Creating A Joule-Thomson Cryocooler And A Little Bit Of History At Home

The fun part about crycoolers is that there are so many different and exciting ways to make stuff cold, based on a wide variety of physics. This is why after first exploring the Stirling/GM cycle a…

A DIY Pulse Tube Cryocooler In The Quest For Home-Made Liquid Nitrogen

What if you have a need for liquid nitrogen, but you do not wish to simply order it from a local supplier? In that case you can build your very own pulse tube cryocooler, as [Hyperspace Pirate] is …

About As Cold As It Gets: The Webb Telescope’s Cryocooler

If you were asked to name the coldest spot in the solar system, chances are pretty good you’d think it would be somewhere as far as possible from the ultimate source of all the system’s…

Webb's MIRI Camera Reaches its Critical Supercooled 'Pinch Point'

The instrument is minus 447 degrees Fahrenheit.