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Fine Structure Constant α and the Golden Section

        

The fine-structure constant α is defined as


where e is the charge of an electron, p is pi, ћ = h/(2p) is Dirac's constant, c is the speed of light in vacuum and e0 is the permittivity of the vacuum.

The Sommerfeld Fine Structure Constant, symbol α , was first shown by Arnold Sommerfeld (1868-1951) in order to account for the actual frequency of the spectral lines for the hydrogen atom from the fundamental Bohr hydrogen atom equations. For brevity, the results of central motion that made the apparent electron orbits ellipses. These was not the full corrections required so that the work of Walter Ritz (1878-1909) applied later modified this to account for their calculated and measured positions (frequency).

A very accurate, 2006, New Value of the Fine Structure Constant from the Electron g-Value and QED, G. Gabrielse et al derive the value for this quantity with the (± 5) uncertainty range centered on the last two digits (36) as,

α = 0.007297352536(5).



In 2006 CODATA recommended experimental value for this quantity is,


Concise form 7.297 352 5376(50) x 10-3



According to my research  the fine structure constant has value:



where
m = 9.109 382 15 x 10-31 kg , electron mass
c = 299 792 458 m s-1, speed of light in vacuum
h = 6.626 068 96 x 10-34 J s , Planck constant
r = 0.529 177 208 59 x 10-10 m, Bohr radius .

Using the best experimental values for m,r,h and (the value of c is fixed by definition) gives

α = 0.0072973525335357.

I am doing my own investigation of the Fine structure constant with regard to the Golden Section.I found the relation between Golden Section and Fine structure constant:

Fine structure constant value is:

α = 0.007297352539.



Planck's constant (denoted h) is a physical constant that is used to describe the sizes of quanta. It plays a central role in the theory of quantum mechanics, and is named after Max Planck, one of the founders of quantum theory.


where phi is the value of the golden section

The value of Planck's constant is:



Planck's constant has dimensions of energy multiplied by time, which are also the dimensions of action. In SI units Planck's constant is expressed in joule-seconds. The dimensions may also be written as momentum times distance (N·m·s), which are also the dimensions of angular momentum.
The quantity,


called h-bar or sometimes Dirac's constant, is also commonly encountered.The value of Dirac's constant is:




See: Fine structure constant and Fundamental Physical Constants

See: Planck`s constant and number PI





References

P. A. M. Dirac, Nature 139, 323 (1937)

G. Gamow, Phys. Rev. Lett. 19, 757 and 913 (1967).

Kinoshita, T. "The Fine Structure Constant." Rept. Prof. Phys. 59, 1459-1492, 1996.

Hans A.Bethe: "Intermediate Quantum Mechanics",W.A.Benjamin Inc,New York - Amsterdam (1964).

Todorovic,Milan: "Atomska fizika".Elektrotehnicki fakultet, Beograd (1973).

Ivanovic,Dragisa: "Kvantna mehanika".Naucna knjiga, Beograd (1972).

James Gilson : Fine structure constant

Scienceworld, Wolfram: Fine structure constant

Wikipedia: The Fine-Structure Constant

Bert Schreiber: The collected works of Bert Schreiber

        

        

  2001-2006 Radoslav Rasko Jovanovic                 created:  October, 7. 2006.