The Smallest Laser Ever
Optics & Photonics Focus
Volume 7 Story 5 - 16/11/2009

How a spaser looks like

The spaser is formed by a gold core, which is surrounded by a glasslike shell filled with green dye molecule to create a sphere of 44 nanometers in diameter.
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How a spaser looks like. The spaser is formed by a gold core, which is surrounded by a glasslike shell filled with green dye molecule to create a sphere of 44 nanometers in diameter.