单词 | europium |
例句 | The 17 elements are: lanthanum, cerium, praseodymium, neodymium, promethium, samarium, europium, gadolinium, terbium, dysprosium, holmium, erbium, thulium, ytterbium, lutetium, scandium, yttrium. Explainer-China's rare earths dominance in focus after mineral export curbs 2023-07-05T04:00:00Z Yttrium and europium, for instance, light up iPhone displays and allow them to vibrate. Sweden finds rare earth deposits that could benefit Western consumers 2023-01-13T05:00:00Z NdPr, europium, terbium and other rare earth metals that were once barely heard of are now commonplace in the manufacture of phone touchscreens, wind turbines and other modern technologies. Australia challenges China in mining for essential elements 2022-10-17T04:00:00Z He also noted suspicious similarities to data in a 2009 Physical Review Letters paper on superconductivity in europium under high pressures. ‘Something is seriously wrong’: Room-temperature superconductivity study retracted 2022-09-26T04:00:00Z So Kahn, Abbamonte, and colleagues at Los Alamos National Laboratory are exploring “narrow bandgap” semiconductors such as a compound of europium, indium, and antimony. To crack the mystery of dark matter, physicists turn to supersensitive quantum sensors 2022-04-27T04:00:00Z And he noted that the same researcher, a co-author on the two papers, had made the measurements on both europium and CSH. Criticism of room temperature superconductor ‘temporarily removed’ from journal 2021-11-16T05:00:00Z For example, he says, CMI developed a red phosphor for fluorescent lighting that does not require rare europium. Department of Energy’s ‘mini–Manhattan Projects’ for key energy problems wind down 2021-08-11T04:00:00Z For instance, the top layer of rock and sediment under which coal lies contains rare earth minerals, such as neodymium, europium and terbium. Coal aversion by Biden, environmentalists threatens transition to electric vehicles 2021-07-08T04:00:00Z During the last 34 million years, the fossils slowly absorbed yttrium, europium, terbium, and dysprosium from the fluid trapped in the mud. Mining Rare-Earth Elements from...Fossilized Fish??? 2020-09-21T04:00:00Z Mountain Pass first opened in the late 1940s to extract europium, a rare earth used to produce the color red in televisions. American quandary: how to secure weapons-grade minerals without China 2020-04-22T04:00:00Z Some of the europium data in the 2009 paper were altered, he asserted. Criticism of room temperature superconductor ‘temporarily removed’ from journal 2021-11-16T05:00:00Z Yet the mine’s role at the center of the U.S.-China faceoff over 17 elements with names such as neodymium, terbium and europium is not without irony. China hints it will choke off U.S. ‘rare earths’ access. But it’s not that easy. 2019-06-07T04:00:00Z Rare earth metals are a group of 17 elements - lanthanum, cerium, praseodymium, neodymium, promethium, samarium, europium, gadolinium, terbium, dysprosium, holmium, erbium, thulium, ytterbium, lutetium, scandium, yttrium - that appear in low concentrations in the ground. Explainer: China's rare earth supplies could be vital bargaining... 2019-05-22T04:00:00Z The screen of your smart phone glows with color and responds to touch because it’s embedded with europium and terbium. How Acid—and Bacteria—Could Make Recycling Your Phone Greener Compact fluorescent lamps use europium and terbium, for example, and catalytic convertors rely on cerium. Seven chemical separations to change the world 2016-04-25T04:00:00Z It is evident in entries like francium, germanium, scandium, polonium, europium, californium, berkelium and americium. In a First, Element Will Be Named by Researchers in Japan 2016-01-04T05:00:00Z This led to an explosion in rare-earth applications, starting in the early 1960s with the discovery that a pinch of europium oxide mixed with other materials made a bright red colour for television screens. Chemistry: Degrees of separation 2015-04-21T04:00:00Z In addition to dysprosium, “Our headline product, terbium, europium and yttrium, those are the most rare and most sought after, the most in demand outside of precious metals,” he said. Company plans new technology at rare earth minerals site 2015-03-21T04:00:00Z Your smartphone or tablet may appear all gloss and sheen — a marvel of the modern world — but inside it’s filled with ancient and sometimes rare earth metals like neodymium, europium and cerium. SungardASVoice: Are We Running Out Of Metals For Our High-Tech Gadgets? 2014-05-19T04:00:00Z "Those stars contain europium," he says, grinning broadly. Neither rare, nor earths 2014-03-23T00:40:26Z Expect demand for terbium and europium, for example, to fade as fluorescent bulbs are eventually replaced with much smaller LEDs. Rare Earth Recycling Takes On New Luster 2014-02-25T16:50:00Z Most fluorescent lights contain europium, yttrium and terbium, for example, and strong permanent magnets typically contain neodymium and dysprosium. Chemistry: Degrees of separation 2015-04-21T04:00:00Z Alien-sounding elements such as yttrium, neodymium, europium, terbium and dysprosium are key components of energy-saving lights, powerful permanent magnets and other technologies. Green Technology Depends on Metals with Weird Names 2013-12-26T13:15:04.236Z And compared to other stars’ europium abundances in the solar neighborhood, McWilliam says our sun is pretty normal. Scanning For Galactic Gold 2013-10-30T10:44:00Z The other novelty arrived a few days earlier when China’s customs bureau reported something rarer than europium: a Chinese trade deficit. China?s economy: Fears of a hard landing 2012-03-15T16:00:33Z Fiber-optic cables need erbium, europium, terbium and yttrium. U.S. Tangles With China Over Rare Earth Exports 2012-03-13T22:05:42Z Within that so-called waste stream, one can find significant amounts of cerium, samarium, gadolinium and europium, all rare-earth elements listed in the article. Readers Respond to "Toxins All Around Us" and Other Articles 2012-01-27T17:45:04.630Z Take the rare earth elements neodymium, europium, terbium and dysprosium. Green Technology Depends on Metals with Weird Names 2013-12-26T13:15:04.236Z In display screens, yttrium phosphors create the reds, terbium the greens, and europium both the blues and reds. Alaska’s Billion Dollar Mountain 2011-10-27T21:00:39Z The insides of energy-efficient compact fluorescent light bulbs are coated with tiny amounts of two such elements, terbium and europium. U.S. urged to safeguard supply of 'energy-critical elements' 2011-02-19T23:07:00Z By the 1960s, the mine was booming, largely through sales of europium, used to produce the bright red tones of colour televisions. Rare earth metals mine is key to US control over hi-tech future 2010-12-26T16:54:01Z |
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