Zobrazeno 1 - 10
of 183
pro vyhledávání: '"Youyi Sun"'
Publikováno v:
Taiyuan Ligong Daxue xuebao, Vol 54, Iss 6, Pp 1048-1054 (2023)
Purposes In-depth research on electrode materials and preparation processes to develop new electrochemical sensors for heavy metal ion detection is of great importance. Methods The porous NiCo2O4 array grown on Ni foam (NiCo2O4/NF) was synthesized by
Externí odkaz:
https://doaj.org/article/980aef603e6f4d5e89a1c1c5e8a9d163
Autor:
Youyi Sun
Publikováno v:
ECS Advances, Vol 3, Iss 1, p 010503 (2024)
In the research for the catalytic activity of metals, the electronegativity (EN) and valence electronic configuration (VEC) of the atoms of metals have been considered as important factors. By comparing the catalytic activity of the hydrogen evolutio
Externí odkaz:
https://doaj.org/article/e680a68eb1bf48bf8b95a331173e64da
Publikováno v:
Scientific Reports, Vol 12, Iss 1, Pp 1-9 (2022)
Abstract Since the outbreak of the 2019 Coronavirus disease (COVID-19) at the end of 2019, it has caused great adverse effects on the whole world, and it has been hindering the global economy. It is ergent to establish an infectious disease model for
Externí odkaz:
https://doaj.org/article/5e931d934d194ef99d912abe63f74f28
Publikováno v:
Micro & Nano Letters, Vol 16, Iss 1, Pp 77-82 (2021)
Abstract Graphitic carbon nitride modified with N‐doped graphene quantum dot (N‐GQDs/g‐C3N4) was prepared by an in situ method, in which the g‐C3N4 was synthesized in the presence of N‐GQD. Furthermore, the structure and photocatalytic degr
Externí odkaz:
https://doaj.org/article/0f9c0ca7e0154a37ac655d0bcf065876
Autor:
Youyi Sun
Publikováno v:
ECS Advances, Vol 2, Iss 4, p 040503 (2023)
In present paper, we wish to suggest a new reaction mechanism for the electrochemical reduction of carbon dioxide (CO _2 ). This mechanism can provide a reasonable interpretation to the formation of widely range of products on copper (Cu) catalyst.
Externí odkaz:
https://doaj.org/article/95c281fb338a4c96a75f5a6d65d5d1ba
Autor:
Xiuhuan Wang, Youyi Sun, Ling Ling, Xueyang Ren, Xiaoyun Liu, Yu Wang, Ying Dong, Jiamu Ma, Ruolan Song, Axiang Yu, Jing Wei, Qiqi Fan, Miaoxian Guo, Tiantian Zhao, Rina Dao, Gaimei She
Publikováno v:
Frontiers in Pharmacology, Vol 12 (2021)
Background: Dianbaizhu (Gaultheria leucocarpa var. yunnanensis), a traditional Chinese/ethnic medicine (TC/EM), has been used to treat rheumatoid arthritis (RA) for a long time. The anti–rheumatic arthritis fraction (ARF) of G. yunnanensis has sign
Externí odkaz:
https://doaj.org/article/fdf475364e0841df931ed97acdeade88
Autor:
Qiang Zhang, Yi Du, Youyi Sun, Kai Zhuo, Jianlong Ji, Zhongyun Yuan, Wendong Zhang, Shengbo Sang
Publikováno v:
Nanoscale Research Letters, Vol 14, Iss 1, Pp 1-9 (2019)
Abstract This paper presents a new flexible magnetic field sensor based on Ag nanowires and magnetic nanoparticles doped in polydimethylsiloxane (AgNWs & MNs-PDMS) with sandwich structure. The MNs act as the sensitive unit for magnetic field sensing
Externí odkaz:
https://doaj.org/article/373ff0827d994bd18a60e9d652ef84ce
Autor:
Zhiyi Zhang, Wenhui Zhang, Diansen Li, Youyi Sun, Zhuo Wang, Chunling Hou, Lu Chen, Yang Cao, Yaqing Liu
Publikováno v:
International Journal of Molecular Sciences, Vol 16, Iss 1, Pp 2239-2251 (2015)
The graphene nanosheets-based epoxy resin coating (0, 0.1, 0.4 and 0.7 wt %) was prepared by a situ-synthesis method. The effect of polyvinylpyrrolidone/reduced graphene oxide (PVP-rGO) on mechanical and thermal properties of epoxy resin coating was
Externí odkaz:
https://doaj.org/article/67ac6c0c8a21406099f18960100375b1
Publikováno v:
International Journal of Molecular Sciences, Vol 14, Iss 7, Pp 14204-14213 (2013)
The FeCo/Fe3O4 nanocomposite was synthesized using the hydrothermal approach, in which the FeCo alloy and Fe3O4 are formed by one step. The structure of the FeCo/Fe3O4 nanocomposite was characterized by means of Scanning electron microscopy (SEM), X-
Externí odkaz:
https://doaj.org/article/490adc61b12445bda5e32adf4bc84633
Autor:
Youyi Sun
Publikováno v:
Canadian Journal of Applied Linguistics, Vol 14, Iss 01, Pp 194-221 (2011)
Abstract This study investigated the influence of the social interactional context on test performance from a sociocultural perspective. Two oral language test tasks were used and parallel task versions were developed using two test methods: the i
Externí odkaz:
https://doaj.org/article/c231f2d48a5b4031805b0e895f87fd93