| 单词 | phosphor |
| 例句 | Sunlight shines on Europa in its orbit around Jupiter and is reflected back to space, where some of it strikes the phosphors of the Voyager television cameras, generating an image. Cosmos 1980-01-01T00:00:00Z A shadow fell through the green glow of her forehead phosphor. Ship Breaker 2010-05-01T00:00:00Z Another long pause as they both peered at the gloom with her phosphor green paint lighting. Ship Breaker 2010-05-01T00:00:00Z The very idea of a color broadcast was so implausible that Alvarez secreted a small magnet in his pocket to verify that the picture was actually produced by electrons striking a phosphor screen. Big Science 2015-07-07T00:00:00Z His little phosphor LED showed the dust snake slither where the copper cables had gone before him. Ship Breaker 2010-05-01T00:00:00Z He tugged on his last set of clothes, grabbed the phosphor grease, found the silver earring and the luck bag of rice that he’d been given. Ship Breaker 2010-05-01T00:00:00Z Every memoir should brim over with the physical experiences that once streamed in—the smell of garlicky gumbo, your hand in an animal’s fur, the ocean’s phosphor lighting up bodies underwater all acid green. Sacred Carnality 2015-10-11T04:00:00Z Sometimes, even identically labeled CFLs from a single manufacturer have a different color, produced by the specific phosphor coating on the interior. How to figure out why one bulb on a chandelier doesn’t match the others 2016-03-18T04:00:00Z The bar’s beer, wine and cocktail menus will scroll by on two monitors in green phosphor letters against a black screen. Science Fiction Meets Music (Fanatically) at Jupiter Disco 2016-09-06T04:00:00Z “As a manufacturer is changing from making bulbs of one color to another and changing out the phosphors, there could be some bulbs that wind up in the middle.” How to figure out why one bulb on a chandelier doesn’t match the others 2016-03-18T04:00:00Z The blue light is just adjusted using materials called phosphors. The incredible power of blue LEDs 2023-10-16T04:00:00Z First, it’s possible that losing the phosphor layer dims the lamps’ brightness—and streetlights are supposed to emit a certain level of light depending on the type of the road that they’re used on. Streetlights Are Mysteriously Turning Purple. Here’s Why 2023-09-27T04:00:00Z A byproduct of private and industrial food consumption and processing, sludge and compost can replace some of the nitrogen and phosphor from synthetic fertilizers. Little is known about the health impacts of microplastics in our soils 2022-09-29T04:00:00Z They use an approximately 30-kV accelerating potential to send electrons to the screen, where the electrons stimulate phosphors to emit the light that forms the pictures we watch. College Physics for AP Courses 2015-08-12T00:00:00Z Other uses are in the manufacture of special alloys such as ferrophosphorus and phosphor bronze. Chemistry 2019-02-14T00:00:00Z 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 The phosphor technique is sound, says Ram Seshadri, a materials science professor at the University of California, Santa Barbara. Streetlights Are Mysteriously Turning Purple. Here’s Why 2023-09-27T04:00:00Z But Elbit’s latest device uses white phosphor, producing black-and-white images, which officers say creates more contrast and greater clarity at night. The Army’s latest night-vision tech looks like something out of a video game 2021-05-24T04:00:00Z Figure 30.7 This schematic shows the electron beam in a CRT passing through crossed electric and magnetic fields and causing phosphor to glow when striking the end of the tube. College Physics for AP Courses 2015-08-12T00:00:00Z Then, they pass a screen coated with phosphor, a fluorescent substance, to create an image. The Army’s latest night-vision tech looks like something out of a video game 2021-05-25T04:00:00Z Those electrons then hit a tube covered in the fluorescent substance phosphor, creating the image. Upgrades to the US Army’s night vision technology make darkness into a video game 2021-05-03T04:00:00Z The other is to use only blue LEDs but coat them with a type of fluorescent substance called phosphor. Streetlights Are Mysteriously Turning Purple. Here’s Why 2023-09-27T04:00:00Z Other metals valued from the wrecks include copper cables and phosphor bronze propellers. Dutch WWII submarine wrecks disappear from Malaysian seabed 2019-07-08T04:00:00Z A thin gold foil was placed in the beam, and the scattering of the alpha particles was observed by the glow they caused when they struck a phosphor screen. College Physics for AP Courses 2015-08-12T00:00:00Z Traditionally, a green phosphor is used, which is why green-hued night vision imagery is well-known. The Army’s latest night-vision tech looks like something out of a video game 2021-05-25T04:00:00Z But the new ENVG-B tech uses white phosphor tubes, which the Army’s Acquisition Support Center says offer better contrast. Upgrades to the US Army’s night vision technology make darkness into a video game 2021-05-03T04:00:00Z When the blue light from the diodes goes through this layer, the phosphor absorbs some of the blue wavelengths and spits out red and yellow ones. Streetlights Are Mysteriously Turning Purple. Here’s Why 2023-09-27T04:00:00Z For Thrust, Earl Reiback dismantled a television—“detached and emptied the cathode-ray tube” and “scraped” the phosphor layer from the screen—and reassembled it. An Uncanny Display: Algorithmic Art at the Whitney Museum 2018-11-19T05:00:00Z Color television uses a three-color system in which the screen is covered with equal numbers of red, green, and blue phosphor dots. College Physics for AP Courses 2015-08-12T00:00:00Z But Elbit’s latest device uses white phosphor instead, producing black and white images, which officers say creates more contrast and greater clarity at night. The Army’s latest night-vision tech looks like something out of a video game 2021-05-25T04:00:00Z The phosphor can burn away unevenly, leaving permanent, ghostly outlines of images behind. Inside the desperate fight to keep old TVs alive 2018-02-06T05:00:00Z In addition to saving energy, the phosphor method also requires less electric circuitry than LEDs of three different colors do. Streetlights Are Mysteriously Turning Purple. Here’s Why 2023-09-27T04:00:00Z Other metals valued from the wrecks including copper cables and phosphor bronze propellors. Bodies of second world war sailors in Java sea 'dumped in mass grave' 2018-01-22T05:00:00Z Some of the propellors, often the first items to be stolen, are made of phosphor bronze scrap metal, valued at over £2,000 per tonne. British second world war ships in Java Sea destroyed by illegal scavenging 2016-11-16T05:00:00Z Who could deny the alchemical allure of the toxic phosphor tailings ponds in Florida, or the beauty of the scrubby patchwork quilts left by mass deforestation? Edward Burtynsky on his ravaged Earth shots: 'We've reached peak everything' 2016-09-15T04:00:00Z The very idea of a color broadcast was so implausible that Alvarez secreted a small magnet in his pocket to verify that the display actually was produced by electrons striking a phosphor screen. How the father of big science went small with the invention of a color TV tube 2015-07-11T04:00:00Z “The materials that are normally used to make the phosphor are extremely stable,” he says. Streetlights Are Mysteriously Turning Purple. Here’s Why 2023-09-27T04:00:00Z That giant 4:3 box next to the Hi-Fi that sprayed electrons across the front of the phosphor screen of my childhood. My kid doesn't get TV, and she never will 2015-06-11T04:00:00Z The team’s proof-of-principle device sent data at 350 megabits per second over a distance of 5 cm with minimal errors, a rate 35 times faster than a commercially available inorganic phosphor. Dynamic Duo of Compounds Help LEDs Transmit Wireless Data At High Speed 2015-02-17T05:00:00Z The colors can shift during the TV's first few uses, and if you don't use each phosphor evenly, some might stay darker than the rest. The internet made me watch a slideshow of colors on my awesome new TV 2014-11-09T05:00:00Z “Other blues also glow phosphor red but it doesn’t last as long.” Rare 12-Carat 'Blue Moon' Diamond To be Unveiled At L.A. Natural History Museum 2014-08-24T04:00:00Z It’s not like fluorescent either – where an electric current excites a mercury vapor which ultimately leads the phosphor coating on the lamp tube to glow. Bridgelux Enables The LED Revolution From Behind The Scenes 2014-06-13T04:00:00Z That creates a magnetic field inside the bulb that prods mercury to produce ultraviolet light, which in turn creates visible light when it interacts with a special phosphor coating the glass. New Ideas in Lighting Get Closer to Market 2014-05-05T01:40:41Z I also try to find new phosphors for mercury-free lighting applications such as compact fluorescent lamps or light-emitting diodes. 30 under 30: Finding Beauty in Luminescence 2013-06-13T16:15:03.527Z The plasma TV's phosphors need at least 100 hours of use to settle in and get comfy, experts say. The internet made me watch a slideshow of colors on my awesome new TV 2014-11-09T05:00:00Z That’s not just getting the bits and the phosphors to work right or the software. An Inside Look At Silicon Valley's Greatest Game 2013-05-08T18:53:28Z The theoretical efficiency of an LED is about 30%, but commercially available LED materials are ~16%, and making a light bulb involves a power supply, phosphors, a protective container, etc., all of which dissipate energy. LED Light Bulbs Mature At Last 2012-12-13T19:19:52Z The excited vapor then emits invisible ultraviolet light that is absorbed by the bulb's phosphor coating. Can Compact Fluorescent Lightbulbs Damage Skin? 2012-07-25T15:15:05.457Z Before the introduction of magnetic tape, digital storage for early computers used punched cards, paper tape as well as more exotic technologies such as mercury delay lines and the phosphors on cathode ray tubes. Magnetic Tape Turns 60 2012-05-17T16:27:46Z All the parts are of brass except the valve proper, which is of phosphor bronze. An Introduction to Machine Drawing and Design 2012-03-06T03:00:25.777Z In the entire 1903 engine only five basic materials—excepting those in the purchased "magneto" and the platinum facing on the ignition-system firing points—were used: steel, cast iron, aluminum, phosphor bronze, and babbit. The Wright Brothers' Engines and Their Design 2012-02-04T03:00:15.650Z The big ends are lined with white metal and the small ends are bushed with phosphor bronze. Aviation Engines Design?Construction?Operation and Repair 2011-12-04T03:00:04.777Z 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 three main alternatives—fluorescents, LEDs, and a new technology called electron-stimulated luminescence—all emit light by causing a phosphor to glow at certain wavelengths, lopping off the tail. How Optical Illusions Can Build a Better Bulb 2011-08-18T23:45:05.210Z Rare earths appear in a number of products in relatively small quantities—as phosphors in plasma screens, for instance. Experts Skeptical about Potential of Rare-Earth Elements in Seafloor Mud 2011-07-09T10:15:00.223Z The CFL spectrum is a series of spikes, reflecting the combination of phosphors used to approximate white light; CFLs therefore accent certain colors and fail to render others. A better kind of lightbulb? 2011-03-21T12:15:02.077Z It fires a stream of electrons at phosphors coating the inside of the globe. In Battle of the Bulbs, One Based on TV Tubes 2011-03-21T02:41:43Z "Phosphor is direction agnostic, so when you put the phosphor right on the chip, half the amount of light goes downward and half goes up," he adds. The quest for cool: Novel approach leads to brighter, more efficient white LEDs 2011-01-18T12:15:00.223Z In CFLs, electric current energizes argon and mercury vapor, which in turn causes a phosphor coating inside the bulb to emit light. Phasing out the incandescent light bulb 2010-09-08T10:20:00Z The cloudless days and the brilliant nights of low-hung stars and phosphor waters were times of memorable opportunity and paradise for other lovers on that steamer. The Law of Hemlock Mountain The new ESL bulbs use a phosphor, too, but one that does not absorb light at all—instead, it absorbs electrons. A better kind of lightbulb? 2011-03-21T12:15:02.077Z When turning phosphor, tobin or other tough bronze compositions, the tool should be ground with rake the same as for turning steel, and lard oil is sometimes used as a lubricant. Turning and Boring A specialized treatise for machinists, students in the industrial and engineering schools, and apprentices, on turning and boring methods, etc. LEDs are illuminated by the movement of electrons in a semiconductor material, but the common practice of coating the semiconductor with phosphors to produce white light is an impediment to potential improvements. The quest for cool: Novel approach leads to brighter, more efficient white LEDs 2011-01-18T12:15:00.223Z His vast green coil spreads out for leagues; where his great heart beats slow the waters boil; he lifts an eyelid, and the waves far, far above are lit with phosphor light. The Unknown Sea Separately or together, we have more than once failed to enter a dusky room, toward twilight, where those double phosphors burned from your couch corner or out from beneath my easy-chair. The Book of Susan A Novel The oars dipped, striking a dim cloud of phosphor into the eddies they made; and a few strokes of the blades carried us to the side of the little Spitfire. A Marriage at Sea A meteor falls, and foam beneath me breaks; Dim phosphor fires within it faintly die. Sea Poems They contained colorless volatile essences, of the nature of which I shall only say that they were not poisonous—phosphor and ammonia entered into some of them. The Boy Scouts Book of Stories The telescope is fitted with hard phosphor bronze bearing rings and is reversible. Astronomical Instruments and Accessories You may know that phosphor bronze is the finest material for ship-building in the world, but the majority of 'em can't use it on account of the cost of the copper. The Iron Pirate A Plain Tale of Strange Happenings on the Sea As the thing died, the phosphor glow faded from its lashing tentacles. Hunters Out of Space They went through and out into the waste and slums beyond the domes, heading out until there were only the few phosphor bulbs to guide their way. Police Your Planet They contained colourless volatile essences, of what nature I shall say no more than that they were not poisons—phosphor and ammonia entered into some of them. The Haunters & The Haunted Ghost Stories And Tales Of The Supernatural But intelligence in man may be an accident caused by over-nutrition, the brain developing from rich phosphors. Visionaries They contained colorless volatile essences, of the nature of which I shall only say that they were not poisons—phosphor and ammonia entered into some of them. The Best Ghost Stories Half-decayed, it made a little phosphor glowing in the dark and its long teeth flashed as he played a beam of light over it. Hunters Out of Space It was night outside, and the phosphor bulbs at the corners glowed dimly, giving him barely enough light by which to locate the way to the extemporized precinct house. Police Your Planet About the best material for such guard points is either aluminum or phosphor bronze, as such material is lighter than gold and very rigid and strong. Watch and Clock Escapements A Complete Study in Theory and Practice of the Lever, Cylinder and Chronometer Escapements, Together with a Brief Account of the Origin and Evolution of the Escapement in Horology But mutely he beckoned me, And moved like a pillar of livid light Through the humid dark of the foggy night, With eyes deep-sunken and greenly bright As phosphor on the sea. Makers of Madness A Play in One Act and Three Scenes Presently, if I continue to prove worthy of his condescension, my rat will eat phosphor paste out of my hand. Punch, or the London Charivari, Volume 159, July 14th, 1920 I knew she lay above me, Where the casement all the night Shone, softened with a phosphor glow Of sympathetic light, And that her fledgling spirit pure Was pluming fast for flight. The Golden Treasury of American Songs and Lyrics A wheezing chuckle answered him, and a phosphor bulb glowed weakly, shedding some light on a filthy hall. Police Your Planet The sixteen substances,—nutritive cell foods,—of which all of the tissues of the body are composed are: carbon, oxygen, hydrogen, nitrogen, potassium, soda, lime, magnesia, iron, manganese, phosphor, sulphur, silica, chlorine, fluorine and iodine. Valere Aude Dare to Be Healthy, Or, The Light of Physical Regeneration They contained colorless, volatile essences, of the nature of which I shall only say that they were not poisons,—phosphor and ammonia entered into some of them. Haunted and the Haunters I prepared phosphor paste and laid a trail of this loathsome condiment upon the path trodden every afternoon by my rat. Punch, or the London Charivari, Volume 159, July 14th, 1920 There were moments when the sky appeared ceiled with phosphor, which a misty cloud had just brushed and set to dazzling. Fate Knocks at the Door A Novel At the front of each building, a dim phosphor bulb glowed; when darkness fell, they would have nothing else to see by. Police Your Planet The ram is divided inside into two compartments, each having a phosphor bronze air piston. Scientific American Supplement, No. 799, April 25, 1891 Of these the two rings nearest to the piston head were of the ordinary cast-iron type, while the others were of phosphor bronze, so arranged as to take the side thrust of the piston. A History of Aeronautics The phosphor paste, like arsenic, has added brightness to his eye and brought a beautiful lustre to his smooth brown coat. Punch, or the London Charivari, Volume 159, July 14th, 1920 So, the phosphor coating gets hit with a strong electron beam, full of high voltage energy, and the phosphor glows, just for a few milliseconds. Terminal Compromise: computer terrorism: when privacy and freedom are the victims: a novel Sheila stood outlined in the doorway against the dim glow of a phosphor bulb. Police Your Planet The phosphor bronze wire is more difficult to wind satisfactorily, for it is harder to bend than the copper wire, and it has the further disadvantage of being more brittle. The Dancing Mouse A Study in Animal Behavior They contained colourless volatile essences, of the nature of which I shall only say that they were not poisons— phosphor and ammonia entered into some of them. Pausanias, the Spartan The Haunted and the Haunters, an Unfinished Historical Romance Just one glance from her was as seductive as a kiss; and when she called me, her voice darted like a wine-ray right into my soul's phosphor. Hunger There is an electron beam that writes to the surface of the screen, the phosphor coated one. Terminal Compromise: computer terrorism: when privacy and freedom are the victims: a novel Zinc or phosphor tin may be used in place of ordinary solder to tin the surfaces or to fill small holes or cracks. Oxy-Acetylene Welding and Cutting Electric, Forge and Thermit Welding together with related methods and materials used in metal working and the oxygen process for removal of carbon The soil is being carried into the sea; it's precious dust of nitrogen and phosphor blown to the ends of the earth. The French in the Heart of America Bonfire visible to London, alarming her guilty towers, and shaking the Monument with an ague fit—all done by a little vial of phosphor in a Clown's fob! The Works of Charles and Mary Lamb — Volume 6 Letters 1821-1842 The frown returned, became almost savage, when the fat physician continued:-- "To see the phosphor is too much moon, Mrs. Forrester?" Dragon's blood There is no moon; the sea-circle is black as Acheron; and our phosphor wake reappears quivering across it,—seeming to reach back to the very horizon. Two Years in the French West Indies And now the largest orbit of the year, Leaning o'er black Mocattam's rubied brow, Proceeded slow, majestic, and serene, Now seemed not further than the nearest cliff, And crimson light struck soft the phosphor wave. Gebir In it is the new model Maxim rapid- fire gun, mounted very strongly on an apparatus of steel and phosphor bronze, the invention of Canadian engineers. A History of the Nations and Empires Involved and a Study of the Events Culminating in the Great Conflict The speakers, sundry phantoms of the gone, Had risen like filmy flames of phosphor dye, As if the palest of sheet lightnings shone From the sward near me, as from a nether sky. Satires of Circumstance, lyrics and reveries with miscellaneous pieces As the night wore on, several showers fell, accompanied by almost incessant bolts of lightning, but the rainfall only added moisture to the ground and this acted like fuel in reviving the phosphor. The Outlet They contained colorless, volatile essences, of the nature of which I shall only say that they were not poisons,— phosphor and ammonia entered into some of them. The Lock and Key Library Classic Mystery and Detective Stories: Old Time English On Wednesday defendant went to Bow Police Station and stated that he had swallowed a quantity of phosphor paste, as he was hard up and unable to obtain work. The People of the Abyss The luminous atoms dissolved in the caldron might as little be fraught with a vital elixir as are the splendors of naphtha or phosphor. The Lock and Key Library Classic Mystery and Detective Stories: Old Time English |
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