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The Superalloys
... very high temperatures. But impressive as nickel is on its own, it's when it's combined as an alloy with other elements that it really comes into its own. Alloying, which simply means adding small amounts of ...
Making Metals Take the Heat
... performance of these materials is still not enough on its own, and other design tricks are also needed to keep the ... properties when compared to the pure metals on their own. At 1000°C, Ni 3 Al can withstand a load equivalent to ...
Sending a balloon to space
... we bought off the Internet made more noise of its own than it picked up from the environment, so that was a ... pet dogs inspired a surge of animal owners to submit their own. The stand-out winner, though, was a lady from Cape Town ...
Charged up - the batteries lighting the way to a more sustainable future
... and added a small heater, powered by some of the battery's own energy. They wrapped it in thick insulating material, ...
Making life better on a global scale
... electricity. Though initially the concept of using your own waste to help make power for everyone seemed strange, it ...
Catching Energy From the Sun
... of these device types are incredible inventions with their own particular advantages and disadvantages. Each material ...