Incredible Shrinking Ceramic

By Fred GuterlJan 1, 1997 6:00 AM


Sign up for our email newsletter for the latest science news

Most materials expand when heated, often to the chagrin of engineers. Last April, Arthur Sleight of Oregon State University in Corvallis and his colleagues announced that they had found a ceramic called zirconium tungstate that shrinks as its temperature rises. The material is made up of zirconium and tungsten atoms connected by oxygen atoms, which, when heated, bend like elbow joints. The atoms pull closer together, causing the structure to contract.

1 free article left
Want More? Get unlimited access for as low as $1.99/month

Already a subscriber?

Register or Log In

1 free articleSubscribe
Discover Magazine Logo
Want more?

Keep reading for as low as $1.99!


Already a subscriber?

Register or Log In

More From Discover
Recommendations From Our Store
Shop Now
Stay Curious
Our List

Sign up for our weekly science updates.

To The Magazine

Save up to 40% off the cover price when you subscribe to Discover magazine.

Copyright © 2023 Kalmbach Media Co.