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(top) Photograph of the device showing trapped nanosheet centroids for all trials, n = 94 (red). Detailed view (bottom) shows the distribution of the centroids. The blue crosshair indicates the desired centroid position, which is aligned with the corner of the trap in the xdirection and offset half a nanosheet’s width from the trap wall in the y-direction, as shown. Scale bars: (top) 1 mm (bottom) 500 μm.
