Porcelain, Tungsten, and other yaks
Yak shaving : Any apparently useless activity which, by allowing you to overcome intermediate difficulties, allows you to solve a larger problem. —Wiktionary I didn’t […]
2017: Year in Review
Looks like I haven’t made a lot of time for blogging this year. I’ve been too busy taking photos with Milly! Here are some of […]
Experiments in nano manufacturing
There’s Plenty of Room at the Bottom. —Richard Feynman With the recent demise of Milly’s electron emitter, I attempted to make a new one. Much […]
New Year, New Emitter
We can easily forgive a child who is afraid of the dark; the real tragedy of life is when men are afraid of the light. […]
AmScope upgrades
I designed a 3D-printable eyepiece holder that mates a Raspberry Pi camera to a popular inexpensive stereo inspection scope. This lets me send 5MP images from my AmScope straight […]
SEM back online
A couple of months ago, Milly started having beam issues. At the time it seemed like emitter trouble. New emitter modules run about $3k, so I […]
Cheap digital optical microscope
I recently picked up an AmScope SE400Z inspection scope. It’s a handy desktop microscope that sells for under $200. The large area under the objective […]
All that glitters…
Here’s an image of a gold calibration target. To give you an idea of the scale, that line representing 100 nanometers is roughly the diameter of […]