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Gallium (beating heart) - Periodic Table of Videos

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The team at periodicvideos has created a TED-Ed Lesson for every element of the periodic table. This one is about gallium. Discover gallium and be amazed as you watch the experiment called "the beating heart".

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Our updated video about Gallium includes an experiment called "the beating heart" and news of a breakthrough in the Periodic Table of Videos' labs!
For all the basics about gallium, check out the Visual Elements Periodic Table.
For everything you ever wanted to know about gallium, check out The Elements by Theodore Gray.
Gallium’s most important modern application is in semiconductor crystals. Silicon semiconductors stop working at frequencies above a few gigahertz. However, gallium arsenide circuits can operate as high as 250 GHz, which is at the upper end of the microwave frequency range.
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LED is only one of a large number of acronyms that exist in science. How many of them can you list, along with what they stand for?
09/09/2014 • 
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