Look Again
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LOOK AGAIN
Just for Fun! See if you can find the 8 differences in each set of images.
Metal–organic framework fireworks Scanning electron micrograph of a network formed by peptide amphiphile nanofibers and hyaluronic acid.
Scanning electron microscope image of metal–organic framework colloidal particles with six branches prepared by post-synthesis etching. The porous particles show improved catalytic behaviors and look like sponges in the sea or fireworks on a starry night. Each particle is pseudo-colored to highlight the complicated surface morphologies.
Jacob Lewis, Northwestern University, USA.
Zihao Ou, University of Illinois at Urbana-Champaign, USA.
Regenerative nano-gel
August 2019 answer key
Answers will be published in the December 2019 issue. Images on the top were submitted to the Materials Research Society “Science as Art” competition. Images on the bottom were modified in Adobe Photoshop for this “Look Again” activity.
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• VOLUME 44 • OCTOBER 2019 • www.mrs.org/bulletin Downloaded MRS fromBULLETIN https://www.cambridge.org/core. University of Georgia Libraries, on 03 Jan 2020 at 15:56:59, subject to the Cambridge Core terms of use, available at https://www.cambridge.org/core/terms. https://doi.org/10.1557/mrs.2019.249
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