Zobrazeno 1 - 10
of 43
pro vyhledávání: '"Hanquan Zhang"'
Publikováno v:
ACS Omega, Vol 9, Iss 31, Pp 33471-33481 (2024)
Externí odkaz:
https://doaj.org/article/1b1a331e395b4a1aac93c7dea1fcd61c
Publikováno v:
Scientific Reports, Vol 13, Iss 1, Pp 1-15 (2023)
Abstract This paper presents an improved Fast-Segmentation Convolutional Neural Network (Fast-SCNN) and U-Net networks based on the channel attention mechanism. While ensuring the speed of network detection, the accuracy of image segmentation is also
Externí odkaz:
https://doaj.org/article/dc04e058c01244e4b86d3478a7345fe6
Publikováno v:
Minerals, Vol 14, Iss 5, p 462 (2024)
Magnetization reduction roasting is an important method for the utilization of oolitic magnetite. In this study, the magnetization reduction behavior and kinetics of oolitic hematite in gas-based roasting were systematically investigated by X-ray pho
Externí odkaz:
https://doaj.org/article/d1734fd679394c80a395fedb27677dcf
Publikováno v:
Kuangchan zonghe liyong, Vol 44, Iss 2, Pp 141-149 (2023)
Manganese is widely used in steel, chemical, non-ferrous metallurgy, batteries and other fields. Most of the manganese oxide ore in China are lean ore with high iron and low manganese, and most of them need beneficiation pretreatment before smelting.
Externí odkaz:
https://doaj.org/article/5fcddeb3b6ec42fd9cc3d7c80776a787
Publikováno v:
International Journal of Mining Science and Technology, Vol 32, Iss 4, Pp 865-876 (2022)
A large number of studies have shown that oolitic hematite is an iron ore that is extremely difficult to utilize because of its fine disseminated particle size, high harmful impurity content and oolitic structure. To recover iron from oolitic hematit
Externí odkaz:
https://doaj.org/article/51ac6ad0bee347efb27ce02a083190cf
Autor:
Bowen Li, Bona Deng, Yuqi Yao, Chuanli Wang, Yaoyang Ruan, Fang Zhou, Ru’an Chi, Hanquan Zhang
Publikováno v:
Minerals, Vol 13, Iss 10, p 1345 (2023)
Bauxite residue is a hazardous solid waste produced in the alumina production process and has also become a significant rare earth resource. The extraction behaviors of La, Ce, Sc and Y solubilized in the phosphoric acidic leachate of bauxite residue
Externí odkaz:
https://doaj.org/article/b425f6abaa5d443891e2d8160c086ed6
Publikováno v:
Materials, Vol 16, Iss 18, p 6178 (2023)
High-iron and low-silicon red mud is not only an alkaline solid waste from Bayer process alumina production, but it is also a very important secondary iron resource. Magnetization roasting is considered as an effective and typical method for the iron
Externí odkaz:
https://doaj.org/article/3bf6faf2bc60437196d056a93c99651c
Autor:
Hanquan Zhang, Hongyu Zhu, Dongdong Zhang, Haisen Zhao, Yanli Zhang, Shenwang Li, Feng Shuang, Thomas Wu
Publikováno v:
Energy Reports, Vol 7, Iss , Pp 292-299 (2021)
Aiming at the low efficiency of vector control system caused by unreasonable current allocation, an improved energy saving control strategy based on weighted average current method is proposed in this paper, and the research is carried out on the bac
Externí odkaz:
https://doaj.org/article/b2dd0f272fb443a2807983efae03e21f
Publikováno v:
Materials, Vol 16, Iss 4, p 1553 (2023)
In this study, the manganese (Mn) was doped in the MnFe2O4 crystal by the solid-phase synthesis method. Under the optimum conditions (pH = 3), the max removal rate and adsorption quantity of Cr(VI) on MnFe2O4 adsorbent obtain under pH = 3 were 92.54%
Externí odkaz:
https://doaj.org/article/d5554376b69c4ad786070668be527f9e
Autor:
Chuanxiao Cheng, Fan Wang, Jun Zhang, Tian Qi, Peiyuan Xu, Jili Zheng, Jiafei Zhao, Hanquan Zhang, Bo Xiao, Lun Li, Penglin Yang, Shuai Lv
Publikováno v:
ACS Omega, Vol 4, Iss 17, Pp 17547-17555 (2019)
Externí odkaz:
https://doaj.org/article/c54570e2d06847bd8dd90d7bb53406ae