Zobrazeno 1 - 10
of 10
pro vyhledávání: '"Yonglei Zheng"'
Publikováno v:
Applied Sciences, Vol 10, Iss 3, p 1021 (2020)
We report a novel method to fabricate lithium-ion batteries cathodes with the NH4F pretreatment. In this study, NH4F-pretreated Li1.25Ni0.20Fe0.13Co0.33Mn0.33O2 hollow nano-micro hierarchical microspheres were synthesized for use as cathode materials
Externí odkaz:
https://doaj.org/article/b4039ee0bd654748bf2403b630d31c21
Autor:
He Wang, Mingning Chang, Yonglei Zheng, Ningning Li, Siheng Chen, Yong Wan, Feng Yuan, Weiquan Shao, Sheng Xu
Publikováno v:
Advances in Condensed Matter Physics, Vol 2018 (2018)
A lithium-rich manganese-based cathode material, Li1.25Ni0.2Co0.333Fe0.133Mn0.333O2, was prepared using a polyvinyl alcohol (PVA)-auxiliary sol-gel process using MnO2 as a template. The effect of the PVA content (0.0–15.0 wt%) on the electrochemica
Externí odkaz:
https://doaj.org/article/7baeca5a857b4c0ebe4cc1d3188656ac
Autor:
Yonglei Zheng, Wei Ren, Jun-Yi Ge, Qiang Hou, Shixun Cao, Tao Li, Wencong Lu, Cheng Cheng, Jincang Zhang, Zhenjie Feng, Tong-Yi Zhang
Publikováno v:
Computational Materials Science. 156:310-314
In this paper, artificial Intelligence (AI) algorithm is used in the Rietveld refinement process instead of the human decision. The program, PowderBot, is developed based on Fullprof engine, which proves the effectiveness of AI in Rietveld refinement
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::15f1c5ec6d1fd3cb86e0d8e879b81858
https://doi.org/10.1016/j.commatsci.2018.10.006
https://doi.org/10.1016/j.commatsci.2018.10.006
Autor:
Mingning Chang, Weiquan Shao, Feng Yuan, Yonglei Zheng, He Wang, Sheng Xu, Yong Wan, Si-Heng Chen, Ningning Li
Publikováno v:
Journal of Solid State Electrochemistry. 23:607-613
Li1.2Ni1/3Co1/3Mn1/3O2 was synthesized as a cathode material for lithium-ion batteries and coated with various amounts of CoAl2O4 (0–5 wt%) at high temperature. The effect of the surface modification on the structure and electrochemical performance
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::17dec6f3d3656140afcee641223dd23c
https://doi.org/10.1007/s10008-018-4157-y
https://doi.org/10.1007/s10008-018-4157-y
Publikováno v:
Applied Sciences
Volume 10
Issue 3
Applied Sciences, Vol 10, Iss 3, p 1021 (2020)
Volume 10
Issue 3
Applied Sciences, Vol 10, Iss 3, p 1021 (2020)
We report a novel method to fabricate lithium-ion batteries cathodes with the NH4F pretreatment. In this study, NH4F-pretreated Li1.25Ni0.20Fe0.13Co0.33Mn0.33O2 hollow nano-micro hierarchical microspheres were synthesized for use as cathode materials
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::284021e9fdd8fef896dbfe828c1b0b70
Autor:
Weiquan Shao, Sheng Xu, Si-Heng Chen, Yong Wan, Feng Yuan, Yonglei Zheng, Ningning Li, He Wang, Mingning Chang
Publikováno v:
Advances in Condensed Matter Physics, Vol 2018 (2018)
A lithium-rich manganese-based cathode material, Li1.25Ni0.2Co0.333Fe0.133Mn0.333O2, was prepared using a polyvinyl alcohol (PVA)-auxiliary sol-gel process using MnO2 as a template. The effect of the PVA content (0.0–15.0 wt%) on the electrochemica
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::e9071b1c20fa8ccb6e22e4f7851803c3
https://doaj.org/article/7baeca5a857b4c0ebe4cc1d3188656ac
https://doaj.org/article/7baeca5a857b4c0ebe4cc1d3188656ac
Publikováno v:
Physiological Measurement. 35:2183-2189
Problem addressed: Wrist-worn accelerometers are associated with greater compliance. However, validated algorithms for predicting activity type from wrist-worn accelerometer data are lacking. This study compared the activity recognition rates of an a
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::092079d9373ff4d19b86770afb7c692e
https://doi.org/10.1088/0967-3334/35/11/2183
https://doi.org/10.1088/0967-3334/35/11/2183
Publikováno v:
Proceedings of the AAAI Conference on Artificial Intelligence. 27:1575-1581
Accurate and detailed measurement of an individual’s physical activity is a key requirement for helping researchers understand the relationship between physical activity and health. Accelerometers have become the method of choice for measuring phys
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::63e67d7a9f2d1657faa72849f14d4f43
https://doi.org/10.1609/aaai.v27i2.18997
https://doi.org/10.1609/aaai.v27i2.18997
Publikováno v:
Medicine & Science in Sports & Exercise. 44:1801-1809
Previous studies have demonstrated that pattern recognition approaches to accelerometer data reduction are feasible and moderately accurate in classifying activity type in children. Whether pattern recognition techniques can be used to provide valid
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::fe7c8053e3bf66638b0821ead49137f3
https://doi.org/10.1249/mss.0b013e318258ac11
https://doi.org/10.1249/mss.0b013e318258ac11
Publikováno v:
Physiological Measurement; Nov2014, Vol. 35 Issue 11, p1-1, 1p