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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
ZapperZ
1 24,534
hi all! I am not a physics but enginereing major. I am confusing about what's going on with heat tranport in micro-...
Sep7-06 04:53 PM
Astronuc
5 1,409
With normal magnetic objects if you try to make one levitate above the other, it will just flip over and stick to the...
Mar26-09 07:46 PM
Forestman
4 1,409
Hi! I'm wondering what the effects of a variable mass of elementary particles on the rotational and vibrational...
Jun8-11 01:26 AM
DrDu
3 1,409
Hello, I need to know the fundamental frequencies of the noble metals "silver, gold, platinum ... etc" .. thank you...
Jan13-07 04:04 PM
marlon
4 1,410
In superconductivity, Meissner effect describes the expulsion of magnetic field. Could this be described as a...
Dec14-09 10:53 AM
xepma
1 1,410
I am new to XRD and want to know the best way to measure uncertainty. Any help would be greatly appreciated.
Jan20-11 10:51 AM
npupp
1 1,410
Is it possible for a disordered or amorphous structure to have band structure? I understand derivation of bands...
Sep18-13 04:16 AM
cgk
4 1,411
Ok I have a few different questions that put every other forum here to shame. Mostly cause I am only 15. ^_^ I still...
Nov30-05 03:00 PM
Zeyl
1 1,412
In van der Waals' equation for real gases, the adaptation to account for intermolecular attractions in real gas is...
Aug14-11 11:06 AM
cyborg6060
0 1,412
i learnt that we have to consider quantum effects at low temperatures and classical effects at high temperatures but i...
Dec26-11 01:07 PM
Muneer QAU
2 1,412
Im just curious if Humans have created anything harder than a diamond.
Sep26-12 12:43 AM
ImaLooser
5 1,412
How does the orbital angular momentum of two electrons in the same shell and same energy state cancel each others...
Aug11-09 04:13 PM
bluestar
3 1,413
Is hyperfine splitting the same as polarization? If not, what's the difference? Thanks.
Jan25-11 07:13 PM
guyguy
3 1,413
Hi Often in the context of multi-atom systems, such as in cavity QED, it is customary to introduce a so-called...
Nov5-12 12:16 PM
Niles
2 1,413
Hi, Is it possible to observe stark splittings with a 600 grooves/mm attached to a spectrometer.I carried out the...
May1-10 12:56 AM
amalmirando
3 1,414
Hi Is there any other effect than the Zeeman effect that can broaden a spectral line in a magnetic field? /Johan
Jan25-09 01:32 PM
Creator
4 1,415
The electron-lattice interaction potential is given by V(r)=\sum_{i} Q_{i}\nabla V_{ei} \left( r- R_i\right) ...
Aug21-09 05:54 PM
olgranpappy
1 1,416
While solving the Schrodinger equation for Hydrogen atom, we use the reduced mass and get the wave functions of the...
Jun13-10 01:10 AM
akbmurugan
2 1,418
I have some PuO2 sample data taken at room temperature, and unfortunately the only standard I have in my database for...
Nov28-11 11:00 AM
doollas
1 1,418
Dear PF, Could you pls advise me any books where in detail is described Hydrogen atom (relativisticaly). Thank...
Nov9-06 02:10 PM
marcusl
1 1,419
In chemistry I learned the bonding rules that I learned for various molecules never mentioned anything about the...
Jun3-10 12:31 PM
Pete99
1 1,419
Hi All! I am doing my Masters project on III-V Nitrides, my question is really a basic one. What are the...
Jun13-13 03:12 PM
physiagy
2 1,420
Hi there! I'm studying the hydrogen molecule. According to the MO technique I start from one-electron molecular...
Feb24-11 11:08 AM
eoghan
3 1,420
I have seen, in several places, derivations of a formula for the current flow in a 1d quantum wire connected to...
Dec28-08 02:53 AM
lion8172
0 1,421
I read a book about Feynman,saying that the chemistry may be explained by quantum physics. I got a question now: Are...
Feb6-11 01:19 PM
alxm
6 1,421
hey, I have a question, it might be really stupid, but I'm probably not as smart as any of you here. Anyway: if you...
Sep25-08 08:03 AM
Astronuc
3 1,422
I did a bit of x-ray spectroscopy in labs studying Fluorescence of some different elements. I was just wondering...
Apr16-09 07:44 AM
Vanadium 50
2 1,422
We know that at zero degrees kelvin the only energy is zero point energy. As we heat a substance, the atoms move...
Dec3-11 02:52 PM
juanrga
2 1,422
While reading papers on various topics in physics i have become very embarrassed with the meaning of such a word as...
Aug30-08 07:57 AM
Minich
0 1,423
Hi We know that there is no unique primitive cell, meaning there is no unique choice of primitive vectors. Now,...
Feb11-11 07:54 PM
caffenta
1 1,423
Every time I see anything concerning the free electrons in a box, the electrons are assumed to be in the energy...
Oct4-07 10:59 AM
jostpuur
0 1,424
dear all I work with a spectrophotometer "Carry 17D". below 300nm wavelenght the transition spectrom have lots of...
Jul29-11 09:22 AM
Claude Bile
1 1,424
I know that placing a paramagnetic molecule inside a magnetic field will induce a magnetic force on the molecule from...
Oct15-09 02:34 PM
kanato
1 1,426
What is the proof for quantisation of electrons energy around an atom?
Jul10-14 04:22 PM
M Quack
14 1,427
Hello members, IF some in this forum have access to VIBRATZ software , please let me know....i need to make some test...
Jun5-08 12:58 PM
Rajini
0 1,428
When two hydrogen atoms that each occupied an estimated amount of space combine in a nuclear fusion, that new...
Dec22-12 12:06 PM
Astronuc
1 1,428
Hello, Please could someone explain what properties an icosahedral quasi crystal has which make it differ from a...
Jan8-09 11:40 AM
saray1360
1 1,429
http://www.electronicsweekly.com/Articles/2009/06/15/46283/toshiba-claims-germanium-breakthrough-for-16nm-chips.htm ...
Jun20-09 12:27 PM
sokrates
7 1,429
A while back, I saw a plot that compared the Ginzburg-Landau parameters of different superconductors. The x axis was...
Sep21-10 05:56 AM
wmr619
2 1,429
Hi everybody... could any one tell me how does the Kohn-Sham approach computes the density of states??? thanks
Jun21-11 04:59 AM
new_986
0 1,429

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