General Physics news

Do we need a new theory of gravity?

In the late 1990s physicists discovered, to their consternation, that the expansion of the universe is not slowing but accelerating. Nothing in the 'standard model of cosmology' could account for this, and so a new term was ...

dateNov 09, 2015 in General Physics
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Vector network analysis using lasers

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) ...

dateNov 05, 2015 in General Physics
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How to characterize exotic ion beams?

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 ...

dateNov 05, 2015 in General Physics
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