| 单词 | yttrium |
| 例句 | The Earth contains a great deal of iron and rather little yttrium. Cosmos 1980-01-01T00:00:00Z However, these hopes quickly died out, as the chloride batteries were considered impractical due to their heavy reliance on expensive rare earth metals, including yttrium, scandium, and lanthanide elements, as secondary components. New designs for solid-state electrolytes may soon revolutionize the battery industry 2023-11-02T04:00:00Z 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 The manganese crusts are also estimated to contain other rare earth metals, such as neodymium, yttrium and dysprosium. Norway finds 'substantial' mineral resources on its seabed 2023-01-27T05:00:00Z They are a group of 17 chemical elements, composed of scandium, yttrium and lanthanides, according to the U.S. Sweden finds rare earth deposits that could benefit Western consumers 2023-01-13T05:00:00Z Heavy REEs—those with high atomic numbers, including dysprosium, yttrium, and terbium—are most commonly extracted from masses of clay formed through eons of weathering of igneous rocks such as granite. It’s electric! Technique could clean up mining of valuable rare earth elements 2022-11-01T04:00:00Z They first tested this theory on lithium yttrium chloride, a common lithium metal chloride compound. New designs for solid-state electrolytes may soon revolutionize the battery industry 2023-11-02T04:00:00Z On one hand, these dozen or so metals, such as yttrium and neodymium, are vital components of wind turbines and solar panels, and cheap sources of REEs could give those green technologies a huge boost. An electric jolt salvages valuable metals from waste 2022-02-08T05:00:00Z The first class includes repeating cagelike structures made from hydrogen atoms, with each cage enclosing an electron-rich metal atom, such as lanthanum or yttrium. Thanks to a bit of diamond smashing, practical superconductivity could be close to reality 2021-08-26T04:00:00Z About a fifth would be yttrium, which is in demand for lasers and the superconductors used in quantum computing. Mining magnets: Arctic island finds green power can be a curse 2021-03-02T05:00:00Z These 17 elements, with daunting names like yttrium, lanthanum, neodymium and gadolinium, are sparsely distributed in the Earth’s crust. These Microbes May Help Future Martians and Moon People Mine Metals 2020-11-11T05:00:00Z 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 Neither scandium nor yttrium are currently produced in the United States. China to buy rare earths from U.S. as part of trade pact 2020-01-15T05:00:00Z 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 Following one of Subramanian's ideas, graduate student Andrew Smith one day mixed indium oxide, manganese oxide, and yttrium oxide and heated the mixture in the oven. Meet the blue crew, scientists trying to give food, flowers, and more a color rarely found in nature 2019-05-02T04:00:00Z Traditionalists maintain that these comprise scandium, yttrium, lanthanum and actinium; a growing number thinks that lutetium and lawrencium should replace the last two on the basis of electronic structures. Can quantum ideas explain chemistry’s greatest icon? 2019-01-29T05:00:00Z In order to search for other such materials scientists needed just to consult the periodic table in order to predict that compounds in which yttrium was replaced by lanthanum would also be high-temperature superconductors. Happy Sesquicentennial, Periodic Table! 2019-01-22T05:00:00Z One problem with cuprates, such as yttrium barium copper oxide, is that they are a jumble of elements that proves difficult to model. How ‘magic angle’ graphene is stirring up physics 2019-01-01T05:00:00Z However, the final list released on Monday does not mention rare earths, a group of 15 lanthanide metallic elements plus the metals scandium and yttrium. U.S. gives rare earths reprieve in revised $200 billion China... 2018-09-18T04:00:00Z Intending to discover something useful for the electronics industry, Mas Subramanian and his team heated together oxides of manganese, yttrium, and indium at two thousand degrees Fahrenheit. Treasures from the Color Archive 2018-08-27T04:00:00Z The latest proposed tariffs include scandium and yttrium, two rare-earth minerals that defense companies source almost entirely from China. From Seafood to Mattresses: How the Latest Tariffs Would Affect U.S. Businesses 2018-07-12T04:00:00Z This is because lanthanum lies one place below yttrium in the periodic table. Happy Sesquicentennial, Periodic Table! 2019-01-22T05:00:00Z Investigation of the unidirectional spin heat conveyer effect in a 200 nm thin yttrium iron garnet film. Observation of anisotropic magneto-Peltier effect in nickel 2018-05-20T04:00:00Z The smartphones that allow us to connect instantly with the far corners of the planet rely on as many as seventeen so-called rare earth metals such as scandium, yttrium and lanthanides. The Forgotten Material That Changed the World 2016-05-30T04:00:00Z A thin shell made up of a high-temperature superconducting material called yttrium barium copper oxide lined the inner cylinder, bending the magnetic field that traveled through the interior. Magnetic Wormhole Created in Lab 2015-08-21T04:00:00Z Another was "lucium", a substance found in 1896 in a reddish-brown mineral called monazite, which turned out to be an impure sample of a rare earth element, yttrium. The element that can make bones glow - BBC News 2015-05-29T04:00:00Z 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 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 REE is a term used to describe 15 elements from the periodic table, known scientifically as lanthanides, along with scandium and yttrium, that all occur naturally together in the ground. Rare metals found in Mournes 2014-12-31T05:00:00Z 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 we will sell that to other people who will mine it for rare earth minerals like yttrium, niobium, vanadium, many of which are highly prized per microgram.” Construction Begins on New Carbon-Capture Plant 2013-10-03T22:15:00.650Z Rare-earth minerals such as lanthanum, lutetium, yttrium, and scandium used to be mined and processed primarily in the United States. As Defense Bill Moves to Vote, Researchers Review Results on Cancer, Satellite, and Other Science Provisions 2012-12-20T19:55:00Z These are a group of 17 minerals with names like lanthanum, yttrium and neodymium which are essential in a wide range of modern technology, from hybrid car batteries to low-energy light bulbs. Lynas learns fate for Malaysia rare earth refinery 2012-10-09T21:57:24Z About half of these elements, though not in order of certainty, are aluminum, cadmium, calcium, carbon, chromium, cobalt, copper, hydrogen, iron, magnesium, manganese, nickel, scandium, silicon, silver, sodium, titanium, vanadium, yttrium, zinc, and zirconium. Astronomy: The Science of the Heavenly Bodies 2012-03-17T02:01:02.630Z Fiber-optic cables need erbium, europium, terbium and yttrium. U.S. Tangles With China Over Rare Earth Exports 2012-03-13T22:05:42Z By repeated 502 fractionations he was able to divide yttrium into distinct portions which gave different spectra when exposed in a high vacuum to the spark from an induction coil. Encyclopaedia Britannica, 11th Edition, Volume 7, Slice 7 "Crocoite" to "Cuba" 2012-01-22T03:00:24.397Z Gadolinite, gad′ō-lin-īt, n. a silicate of the yttrium and cerium metals, containing also beryllium and iron. Chambers's Twentieth Century Dictionary (part 2 of 4: E-M) 2012-01-11T03:00:23.770Z The reddish-brown mineral is mostly composed of iron, silicon, zirconium, and titanium, but it also includes trace amounts of rare elements such as yttrium. Rare Moon Mineral Found on Earth 2012-01-03T19:40:49Z 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 One-third of the sites yielded rich contents of rare earths and the metal yttrium, Kato said. Japan discovers 'rare' minerals used for iPads 2011-07-04T06:50:50Z One-third of the sites yielded rich contents of rare earths and the metal yttrium, Kato said in a telephone interview. Huge rare earth deposits found in Pacific: Japan experts 2011-07-04T03:46:15Z Er�bium, a rare metal found along with yttrium, terbium, and other rare elements in some rare minerals. The New Gresham Encyclopedia Volume 4, Part 2: Ebert to Estremadura 2011-04-14T02:00:56.200Z Radioactive nuclides including cesium-136 and yttrium-91 were found in water at the turbine building of the No. 1 reactor, the nuclear agency said in a statement on its website. Japan Says Crisis Not Worsening as Radiation Levels Rise 2011-03-26T20:06:01Z The metals — scandium, yttrium and the lanthanides — are key to electronic equipment and green technology, in part because of their use in batteries. Seven days: 13 January 2011 2011-01-19T16:51:17.363Z Rare earths are a collection of seventeen chemical elements in the periodic table: scandium, yttrium, and some fifteen lanthanides. China to cut rare earths exports 2010-12-29T08:42:41Z Two Australian companies are also preparing to mine rare earths - which are a collection of seventeen chemical elements in the periodic table: scandium, yttrium, and the fifteen lanthanides. China to cut rare earths exports 2010-12-29T07:43:43Z Other materials have been used, such as zirconium, yttrium, and thorium oxides, and osmium and tantalum among the metals, but they have been displaced entirely by the materials mentioned above. The New Gresham Encyclopedia Volume 4, Part 2: Ebert to Estremadura 2011-04-14T02:00:56.200Z Rare earths, a group of 17 metallic elements including yttrium and lanthanum used in small quantities to enhance batteries, computer and weapons systems, and other applications, are generally found together. China denies banning rare earths exports to Japan 2010-09-23T07:55:00Z By using such exotic materials as yttrium orthosilicate crystals and praseodymium ions it trapped photons in bunches of as many as 500 at a time. Quantum computing: A quantum hop 2010-06-24T11:19:00Z Its group members, scandium and yttrium, have the same form; we have not examined the fourth; the group is positive. Occult Chemistry Clairvoyant Observations on the Chemical Elements To him also is due the isolation of the elements yttrium, beryllium, and titanium, the observation that silicium can be obtained in crystals, and that some meteoric stones contain organic matter. Scientific American Supplement, No. 362, December 9, 1882 One funnel of yttrium contains exactly the same number of atoms as is contained in a gaseous atom of nitrogen. Occult Chemistry Clairvoyant Observations on the Chemical Elements In yttrium, on the proto level, a 110 and b 63 both escape from the funnel, and behave as in scandium. Occult Chemistry Clairvoyant Observations on the Chemical Elements Nitrogen has nothing new to show us, all its constituents having appeared in scandium and yttrium. Occult Chemistry Clairvoyant Observations on the Chemical Elements It will be seen that scandium and yttrium, of the positive group, differ only in details from vanadium and niobium, of the negative group; the ground-plan on which they are built is the same. Occult Chemistry Clairvoyant Observations on the Chemical Elements Niobium only differs from yttrium by the introduction of triplets for duads in e; on the meta level we have therefore triplets, and on the hyper each triplet yields a duad and a unit. Occult Chemistry Clairvoyant Observations on the Chemical Elements III.—Boron, scandium and yttrium were examined; they are all triatomic, paramagnetic, and positive. Occult Chemistry Clairvoyant Observations on the Chemical Elements |
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