Vector network analyzers (VNA) are among the most precise high-frequency measurement devices available today. Due to continuous development within the last decades VNAs are usable up to frequencies of 1 terahertz (1012 Hz) ...
General Physics
Nov 5, 2015
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16
In 1920's Edwin Hubble, an American astronomer, showed that the recessional velocity of a galaxy increases with its distance from the earth, known as Hubble's law. Hubble's law is taken as the first observational basis for ...
General Physics
Nov 5, 2015
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48
High-quality (high-Q) whispering-gallery-mode (WGM) microresonators can efficiently confine light in a very small volume via total internal reflection, leading to dramatically enhanced interaction of light with matter. The ...
Optics & Photonics
Nov 5, 2015
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28
German prosecutors said Thursday they have launched a preliminary investigation against auto giant Volkswagen regarding new allegations it understated the carbon dioxide emissions of up to 800,000 cars.
Business
Nov 5, 2015
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33
Working with scientists in 14 countries across Europe, ESA is developing a warning network that will help protect us from the effects of our Sun's activity.
Space Exploration
Nov 5, 2015
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47
In a paper that has just been published researchers from CERN, the Cockcroft Institute and the University of Liverpool present how to optimize the design of this important monitor on the example of monitor that was successfully ...
General Physics
Nov 5, 2015
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22
Snails have been hailed as nutritious delicacies, providing early humans with part of their healthy diet for thousands of years. But more recently, the shells left behind by pre-historic snails are providing scientists with ...
Earth Sciences
Nov 5, 2015
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111
(Phys.org)—Flash memory—the data storage method often used in phones, computers, and other devices—is continually being miniaturized in order to improve device performance. In an attempt to reduce the short-circuiting ...
ESA's Mars Express has shed new light on the Red Planet's rare ultraviolet aurora by combining for the first time remote observations with in situ measurements of electrons hitting the atmosphere.
Space Exploration
Nov 5, 2015
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72
A new remote satellite monitoring programme, powered by UK technology and expertise has been launched to help conserve a unique, fragile ecological corridor in the Caribbean.
Environment
Nov 5, 2015
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