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Sensors

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A new approach helps researchers make tiny three-dimensional structures. Pictured are two packaged microchips, each with tiny bridges fabricated on their surfaces.

Tiny 3-D chips

MIT researchers develop a new approach to producing three-dimensional microchips.

February 28, 2012

A glass stamp reproduces precise, nanometer-scale etchings in silver. The original engraving, pictured above, is 10 microns wide — less than a quarter of the diameter of a human hair.

Tiny stamps for tiny sensors

New glass stamp may make cheaper, more precise biosensors.

October 19, 2011

Simon Laflamme, left, and Jerome Connor

A ‘sensing skin’ for concrete

New type of sensor could immediately detect tiny cracks in structures and relay their exact location.

July 1, 2011

The MIT researchers' sensor uses carbon nanotubes (in yellow) covered in protein fragments to detect even a single molecule of an explosive, such as the TNT molecule shown here.

Finding a needle in a haystack

New sensor developed by MIT chemical engineers can detect tiny traces of explosives.

May 10, 2011