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Atomic, Solid State, Comp. Physics

- Exp. & theo. methods for atoms, molecules, condensed matter
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Jan16-12 Greg Bernhardt
Before posting anything, please review the Physics Forums Global Guidelines. If you are seeking help with a...
Feb23-13 08:41 AM
1 25,896
I was asked question: "Why in case of photoelectric effect electrons closer to the atom are ejected and in case of...
Nov22-06 02:53 PM
10 2,012
In Molecular orbital theory, when two atoms A & B come close to each other, their atomic orbitals (say their s...
Jul4-14 05:11 PM
4 2,012
Of the following quantities, which increase and which decrease in the Bohr model as n increases? Frequency of...
Oct22-04 07:19 PM
1 2,011
How to control the electron occupation numbers separately in coupled quantum dots? please give some references or...
Mar14-09 04:44 PM
6 2,011
Hi I am studying how the spin orbit interaction in certain materials can lead to topological insulator effects and...
Dec5-12 05:07 PM
2 2,010
Hi there! I hope someone can help me with this problem. I've been working on this for over 5 hours and I've gotten...
May14-04 08:29 AM
1 2,009
Please understand my low command of English. I'm developing Direct Simulation Monte Carlo and I'm now validating. ...
Feb17-12 10:21 PM
Noh-hoon Lee
4 2,009
Hello - I am searching for some guidance, and I would greatly (greatly) appreciate any tips, pointers, etc. I am...
Feb5-07 09:33 PM
0 2,008
In the famous Haldane model on 2D honeycomb lattice, why the nearest-neighbor(NN) hopping and next-next-nearest...
Jun21-11 09:52 PM
0 2,008
Hi, I'm confused because of units in magnetism. I have a sample with a magnetization of M=0,01 emu/g...
Jan2-11 10:19 AM
0 2,007
Q: When just one end of a wire is connected to a positive terminal of a battery, don't the free electrons in the wire...
Mar29-05 10:58 AM
9 2,006
The following questions came to my mind while I was solving a problem involving a collision of an alpha particle with...
Jun19-05 05:43 AM
2 2,006
MY question is when i read energy band over lap i thought it is coming because of the huge number of atoms and the...
Apr20-08 11:11 PM
2 2,005
Why do photons repel one another?
Dec7-08 03:20 PM
6 2,005
If there was a planet and there was no real energy source near it (say like our sun) would a few stars around...
Mar11-06 04:05 PM
6 2,004
I don't really understand why the Fermi-Function is often used to describe superconductors. According to the BCS...
Oct19-07 07:47 AM
2 2,003
Is it possible to imitate the repulsion of atoms of gas on macro-scale? (I mean: atoms of gases repell all other...
May13-06 05:40 PM
Doc Al
2 2,001
surface plasmons not exist for transverse electric polarisation? and only exist for transverse magnetic polarisation...
Oct22-09 04:05 PM
1 2,001
In the book about fluid-mechanics Landau in the first pages in the isentropic case from dw=\frac{dp}{\rho} ...
Nov5-09 11:01 AM
8 2,001
hello im new in this forum.. and i would like to ask first this is statement that i confused about 'At low values of...
Jan6-12 05:04 AM
2 2,000
I am trying to understand the IR spectra of liquid. I can get the autocorrelation function of atoms' velocity,...
Oct25-12 09:26 AM
6 2,000
Hi, would anyone give me a guide / reference to visually identify the bugers vector of a partial dislocation in FCC...
Jun19-10 04:58 PM
0 1,999
Given the following data on copper, how do i calculate the resistivity? Relaxation time: 2.50e10-14s Density:...
Aug15-11 11:02 AM
0 1,997
Hello, I recently had an exam in Molecular physics, in which one of the unanswered questions asked by my proff was...
Aug7-05 08:45 PM
Claude Bile
2 1,996
I have already prepared Ti6Al4V specimen of the use of X-ray Diffraction, but i don't know how to anaylsis.:frown: ...
Feb15-07 02:46 AM
0 1,996
I'm having trouble understanding how changing parameters in the ising model leads to first order phase transitions. I...
Nov18-07 03:10 PM
0 1,996
This is no joke!!! Has anyone here done any work on this neutron skin?...
Jun27-08 09:51 AM
1 1,996
Hello I want to do numerical diagonalization of honeycomb-lattice tight-binding Hamiltonian to calculate the...
Nov15-11 04:19 PM
0 1,996
Hello everyone, Can anyone give me a list of the different types of Hall effect. I know the following: 1- Quantum...
Oct17-11 01:50 AM
0 1,992
Its easy to understand how a photon can transfer momentum to a charged particle like an electron, but I'm not sure how...
Sep17-10 11:23 PM
3 1,992
Hello everyone; I have little problem about a question. If silver melts at 962C and contains an intrinsic relative...
Dec5-10 07:04 AM
1 1,992
Hello, I am constructing a 2d atomistic mass spring Hamiltonian with nearest neighbor bonds (harmonic potential) in...
Mar3-11 03:55 PM
1 1,991
If you have access to the Science journal, do not miss the Review article written by Elbio Dagotto in the latest issue...
Aug31-05 12:22 PM
9 1,990
Does there exist a database for the Partition function at different temperatures? As I understand it it only varies...
Apr24-09 12:38 PM
3 1,990
Please help somebody on this problem... When we topologically classify the defects in ordered media, we consider...
Jun15-11 08:30 AM
5 1,989
Ahoy, I'm trying to do a calculation of the electron-electron self energy of a Fermi Liquid, which is supposed to...
Jun27-07 12:04 AM
2 1,988
Hi all, To my knowledge hybridization of atomc orbitals occurs only between orbitals in the same atom, with similar...
Apr8-11 02:23 AM
3 1,988
If we look at any spectrum the lines are due to the corresponding transitions in sample. And the line widths are due...
Dec4-05 06:59 PM
Meir Achuz
2 1,986
Hi guys Is the following way of rewriting the sum correct? \sum\limits_{k,k',k'',k'''} {c_k^\dag c_{k'}^{}...
Jan12-11 03:20 PM
7 1,986
Hello, I have a question concerning the use of wavepackets to justify the semiclassical approach in solid state...
Oct30-11 01:06 PM
3 1,986

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