Image Details
Caption: Figure A1.
(a) SEM image of a CE-6 lunar grain, which shows a region (solid square, ROI No. 35 in Table A1) that was measured by AFM and other regions (dashed rectangles) that cannot be measured. (b) Surface elevations of a lunar grain contaminated by the tip of the AFM, where repetitive mounds (red arrows) and horizontal scan lines (white arrows) are shown.
© 2026. The Author(s). Published by the American Astronomical Society.