Plasmons in an Open Box Create Miniature Laser | NIST

Plasmons in an Open Box Create Miniature Laser | NIST

Plasmons in an Open Box Create Miniature Laser

Scientists at the National Institute of Standards and Technology (NIST) have developed the first miniature laser in which the light is guided along the floor of an open metallic trench. The laser could act as a nanoscale device to sense minute amounts of pollutants and other chemicals in the environment, or detect the surface binding of biomolecules for medical diagnostics.

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