Greg M. Johnson
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Greg M. Johnson
@semiconodon.bsky.social
110 followers 380 following 3 posts
Mapping electrical properties for fun and profit. Apps Dev @ Carl Zeiss Microscopy. Opinions my own.
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semiconodon.bsky.social
What actually happens electrically inside advanced-node devices when you remove material one nanometer at a time?
Join my webinar on Conductive
AFM at the link below!

attendee.gotowebinar.com/register/200...

#physics #AFM #manufacturing #microscopy #STEM #microelectronics
Scanning electron microscope, image of an atomic force microscopy diamond tip resting on a 7 nm delayered SRAM. AFM-in-SEM can simultaneously mill and look for electrical anomalies. It’ll be a great talk.
January 15, 2026 at 10:14 PM
semiconodon.bsky.social
Ever wondered how semiconductor failure analysis engineers find defects or characterize individual devices?

Join my webinar, Monday night (ET US), to learn …

“Ten signals for Device Characterization and Defect Localization”

register.gotowebinar.com/register/580...

#physics #manufacturing
November 7, 2025 at 9:36 PM
Reposted by Greg M. Johnson
adamspink.bsky.social
Did you know that the Heathrow control tower has a set of German Zeiss spotting binoculars from the Second World War?
Black and white photo of the binocluars being used by German Army personnel in the Second World War Photo of the binoculars in the control tower at Heathrow photo of the binoculars in the control tower at Heathrow
December 2, 2024 at 6:22 PM