Zobrazeno 1 - 10
of 20
pro vyhledávání: '"Shi-xiang Liu"'
Autor:
Hui WANG, Yong-ming LIU, Zhi-ming QI, Sheng-yi WANG, Shi-xiang LIU, Xia LI, Hai-jun WANG, Xiao-li WANG, Xin-chao XIA, Xin-qiang ZHU
Publikováno v:
Journal of Integrative Agriculture, Vol 13, Iss 1, Pp 140-147 (2014)
The purpose of the present study was to survey contents of trace elements of Cu, Mn, Fe, and Zn in the surface layer (0-20 cm) in the soil, pasture and serum of sheep in Huangcheng area of Qilian mountain grassland, China. Also the soil-plant-animal
Externí odkaz:
https://doaj.org/article/794a9db0f0bc42e5b592883062a8e42a
Publikováno v:
ECS Journal of Solid State Science and Technology. 5:P495-P498
In this paper, a new annealing process to reduce polysilicon resistance without implant dosage adjustment has been proposed. With increasing the annealing temperatures, polysilicon grain size increases and causes the polysilicon resistance reduction.
Publikováno v:
Huan jing ke xue= Huanjing kexue. 38(4)
The alleviation effect of exogenous melatonin (MT) on Ni toxicity in rice seedings was investigated. The results showed that low concentration of Ni stress (10, 50 μmol·L
Publikováno v:
Ying yong sheng tai xue bao = The journal of applied ecology. 28(5)
Effects of exogenous melatonin on accumulation and chemical form of Cd in rice seedlings were investigated. The results showed that Cd stress significantly decreased the biomass of shoots and roots, and the chlorophyll content in rice leaves. The add
Publikováno v:
Advanced Materials Research. :1349-1353
In order to diagnose single soft fault in analog circuit, the particle swarm neural network was applied to fault diagnosis of analog circuit. The particle swarm neural network training process was divided into two steps. Firstly, BP network weights a
Publikováno v:
High Altitude Medicine & Biology. 12:237-242
Little is known about the association between poor sleep and cognitive function in people with polycythemia at high altitude. The aim of this study was to survey the sleep quality of individuals with polycythemia at high altitude and determine its as
Publikováno v:
International Journal of Minerals, Metallurgy, and Materials. 17:347-352
A novel red long-lasting phosphor, (Y1−xGdx)2O3:Eu3+, Sm3+, Si4+, Mg2+, was synthesized by the co-precipitation method using oxalate precipitation as the precursor. X-ray diffraction (XRD), scanning electronic microscopy (SEM), integrated thermal a
Publikováno v:
Journal of Rare Earths. 24:524-528
Gd- or Lu-doped long afterglow red phosphor Y 2 O 2 S:Sm 3+ was synthesized using the high temperature flux fusion method. The obtained phosphors were analyzed using X-ray diffraction to determine the crystal structure, and the phase analyses show th
Autor:
Shi-Xiang Liu, Yunxu Yang
Publikováno v:
Journal of Chemical Research. 2007:506-508
(R,R)-,(S,R)-1-(6-fluoro-2-chromanyl)-1,2-ethanediol 1a/1b were prepared by hydrolytic kinetic resolution (HKR) of terminal racemic epoxides using (R,R)-SalenCo(OAc) as a catalyst. Their configurations were established by comparison with two authenti
Publikováno v:
Chinese Physics Letters. 13:145-148
The green/blue photoluminescence with peaks centered around 2.4 eV at room temperature was observed from nanocrystalline Si thin films prepared by the three-step rapid thermal annealing of hydrogenated amorphous silicon films. The effect of the param