The Bohr Radius



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Topic: Science > Physics
User: "Golden Boar"
Date: 30 Dec 2005 02:37:50 AM
Object: The Bohr Radius
The Bohr radius including the effect of reduced mass can be given by
the following equation:
a_0 = (lambda_p + lambda_e) / (2 * pi * alpha)
where,
lambda_p is the Compton wavelength of the proton.
lambda_e is the Compton wavelength of the electron.
alpha is the fine structure constant.
In the above equation, the effect of the reduced mass is achieved by
using the increased Compton wavelength, which is just the Compton
wavelengths of the electron and the proton added together.
.

User: "srp"

Title: Re: The Bohr Radius 30 Dec 2005 11:49:56 AM
Golden Boar a écrit :

The Bohr radius including the effect of reduced mass can be given by
the following equation:

a_0 = (lambda_p + lambda_e) / (2 * pi * alpha)

where,

lambda_p is the Compton wavelength of the proton.
lambda_e is the Compton wavelength of the electron.
alpha is the fine structure constant.

In the above equation, the effect of the reduced mass is achieved by
using the increased Compton wavelength, which is just the Compton
wavelengths of the electron and the proton added together.

You equation gives 5.294654073E-11 m whereas the Bohr radius
is 5.291772083E-11 m.
Close, but not on the mark.
André Michaud
.
User: "Golden Boar"

Title: Re: The Bohr Radius 31 Dec 2005 12:51:34 PM
srp wrote:

Golden Boar a =E9crit :

The Bohr radius including the effect of reduced mass can be given by
the following equation:

a_0 =3D (lambda_p + lambda_e) / (2 * pi * alpha)

where,

lambda_p is the Compton wavelength of the proton.
lambda_e is the Compton wavelength of the electron.
alpha is the fine structure constant.

In the above equation, the effect of the reduced mass is achieved by
using the increased Compton wavelength, which is just the Compton
wavelengths of the electron and the proton added together.


You equation gives 5.294654073E-11 m whereas the Bohr radius
is 5.291772083E-11 m.

Close, but not on the mark.

Andr=E9 Michaud

The Bohr radius, a_0 =3D (hbar / m_e * c * alpha)
http://en.wikipedia.org/wiki/Bohr_radius
hbar =3D 1.05457168E-34 J s
m_e =3D 9.1093826E-31 kg
c =3D 299792458 m s^-1
alpha =3D 7.297352568E-3
this gives a value of 5.291772059E-11 for the Bohr radius, which is the
same as your result of 5.291772083E-11. Both results should actually be
5=2E291772108E-11.
This value is for the Bohr radius without taking into account the
reduced mass of the electron and proton.
The reduced mass is given by
m_reduced =3D m_e * m_p / (m_e + m_p)
Therefore, taking into account the recuced mass, the Bohr radius is,
a_0 =3D hbar * (m_e + m_p) / (m_e * m_p * c * alpha)
which is the same as,
a_0 =3D (lambda_e + lambda_p) / (2 * pi * alpha)
.
User: "srp"

Title: Re: The Bohr Radius 01 Jan 2006 09:36:29 AM
Golden Boar a écrit :

srp wrote:

Golden Boar a écrit :

The Bohr radius including the effect of reduced mass can be given by
the following equation:

a_0 = (lambda_p + lambda_e) / (2 * pi * alpha)

where,

lambda_p is the Compton wavelength of the proton.
lambda_e is the Compton wavelength of the electron.
alpha is the fine structure constant.

In the above equation, the effect of the reduced mass is achieved by
using the increased Compton wavelength, which is just the Compton
wavelengths of the electron and the proton added together.


You equation gives 5.294654073E-11 m whereas the Bohr radius
is 5.291772083E-11 m.

Close, but not on the mark.

André Michaud



The Bohr radius, a_0 = (hbar / m_e * c * alpha)

http://en.wikipedia.org/wiki/Bohr_radius

hbar = 1.05457168E-34 J s
m_e = 9.1093826E-31 kg
c = 299792458 m s^-1
alpha = 7.297352568E-3
this gives a value of 5.291772059E-11 for the Bohr radius, which is the
same as your result of 5.291772083E-11. Both results should actually be
5.291772108E-11.

Your constant values seem a little off with respect to
CRC Handbook of Chemistry and Physics (2004 edition)
Standard values on record:
hbar = h/2pi = 1.054571596E-34 J s
m_e = 9.10938188E-31 kg
c = 299792458 m/s
alpha = 7.297352533E-3
Which allows for your last equation for the Bohr radius
a_0 = (hbar / m_e c alpha) = 5.291772081E-11 m
If you want easily obtained precise calculations from fundamental
constants, there are inexpensive "scientific" pocket calculators
that have most of them stored as constants in memory.
Their constants are precise and are an exact match to NIST standard
and CRC Handbook (which has the same sources)
The one I regularly use is a simple $20.00 CASIO fx-991MS

This value is for the Bohr radius without taking into account the
reduced mass of the electron and proton.

The reduced mass is given by

m_reduced = m_e * m_p / (m_e + m_p)

Therefore, taking into account the recuced mass, the Bohr radius is,

a_0 = hbar * (m_e + m_p) / (m_e * m_p * c * alpha)

which is the same as,

a_0 = (lambda_e + lambda_p) / (2 * pi * alpha)

I wonder to what use you would want to put such a revised value
of a_0.
André Michaud
.
User: "Y.Porat"

Title: Re: The Bohr Radius 02 Jan 2006 04:25:49 AM
and what shell we do in case
that there is not even a single case in which an atom is a ;sphere??
(:-)
shell we say that we are wasting our precious time??
ATB
Y.Porat
------------------
.
User: "Autymn D. C."

Title: Re: The Bohr Radius 03 Jan 2006 05:02:29 AM
shell -> shall
How does that "reduced mass" work?
.
User: "Autymn D. C."

Title: Re: The Bohr Radius 03 Jan 2006 09:55:52 AM
Dammit, stray charge wonked up my trackpad, and made one click into 16.
That would be useful for other steads, if I could replicate it. I
blew the wristrest to get dust off, and it happened. But now my breath
is damp as I took a Pepsi.
-Aut
.
User: "rusty"

Title: Re: The Bohr Radius 03 Jan 2006 10:17:58 AM
Autymn D. C. wrote:

Dammit, stray charge wonked up my trackpad, and made one click into 16.
That would be useful for other steads, if I could replicate it. I
blew the wristrest to get dust off, and it happened. But now my breath
is damp as I took a Pepsi.

Did you remember to take your tablets with the pepsi?
--
rusty
.


User: "Golden Boar"

Title: Re: The Bohr Radius 03 Jan 2006 06:41:52 AM
Wat do you mean by "How does that "reduced mass" work?"
.
User: "Autymn D. C."

Title: Re: The Bohr Radius 03 Jan 2006 09:56:54 AM
Golden Boar wrote:

Wat do you mean by "How does that "reduced mass" work?"

What does that expression do?
.
User: "Golden Boar"

Title: Re: The Bohr Radius 03 Jan 2006 12:17:01 PM
It gives the value of the Bohr radius.
The Bohr radius excluding effect of reduced mass is, a0 = rCe / alpha
The Bohr radius including effect of reduced mass is, a0 = (rCe+rCp) /
alpha
.
User: "Golden Boar"

Title: Re: The Bohr Radius 03 Jan 2006 12:19:53 PM
Golden Boar wrote:

It gives the value of the Bohr radius.

The Bohr radius excluding effect of reduced mass is, a0 = rCe / alpha
The Bohr radius including effect of reduced mass is, a0 = (rCe+rCp) /
alpha

I forgot to add that,
rCe is the electron Compton wavelength over 2pi
rCp is the proton Compton wavelength over 2pi
.
User: "Y.Porat"

Title: Re: The Bohr Radius 06 Jan 2006 01:29:26 AM
you didnt answer my question:
what will happen with your 'radius'
once it will be found that there is not even a single atom that is
spheric
shell we say then that you are playing just your mathematics chess with
yourself?
and some parrots
or shell we say that it is just a course
approximation?--
that prevents better understanding of the Atom??.
ATB
Y.Porat
---------------
.
User: "Golden Boar"

Title: Re: The Bohr Radius 06 Jan 2006 04:16:01 AM
First of all, the reply you gave was to srp, not me.
Secondly, it it not 'my' radius, it is Bohr's radius.
Thirdly, if the electron was in a stable orbit around the nucleus, I
believe the orbit would be ellipticcal, not circular.
Fourthly, the Bohr model is an outdated model, so i guess you could say
that it is just an approximation.
P.S. I disagree with your 'no mass, no physics' argument. By replacing
any mass terms in an equation with either energy or Compton wavelength
or both, the equation is usually simplified, as shown above.
Mass is just something like the resistance of an energy packet to
changes in its spacetime co-ordinates.
Instead of asking why an electron has the mass it does, we should be
asking why it has the Compton wavelength that it does, although they
are basicaly the same thing. Mass is inversely proportional to the
Compton wavelength, the constant of proportionality being Planck's
constant divided by the speed of light, h / c. I prefer using the
Compton wavelength over 2pi though, as this is equivalent to the Planck
length.
.
User: "Y.Porat"

Title: Re: The Bohr Radius 06 Jan 2006 06:38:03 AM
Golden Boar wrote:

First of all, the reply you gave was to srp, not me.
Secondly, it it not 'my' radius, it is Bohr's radius.
Thirdly, if the electron was in a stable orbit around the nucleus, I
believe the orbit would be ellipticcal, not circular.
Fourthly, the Bohr model is an outdated model, so i guess you could say
that it is just an approximation.

fiftly we agree about the above
but you ddint notice my important remark that dealing with
an 'atm radius' is harmful for more advance !!
for instance somenews for you :
all atoms from Fluorine upwards are sort of 'rectangula pipes'
or more acurately octangular pipes
2 all atoms have more or less the same volume!!!
(a big surprise for many people)
see my model at
http://www.geocities.com/porat_y/mypage.html
the size of atoms can be derived and concluded from tables no 2 and 3
there
)if you are smart enough and open minded)


P.S. I disagree with your 'no mass, no physics' argument.

i am very happy that you and others disagree or else......
or else it would not be so revolutionary and innovative (:-)
and imporatnt and powefully simply!!
By replacing

any mass terms in an equation with either energy or Compton wavelength
or both, the equation is usually simplified, as shown above.
Mass is just something like the resistance of an energy packet to
changes in its spacetime co-ordinates.

wrong there is mass even without energy!!
if mass is in rest!
so mass is much more fendamental than your Compton wavelengths.
and if you dont mind
energy is exactly as in macrocosm:
mass in motion!!
so please a bit much more respect to one of the most fundamental
physical entities that is called mass.
---------

Instead of asking why an electron has the mass it does, we should be
asking why it has the Compton wavelength that it does,

a strange approach
the electron has a wavelength only if it is in motion
if not --- it does not
so what is a more basic definition mass of wavelength??
i start to suspect that you belong to some company
that deals with waves ???or may be even makes its living form that ??
-------
although they

are basicaly the same thing. Mass is inversely proportional to the
Compton wavelength,

mass was discovered much earlier than the cpmpton wave length
and belongs to much more physical entities than waves
so ???!!!
(did you do your Phd on Compton .......)
the constant of proportionality being Planck's

constant divided by the speed of light, h / c. I prefer using the
Compton wavelength over 2pi though, as this is equivalent to the Planck
length.

as i said mass belongs to much more physical entlties
that has nothing to do with waves
so your argunets is atrange (just myhumble oppinion)
(i hope you will present the above oppinions of yours as just
your humble oppinions --excluding the ones we agreed upon)
ATB
Y.Porat
-----------------------------
.
User: "Golden Boar"

Title: Re: The Bohr Radius 07 Jan 2006 07:34:29 AM
Y.Porat wrote:

Golden Boar wrote:

First of all, the reply you gave was to srp, not me.
Secondly, it it not 'my' radius, it is Bohr's radius.
Thirdly, if the electron was in a stable orbit around the nucleus, I
believe the orbit would be ellipticcal, not circular.
Fourthly, the Bohr model is an outdated model, so i guess you could say
that it is just an approximation.


fiftly we agree about the above

but you ddint notice my important remark that dealing with
an 'atm radius' is harmful for more advance !!

I was commenting more on the fact that it easier to use the increased
Compton wavelength than it is to use the reduced mass in this equation.

for instance somenews for you :

all atoms from Fluorine upwards are sort of 'rectangula pipes'
or more acurately octangular pipes

2 all atoms have more or less the same volume!!!
(a big surprise for many people)

see my model at

http://www.geocities.com/porat_y/mypage.html

the size of atoms can be derived and concluded from tables no 2 and 3
there
)if you are smart enough and open minded)

I'm very open minded, though I don't know about smart enough :)
I checked out your site, but it was too painful on the eyes, it needs a
lot of cleaning up!
I suggest you use some type of drawing or modelling software.




P.S. I disagree with your 'no mass, no physics' argument.


i am very happy that you and others disagree or else......
or else it would not be so revolutionary and innovative (:-)
and imporatnt and powefully simply!!

By replacing

any mass terms in an equation with either energy or Compton wavelength
or both, the equation is usually simplified, as shown above.
Mass is just something like the resistance of an energy packet to
changes in its spacetime co-ordinates.


wrong there is mass even without energy!!
if mass is in rest!
so mass is much more fendamental than your Compton wavelengths.
and if you dont mind
energy is exactly as in macrocosm:
mass in motion!!

Think about it logically.
Can you tell me one thing that is at absolute rest?
Nope, didn't think so!
If nothing is at rest, then how can you have rest mass or even rest
energy for that matter?
This fits in nicely with special relativity as follows:
Nothing can be accelerated to the speed of light, or be deccelerated to
an absolute rest in a vacuum.


so please a bit much more respect to one of the most fundamental
physical entities that is called mass.

That little con artist has been conning us too long, he pulled a
reverse 'Keyser Soze' on us.

---------

Instead of asking why an electron has the mass it does, we should be
asking why it has the Compton wavelength that it does,


a strange approach
the electron has a wavelength only if it is in motion
if not --- it does not
so what is a more basic definition mass of wavelength??

You are confusing the Compton wavelength with the de Broglie
wavelength.
The classical electron circumference, which can be thought of as the
size of the electron, is the electron Compton wavelength multiplied by
the fine structure constant.
The Compton wavelength sets the cross-section of interactions, so I
would say this is the more fundamental definition.


i start to suspect that you belong to some company
that deals with waves ???or may be even makes its living form that ??
-------

Nope, I'm currently unemployed.


although they

are basicaly the same thing. Mass is inversely proportional to the
Compton wavelength,


mass was discovered much earlier than the cpmpton wave length
and belongs to much more physical entities than waves
so ???!!!

Science progresses.

(did you do your Phd on Compton .......)

I don't have a PhD.



the constant of proportionality being Planck's

constant divided by the speed of light, h / c. I prefer using the
Compton wavelength over 2pi though, as this is equivalent to the Planck
length.


as i said mass belongs to much more physical entlties
that has nothing to do with waves

You said it. Mass 'belongs' to physical entities.
It is a property of energy which causes energy to resist changes in its
space-time co-ordinates.
There is nothing physical about mass, for example, you cannot touch
mass.


so your argunets is atrange (just myhumble oppinion)
(i hope you will present the above oppinions of yours as just
your humble oppinions --excluding the ones we agreed upon)

I hope I explained my strange arguments well enough. :)
Some of the arguments above are just my opinions, some are scientific
facts.
.
User: "Y.Porat"

Title: Re: The Bohr Radius 08 Jan 2006 04:21:10 AM
Golden Boar wrote:

Y.Porat wrote:

Golden Boar wrote:

First of all, the reply you gave was to srp, not me.
Secondly, it it not 'my' radius, it is Bohr's radius.
Thirdly, if the electron was in a stable orbit around the nucleus, I
believe the orbit would be ellipticcal, not circular.
Fourthly, the Bohr model is an outdated model, so i guess you could say
that it is just an approximation.


fiftly we agree about the above

but you ddint notice my important remark that dealing with
an 'atm radius' is harmful for more advance !!


I was commenting more on the fact that it easier to use the increased
Compton wavelength than it is to use the reduced mass in this equation.

if you take an atom in a matal latice
does it have a wavelenth??
it certainly has mass that you can determine without any wavelenth!!
and it is in rest.


for instance somenews for you :

all atoms from Fluorine upwards are sort of 'rectangula pipes'
or more acurately octangular pipes

2 all atoms have more or less the same volume!!!
(a big surprise for many people)

see my model at

http://www.geocities.com/porat_y/mypage.html

the size of atoms can be derived and concluded from tables no 2 and 3
there
)if you are smart enough and open minded)


I'm very open minded, though I don't know about smart enough :)
I checked out your site, but it was too painful on the eyes, it needs a
lot of cleaning up!

indeed a lot of cleam up
but not of itys substance:
for instance
have a look at my tables 2 and 3
i will help you if it is too mysterious for you:
it showes that a small atom like Aluminum
has more or less the same volume !!!!!
is it not a surprise for you and others that talk about 'atom radius '
??
you see there that for instance;
Aluminum Argentum and Gold
havemore or less the same volume in a matal latice!!
how come with all those electrons shells ??
does your Compton wavelength show it ??
------------

I suggest you use some type of drawing or modelling software.

my be i am just a poor amature in site building
but that shoud not diminish the importance of its substance
(for cleaver and honest prople only !! )
-------------





P.S. I disagree with your 'no mass, no physics' argument.


i am very happy that you and others disagree or else......
or else it would not be so revolutionary and innovative (:-)
and imporatnt and powefully simply!!

By replacing

any mass terms in an equation with either energy or Compton wavelength
or both, the equation is usually simplified, as shown above.
Mass is just something like the resistance of an energy packet to
changes in its spacetime co-ordinates.


wrong there is mass even without energy!!
if mass is in rest!
so mass is much more fendamental than your Compton wavelengths.
and if you dont mind
energy is exactly as in macrocosm:
mass in motion!!


Think about it logically.
Can you tell me one thing that is at absolute rest?
Nope, didn't think so!

why not
the chair you sit on it is in reast
why all the big phylosophysing about it??
----------


If nothing is at rest, then how can you have rest mass or even rest
energy for that matter?

so according to you there i sno rest mass at all ??
you have to demand a copyright on it !
--------------


This fits in nicely with special relativity as follows:

Nothing can be accelerated to the speed of light, or be deccelerated to
an absolute rest in a vacuum.

the photon (that has mass) can move at the speed of light
it cannot be accelerated because its velocity is constant and the
maximun veleocity
and nothiong is moving faster so nothing can accelerate it!!
complicated ??!!
-------------



so please a bit much more respect to one of the most fundamental
physical entities that is called mass.


That little con artist has been conning us too long, he pulled a
reverse 'Keyser Soze' on us.

?????


---------

Instead of asking why an electron has the mass it does, we should be
asking why it has the Compton wavelength that it does,


a strange approach
the electron has a wavelength only if it is in motion
if not --- it does not
so what is a more basic definition mass of wavelength??


You are confusing the Compton wavelength with the de Broglie
wavelength.

the electron is not orbiting around the Atom
so De berglie trheory seens to be of dated.

The classical electron circumference, which can be thought of as the
size of the electron, is the electron Compton wavelength multiplied by
the fine structure constant.

that is mathemethics not he physical reality

The Compton wavelength sets the cross-section of interactions, so I
would say this is the more fundamental definition.

as before - it ios not reality it is a mathematical model only!!



mass was discovered much earlier than the cpmpton wave length
and belongs to much more physical entities than waves
so ???!!!


Science progresses.

not anything that is 'new' can replace the older substantiated theory
2 not anything new is vast enough to include everthing in physics.
iow not everything new is relevant to all physics aspects!
the Compton wavelength is a goo sexample to that
you remind me the man that has a big hammer in his hands
so
while he goes out anything on the street looks to him like - nails
!!
------------------
ATB
Y.Porat
----------------------
.
User: "Golden Boar"

Title: Re: The Bohr Radius 09 Jan 2006 07:34:11 AM
Y.Porat wrote:

Golden Boar wrote:

Y.Porat wrote:

Golden Boar wrote:

First of all, the reply you gave was to srp, not me.
Secondly, it it not 'my' radius, it is Bohr's radius.
Thirdly, if the electron was in a stable orbit around the nucleus, I
believe the orbit would be ellipticcal, not circular.
Fourthly, the Bohr model is an outdated model, so i guess you could say
that it is just an approximation.


fiftly we agree about the above

but you ddint notice my important remark that dealing with
an 'atm radius' is harmful for more advance !!


I was commenting more on the fact that it easier to use the increased
Compton wavelength than it is to use the reduced mass in this equation.


if you take an atom in a matal latice
does it have a wavelenth??

It certainly does.


it certainly has mass that you can determine without any wavelenth!!
and it is in rest.

It most certainly is not at rest. The atoms in a condensate are not
even at rest, never mind in a solid.


for instance somenews for you :

all atoms from Fluorine upwards are sort of 'rectangula pipes'
or more acurately octangular pipes

2 all atoms have more or less the same volume!!!
(a big surprise for many people)

see my model at

http://www.geocities.com/porat_y/mypage.html

the size of atoms can be derived and concluded from tables no 2 and 3
there
)if you are smart enough and open minded)


I'm very open minded, though I don't know about smart enough :)
I checked out your site, but it was too painful on the eyes, it needs a
lot of cleaning up!


indeed a lot of cleam up
but not of itys substance:
for instance
have a look at my tables 2 and 3

i will help you if it is too mysterious for you:
it showes that a small atom like Aluminum
has more or less the same volume !!!!!
is it not a surprise for you and others that talk about 'atom radius '
??

Considering the sizes of electrons and protons compared to atoms, it
would not surprise me.


you see there that for instance;

Aluminum Argentum and Gold
havemore or less the same volume in a matal latice!!
how come with all those electrons shells ??

An atom is about 100,000,000 times bigger than an electron.


does your Compton wavelength show it ??

It is not 'my' Compton wavelength, it is "Compton's" wavelength. If
mass shows it, then so can the Compton wavelength.


------------

I suggest you use some type of drawing or modelling software.


my be i am just a poor amature in site building
but that shoud not diminish the importance of its substance
(for cleaver and honest prople only !! )
-------------





P.S. I disagree with your 'no mass, no physics' argument.


i am very happy that you and others disagree or else......
or else it would not be so revolutionary and innovative (:-)
and imporatnt and powefully simply!!

By replacing

any mass terms in an equation with either energy or Compton wavelength
or both, the equation is usually simplified, as shown above.
Mass is just something like the resistance of an energy packet to
changes in its spacetime co-ordinates.


wrong there is mass even without energy!!
if mass is in rest!
so mass is much more fendamental than your Compton wavelengths.
and if you dont mind
energy is exactly as in macrocosm:
mass in motion!!


Think about it logically.
Can you tell me one thing that is at absolute rest?
Nope, didn't think so!

why not

the chair you sit on it is in reast
why all the big phylosophysing about it??

The chair I sit on is not at rest. The chair is located on the Earth,
the Earth is rotating around itself, it is also rotating around the
sun. The sun is going around the galaxy, and even the galaxy is moving.

----------


If nothing is at rest, then how can you have rest mass or even rest
energy for that matter?


so according to you there i sno rest mass at all ??

Exactly! No rest for the wicked :)


you have to demand a copyright on it !
--------------


This fits in nicely with special relativity as follows:

Nothing can be accelerated to the speed of light, or be deccelerated to
an absolute rest in a vacuum.


the photon (that has mass) can move at the speed of light
it cannot be accelerated because its velocity is constant and the
maximun veleocity
and nothiong is moving faster so nothing can accelerate it!!

complicated ??!!
-------------

Exactly my point, photons cannot be accelerated.



so please a bit much more respect to one of the most fundamental
physical entities that is called mass.


That little con artist has been conning us too long, he pulled a
reverse 'Keyser Soze' on us.


?????

I guess you have never seen the film 'The Usual suspects', it's an
excellent movie.
Here's a quote from the film.
"The greatest trick the devil ever pulled, was to convince the world
that he didn't exist."
So what I meant was that the greatest trick that mass pulled, was to
convince the world that it does exist.


---------

Instead of asking why an electron has the mass it does, we should be
asking why it has the Compton wavelength that it does,


a strange approach
the electron has a wavelength only if it is in motion
if not --- it does not
so what is a more basic definition mass of wavelength??


You are confusing the Compton wavelength with the de Broglie
wavelength.


the electron is not orbiting around the Atom
so De berglie trheory seens to be of dated.

But things do have wavelengths.



The classical electron circumference, which can be thought of as the
size of the electron, is the electron Compton wavelength multiplied by
the fine structure constant.


that is mathemethics not he physical reality

The Compton wavelength sets the cross-section of interactions, so I
would say this is the more fundamental definition.


as before - it ios not reality it is a mathematical model only!!

So, Thomson scattering is not real then?



mass was discovered much earlier than the cpmpton wave length
and belongs to much more physical entities than waves
so ???!!!


Science progresses.

not anything that is 'new' can replace the older substantiated theory

2 not anything new is vast enough to include everthing in physics.
iow not everything new is relevant to all physics aspects!
the Compton wavelength is a goo sexample to that

you remind me the man that has a big hammer in his hands
so
while he goes out anything on the street looks to him like - nails
!!
------------------

ATB
Y.Porat
----------------------

.
User: "Autymn D. C."

Title: Re: The Bohr Radius 19 Jan 2006 11:45:20 PM
As c is variable for different media and universal eras, fotons can be
accelerate in scalar and vector means.
.

User: "Y.Porat"

Title: Re: The Bohr Radius 09 Jan 2006 10:55:55 AM
Bye
i am wasting my precious time.
Y.Porat
-----------------------
.





User: "Y.Porat"

Title: Re: The Bohr Radius 06 Jan 2006 10:31:46 AM
Golden Boar wrote:

First of all, the reply you gave was to srp, not me.
Secondly, it it not 'my' radius, it is Bohr's radius.
Thirdly, if the electron was in a stable orbit around the nucleus, I
believe the orbit would be ellipticcal, not circular.
Fourthly, the Bohr model is an outdated model, so i guess you could say
that it is just an approximation.

fiftly we agree untill now
btw i was replying but it doe snot show so i have to do it again::


P.S. I disagree with your 'no mass, no physics' argument.

i am happy that you dont agree
or else my achievement would not be obvious or trivial.
By replacing

any mass terms in an equation with either energy or Compton wavelength
or both, the equation is usually simplified, as shown above.
Mass is just something like the resistance of an energy packet to
changes in its spacetime co-ordinates.

curved space time is one of Eisteins faliurs.
2 mass is existing in too many phisical entities that have nothing to
do with
waves.
wavelength is only in motion while mass exists even wothout motion
so waht is more basic ??
if you dont mind
energy is *mass in motion* exactly as in macrocosm
there is no justification to change it arbitrarily in microcosm
just to satisfy some theory or wrong interpretations of a theory.
------------

Instead of asking why an electron has the mass it does, we should be
asking why it has the Compton wavelength that it does,

even the electron has situations of mass without anywaves pruduction.
--------
although they

are basicaly the same thing. Mass is inversely proportional to the
Compton wavelength, the constant of proportionality being Planck's
constant divided by the speed of light, h / c. I prefer using the
Compton wavelength over 2pi though, as this is equivalent to the Planck
length.

----------------------
mass was discovered much before any Plank constant
and exists in physical phenonena that has nothing to do with waves.
--------
some news for you:
all atoms above Fluorine are actually like a rectangular pipe
not sperically at all
if you have a single Atom that ritates like in Gas it lokks only as
spherical
2 all Atoms are more or less the same volume!!
would you believe that??
if not see my table 2 and 3 in my site:
http://www.geocities.com/porat_y/mypage.html
and you have some some shocking news.
ATB
Y.Porat
-------------------------
.








User: "Autymn D. C."

Title: Re: The Bohr Radius 03 Jan 2006 05:02:29 AM
shell -> shall
How does that "reduced mass" work?
.

User: "Autymn D. C."

Title: Re: The Bohr Radius 03 Jan 2006 05:02:29 AM
shell -> shall
How does that "reduced mass" work?
.

User: "Autymn D. C."

Title: Re: The Bohr Radius 03 Jan 2006 05:02:29 AM
shell -> shall
How does that "reduced mass" work?
.

User: "Autymn D. C."

Title: Re: The Bohr Radius 03 Jan 2006 05:02:30 AM
shell -> shall
How does that "reduced mass" work?
.

User: "Autymn D. C."

Title: Re: The Bohr Radius 03 Jan 2006 05:02:30 AM
shell -> shall
How does that "reduced mass" work?
.

User: "Autymn D. C."

Title: Re: The Bohr Radius 03 Jan 2006 05:02:30 AM
shell -> shall
How does that "reduced mass" work?
.

User: "Autymn D. C."

Title: Re: The Bohr Radius 03 Jan 2006 05:02:30 AM
shell -> shall
How does that "reduced mass" work?
.

User: "Autymn D. C."

Title: Re: The Bohr Radius 03 Jan 2006 05:02:30 AM
shell -> shall
How does that "reduced mass" work?
.

User: "Autymn D. C."

Title: Re: The Bohr Radius 03 Jan 2006 05:02:31 AM
shell -> shall
How does that "reduced mass" work?
.

User: "Autymn D. C."

Title: Re: The Bohr Radius 03 Jan 2006 05:02:31 AM
shell -> shall
How does that "reduced mass" work?
.






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