| 单词 | tellurium |
| 例句 | Webb also helped scientists detect the chemical element tellurium in the explosion's aftermath. First detection of heavy element from star merger 2023-10-25T04:00:00Z Another close call is tellurium, which is used in industrial solar farms and where there may be only slightly more estimated resources than what would be required in a big green push. Study: Enough rare earth minerals to fuel green energy shift 2023-01-27T05:00:00Z The metalloids are boron, silicon, germanium, arsenic, antimony, and tellurium. Chemistry 2019-02-14T00:00:00Z It also produces cobalt, rhodium, silver, gold, iridium, ruthenium, selenium, tellurium and sulphur. Don't take Russia back to 1917, Russia's metals king warns 2022-03-11T05:00:00Z The compounds ranged from lithium to aluminum, useful in things like batteries and airplane parts, and from tellurium to titanium, which go in objects like semiconductors and metal alloys. In Colorado, locals question a survey for critical minerals 2021-11-19T05:00:00Z Other elements near tellurium on the periodic table -- like iodine, which is needed for much of life on Earth -- are also likely to be present among the kilonova's ejected material. First detection of heavy element from star merger 2023-10-25T04:00:00Z “The new tellurium plant is another valuable contribution to critical mineral independence and energy security in the United States.” Utah tellurium mine creates new US supply of key mineral 2021-03-27T04:00:00Z Oxygen forms a double bond in the O2 molecule, and sulfur, selenium, and tellurium form two single bonds in various rings and chains. Chemistry 2019-02-14T00:00:00Z On the Tropic Seamount alone, it might hold enough cobalt to power 277 million electric cars and enough tellurium to build solar panels generating more than half of the United Kingdom's electricity. Mountains hidden in the deep sea are biological hot spots. Will mining ruin them? 2019-09-12T04:00:00Z This physical explanation justified previous ad hoc rearrangements of atoms in the periodic table, such as Mendeleev’s switching of tellurium and iodine. Can quantum ideas explain chemistry’s greatest icon? 2019-01-29T05:00:00Z The spectrum has broad lines that show the material is ejected at high speeds, but one feature is clear: light emitted by tellurium, an element rarer than platinum on Earth. First detection of heavy element from star merger 2023-10-25T04:00:00Z He said globally there are roughly 500 tons of tellurium produced each year, so Rio Tinto’s entry into the market is significant. Utah tellurium mine creates new US supply of key mineral 2021-03-27T04:00:00Z Tellurium forms crystals that contain infinite spiral chains of tellurium atoms. Chemistry 2019-02-14T00:00:00Z Technology-critical elements include tantalum, gallium, germanium, indium, niobium, tellurium, thallium and other scarce metals. Risks from technology-critical metals after extraction 2018-05-22T04:00:00Z Figure 1 | Observed and predicted phases of tellurium. a, The element tellurium ordinarily forms a crystal structure consisting of atomic chains that spiral along one of the axes of the crystal lattice. Two-dimensional tellurium Even technology that promises to cut our oil addiction and reduce emissions requires a reliable supply of raw materials, from tellurium for solar panels to lithium for electric vehicle batteries. Can deep-sea mining avoid the environmental mistakes of mining on land? 2017-06-28T04:00:00Z “Because the tellurium market is so small, 20 tons is quite lot,” he said. Utah tellurium mine creates new US supply of key mineral 2021-03-27T04:00:00Z At higher temperatures, boron reacts with all nonmetals, except tellurium and the noble gases, and with nearly all metals; it oxidizes to B2O3 when heated with concentrated nitric or sulfuric acid. Chemistry 2019-02-14T00:00:00Z It is thought the mountains of the Pacific alone could contain about 22 times more tellurium - which is used in solar panels - than the known land-based reserves combined. Why are countries laying claim to the deep-sea floor? - BBC News 2017-06-21T04:00:00Z Zhu and colleagues speculate that instabilities in thin films of the bulk 1D-wire phase of tellurium might spontaneously convert into the 2D forms. Two-dimensional tellurium To spot such rare decay—if it exists—physicists need to work far underground, where background radiation is low, and to observe large amount of nuclei, such as xenon-136, germanium-76, or tellurium-130. U.S. nuclear physicists push for new neutrino experiment 2015-10-15T04:00:00Z The addition of tellurium builds on an already robust and diverse mining landscape in the state. Utah tellurium mine creates new US supply of key mineral 2021-03-27T04:00:00Z The most stable tellurium compounds are the tellurides—salts of Te2− formed with active metals and lanthanides—and compounds with oxygen, fluorine, and chlorine, in which tellurium normally exhibits an oxidation state 2+ or 4+. Chemistry 2019-02-14T00:00:00Z That material—abbreviated GST—consists of a thin layer of an alloy of germanium, antimony, and tellurium. Light-based memory chip is first to permanently store data 2015-09-25T04:00:00Z These calculations suggest that films of tellurium three atoms thick might be mechanically stable and sufficiently close in energy to the ordinary phase to be produced in the laboratory. Two-dimensional tellurium The researchers’ material of choice is an alloy of germanium, antimony and tellurium. Going through a phase 2014-07-10T04:00:00Z “Adding tellurium to our product portfolio provides customers in North America with a secure and reliable source of tellurium produced at the highest environmental and labor standards with renewable energy.” Utah tellurium mine creates new US supply of key mineral 2021-03-27T04:00:00Z Elemental silicon, germanium, arsenic, antimony, and tellurium are lustrous, metallic-looking solids. Chemistry 2019-02-14T00:00:00Z Concerns focus on the future supply of metals such as indium, lithium, rare-earth elements, tellurium and germanium, all of which are crucial to delivering new digital and low-carbon energy technologies, including photovoltaics and electric cars. Resources: Track flows to manage technology-metal supply 2013-12-31T14:20:37.117Z In search of materials that display these properties, Gehring and his colleagues examined a natural sample of kawazulite, which contains bismuth, tellurium, selenium and sulphur, found at a former gold mine in the Czech Republic. Exotic conductors from lab and nature 2013-03-13T18:20:28.630Z MM: Ahh … LP: In fact, Matt, some chemists were not careful when working with tellurium compounds, and they acquired a condition known as “tellurium breath.” Chemists and bad smells (and sulfur): A productive pairing 2013-01-25T19:15:02.620Z Recovery of tellurium will require a $2.9 million investment by the company with the construction of a new plant that is expected to start production late this year. Utah tellurium mine creates new US supply of key mineral 2021-03-27T04:00:00Z The devices' electrodes often consist of expensive, rare or dangerous elements like cadmium, tellurium and indium. Carbon Emerges as New Solar Power Material 2012-11-16T16:15:04.933Z Of course, both lead and tellurium are toxic, but nontoxic alternatives, such as zinc oxide, might prove feasible in future. Improved Thermoelectrics Could Migrate from Space to Earth 2012-09-20T18:45:20.850Z They also want to develop thermoelectric materials that don't require tellurium, which is about as rare as platinum. Materials for Converting Waste Heat to Energy Pass Critical Milestone 2012-09-19T19:55:00Z Sulfur is followed in the periodic table by selenium and tellurium. Chemists and bad smells (and sulfur): A productive pairing 2013-01-25T19:15:02.620Z Radioactive barium, cesium, iodine and tellurium were detected March 16 in a radiation plume released by damaged nuclear reactors at Fukushima. Cesium in Baby Milk Powder Shows Nuclear Risk for Japan Food 2011-12-07T05:36:01Z The presence of minute quantities of cadmium, lead, bismuth, antimony, arsenic, tin, tellurium and zinc renders gold brittle, 1⁄2000th part of one of the three metals first named being sufficient to produce that quality. Encyclopaedia Britannica, 11th Edition, Volume 12, Slice 2 "Gloss" to "Gordon, Charles George" 2011-10-31T02:00:28.703Z Spectroscopic analysis has revealed the presence in Aldebaran of hydrogen, sodium, magnesium, calcium, iron, bismuth, tellurium, antimony, and mercury. Astronomy with an Opera-glass A Popular Introduction to the Study of the Starry Heavens with the Simplest of Optical Instruments 2011-07-17T02:00:30.177Z Even graphic tellurium and felspar look, at their clearest, anything but legible. The Seven Lamps of Architecture 2011-04-20T02:00:20.760Z Radioactive barium, cesium, iodine and tellurium have been detected in the plume, the Austrian agency said. Atomic Plume Poses No Serious U.S. Threat 2011-03-17T21:40:43Z They include elements like tellurium, a brittle, silvery-white metallic element used in solar panels. Shoring Up the Elements of a Clean Tech Economy 2011-02-20T06:03:42Z It appears that amalgamation is often impeded by the tarnish found on the surface of the gold when it is associated with sulphur, arsenic, bismuth, antimony or tellurium. Encyclopaedia Britannica, 11th Edition, Volume 12, Slice 2 "Gloss" to "Gordon, Charles George" 2011-10-31T02:00:28.703Z For example, tellurium, now obtained as a byproduct of copper mining, is useful in producing a certain kind of thin-film solar cell. Scientific Groups Call for New Sources of Rare Earths 2011-02-18T21:28:25Z The same is true of tellurium and iodine. Encyclopaedia Britannica, 11th Edition, Volume 9, Slice 3 "Electrostatics" to "Engis" 2011-02-06T03:00:53.093Z "There's a limited amount of tellurium in the world and First Solar needs a significant portion of it," said National Bank Financial analyst Rupert Merer. DealTalk: 5N Plus on First Solar's radar as supply crunch looms 2010-10-15T18:56:00Z Arsenic possesses a steel-grey colour, and a decided metallic lustre; it crystallizes on sublimation and slow condensation in rhombohedra, isomorphous with those of antimony and tellurium. Encyclopaedia Britannica, 11th Edition, Volume 2, Slice 6 "Armour Plates" to "Arundel, Earls of" Copper and zinc increase the volatility far more than lead, while the greatest volatility is induced, according to T. Kirke Rose, by tellurium. Encyclopaedia Britannica, 11th Edition, Volume 12, Slice 2 "Gloss" to "Gordon, Charles George" 2011-10-31T02:00:28.703Z But copper producers might be open to changing the processing system over time, to get higher tellurium yields, the report said, if the scientific techniques were developed for doing so. Scientific Groups Call for New Sources of Rare Earths 2011-02-18T21:28:25Z Bismuth forms compounds similar to the trisulphide with the elements selenium and tellurium. Encyclopaedia Britannica, 11th Edition, Volume 4, Slice 1 "Bisharin" to "Bohea" "The numbers typically thrown around are roughly 400-500 metric tons of tellurium available every year, and First Solar will need well over half of that very soon," Merer noted. DealTalk: 5N Plus on First Solar's radar as supply crunch looms 2010-10-15T18:56:00Z Such shiftings are noted in the cases of tellurium and iodine; cobalt and nickel; argon and potassium. A Brief Account of Radio-activity Occurrence and Distribution.—Gold is found in nature chiefly in the metallic state, i.e. as “native gold,” and less frequently in combination with tellurium, lead and silver. Encyclopaedia Britannica, 11th Edition, Volume 12, Slice 2 "Gloss" to "Gordon, Charles George" 2011-10-31T02:00:28.703Z The impurities contained in coarse-copper are mainly iron, lead, zinc, cobalt, nickel, bismuth, arsenic, antimony, sulphur, selenium and tellurium. Encyclopaedia Britannica, 11th Edition, Volume 7, Slice 3 "Convention" to "Copyright" The slight variations in specific gravity are due to the presence of small amounts of arsenic, sulphur or tellurium, or to enclosed impurities. Encyclopaedia Britannica, 11th Edition, Volume 4, Slice 1 "Bisharin" to "Bohea" "This would definitely accelerate the process of First Solar buying 5N Plus to get access to that tellurium supply." DealTalk: 5N Plus on First Solar's radar as supply crunch looms 2010-10-15T18:56:00Z The following, however, are negative towards the remaining elements which are more or less positive:—Fluorine, chlorine, bromine, iodine, oxygen, sulphur, selenium, tellurium. Encyclopaedia Britannica, 11th Edition, Volume 6, Slice 1 "Châtelet" to "Chicago" It is necessary to remove as completely as possible any lead, tin, bismuth, antimony, arsenic and tellurium, impurities which impair the properties of gold and silver, by an oxidizing fusion, e.g. with nitre. Encyclopaedia Britannica, 11th Edition, Volume 12, Slice 2 "Gloss" to "Gordon, Charles George" 2011-10-31T02:00:28.703Z It is a mixture of gold and silver telluride and it's also called tellurium. Rimrock Trail In Aldebaran, for instance, we may infer the presence of hydrogen, sodium, magnesium, iron, calcium, tellurium, antimony, bismuth, and mercury. The Beauties of Nature and the Wonders of the World We Live In For First Solar, buying 5N Plus would help keep costs in check and rivals at bay at a time of supply constraints and increasing demand for tellurium. DealTalk: 5N Plus on First Solar's radar as supply crunch looms 2010-10-15T18:56:00Z These are platinum, gold, tungsten, mercury, lead, palladium, silver, bismuth, uranium, vanadium, copper, cadmium, cobalt, arsenic, nickel, iron, molybdenum, tin, zinc, antimony, tellurium, manganese, tatiaum, chromium, columbium, rhodium, iridium, osmium, cerium. The Mines and its Wonders One of those pockets of tellurium that’s never been known to run less than twenty thousand to the ton. The Boys of Crawford's Basin The Story of a Mountain Ranch in the Early Days of Colorado Write the names and formulas of the oxides and oxygen acids of selenium and tellurium. An Elementary Study of Chemistry It is also found in some comparatively rare minerals, such as tetradymite, combined with tellurium, and associated with gold. A Text-book of Assaying: For the Use of Those Connected with Mines. "We expect 5N Plus to continue to provide an important percentage of First Solar's requirements," Clarus Securities' analyst Carolina Vargas said, citing the company's strong ties with tellurium suppliers. DealTalk: 5N Plus on First Solar's radar as supply crunch looms 2010-10-15T18:56:00Z All are diatomic, diamagnetic and positive; the corresponding group consists of sulphur, selenium and tellurium, also all diatomic and diamagnetic, but negative. Occult Chemistry Clairvoyant Observations on the Chemical Elements The deposit of tellurium is of a bluish black color. Scientific American Supplement, No. 441, June 14, 1884. Such substances are selenium, sulphur, arsenic, antimony, and tellurium. A System of Instruction in the Practical Use of the Blowpipe Being A Graduated Course Of Analysis For The Use Of Students And All Those Engaged In The Examination Of Metallic Combinations Of the metals the mines of the state are producing gold, silver, lead, copper, quicksilver, zinc, arsenic, antimony, molybdenum, Page 12 nickel, cobalt, tungsten, titanium, bismuth, sulphur, selenium, tellurium, tin and platinum. A Review of the Resources and Industries of the State of Washington, 1909 Selenium and tellurium behave similarly, but form crystalline solid fluorides. Scientific American Supplement, No. 832, December 12, 1891 Another pair of groups show the same tetrahedral form: magnesium, zinc and cadmium, positive; sulphur, selenium and tellurium, negative. Occult Chemistry Clairvoyant Observations on the Chemical Elements If the current is feeble, the deposit of selenium is moderately compact; that of tellurium is always loose, and it often floats on the liquid. Scientific American Supplement, No. 441, June 14, 1884. If the sublimate found upon the charcoal in the first experiment be submitted to the blowpipe flame, the green color of tellurium is produced while the sublimate is volatilized. A System of Instruction in the Practical Use of the Blowpipe Being A Graduated Course Of Analysis For The Use Of Students And All Those Engaged In The Examination Of Metallic Combinations Besides the gold, there were shown collections of polished pebble, copper ores, native silver, including cobalt and antimony ores, crystals, opals, marble, jasper, asbestos, limestone, kaolin, asphaltum, and tellurium ores. Final Report of the Louisiana Purchase Exposition Commission With this positive current the tellurium pins make marks upon the paper tape, but the iron pins make no mark. Edison, His Life and Inventions Mercury and arsenic, as soon as they are reduced, are dissipated, while tellurium, bismuth, lead, antimony, cadmium, and zinc, are only partially volatilized, and, therefore, form sublimates on the charcoal. A System of Instruction in the Practical Use of the Blowpipe Being A Graduated Course Of Analysis For The Use Of Students And All Those Engaged In The Examination Of Metallic Combinations The positive pole is coated during electrolysis with a film of a dark color in case of selenium, but of a lemon yellow with tellurium. Scientific American Supplement, No. 441, June 14, 1884. The oxides of tellurium and antimony will sublime, the latter in minute glittering needles. A System of Instruction in the Practical Use of the Blowpipe Being A Graduated Course Of Analysis For The Use Of Students And All Those Engaged In The Examination Of Metallic Combinations The metals tellurium and cadmium are susceptible of solution, but the heat required is a high one. A System of Instruction in the Practical Use of the Blowpipe Being A Graduated Course Of Analysis For The Use Of Students And All Those Engaged In The Examination Of Metallic Combinations In this case the iron pins mark the paper tape, but the tellurium pins make no mark. Edison, His Life and Inventions Bismuth, or its sulphide, sublimes into an orange or brownish globules, when it is melted, as directed above, for tellurium. A System of Instruction in the Practical Use of the Blowpipe Being A Graduated Course Of Analysis For The Use Of Students And All Those Engaged In The Examination Of Metallic Combinations The oxide of tellurium and telluric acid gives a clear bead when it is hot, but white after it is cooled. A System of Instruction in the Practical Use of the Blowpipe Being A Graduated Course Of Analysis For The Use Of Students And All Those Engaged In The Examination Of Metallic Combinations This is often the case with sulphur, selenium, arsenic, and tellurium. A System of Instruction in the Practical Use of the Blowpipe Being A Graduated Course Of Analysis For The Use Of Students And All Those Engaged In The Examination Of Metallic Combinations While antimony and tellurium, in the act of dissipation, give color to the flame, bismuth does not, and may thus be distinguished from them. A System of Instruction in the Practical Use of the Blowpipe Being A Graduated Course Of Analysis For The Use Of Students And All Those Engaged In The Examination Of Metallic Combinations Of these receiving pins, one pair—1 and 3—are of iron, and the other pair—2 and 4—of tellurium. Edison, His Life and Inventions Tellurium.—If the flame of reduction is directed upon the oxide of tellurium placed upon charcoal, a green color is imparted to it. A System of Instruction in the Practical Use of the Blowpipe Being A Graduated Course Of Analysis For The Use Of Students And All Those Engaged In The Examination Of Metallic Combinations Or if telluric acid be submitted to the reduction flame upon the loop of a platinum wire, it communicates to the outer flame the bright green of tellurium. A System of Instruction in the Practical Use of the Blowpipe Being A Graduated Course Of Analysis For The Use Of Students And All Those Engaged In The Examination Of Metallic Combinations Lead, or its chloride, sublimes like tellurium, and, like that substance, fuses into globules or drops. A System of Instruction in the Practical Use of the Blowpipe Being A Graduated Course Of Analysis For The Use Of Students And All Those Engaged In The Examination Of Metallic Combinations Tellurous Acid, TeO2. in the oxidizing flame.Dissolves to a clear colorless glass which, when treated on charcoal, becomes grey and dull from particles of reduced tellurium. A System of Instruction in the Practical Use of the Blowpipe Being A Graduated Course Of Analysis For The Use Of Students And All Those Engaged In The Examination Of Metallic Combinations After a continued blast, tellurium is completely volatilized, and the bead appears clear again, while a white sublimate is deposited upon the charcoal. A System of Instruction in the Practical Use of the Blowpipe Being A Graduated Course Of Analysis For The Use Of Students And All Those Engaged In The Examination Of Metallic Combinations In the reducing flame yields a bead of metallic bismuth, part of which is part of the tellurium volatilized and incrusts the charcoal around. A System of Instruction in the Practical Use of the Blowpipe Being A Graduated Course Of Analysis For The Use Of Students And All Those Engaged In The Examination Of Metallic Combinations That of antimony is white, while those of bismuth and tellurium are dark yellow. A System of Instruction in the Practical Use of the Blowpipe Being A Graduated Course Of Analysis For The Use Of Students And All Those Engaged In The Examination Of Metallic Combinations Telluric Acid.—If the flame of reduction is directed upon a small piece of the oxide of tellurium placed upon charcoal, a bright green color is produced. A System of Instruction in the Practical Use of the Blowpipe Being A Graduated Course Of Analysis For The Use Of Students And All Those Engaged In The Examination Of Metallic Combinations Also gives the tellurium reaction with charcoal and carbonate of soda. A System of Instruction in the Practical Use of the Blowpipe Being A Graduated Course Of Analysis For The Use Of Students And All Those Engaged In The Examination Of Metallic Combinations By a high temperature, and with little access of air, metallic tellurium sublimes with the deposition of a grey powder. A System of Instruction in the Practical Use of the Blowpipe Being A Graduated Course Of Analysis For The Use Of Students And All Those Engaged In The Examination Of Metallic Combinations By exposing them to the flame of reduction, the sublimate of tellurium disappears and communicates an intense green color to the flame. A System of Instruction in the Practical Use of the Blowpipe Being A Graduated Course Of Analysis For The Use Of Students And All Those Engaged In The Examination Of Metallic Combinations Bismuth, in this latter respect, might perhaps be mistaken for antimony or tellurium; but, by the following examination, it is easy to separate bismuth from antimony or tellurium. A System of Instruction in the Practical Use of the Blowpipe Being A Graduated Course Of Analysis For The Use Of Students And All Those Engaged In The Examination Of Metallic Combinations |
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