News tagged with phosphor

New life for old TV screens

Television sets have changed dramatically in recent years, with the introduction of flat-screen LCD, plasma and LED monitors. These new technologies have virtually eliminated the old-fashioned cathode ray ...

dateSep 26, 2013 in Other
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Old concrete can protect nature

Usually we think of demolished concrete walls and floors as environmental contaminants, but in fact this material may turn out to be a valuable resource in nature protection work. This is the conclusion from ...

dateAug 22, 2013 in Environment
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New material for warm-white LEDs invented

Light emitting diodes, more commonly called LEDs, are known for their energy efficiency and durability, but the bluish, cold light of current white LEDs has precluded their widespread use for indoor lighting.

dateJan 18, 2013 in Engineering
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World phosphorous use crosses critical threshold

(PhysOrg.com) -- Recalculating the global use of phosphorous, a fertilizer linchpin of modern agriculture, a team of researchers warns that the world's stocks may soon be in short supply and that overuse in the industrialized ...

dateFeb 14, 2011 in Environment
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