Here’s another example of what happens when dust lands on my sample just before
the etching phase. The giant wing-like airy structure is the dust - due to the
odd way nanoscale forces work, this fragile thing remains upright and intact
even after the sample’s tilted and jostled.
![(Untitled)](/content/images/size/w795/2fbb840a36e74be86e1c25b0dcd54fda/tumblr_msvayhfOEH1spzrmao1_1280.jpg)