Aangstrom: A low-cost scanning tunneling microscope with three-point motorized coarse positioning and custom mixed-signal electronics
Gautham Anne mail
OSHWA UID
US002859 Project WebsiteCertification Date
September 25, 2026
Country
United States of America
Aangstrom is a low-cost scanning tunneling microscope developed as an undergraduate engineering project at Northwestern University. It was designed around a target hardware cost of approximately US$300 and combines a stepper-driven coarse positioning stage, a quadrant unimorph piezoelectric scanner, a tunneling-current transimpedance amplifier, control electronics, and a dedicated power-supply board.
Version
1.0Licenses
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Project Type
Education
3D Printing
Electronics
Robotics
Science
