Results 21 to 30 of about 85,968 (268)

The influence of national policies on rare earth industry and its future development trend

open access: yes上海师范大学学报. 自然科学版, 2019
This paper reviews and analyzes the policies formulated with regard to resource tax,industrial order,standards,and supply-side in boosting the development of the rare earth industry.According to analysis results,the Chinese rare earth industry has ...
ZHU Mingyue, WU Jiansi, CUI Zhongni
doaj   +1 more source

Research Progress on Preparation of La Alloy by Molten Salt Electrolysis

open access: yesKuangchan zonghe liyong, 2022
Lanthanum ranks first among rare earth elements and accounts for a large proportion of the total rare earth elements. It is rich in resources. La alloys have many applications in hydrogen storage materials, magnetic refrigeration, metal targets, and ...
Jia Kang   +6 more
doaj   +1 more source

“The Belt and Road” initiative and development in the rare earth industry

open access: yes上海师范大学学报. 自然科学版, 2019
Based on an overview of rare earths,this paper points out the future development direction of the rare earth industry.Chinese rare earth enterprises shall actively establish economic and trade cooperation relationships with countries along the course of "
ZHU Mingyue, WU Jiansi, CUI Zhongni
doaj   +1 more source

Vertically grown ultrathin Bi2SiO5 as high-κ single-crystalline gate dielectric

open access: yesNature Communications, 2023
Single-crystalline high-κ dielectric materials are desired for the development of future two-dimensional (2D) electronic devices. However, curent 2D gate insulators still face challenges, such as insufficient dielectric constant and difficult to obtain ...
Jiabiao Chen   +11 more
doaj   +1 more source

The Effect of Oleic Acid Emulsification using SPE on Fluorite and Dolomite Flotation**

open access: yesChemistryOpen, 2021
Collector OA, oleic acid, is widely used industrially for fluorite flotation. Low selectivity, dispersibility and collecting capability of the OA collector are always observed. In this study, compared with flotation of dolomite, a collector mixture of OA
Dr. Weiwei Wang   +8 more
doaj   +1 more source

Rare Earth Thermoelectrics [PDF]

open access: yesMRS Proceedings, 1997
AbstractA review is presented of the thermoelectric properties of rare earth compounds. A discussion is presented of the prospects for future improvements in the figure of merit.
openaire   +1 more source

Comprehensive Utilization of Sulfur Separation Tailings of High Sulfur Rare Metal Complex Ore in Coal Measure

open access: yesKuangchan zonghe liyong, 2023
This is an essay in the field of metallurgical engineering. Comprehensive utilization of sulfur separation tailings from a coal measure high sulfur rare metal complex ore in Chongqing area was studied, which provided a feasible basis for the recovery of ...
Xueru Feng, Shuping Liu, Chao Li
doaj   +1 more source

Integration of Sentinel-1A, ALOS-2 and GF-1 Datasets for Identifying Landslides in the Three Parallel Rivers Region, China

open access: yesRemote Sensing, 2022
In the process of using InSAR technology to identify active landslides, phenomena such as steep terrain, dense vegetation, and complex clouds may lead to the missed identification of some landslides.
Cong Zhao   +8 more
doaj   +1 more source

Afganistan and rare earths [PDF]

open access: yesGlobal Economic Observer, 2013
On our planet, over a quarter of new technologies for the economic production of industrial goods, are using rare earths, which are also called critical minerals and industries that rely on these precious items being worth of an estimated nearly five trillion dollars, or 5 percent of world gross domestic product.
Emilian M. Dobrescu, Edith Mihaela Dobre
openaire   +1 more source

Crystal structure of catena-poly[diaqua-bis(μ2-2-(4-(2,4,4-trimethylpentan-2-yl)phenoxy)propanoato-κ2O:O')-(2-(4-(2,4,4-trimethylpentan-2-yl)phenoxy)propanoato-κ2O,O')yttrium(III)], C51H79O11Y

open access: yesZeitschrift für Kristallographie - New Crystal Structures, 2021
C51H79O11Y, monoclinic, P21/c (no. 14), a = 8.8682(3) Å, b = 22.1328(8) Å, c = 27.9848(10) Å, β = 96.710(1)°, V = 5455.2(3) Å3, Z = 4, Rgt(F) = 0.0495, wRref(F2) = 0.1275, T = 296(2) K.
Zhong Ke-Xiang   +4 more
doaj   +1 more source

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