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Subject:
Gamma rays and electricity
Category: Science > Technology Asked by: vendelen-ga List Price: $4.00 |
Posted:
16 Jul 2005 09:59 PDT
Expires: 15 Aug 2005 09:59 PDT Question ID: 544224 |
I believe I've read that gamma rays can be counted, be controlled (sending a precounted number of rays) to a reciever and that they, since they don't consist of matter can travel faster than light and even faster if you obstacle the rays with small glass walls. Why can't they or don't they use gammatech inside of computers to create binear codes faster than todays up-to-lightspeed machines or gamma rays to send signals from cellphones etc... I know that gamma rays can be dangerous, but that would be in huge ammounts(?). Is it that simple that they are too unstable to be controlled or what ? Thank you Pardon my english - Im a norwegian student |
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There is no answer at this time. |
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Subject:
Re: Gamma rays and electricity
From: dprk007-ga on 16 Jul 2005 12:45 PDT |
vendelen You say "since they don't consist of matter can travel faster than light" Gamma rays are in fact a form of light (they form part of the higher energy end of the electromagnetic spectrum) Therefore they travel AT the speed of light. (No faster and no slower) As current computer technology relies on the speed of Electromagnetic transmission (i.e. the speed of light) nothing is to be gained by using Gamma rays to design a new computer system. Regards DPRK007 |
Subject:
Re: Gamma rays and electricity
From: simon2wright-ga on 16 Jul 2005 14:48 PDT |
Gamma rays do travel at the same speed as light does through air and empty space, Gamma rays are more harmful to humans than visible light of the same energy. |
Subject:
Re: Gamma rays and electricity
From: hfshaw-ga on 18 Jul 2005 08:58 PDT |
Simon2wright wrote in his comment that "gamma rays are more harmful to humans than visible light of the same energy". In fact, gamma rays and visible light are manifestations of the same thing, namely electromagnetic radiation, which is mediated by the quantum particle called the "photon". Gamma rays and visible light differ only in their energy, and never "have the same energy". The energy of a photon is given by E = h * c /L where h is Plank's constant = 6.63*10^-34 Joules*seconds c is the speed of light = 3 * 10^8 meters/second L is the wavelength Visible light has wavelengths in the range of 400 to 700 nanometers (1 nanometer = 10^-9 meter). Gamma rays are usually defined as having wavelengths shorter than 125 picometers (1 picometer = 10^-12 meter), so they have energies more than 400*10^-9/125*10^-12 = 3200 times larger than the highest energy visible light (which is violet). Lying between visible light and gamma rays are ultraviolet light and x-rays, in order of increasing energy. Electromagnetic radiation with energy just *below* that of visible light is called infrared radiation. See: http://en.wikipedia.org/wiki/Gamma-ray_astronomy http://hyperphysics.phy-astr.gsu.edu/hbase/ems1.html#c1 |
Subject:
Re: Gamma rays and electricity
From: kingrah-ga on 20 Jul 2005 08:58 PDT |
You mean faster than the speed of light...in a vacuum. Gammas are indeed part of the electromagnetic spectrum. As such they are photons - small packets of energy (see wave-particle duality) that can be counted. EM waves can be made to travel faster (than light in a vacuum -'superluminal') by blocking out background radiation which is known to slow down EM proporgation (see casimir effect). They do state that information cannot travel faster than the speed of light (matter can't because it would infinite gravity), personally I think this should appended with 'and stay in the same dimensional reference' -I'm sure it can be done - just like flying!) The key is Plank time. R |
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