SemiLEDs Corporation /quotes/zigman/119318/delayed/quotes/nls/leds LEDS +6.25% , a global provider of vertical LED technology solutions, today announced sampling and volume availability of the EV-W series of white LED chips, providing LED packagers with a vastly increased range of capabilities while lowering production costs. The new EV-W chips incorporate SemiLEDs' proprietary ReadyWhite(TM) phosphor technology, which delivers a highly uniform phosphor coating across the emitter surface, greatly increasing color precision and uniformity.