See if you can find the 8 differences in each set of images.
Antimony selenide dendritic micro-trees
Sb2Se3 is a promising solar-cell material with an interesting nanoribbon crystal structure. By slowing its growth rate, the material forms a series of branched structures. This image was recorded with a simple optical microscope and used no image processing or coloring.
Jon Major, University of Liverpool, UK.
Morphology of winter
The design rules and building blocks of biology are attractive resources in the creation of synthetic inorganic or hybrid nanomaterials, especially those built in a bottom-up hierarchical manner. The image shows synthesized nickel nanofoams using an M13 bacteriophage template.
Uyanga Tsedev, Massachusetts Institute of Technology, USA.
April 2019 answer key
Answers will be published in the August 2019 issue.
