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Feb2313 08:41 AM
ZapperZ

1 
20,808 
Dear all,
I have got abit mixed up by the way different articles make supercells. As an example the below article:...

Oct2708 10:57 PM
Modey3

1 
1,835 
I am taking Solid State now and using Kittel as the textbook. Needless to say, I don't understand almost anything...

Oct2708 05:38 PM
gator2008

3 
2,881 
if the matter attains the state of having zero or no energy (i know thats not possible but if it is so...) what will...

Oct2608 09:06 AM
Hootenanny

1 
1,080 
NMR rf Field
hi all,
could any one help me explain how the rf B1 field in an NMR spectrometer works? Especially...

Oct2308 06:44 PM
newbee

2 
1,496 
Hey. Is the conductivity of a material related to the dielectric constant (permittivity) in some way? And what about...

Oct2308 12:15 PM
olgranpappy

1 
12,128 
The imaginary part of the \chi ^3 susceptibility can be split into the resonant and non resonant contributions.
The...

Oct2108 07:41 PM
olgranpappy

1 
1,985 
I am confused about the relation between the WignerSeitz cell and the first Brillouin zone.
My teacher explained...

Oct2108 06:35 PM
andrewm

4 
5,599 
Hi,
I'm following the book of Kaxiras on solid state physics and I'm a bit confused about Brillouin zone and...

Oct2108 01:50 PM
carbon9

6 
5,045 
Hi all,
I'm am reading chapter 3 of Tinkham's "Introduction to superconductivity".
At some point several...

Oct2108 12:21 PM
FranzDiCoccio

3 
1,198 
hi everyone
i hope that someone can explain to me what's the different with a crystalline TiC and a Ti50C50, actually...

Oct2108 08:40 AM
Redbelly98

1 
768 
hi
Can anyone explain to me what's the surface plasmon???
thanks

Oct1608 03:05 PM
Gokul43201

2 
1,894 
Hi all,
I am looking at (elementary) theory of superconductivity. In particular, I am looking at the calculation...

Oct1608 10:18 AM
FranzDiCoccio

7 
1,642 
Hi guys,
I hope you can give me any idea about:
After a long molecular dynamic simulation of a polymer under...

Oct1308 05:32 AM
jspock

2 
889 
hi
i wonder if anyone has an idea about or have links for published papers about the behavior of bulk titanium...

Oct1308 02:14 AM
physicist888

2 
2,854 
A new superconductor has been developed at Brookhaven National Laboratory:
...

Oct1008 06:31 AM
Redbelly98

4 
1,550 
hi
i hope that someone can explain to me what does it mean Carbon inplane correlation length of sp2.
thanks

Oct908 11:18 AM
physicist888

0 
1,246 
In a gas, do the molecular centers of gravity align significantly toward the dominant source of gravity? E. g., do...

Oct808 12:21 PM
Loren Booda

2 
1,566 
The 24th Solvay is going to happen in a week or so.
10  13 October
24th Solvay Conference on Physics
"Quantum...

Oct708 03:12 PM
marcus

1 
1,904 
hi everybody
i would like to know what's the different between a mono and a polycristallin material.
And if we...

Oct508 11:14 AM
physicist888

2 
1,328 
Hi every body
I have XRD data of clinker cement , and I need a software or a method
to determine the phases and...

Oct408 12:52 AM
che1296

0 
1,022 
Hi everybody
Actually i need to calculate a cristallite nanoparticles size by using my XRD measurement results. I...

Oct308 12:13 PM
physicist888

0 
7,918 
Can anybody help me find a paper?
The name is "The discrete selftrapping equation", or "J.C. Eilbeck, P.S. Lomdahl,...

Oct108 10:56 AM
Hootaotao

5 
1,209 
Do the atoms in molecules seperate quicker if they are moved more vigourously in their lifetime and therefoe cause...

Oct108 10:50 AM
ZapperZ

10 
1,723 
Hello all,i was studying about nuclear magnetic resonance,what i came to know is the study of nucleus in presence of...

Oct108 09:12 AM
malawi_glenn

3 
1,113 
Hello
I feel that this is a "graduatelevel" question, so I hope that this question is not found to be insultingly...

Sep3008 12:40 PM
Minich

4 
5,595 
A couple of questions in the context of constructing nuclear weapons:
Would it be feasible to refine uranium...

Sep3008 03:46 AM
CaptainQuasar

2 
1,319 
Does anyone have a good derivation of the ElectronPhonon Interaction Hamiltonian? I've found a few in various books...

Sep2708 09:01 PM
Dr Transport

7 
2,783 
What do you understand by "sublattice degeneracy" of a carbon nanotube. How would it affect a NT's electrical...

Sep2708 06:37 PM
vidur

0 
1,035 
Hi all
I just have some questions about atomlaser interaction.
Suppose that you have single twolevel atom...

Sep2708 06:07 PM
Redbelly98

1 
2,090 
:smile:Hey guys. I just get some information about true shear strain and simple shear strain from the lecture of...

Sep2608 10:42 PM
Modey3

2 
7,910 
Hi,
I was taking a look to Appendix M of A&M "Solid State Physics" (Conservation of Crystal Momentum). Seems to me...

Sep2508 08:17 AM
FranzDiCoccio

3 
2,423 
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...

Sep2508 08:03 AM
Astronuc

3 
1,347 
I have already seen two important problem: one is about the derivation of Fourier's heat law; and the other is about...

Sep2308 09:11 AM
Hootaotao

0 
2,139 
Hello, frineds
I have a question
How is it possible to get High Temperature Supercondactor produced by laser...

Sep2308 07:57 AM
ZapperZ

3 
1,448 
Can somebody tell me what is the miller index for the tilted plane?
Is it (102) or (112)?
Nothing seems to...

Sep2108 04:36 PM
Carolyn

9 
7,874 
Is there any theories on taking light, and changing it to matter? Imagine a machine that could do that. Imagine...

Sep2008 11:44 PM
darkangelkid

38 
12,095 
Can a semiconductor absorb a higher energy photon than its Band gap Eg and make a transition from valence band to...

Sep1908 03:48 AM
ZapperZ

4 
3,316 
If light passes through a fresnel lens and then through another lens focusing it a bit so it is not as concentrated...

Sep1808 09:27 AM
art.t

3 
1,261 
Can anyone provide me with a link to one showing the primitive unit cell for it?
I searched google for about ~40mins...

Sep1708 02:06 AM
krypt0nite

0 
1,301 
Has any one have experience in measuring CV curves of MOS capacitors using HP LCR meter. I am in very urgent need....

Sep1608 06:58 PM
Defennder

1 
5,274 