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HomeWorldMinuscule amounts of impurities in vacuum greatly affecting OLED lifetime

Minuscule amounts of impurities in vacuum greatly affecting OLED lifetime

Reproducibility is a necessity for science but has often eluded researchers studying the lifetime of organic light-emitting diodes (OLEDs). Recent research from Japan sheds new light on why: impurities present in the vacuum chamber during fabrication but in amounts so small that they are easily overlooked.

(via WSJ)