Ben Krasnow
Sunday, September 11, 2022
High speed X-ray video: jumping beans, wind-up toys and more!
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High-speed X-ray video captured with a Dectris photon-counting detector. I show how the process works and how this detector is different th...
Tuesday, May 31, 2022
Drawing on a plasma display with a laser pointer
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An orange plasma display will retain an image caused by incident near-UV light. This is an interesting visual combination of photoelectric,...
Saturday, April 9, 2022
Silver nanoprisms grown into structural colors by high power LEDs
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How to chemically synthesize silver nanoparticles, then grow them into triangular nanoprisms with light from a variety of LEDs. Each color L...
Sunday, January 9, 2022
Olestra (zero calorie cooking oil) - chemical synthesis and taste test
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I synthesized olestra from biodiesel, sugar, and soap with a sodium metal catalyst. I also describe some of the history of olestra's dev...
2 comments:
Monday, November 22, 2021
X-ray timelapse of fluid movement in plants, stop-motion animation, sensor teardown/repair
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I repaired a large digital x-ray detector and used it to record timelapse and stop-motion animations of plants, a clock, and a camera lens. ...
4 comments:
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