Quantum dots brighten the future of lighting

(Phys.org) -- With the age of the incandescent light bulb fading rapidly, the holy grail of the lighting industry is to develop a highly efficient form of solid-state lighting that produces high quality white light.

Conquering LED efficiency droop

WASHINGTON, April 30--Like a coffee enthusiast who struggles to get a buzz from that third cup of morning joe, light-emitting diodes (LEDs) seem to reach a point where more electricity no longer imparts the same kick and ...

Rebates to cut price of $60 LED bulb

(AP) -- How much would you pay for an amazing, state-of-the-art light bulb? Shoppers will be asking themselves that very question at Home Depot and other outlets starting Sunday - Earth Day - when the bulb that won a $10 ...

Developing sustainable power

The invention of a long-lasting incandescent light bulb in the 19th century spurred on the second wave of the industrial revolution, illuminating homes, extending leisure time and bringing us to the point today where many ...

Building a better light bulb

Scientists study the movement of charge carriers to design an organic LED that is energy efficient and still casts a warm, natural glow.

Next-generation light bulb shines at CES

A California startup out to change the world shined at the Consumer Electronics Show on Thursday with a light bulb blending beauty and efficiency with love for the Earth.

GOP wins battle of the bulb

Congress has dodged a government shutdown, agreeing to a $1 trillion spending bill that features a variety of rare compromises. Both Democrats and Republicans won some concessions, and it's too early to say who came out on ...

A bright idea: Energy-saving apps

It's possible that Tanya Morris has become something of a pest. And she delights in it. Wherever she goes, she's likely to whip out her iPad and open her favorite app: the Light Bulb Finder.

Alternative LED lighting combats energy crisis

Alternative lighting is emerging as a potent method to combat the energy crisis. Light-emitting diode (LED) lighting technologies could provide an innovative way to save energy and make wasteful lighting obsolete.

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