AJ
A.T. Charlie Johnson
Rated 5.00/5.00
University of Pennsylvania
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⭐ 5.0010/29/2025
Makes learning a joyful experience.
About A.T. Charlie
Academic Profile
Academic Background: PhD in Physics from Harvard University (1990).
Research Interests: Nanotechnology, graphene, and condensed matter physics.
Appointments: Professor of Physics at the University of Pennsylvania.