James Hedberg

ult-spm ready to get cold

 typewriterJune 5th, 2010 by

After a few months of being warm, the ult-spm is ready to take the plunge and get cold. We’ve got a new sample of quantum dots ready for probing. Maybe this time we’ll see the rings.

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a little piece of copper

 typewriterJune 1st, 2010 by

It’s been a while since I’ve been in the machine shop. (I’m supposed to be spending my time with my hands on a keyboard now, rather than dials and knobs) So, it’s always nice when there’s an emergency part that needs making. Here’s the latest such piece: it’s a OFHC copper bobbin we’ll use for […]

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