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According to this equation, mass is equivalent to energy, and mass can be converted id into energy. But is the reverse also possible? Is it possible to convert energy into mass? If yes,then how (theoretically, as well as practically)? If no, then why?

2007-01-27 20:20:50 · 6 answers · asked by Kristada 2 in Science & Mathematics Physics

6 answers

Dear Prashant,

It is by Anderson effect (U may be knowing). In this 1.02million ev energy, in the presence of a heavy nucleus, results in pair production i.e. an electron (0.51 mev) and a positron (0.51 mev).

Now the creation of a new electron (most fundamental particle), when positron is repelled, is the witness to a NEW mass in this world.

By this effect, we have explained the origin of the very first mass in the universe from energy (all energy state) - it is the only known way to confirm the reversibility of E > m*c^2 < E .

Now you may ask, from where this first heavy nucleus came to repel that positron? No one knows:

But, it is doubted that Einstein's E > m*c^2 < E may be as truer but not as fully reversible so that 1/4 of electron and 3/4 of positron might be resulting. And upon their immediate annihilation, 1/2 of positron might have been created for this present huge mass to have accumulated (present dynamics:some mass and some energy state).

EDIT: Pls do not leave this answer of mine to the wickedness of voting by Americans. Try to settle it by your brain, understanding, and astonishment - as precursor to your receiving good information - otherwise sharing of information thro this forum is useless. - You can read all my answers on this forum - in unison to contributing to young brains!

2007-01-27 23:03:19 · answer #1 · answered by anil bakshi 7 · 1 0

Yes, it is theoretically possible to turn energy into mass. The energy required to do that, however, is enormous. You would need to create complex atoms from the energy being used. Theoretically possible, many say yes, at this point in our abilities, no.

2007-01-27 20:58:09 · answer #2 · answered by Anonymous · 0 0

Yes!
energy can be converted back to mass. C.D Anderson first observed that when he discovered the creation of an electron-positron pair from the energy of a gamma ray photon.

2007-01-27 20:47:43 · answer #3 · answered by Tharu 3 · 0 0

hi,
it is very much possible theoritically and practically.
it is today a well known fact and observed by nuclear physicists
that a gamma ray which is energy gives rise to the phenomenon of pair production i.e. a particle and its anti-particle are produced
e.g electron and positron. so mass from pure energy!!!
the reverse effect is called annihilation i.e. an electron and positron combine to form energy a gamma ray.
so energy from mass!!!
E=mc^2 is very much valid from BOTH sides!!!

2007-01-28 16:52:32 · answer #4 · answered by photon 2 · 0 0

I'm not much of a science guy, but all I can say is...
Wikipedia is your friend.

http://en.wikipedia.org/wiki/E%3Dmc2

2007-01-27 20:26:53 · answer #5 · answered by Earache My Eye 3 · 0 0

well ask Einstein,i think some how it may be possible.

2007-01-27 20:30:34 · answer #6 · answered by ganesh n 5 · 0 0

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