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Quantum Physics

- Mathematical description of the motion and interaction of subatomic particles. Quantum Mechanics & Field Theory
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Before posting anything, please review the Physics Forums Global Guidelines. If you are seeking help with a...
Feb23-13 08:38 AM
ZapperZ
1 30,477
Hello all, I have been searching the web to find experimentally determined values for the wavelength of an electron...
Jan20-05 02:37 PM
repugno
3 6,586
If electron acts both as a wave and a particle; how does an electron emit a photon when it is a wave?
Feb19-11 01:28 PM
A. Neumaier
6 1,210
According to Einstein, any thing moves or tends to move with or nearly equaly to the velocity of light will have its...
Jan15-05 09:52 AM
clive
18 2,804
Hello all, I have a few questions regarding the magnetic charge of an electron. First of all, I read an electron...
Nov23-11 08:21 AM
Naty1
2 888
I am currently reading Kenneth W. Ford's book entitled "The Quantum World". In chapter 2 there is a section on...
Jun20-09 09:24 AM
RonL
16 2,385
Hi friends I've a big andu here. Electron revolts around the nucleus in the circular path. Its due to the force...
Jun14-12 12:18 AM
DrewD
5 1,010
When I was in School, my science teachers over-simplified everything to the point of being totally wrong. I guess,...
Jul21-11 08:05 AM
Naty1
23 3,161
My emphasis is on the solid-state/mesoscopic physics and I have the following question: Can the interaction of two...
Apr2-09 10:16 AM
sokrates
2 2,486
Lets say we have two pieces of metal with different electron-hole pressure. In both metals electrons and holes are NOT...
Jul9-13 07:42 PM
Stanley514
0 239
Hi, I need some help to work out the electron-hole overlap integral Mnn' for a quantum well: Knowing that...
May7-11 08:39 AM
skyboarder2
0 1,138
Hi. I'm doing research relating to solar cells and came about the topic related to effective masses. The wiki...
Sep11-12 03:59 PM
jnguyen7
1 608
The interference pattern created by the distribution of particles (electrons or photons) is related to the wave...
Oct7-10 05:23 PM
etamorphmagus
36 3,711
So I read somewhere about some equation that might explain the Electron/Proton mass ratio, but it was off by several...
Aug20-10 10:32 PM
meadbert
5 2,927
a wave: http://youtu.be/1zD1U1sIPQ4?t=48s or a bee-bee? ...
Mar8-14 12:33 PM
Dadface
18 862
Which material contains highest concentration of free electrons and holes simutaneously at room temperature and could...
Mar22-12 07:34 PM
Stanley514
0 824
Hello, why in the normal atomic configuration every layer except the second can contain only up to 8 electrons if for...
Feb20-12 06:24 AM
scientifico
2 1,316
I'm a little confused about something very simple. From a chemistry perspective I am told about how many electrons...
Dec1-07 09:15 PM
Sean Torrebadel
5 1,942
What causes the differences between the atomic spectra of deuterium and the atomic spectra of protium? Are there any...
Apr12-12 08:53 AM
mfb
1 1,050
Sorry I posted 2 threads within the hour, but I'm just really interested. In my chem class they (teachers, txtbooks,...
Jan5-12 04:01 PM
Strafespar
24 1,870
Do the electrons spin around the nuclues? If so, do we know the value?
Apr17-05 04:02 PM
marlon
3 1,591
Are electrons actually just photons that are stuck in the orbit of an atom's nucleus? Both photons and electrons...
Apr1-08 10:30 AM
jtbell
5 7,130
Hello, I was just taking a shower when this question came upon my mind, what would happen if all the electrons stopped...
May5-06 01:13 PM
ZapperZ
4 1,338
I have seen from demonstration in the internet that when elecrons are fired one by one in double slit-interference...
Jan5-08 02:49 AM
ozwi
2 848
I know the double slit experiment illustrates how an electron can be treated as a wave, but what experiment shows how...
Nov26-10 11:20 AM
jtbell
3 932
I just found out that electrons can disappear and return at any giving moment, can someone clarify that for me?
Sep24-10 04:23 PM
ZapperZ
5 1,383
hi, i have a question. are electrons distinguishable ? my personal view is they are not. because...
Nov28-09 06:12 AM
ZapperZ
9 1,455
Consider the simplest of all possible atoms: A hydrogen atom with only a proton as its nucleus. According to...
Aug20-12 08:43 AM
DrChinese
4 742
Greetings, This is basically just an observation I expect it to be laughed at (already has been laughed at in the...
Oct20-12 01:14 PM
Raven Luni
6 1,076
Right, as we know from the uncertainty principle we dont know exactly where an electron is, just where it most...
Oct26-04 04:04 PM
Tom Mattson
8 1,127
Rutgers University physicists have performed computer simulations that show how electrons become one thousand times...
Feb22-08 04:15 PM
SF
0 1,531
What exactly do the mean when an electron "jumps" from an energy level to another energy level in an atom. Do they...
Dec28-08 02:31 PM
ZapperZ
4 3,302
Hi. I have a little question. In some of my books you can read that the author keeps saying that an electron is...
Dec29-12 12:56 PM
haael
2 575
So I was pondering an electron jumping to a lower energy state and releasing some light. And then I became stuck...
Mar3-10 06:24 PM
LostConjugate
5 1,696
http://www.popsci.com/science/article/2012-04/first-time-electrons-are-observed-splitting-smaller-quasi-particles ...
Apr19-12 02:18 PM
Runner 1
2 926
Is it literally possible for them to be in two places at once? Is this proven; How is this possible? I mean, sure...
Jul22-08 11:42 PM
reilly
90 8,002
Let's imagine an electron that lives in an one dimensional world where there is a potential well near x=0 and that for...
Jan27-11 11:33 AM
go quantum!
2 919
From the article: This is one of the first direct applications of attosecond pulses, but according to Berkeley...
May6-13 12:20 PM
mfb
1 393
Hi, I am currently a student, still grasping some basic concepts of quantum mechanics. I've been reading some...
Jul18-09 03:46 PM
humanino
6 2,502
If you tap on a desk, or are walking, does that energy that is being transferred cause electrons in the desk or ground...
Dec22-03 03:58 PM
Nim
6 1,665
Please correct me if I am wrong in any of this 1) Electrons are able to go around the nucleus of an atom due to the...
Mar31-11 06:35 PM
jtbell
4 751

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