News tagged with optical emission

Rediscovering spontaneous light emission

Berkeley Lab researchers have developed a nano-sized optical antenna that can greatly enhance the spontaneous emission of light from atoms, molecules and semiconductor quantum dots. This advance opens the door to light-emitting ...

dateFeb 03, 2015 in Optics & Photonics
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A cosmic exclamation point

( -- VV 340, also known as Arp 302, provides a textbook example of colliding galaxies seen in the early stages of their interaction. The edge-on galaxy near the top of the image is VV 340 North and the face-on ...

dateAug 12, 2011 in Astronomy
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New laser -- it's a gas, gas, gas... sensor

( -- A new generation of optical sensors is enabling the development of robust, long-lasting, lighting-fast trace gas detectors for use in a wide range of industrial, security and domestic applications.

dateDec 04, 2009 in Engineering
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