Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
SEM images of: (a) Good 3D microstructures fabricated by polymer injection moulding using a milling shim, with enough washing time. (b) Defected structures caused by insufficient washing time (less than 30 min). (c) Defected structures when the shim did not have a washing step. (d) The enlargement of two defected microstructures shown in (c).
