LEGO AFM
Students from the University College London (UCL), Tsinghua University and Peking University have built an atomic force microscope (AFM) or nanoscope using toy LEGOs.
The AFM, dubbed LEGO2NANO, costs less than $500 to make. In contrast, traditional AFMs cost $100,000 or more. The system was made using LEGOs, Arduino controllers, 3D printed parts and consumer electronics.
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