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Questions related to Atomic, Molecular and Optical Physics
Why is the fact that N(-E) = N*(E), where N(E) = n(E) +ik(E), a condition of time reversal symmetry? N(E) represents the complex index of refraction and E is photon energy,
11 September 2016 3,662 2 View
09 September 2016 3,540 2 View
Imagine that we have a chopper able to open and close to a 30 fs rate (for example) . If a He-Ne continuous laser beam passes through this chopper, I would have a 30 fs signal at the output of the...
09 September 2016 9,895 19 View
Anyone
09 September 2016 6,913 0 View
I need to find an alternative set-up for electroluminescence without CCD? In other words electroluminescence set-up that do not need any expensive equipment. Also can someone link me readings with...
09 September 2016 2,726 3 View
The open aperture z-scan profiles reveal saturable absorption response in all the four samples measured, though the results follow Two Photon absorption but is it possible that higher-order...
26 August 2016 1,138 4 View
08 August 2016 3,108 5 View
I believe there is Coulomb scattering. However, are there any other channels? Could the products of the reaction be H and H2, and what would be the cross section of this reaction?
26 June 2016 9,500 2 View
06 June 2016 8,206 2 View
Dear friends, I want to know why electrical susceptibility is a second order tensor instead of third order or higher? Please help me to find an answer.
06 June 2016 2,577 3 View
Hello everybody. I want to calculate transmission spectrum of finite 2D photonic crystal. i used scattering matrix method and port boundary condition, but i do not know which boundary condition is...
31 May 2016 2,336 1 View
Which one is better for optical wave guide design Rsoft-Beam propogation or Optiwave and how to draw multi quantum dot layers in active region of Quantum dot laser apart from other layers using Rsoft
05 May 2016 5,478 1 View
Dear Friends, I have to find out the value of multiplicity for a protonated molecule. To study the effect of protonation in the geometrical parameters, I have optimized my molecule in the ground...
05 May 2016 5,493 4 View
02 May 2016 6,587 2 View
By means of second quantization one may construct the ground state of a closed shell atom(He, Ne, etc.) using single-particle creation operators on the vacuum state: |Ф0>=N/2Пi (bi↑+)*(bi↓+)...
04 April 2016 3,988 2 View
01 April 2016 5,179 2 View
Do you know any good thermal conductor material that is also transparent at optical frecuencies?_Do you know any good thermal conductor material that is also transparent at optical frecuencies?_Do...
18 March 2016 1,897 2 View
03 March 2016 4,736 2 View
Equation you can get from given link.
09 February 2016 7,081 2 View
Can someone help me to explain how I can run the following molecule which include ionic bonds using Gaussian09 package programme software.
02 February 2016 7,006 7 View
The g-factor for free electron is 2,002319. what mechanisms give the shift in g-factor. We have for Diamond the g-factor is 2,0027 for broken bond of C-C. For material from graphite (with...
02 February 2016 8,107 3 View
02 February 2016 6,179 2 View
HI all,I need your kind help in phonon caculation. I have taken the fully relaxed structure (1x1x1 surface slab) and the forces are relaxed up to 8.1e-05. Then, I have taken 2x2x1 supercell of...
02 February 2016 8,931 4 View
Hi everyone ;I wish to draw the distribution of electric field amplitude and phase at a given distance from my patch antenna in cartesian coordinates.someone has already done!? Thank you
28 January 2016 7,185 1 View