News tagged with light emission

Unlocking the secrets to dark matter

University of Miami astrophysicist Nico Cappelluti studies the sky. An assistant professor in the Physics Department, Cappelluti is intrigued by the cosmic phenomena of super massive black holes, the nature of dark matter, ...

dateApr 16, 2018 in Astronomy
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Assessing quantum dot photoemissions

Recent research from Kumamoto University in Japan has revealed that polyoxometalates (POMs), typically used for catalysis, electrochemistry, and photochemistry, may also be used in a technique for analyzing quantum dot (QD) ...

dateMar 02, 2018 in Nanophysics
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German nights get brighter—but not everywhere

Nights in the German federal states (Bundesländer) have been getting increasingly bright—but not everywhere at the same rate, and with one peculiar exemption: Light emissions from Thuringia decreased between 2012 and 2017. ...

dateFeb 26, 2018 in Ecology
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Researchers invent light-emitting nanoantennas

Scientists from ITMO University have developed effective nanoscale light sources based on halide perovskite. Such nanosources are based on subwavelength nanoparticles serving both as emitters and nanoantennas and allow enhancing ...

dateFeb 19, 2018 in Nanophysics
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Quantum dot ring lasers emit colored light

Researchers have designed a new type of laser called a quantum dot ring laser that emits red, orange, and green light. The different colors are emitted from different parts of the quantum dot—red from the core, green from ...

dateJan 22, 2018 in Nanophysics feature
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Ultra-thin light emitting diodes

National University of Singapore scientists have developed energy efficient ultra-thin light-emitting diodes (LEDs) for next generation communication technologies.

dateJan 08, 2018 in Nanophysics
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