rare earth metal वाक्य
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- Gold, copper, lead, zinc, nickel, marble, and various rare earth metals were discovered but quantification was not done.
- "' Di-( 2-ethylhexyl ) phosphoric acid "'( DEHPA or HDEHP ) is an organophosphorus compound with the rare earth metals.
- "' Terbium silicide "'is a chemical compound of the rare earth metal terbium with silicon having chemical formula TbSi 2.
- During May and June 2014, North Korea sold over US $ 1.88 million worth of rare earth metals to China.
- The metal itself was too electropositive to be isolated by then-current smelting technology, a characteristic of rare earth metals in general.
- China produced about 81, 000 tons of rare earth metals in 2001; the number jumped to about 120, 000 by 2006.
- 6 . Thermodynamic studies on the complexation processes between some amino acids and some rare earth metal ions in aqueous solution.
- On 4 April 2011, the American rare earth metal producer Molycorp announced its acquisition of a 90 % stake in AS Silmet.
- To combat this supply disruption other countries, such as Japan, are attempting new and innovative methods of mining these rare earth metals.
- The most widely studied systems are those involving rare earth metal oxides, Ln 2 O 3, including yttria, Y 2 O 3.
- Also on this branch line are the rare earth metal mine Katuginskoye, iron ore mine Sulumatskoye, and large anthracite deposits at Chitkanda.
- Earths are metallic oxides, and the corresponding metals were classified into the corresponding groups : rare earth metals and alkaline earth metals.
- Since the late 1990s China has had a near monopoly on a variety of rare earth metals commonly used in every day products.
- Other sources suggest that North Korea has the world's second largest reserve of rare earth metals, with potentially over 20 million tons in total.
- His materials expertise centers on rare earth metals and alloys, transition metal based diluted magnetic semiconductors, and the perovskite type HiTc and CMR compounds.
- According to the Korean Central News Agency, the drug's ingredients include ginseng, small amounts of rare earth metals and trace amounts of gold and platinum.
- There are two series of rare earth metals, the lanthanides and the actinides, both of whose families all have very similar chemical and physical properties.
- The boom-town population plummeted when mining declined, but enjoyed a brief renaissance in the 1930s with the introduction of rare earth metals in its by-product monazite.
- Electronic recycling occurs primarily in order to recover valuable rare earth metals and precious metals, which are in short supply, as well as plastics and metals.
- The battery pack is projected to use a power controller integral to the motor housing with electric motors weighing less while using less rare earth metal.
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