics were researched with the help of first principle calculation and solid-state reaction experiment. The crystal structure, electron density, and
Externí odkaz:
https://doaj.org/article/58d2dd2e3d99405b892d0d6b0ce55385