Finding new semiconductor materials that emit light is essential for developing a wide range of electronic devices. But making artificial structures that emit light tailored to our specific needs is an even more attractive ...
Nanophysics
Feb 18, 2020
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121
It's easy to control the trajectory of a basketball: Just apply mechanical force coupled with human skill. But controlling the movement of quantum systems such as atoms and electrons is much more challenging, as these minuscule ...
Quantum Physics
Nov 30, 2022
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283
Researchers have developed a new laser-based system that offers an efficient and low-cost way to detect fires in challenging environments such as industrial facilities or large construction sites. With further development, ...
Optics & Photonics
Sep 25, 2019
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14
(Phys.org) —Noise from traffic and artificial night lighting cause birds in the city centre to become active up to five hours earlier in the morning than birds in more natural areas. These were the findings from an investigation ...
Ecology
Sep 24, 2013
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0
Light pollution is changing the day-night cycle of some fish, dramatically affecting their feeding behaviour, according to our recently published study.
Ecology
Nov 25, 2016
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28
Scientists have recognised for some years that light pollution from buildings, vehicles and streetlights is a growing phenomenon that impacts on the behaviour and success of many animals including migrating birds, hunting ...
Ecology
May 1, 2017
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28
Solar cells, light emitting diodes, displays and other electronic devices could get a bump in performance because of a discovery at the Department of Energy's Oak Ridge National Laboratory that establishes new boundaries ...
Materials Science
Feb 21, 2012
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0
Light pollution is increasingly being recognized as yet another of humanity's many impacts on the rest of the natural world. Artificial light at night, or 'ALAN' to use the researchers' name for the phenomenon, can alter ...
Plants & Animals
Jul 1, 2020
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138
Artificial light at night is a threat to astronomical research, personal safety, and the health of both humans and wildlife. The problem is worsening with the proliferation of LED billboards and blue-rich white light LEDs ...
Space Exploration
Jan 6, 2017
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45
Life on Earth owes its existence to photosynthesis—a process which is 2.3 billion years old. This immensely fascinating (and still not fully understood) reaction enables plants and other organisms to harvest sunlight, water ...
Space Exploration
Jun 7, 2023
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