Improving light and heat spectra measurements

Whether you want to investigate objects in space, characterize the quality of light sources, optimize photovoltaics modules or analyze chemical compounds, measuring the spectrum of light- or heat sources is often the method ...

Heat radiation of small objects: Beyond Planck's equations

Objects that are smaller than the wavelength of thermal radiation cannot radiate heat efficiently. A generalized theory of thermal radiation has now been experimentally confirmed at the level of a single object at the Vienna ...

New type of solar structure cools buildings in full sunlight

(Phys.org) —A Stanford team has designed an entirely new form of cooling panel that works even when the sun is shining. Such a panel could vastly improve the daylight cooling of buildings, cars and other structures by radiating ...

Blackening copper opens new applications

(Phys.org)—Copper is one of the world's most widely used metals. Now researchers at the University of Dundee have found that blackening copper using industry-standard lasers could make it even more adaptable and efficient.

New energy technologies promise brighter future

In three studies published in the current issue of Technology and Innovation – Proceedings of the National Academy of Inventors, innovators unveil creative technologies that could change our sources of energy, change our ...

Research aircraft—Measuring atmospheric trace gases at 15K

GLORIA, the innovative imaging infrared spectrometer of Karls-ruhe Institute of Technology (KIT), will take part in the first atmospheric science mission of the new German HALO research aircraft from the Arctic to the Antarctic. ...

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