|
1. Photograph of an instrumented oscillatory flow tunnel outfitted with rough-surfaced false floor. |
|
2. Photograph of a planar laser and an aSOA placement in incipient motion experiments. |
|
3. Photograph of an oscillatory flow tunnel outfitted with movable sand floor, black cloth backdrop, and instrumentation. |
|
4. Photographs of buried and unburied round (A) and ellipsoidal (B) artificial sand and oil agglomerates deployed in the sea-floor interaction experiments. |
|
5. Photograph of a GoPro camera deployed in the oscillatory flow tank in the trough of the rippled sand bed. |
|
6. Photographs of tightly (A) and loosely (B) arranged artificial sand and oil agglomerates to simulate a mat deployment of sand and oil agglomerates. |
|
7. Photographs of reference checkerboard placed in the tank after the experiments (A) and the automatically extracted grid corners found during image processing (B). |
|
8. Plot of artificial sand and oil agglomerate diameter versus shear-stress on a log scale. |