New detector uses nanotubes to sense deadly gases

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MIT researchers are designing sensors that use carbon nanotubes shown here in middle and at top to detect hazardous gases. Image: Chang Young Lee
MIT researchers are designing sensors that use carbon nanotubes, shown here in middle and at top, to detect hazardous gases. Image: Chang Young Lee

Using carbon nanotubes, MIT chemical engineers have built the most sensitive electronic detector yet for sensing deadly gases such as the nerve agent sarin.


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