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Hi Leaking Pen,
Your analogy is only ONE manifestation of
sound. i.e. heat
----- Original Message -----
Sent: Monday, November 28, 2005 9:58
PM
Subject: Re: Maser
no, sound is particles moving in a wave motion, and light is a
wave motion in its own right. sound is closer to teh heat generated by
shining light on something.
On 11/28/05, RC
Macaulay <[EMAIL PROTECTED]>
wrote:
Hi,
Sound
is light. Recent experiment demonstrating that light can be " frozen"
is
only one indication.
Richard
----- Original Message -----
From:
"Rick Monteverde" <[EMAIL PROTECTED]>
To: <[email protected]>
Sent:
Monday, November 28, 2005 5:24 PM
Subject: RE: Maser
>
Aren't phonons the storage of momentum/sound at the atomic or
crystal
> lattice level? And wouldn't they be more or less in-phase
when a bulk
> object resonates at that internal frequency? I suspect
that a "singing
> stone" which has a resonant frequency *not* dictated
by the cut size of
> the stone is just such an animal - a sort of
sound laser. I suspect that
> the acoustic output is ordinary and
isn't any more beam-like than any
> sound at that frequency (legends
of acoustic stone levitation not
> withstanding). It might be called
an AASER - acoustic amplification (by)
> stimulated emission (of
phonon) radiation. Needs a better acronym,
> though.
>
>
-----Original Message-----
> From: Robin van Spaandonk [mailto:[EMAIL PROTECTED] ]
>
Sent: Monday, November 28, 2005 11:06 AM
> To: [email protected]
> Subject:
Re: Maser
>
>
> In reply to leaking pen's
message of Mon, 28 Nov 2005 12:51:32
> -0700:
> Hi,
>
[snip]
>>no, its a beam of em radiation in the microwave band
similar to a
>>laser.
>
> You missed the "of sound"
bit. AFAIK there is no such thing for sound,
> because there is no
way of storing sound energy at the atomic level,
> hence no inverted
populations can be created, and therefore no
> stimulated emission is
possible.
>
>>
>>On 11/28/05, thomas malloy < [EMAIL PROTECTED]>
wrote:
>>>
>>> Is a maser a beam of sound similar to
al laser?
>>>
>>>
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>
Regards,
>
> Robin van Spaandonk
>
> http://users.bigpond.net.au/rvanspaa/
>
>
Competition provides the motivation,
> Cooperation provides the means.
>
>
>
>
>
>
--
"Monsieur l'abbé, I detest what you write, but I would
give my life to make it possible for you to continue to
write" Voltaire
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