Chemistry Blog

Tag Archive: Bradley Nelson

Jan 16

NanoPropulsion


Stephen J. Ebbens Jonathan Howse The current state of the art in nanopropulsion devices was recently reviewed by Ebbens and Howse in an article last Friday.[SoftMatter] A short summary of the nano- systems is presented below with video action shots when I could find them. The Whitesides Catalyst: Pt Fuel: H2O2 Propulsion: Bubble propulsion Terrain: …

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Sep 06

Metallic Flagella


Bradley Nelson The control of metallic flagella with magnetic fields is the subject of a recent paper by Li Zhang and Bradley Nelson.[NanoLett] The synthetic approach is a top-down process, and an image of a pre-released flagellum is shown below. Although typical bacteria like E. Coli are 1-2 μm long, this system is still a …

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