Smart windows that act as blinds in the summer and let all the sunlight through in the winter. That's the idea of the reflective windows Hitesh Khandelwal developed during his doctoral research at TU/e, that are able to reflect ...
Energy & Green Tech
May 11, 2017
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9
The manipulation of light has led to many applications that have revolutionized society through communications, medicine and entertainment. Devices consuming the energy of electromagnetic radiation, such as absorbers and ...
General Physics
Jul 20, 2015
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62
There has been increased interest in unidentified flying objects (UFOs) ever since the Pentagon's 2021 report revealed what appears to be anomalous objects in US airspace, dubbed unidentified aerial phenomena (UAP). Fast ...
Astronomy
Dec 7, 2023
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59
A new study of lunar swirls shows evidence of highly mobile regolith on the moon, according to a team of PSI scientists led by Deborah Domingue.
Planetary Sciences
Aug 29, 2023
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72
Thin-film solar cells made of crystalline silicon are inexpensive and achieve efficiencies of around 14 percent. However, they could do even better if their shiny surfaces reflected less light. A team led by Prof. Christiane ...
Nanomaterials
Sep 18, 2018
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50
Augmented reality (AR) and virtual reality (VR) are innovative display technologies with the ability to revolutionize the way we interact and experience the world.
Optics & Photonics
Jun 14, 2024
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4
When you look in a mirror, you see an image of yourself in reverse. But one odd mirror invented by mathematics professor Dr. R. Andrew Hicks at Drexel University shows your true face without reversing its image. That mirror ...
Engineering
Nov 16, 2012
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0
One of the fascinating things about being a human in this age is that we can do more than wonder about other life and other civilizations. We can actually look for them, although there are obvious limitations to our search. ...
Astrobiology
Jan 9, 2024
0
93
Lasers are transformational devices, but one technical challenge prevents them from being even more so. The light they emit can reflect back into the laser itself and destabilize or even disable it. At real-world scales, ...
Optics & Photonics
Dec 2, 2022
0
68
From the vantage point of the International Space Station, astronauts frequently observe atmospheric and surface phenomena in ways that are impossible to view from the ground. Two such phenomena—gravity waves and sunglint—are ...
Earth Sciences
Jul 23, 2013
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