Entry: #4272 (2nd Prize)
Contestant: Shiqiang Wang
Affiliation: University of Limerick
Object Imaged: A coordination polymer or metal-organic framework crystallized for 1.5 years!
Conditions: The solution was heated at around 100 degree C for 1 day and then filtered to a new vial. The vial was left still for 1.5 years.
Image taken with: Microscope; MeiTu software