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Gravitational Waves PDF Εκτύπωση E-mail
Γράφει ο/η Arnaud Marsollier   
18.02.11
Gravitational waves are a direct consequence of general relativity and should distort spacetime like waves distort the surface of a pond. They are produced when large masses are strongly accelerated...
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Dark matter PDF Εκτύπωση E-mail
Γράφει ο/η Arnaud Marsollier   
02.09.10
Galaxies such as our Milky Way are made of billions of stars, which shine in the sky and hence are visible to us. Like any other cosmic body, galaxies rotate because of the laws of gravity...
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Gamma rays PDF Εκτύπωση E-mail
Γράφει ο/η Arnaud Marsollier   
02.09.10
Gamma rays are produced in the most violent events occurring in our Universe such as Supernovae, black holes, active galaxies…
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Cosmic rays PDF Εκτύπωση E-mail
Γράφει ο/η Arnaud Marsollier   
02.09.10
Protons, electrons… We receive high-energy particles from Space all the time. We call these "cosmic rays". When these particles reach the atmosphere, they trigger a shower of secondary particles...
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Cherenkov effect PDF Εκτύπωση E-mail
Γράφει ο/η Arnaud Marsollier   
02.09.10
The Cherenkov effect is a bluish cone light generated by high-energy particles, when they travel through matter with speed greater than the speed of light. This effect is the optical equivalent of a sonic boom, which occurs, for example, when a jet travels with a speed faster than the speed of sound...
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