2D electrons under Quantum Hall effect
2.5x2.5 microns topographic map of random potential by SPM microscopy (Scanning capacitive mode). SPM image courtesy Prof. Gleb Finkelstein. Duke University Physics Department. Acknowledgements: A. Hatzor & B. A. Mantooth. ScienceGL - Advanced 3D visualization software for microscopy
As with the previous picture, I will post the others in this series over time. To see it all now, visit the Nanotechnology Now Gallery.
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