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The GE Genius Series: Anil Duggal and OLEDs

GE’s Anil Duggal explains his research on organic light emitting diodes, or OLEDs, which are thin films of organic molecules sandwiched between sheets of plastic that illuminate when electricity is applied.

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[[GE Genius Series:Anil Duggal, physical chemist][Produced by Vivek Kemp for GE]]

[I'm Vivek Kemp for GE Reports. ]

[Many people believe that Thomas Edison invented the light bulb. ]

[In fact, in 1879, Edison perfected an ]

[already 70-year-old device making]

[bulbs into the practical and consumer-ready products]

[we're all screwing into light sockets today. ]

[So it seems fitting that 130 years after Edison]

[improved light bulbs, the next genius in ]

[our series is redefining our need for them]

[all over again.]

[Anil Duggal is a chemist and head of GE's Electronic Materials]

[Systems Advanced Technology Program. ]

[He has been leading the corporation's research in organic]

[light emitting diodes, or OLEDs.]

[You're already familiar with LED technology ]

[in cell phone buttons, and, of course, those ever-sleek]

[LED flat-screen TVs. ]

[Duggal's organic LEDs are a little different. ]

[They're implanted on thin sheets of plastic that]

[can be bent, cut, they can even be folded.]

[And eventually, Duggal says, they will be manufactured on ]

[giant presses, similar to a newspaper printing]

[press, and people will simply tack up their lights to walls or drapes.]

[[Portable Lighting, Flexible Lamp] Imagine your wallpaper as a lighting source. ]

[Duggal says that day is actually coming soon. ]

[[Decorative Lighting, Wall Peel] Anil Duggal talks to me ]

[from his office in GE's Global Research Center]

[in upstate New York. ]

[Thanks for taking the time.]

[[A.D.] No problem. ]

[[V.K.] So explain to me about what OLEDs actually are and how they operate.]

[[A.D.] This new technology came about called organic LEDs,]

[which are basically really thin, organic]

[materials sandwiched between electrodes,]

[and when you put a voltage across them light comes out. ]

[What's really neat about this technology is that]

[you could potentially print]

[these organic materials the same way you print a newspaper, ]

[So you could potentially take]

[a piece of plastic and put]

[these organic materials on, put a voltage across them, and light comes out. ]

[GE is a lighting company so we said, "Hey, maybe we]

[should try to make this work for lighting."]

[[V.K.] That's so cool.]

[So no more lightbulbs, we'll just have light sheets?]

[[A.D.] Yeah, we still have a lot of issues to solve, but]

[if our dream comes true here we'll hopefully ]

[just have a roll and you'll just sort of lay it out]

[where you want it. ]

[You can wrap it around things, plug it in, and you'll get light out. ]

[[V.K.] Were you always destined to be a scientist?]

[Was it a foregone conclusion?]

[[A.D.] I used to think so, but, no, I guess]

[I always thought I'd be a scientist and I went to college]

[and the first year I took all the science courses, etc. ]

[But I actually got pretty turned off from science after that first year.]

[It just got frustrating.]

[It seemed like it was just endless]

[book problems that you had to solve, but you never got]

[to the big picture about why]

[things were happening on a bigger picture. ]

[My sophomore year in college ]

[I actually just stopped doing science courses and started]

[taking religion courses and reading about philosophy]

[and all that stuff. ]

[So, yeah, I almost went in a different direction.]

[[V.K.] Anil, as you know, our series is called The GE Genius Series.]

[There seem to be two questions that come up]

[when you have such a lofty name. ]

[The first is are you a genius?]

[And second, do you see the world differently than the average person might?]

[[A.D.] I don't think so.]

[I might just ask different questions, but certainly don't think I ]

[have a different wiring of my brain. ]

[[V.K.] To go back to light bulbs for a quick second, so much of our world]

[is centered on the light bulb. ]

[In fact, GE was really kind of built on lightbulbs. ]

[How do you feel about fundamentally changing]

[this quintessential part of our lives?]

[[A.D.] I love the idea, actually. ]

[It's sort of creative construction. ]

[It's great if you can come up with something that's better than what was there before]

[and change it. ]

[It's exciting.]

[I don't have any sort of negative feeling about it. ]

[[V.K.] Thanks for taking the time.]

[[A.D.] No problem, thank you.]

[[V.K.] That was Anil Duggal, chemist and head of GE's Electronic]

[Materials Systems Advanced Technology Pogram.]

[You can learn more about his work]

[on the GE Global Research blog]

[at www.grcblog.com. ]

[[GE, imagination at work]]