Zobrazeno 1 - 10
of 80
pro vyhledávání: '"Junjun Wei"'
Autor:
Yiyang Xue, Weiwei Feng, Ling Shi, Ning Cui, Wei Zhang, Junxiu Dong, Chunying Li, Jinjin Hu, Junjun Wei
Publikováno v:
BMC Public Health, Vol 24, Iss 1, Pp 1-11 (2024)
Abstract Background This hemodialysis center experienced the pandemic from December 2022 to January 2023. Therefore, we sought to describe the clinical characteristics and mortality outcomes in hemodialysis patients during this Omicron surge. Methods
Externí odkaz:
https://doaj.org/article/446edc4c0b22468699c84bb4f4effd7f
Autor:
Sheng Ye, Yuting Zheng, Shangman Zhao, Jinlong Liu, Liangxian Chen, Haitao Ye, Xiaotong Zhang, Xiaoping Ouyang, Chengming Li, Junjun Wei
Publikováno v:
Functional Diamond, Vol 4, Iss 1 (2024)
Due to the fatigue and continuous energy input during high-speed dynamic friction polishing (DFP), the diamond crystal beneath the polished surface (roughness 50 nm) and even preferential crystal cleavage with the non-diamond phase (distributing at t
Externí odkaz:
https://doaj.org/article/1c49f7f2adca4fd8b9713c7c1577d8b9
Autor:
Lianxi Mu, Tingting Hu, Jinlong Liu, Zhifu Zhu, Runlong Gao, Linyue Liu, Liangxian Chen, Junjun Wei, Yuting Zheng, Xiaoping Ouyang, Chengming Li
Publikováno v:
Functional Diamond, Vol 3, Iss 1 (2023)
Currently, the high-purity single crystal diamond preparation is still a challenging task, which restricts the application of diamond in electronics. In this paper, the chemical vapor deposition (CVD) IIa type single crystal diamond was prepared on t
Externí odkaz:
https://doaj.org/article/fa95e00c0c854e1cb2868e16f3c9d6bd
Publikováno v:
Frontiers in Plant Science, Vol 14 (2023)
Sclerotinia sclerotiorum, the causal agent of Sclerotinia stem rot (SSR) on more than 450 plant species, is a notorious fungal pathogen. Nitrate reductase (NR) is required for nitrate assimilation that mediates the reduction of nitrate to nitrite and
Externí odkaz:
https://doaj.org/article/712d15f6a7864602aa562e7d8ab4975c
Autor:
Xiaohua Zhu, Siwu Shao, Siyi Chan, Juping Tu, Kosuke Ota, Yabo Huang, Kang An, Liangxian Chen, Junjun Wei, Jinlong Liu, Chengming Li, Hiroshi Kawarada
Publikováno v:
Advanced Electronic Materials, Vol 9, Iss 3, Pp n/a-n/a (2023)
Abstract Diamond exhibits large application potential in the field of power electronics, owing to its excellent and desirable electronic properties. However, the main obstacles to its development originate from the small‐sized single‐crystal wafe
Externí odkaz:
https://doaj.org/article/bf064b19e6cb4649a285136b8b46807f
Autor:
Shiyu LI, Kang AN, Siwu SHAO, Yabo HUANG, Jianjun ZHANG, Yuting ZHENG, Liangxian CHEN, Junjun WEI, Jinlong LIU, Chengming LI
Publikováno v:
Jin'gangshi yu moliao moju gongcheng, Vol 42, Iss 1, Pp 61-68 (2022)
The orthogonal experiment of laser planarization of CVD polycrystalline diamond film was carried out, and the morphology was analyzed by using scanning electron microscope (SEM). The surface roughness Ra, the surface roughness Sa and the taper of ker
Externí odkaz:
https://doaj.org/article/1f6d4e4a4326495f98a8b6ef7b868447
Publikováno v:
Functional Diamond, Vol 1, Iss 1, Pp 189-196 (2022)
Active phased array antenna typically featured high performance, high device integration, and high heat flux, making it difficult to dissipate heat. Diamond, the substance with the closest arrangement of atoms in nature, has the advantages of a high
Externí odkaz:
https://doaj.org/article/1d73d1d377a24a80acda99c05cf7a672
Publikováno v:
Functional Diamond, Vol 1, Iss 1, Pp 63-82 (2022)
The burgeoning multi-field applications of diamond concurrently bring up a foremost consideration associated with nitrogen. Ubiquitous nitrogen in both natural and artificial diamond in most cases as disruptive impurity is undesirable for diamond mat
Externí odkaz:
https://doaj.org/article/c6dc0b6b7b41412f94a140312b45fcea
Publikováno v:
IEEE Access, Vol 8, Pp 187824-187831 (2020)
This article advances the issue of Transit Signal Priority (TSP) control by introducing an application to multi-route bus conflicting requests, capitalizing on the headways and improved total delay of a multi-route bus network. The headway-based TSP
Externí odkaz:
https://doaj.org/article/932d82e274874505bedb98f567531a5e
Autor:
Meng Yang, Zhiyou Hao, Xiaolan Wang, Shiqi Zhou, Denghui Zhu, Ying Yang, Junjun Wei, Meng Li, Xiaoke Zheng, Weisheng Feng
Publikováno v:
Molecules, Vol 27, Iss 15, p 4732 (2022)
Four previously undescribed iridoid glycosides neocornuside A–D (1–4), along with six known ones (5–10), were isolated from Cornus officinalis fruit. Their structures were elucidated by extensive spectroscopic (NMR, UV, IR, and MS) analysis and
Externí odkaz:
https://doaj.org/article/6adcc0229d69460abf4aa5bad9805a53