The fine structure constant is one of the most important natural constants of all. At TU Wien, a remarkable way of measuring it has been found—it shows up as a rotation angle.
General Physics
Nov 21, 2022
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332
While conventional photodetectors can only measure light intensity, the light field contains much richer information. This information includes but is not limited to phase, polarization, and spectrum.
Optics & Photonics
Nov 4, 2022
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12
An ultracompact circularly polarized light source is a crucial component for the applications of classical and quantum optics information processing. The development of this field relies on the advances of two fields: quantum ...
Optics & Photonics
Sep 8, 2022
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167
The polarization of light underpins a variety of recent technological innovations, including 3D cinema and LCDs. In LCDs, tiny electronically controllable liquid crystal elements are sandwiched between polarizers. If, instead, ...
General Physics
Jul 22, 2022
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43
In 2019, astronomers observed the nearest example to date of a star that was shredded, or "spaghettified," after approaching too close to a massive black hole.
Astronomy
Jul 11, 2022
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2158
In a paper published today in Science Advances, researchers at the University of Oxford have developed a method using the polarization of light to maximize information storage density and computing performance using nanowires.
Optics & Photonics
Jun 15, 2022
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609
Three RIKEN researchers have created a liquid whose response to an electric field can be tuned over the largest range of any known material. The fluid could find use in various applications including wearable electronics.
Analytical Chemistry
Jun 3, 2022
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56
Our planet's oceans generate tell-tale light signatures when sunlight reflects off them. Exoplanets with significant ocean coverage may do the same. Can we use the Earth's reflectance signatures to identify other Earth-like ...
Astronomy
May 27, 2022
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31
By applying light, University of Arkansas physicists Peng Chen and Laurent Bellaiche have discovered a surprising mechanism for controlling ferroelectric polarization in a deterministic manner.
Condensed Matter
May 10, 2022
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455
An international research team, including scientists at Australia's national science agency, CSIRO, has used a new observation technique to discover the brightest extragalactic pulsar known, and it could even be the most ...
Astronomy
May 2, 2022
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158
