Zobrazeno 1 - 10
of 213
pro vyhledávání: '"Weiping Yan"'
Publikováno v:
BMJ Open, Vol 14, Iss 7 (2024)
Background Despite the crucial role of mindfulness and self-care in nurses’ physical and mental health, as well as their professional well-being, most nurses exhibit low levels of self-care. Moreover, there is a lack of understanding of the diverse
Externí odkaz:
https://doaj.org/article/136e4f820d584955b12e3a372d747f78
Publikováno v:
Aquaculture Reports, Vol 36, Iss , Pp 102182- (2024)
Pollution of aquatic environment by difenoconazole (DFZ) significantly affects survival and safety of freshwater aquaculture. Due to its anti-inflammatory and antioxidant properties, plant-derived quercetin (QUE) is often used as a dietary supplement
Externí odkaz:
https://doaj.org/article/19d4ad63738b475db1ee9571e6c6d71e
Publikováno v:
Kuangchan zonghe liyong, Vol 44, Iss 4, Pp 55-61 (2023)
This is an essay in the field of mineral processing engineering. Aiming at the problem of difficult recovery of ultrafine ilmenite from a concentrator in Panzhihua-Xichang Area, a comparative study of flotation process was carried out. Using direct f
Externí odkaz:
https://doaj.org/article/6fb959b6d6254152b7eb03ca65195d11
Publikováno v:
Kuangchan zonghe liyong, Vol 44, Iss 4, Pp 127-132 (2023)
This is an essay in the field of mineral processing engineering. A low-grade fluorite ore is mainly composed of fluorite (28.85%), calcite (43.26%), quartz (12.01%) and feldspar (10.28%). Through detailed beneficiation test research,using acidized
Externí odkaz:
https://doaj.org/article/8b8f5dc0f57b40af84c04c9bb33ce40e
Publikováno v:
Kuangchan zonghe liyong, Vol 44, Iss 4, Pp 27-34 (2023)
This is an essay in the field of mineral processing engineering. This study conducted a test study on the recovery of Ilmenite from an Ultrafine Fine Particle Material in Panxi, determined the overall process flow of strong magnetic preconcentration
Externí odkaz:
https://doaj.org/article/90e02405fa93441b896730e47ed74c93
Publikováno v:
Kuangchan zonghe liyong, Vol 44, Iss 4, Pp 19-26 (2023)
This is an essay in the field of mining engineering, which takes Panxi vanadium-titanium magnetite associated sulfur resources as the research object, and expounds its comprehensive utilization path and its low-carbon development significance. Sulfur
Externí odkaz:
https://doaj.org/article/ca61c95e80db40039f0e685600fee451
Publikováno v:
Kuangchan zonghe liyong, Vol 43, Iss 6, Pp 1-10 (2022)
Kaolin is a kind of widely used metalloid mineral resources, China is the first country to discover and make use of kaolin, and kaolin reserves rank front in the world. Although kaolin reserves are large in China, with the expansion of its applicatio
Externí odkaz:
https://doaj.org/article/3dee19994b614e80b2c0c093de6e74a5
Publikováno v:
Kuangchan zonghe liyong, Vol null, Iss 2, Pp 86-91 (2022)
In this paper, two new chelating agents were compared with three ilmenite conventional chelating agents, and it was found that the new chelating agents had more advantages in selective collection. In order to solve the problem of low recovery of fine
Externí odkaz:
https://doaj.org/article/f9cb719630ee49939201508927c7d1c3
Autor:
Weiping Yan, Vicenţiu D. Rădulescu
Publikováno v:
Bulletin of Mathematical Sciences, Vol 12, Iss 01 (2022)
This paper is concerned with the zero-viscosity limit of the three-dimensional (3D) incompressible stationary magnetohydrodynamics (MHD) equations in the 3D unbounded domain [Formula: see text]. The main result of this paper establishes that the solu
Externí odkaz:
https://doaj.org/article/dac473056174424d90e20d84657087fd
Autor:
Weiping YAN, Suyun WU
Publikováno v:
Journal of Hebei University of Science and Technology, Vol 36, Iss 6, Pp 587-592 (2015)
In this paper, we study the SIS epidemic reaction-diffusion model with the saturated treatment. We obtain the prevalence threshold value of disease, namely the basic reproduction number R0, based on the least eigenvalue. We have proved that the uniqu
Externí odkaz:
https://doaj.org/article/b6f8471200094795ba1b8cc17f754240