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when were blue leds invented

Why Blue LED Earned a Nobel Prize if Reds and Greens Already Existed for  Decades? | by Anna Ned | Predict | Medium
Why Blue LED Earned a Nobel Prize if Reds and Greens Already Existed for Decades? | by Anna Ned | Predict | Medium

Bright Idea: How Blue LEDs Changed the World | Live Science
Bright Idea: How Blue LEDs Changed the World | Live Science

Lightbulb moment for Nobel physicists: prize awarded for inventing blue LEDs  | Nobel prizes | The Guardian
Lightbulb moment for Nobel physicists: prize awarded for inventing blue LEDs | Nobel prizes | The Guardian

Invention of blue LEDs wins physics Nobel - BBC News
Invention of blue LEDs wins physics Nobel - BBC News

Nobel prize in physics goes to inventors of blue light-emitting diodes |  Nobel prizes | The Guardian
Nobel prize in physics goes to inventors of blue light-emitting diodes | Nobel prizes | The Guardian

the history of LED lighting - energy saving lighting
the history of LED lighting - energy saving lighting

The inventors of blue LED lights just won the Nobel Prize. Here's why. - Vox
The inventors of blue LED lights just won the Nobel Prize. Here's why. - Vox

The Story Behind Shuji Nakamura's Invention of Blue LEDs - LEDinside
The Story Behind Shuji Nakamura's Invention of Blue LEDs - LEDinside

Inventors of Blue LED Win Nobel Prize - Vox
Inventors of Blue LED Win Nobel Prize - Vox

How the Blue LED Changed the World, and Won a Nobel Prize
How the Blue LED Changed the World, and Won a Nobel Prize

My favourite Nobel prize: the blue LED that lights up the modern world –  Physics World
My favourite Nobel prize: the blue LED that lights up the modern world – Physics World

Nobel Prize Goes to Inventors of Blue LED: Why It Was Revolutionary
Nobel Prize Goes to Inventors of Blue LED: Why It Was Revolutionary

LED there be light: 3 share Nobel for blue diode
LED there be light: 3 share Nobel for blue diode

2014 Nobel Prize in Physics awarded to inventors of blue LEDs
2014 Nobel Prize in Physics awarded to inventors of blue LEDs

3 Scientists Win Nobel In Physics For Development Of Blue LED : The Two-Way  : NPR
3 Scientists Win Nobel In Physics For Development Of Blue LED : The Two-Way : NPR

Nobel Shocker: RCA Had the First Blue LED in 1972 - IEEE Spectrum
Nobel Shocker: RCA Had the First Blue LED in 1972 - IEEE Spectrum

How Blue LEDs Work, and Why They Deserve the Physics Nobel | NOVA | PBS
How Blue LEDs Work, and Why They Deserve the Physics Nobel | NOVA | PBS

Shuji Nakamura - Wikipedia
Shuji Nakamura - Wikipedia

Why the blue LED should light up your life (and won a Nobel Prize) -  Science in the News
Why the blue LED should light up your life (and won a Nobel Prize) - Science in the News

Japanese Nobel laureate Isamu Akasaki, inventor of blue LED, dies
Japanese Nobel laureate Isamu Akasaki, inventor of blue LED, dies

Nobel Prize for the Discovery of the Blue LED | Architect Magazine
Nobel Prize for the Discovery of the Blue LED | Architect Magazine

The Blue LED Problem: How a Difficult Solid State Physics Obstacle Delayed  LED Technology by Decades – rAVe [PUBS]
The Blue LED Problem: How a Difficult Solid State Physics Obstacle Delayed LED Technology by Decades – rAVe [PUBS]

Lightbulb moment for Nobel physicists: prize awarded for inventing blue LEDs  | Nobel prizes | The Guardian
Lightbulb moment for Nobel physicists: prize awarded for inventing blue LEDs | Nobel prizes | The Guardian

Nobel Prize in Physics 2014: Why Were Blue LEDs so Hard to Make?
Nobel Prize in Physics 2014: Why Were Blue LEDs so Hard to Make?

Why A Blue LED Is Worth A Nobel Prize | Popular Science
Why A Blue LED Is Worth A Nobel Prize | Popular Science