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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 25,943
Hi, I'm trying to think up a way to shift IR rays into visible light spectrum so that the human eye can effectively...
Feb27-09 04:56 PM
Lambduh
6 3,606
Hi PF, I'm working on a semi-classical model for a group of rather strange polymers based on carbon, nitrogen,...
Feb27-09 04:07 AM
alxm
1 1,802
What are the diffraction conditions for plans in a hexagonal closed packed lattice with atoms of the same type at 000...
Feb26-09 05:46 PM
didy
2 4,093
Hello all, We are currently in the middle of a study involving adsorbates on the surface of CNT using vibrational...
Feb26-09 12:47 AM
Modey3
2 1,160
Hey folks, Here's my problem: Knowing that for reciprocal lattice vectors K and real space lattice vectors R: ...
Feb25-09 08:27 PM
jensa
1 3,392
Hello, I'd like to ask a question about the electron binding energies of oxygen atom. As is known, when an oxygen atom...
Feb24-09 03:08 AM
alxm
1 2,893
Hi. I have been looking at some lecture notes. What is not so clear for me is, how the imaginary part of the...
Feb24-09 01:57 AM
jet10
5 2,351
Hello, I have just read a report where a technique called bitter decoration is used in a superconductivity...
Feb23-09 10:49 AM
peterjaybee
2 2,524
vortex in superfluidity is well known in a continuum system, a vortex is well defined along a closed...
Feb22-09 10:44 PM
wdlang
9 2,582
Can anybody tell me what they mean by 2, 3, 6 or any band hamiltonians. What does it even mean?
Feb20-09 03:34 PM
dnvlgm
10 3,818
I need help from guys working with Quantum Monte Carlo. I'm reading about worldline method applied to Heisenberg chain...
Feb19-09 02:27 PM
tomkeus
0 976
I am posting here coz people here would be more familiar with AMO area. I probably will be doing AMO (atomic...
Feb18-09 01:01 PM
Redbelly98
1 1,753
Greeting every one. In Duffing equation, the damping coeffecient usually assume possitive values (<<1). However, at...
Feb18-09 12:49 PM
abaset
0 1,408
Am I right in saying that a tapered optical fibre 'collects' light from evanscent field. Why would this mean it needs...
Feb18-09 10:38 AM
philip041
5 1,331
My calculation shows an asymmetric strain distribution in InAs/GaAs(111) heterostructure while it is symmetric in...
Feb18-09 07:41 AM
yzou_ua
2 1,662
Not sure if I have this right; is isospin antisymmetric (in d.o.f.) over total spin-momentum, to quantize the space...
Feb18-09 02:27 AM
sirchasm
0 1,566
There are a lot of resources out there which mention that when a diode is forward biased the majority carriers at the...
Feb16-09 01:25 PM
Redbelly98
2 9,193
What regulates the ground state energy of a hydrogen atom? Why is it constant (more or less)?
Feb16-09 08:21 AM
yuanyuan5220
53 6,838
Hi everyone, I want to know what the difference between bulk modulus and young modulus is? In some papers, it seems...
Feb16-09 07:18 AM
Mapes
4 7,993
In the first diagram on this Hyperphysics page, the band gap in a semiconductor is shown. What is the corresponding...
Feb15-09 03:26 PM
snapback
1 4,680
Who knows a simple way to deal with temperature wave propagation in helium II? And how about storical experimental...
Feb15-09 03:12 PM
Oscur
5 2,016
hey everyone, Iím a bit confused, Iím trying to calculate the relative occupied volume of ZnO unit cell, Iíve just...
Feb15-09 08:37 AM
drizzle
2 1,805
Hi, Both ESCA and XES/XAS can measure HOMO and LUMO. However, I don't understand the difference between the two...
Feb14-09 08:42 PM
Modey3
1 2,556
In the HCP Lattice in solid state physics, Can any one proof GEOMETRICALLY and in algebric way that the the ratio...
Feb14-09 11:18 AM
Kouros Khamoushi
19 66,985
I am reading some theoretical papers on the defects in semiconductors. Theorists can calculate the formation energy of...
Feb13-09 11:12 PM
smokefly
2 9,816
I have just seen a photograph known as a Laue photograph. I am reading about the Laue method of X-ray Diffraction. ...
Feb13-09 08:38 AM
nasu
2 5,157
How common is it for all the electrons in an atom to be in the ground state? I ask because in spontaneous emission,...
Feb10-09 01:58 PM
thenewmans
0 1,378
Hi, Ok, so let's say we have a non-degenerate n-type semiconductor such that the Fermi-level/chemical potential is...
Feb9-09 03:10 PM
snapback
3 6,795
Just out of curiosity, why is quartz transparent to uv light?
Feb8-09 11:52 AM
closed
0 1,342
Can anyone explain why these two field patterns are so similar? The (3,2,1) hydrogen wave function, and this ...
Feb8-09 09:21 AM
nuby
6 1,451
Hi, is there anyone who works on the synthesis of alumina membrane ??
Feb7-09 03:28 PM
physicist888
0 1,340
Always be used in experiments... but when it appears in literature, most authors never tell the exact value of 1 ML...
Feb7-09 01:09 PM
yzou_ua
6 7,993
Hi. Could anyone explain me what is a heterostructure clearly? And when a heterostructure is a quantum well?
Feb7-09 05:55 AM
Arham
2 1,528
I have been looking at websites on electron affinity. My notes report it as 'energy released when an atom gains an...
Feb5-09 03:45 PM
Gokul43201
1 1,344
I wonder if anyone have an idea about the software (CASA) used for the treatement of data dounded by XPS analysis. If...
Feb5-09 05:17 AM
physicist888
2 2,501
Hi, One of the fields of condense matter is molecule dynamics.I want to know does quantum mechanics use in this...
Feb3-09 11:57 PM
kanato
2 1,452
Hi, I always thought vacuum is the best insulator, until I find figures that state breakdown field for vacuum is about...
Feb3-09 09:43 AM
ZapperZ
6 10,145
Hi At the moment I am trying to make a field effect transistor on a SOI wafer. The plan is to omit the top gate in...
Feb1-09 05:20 AM
Excom
0 2,446
Hello!Happy New Year! I am currently working on the thermal dependence of photoluminescence measurements of Zinc...
Jan31-09 05:00 PM
snapback
3 1,418
As the title says, does anyone know of a good book or review article about point contacts (both quantum and...
Jan29-09 05:16 PM
Gokul43201
1 1,488

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