All Questions
9 questions
2
votes
2
answers
276
views
What is the difference between the potential energy and potential function in quantum mechanics?
In quantum mechanics, we study particles in various systems, such as an infinite potential well, a finite potential well, potential barriers, potential steps, harmonic oscillators, and so on. In all ...
- 333
1
vote
0
answers
191
views
What is the name and meaning of the integral of potential energy?
The paper, Significance of Electromagnetic Potentials in the Quantum Theory by Aharonov and Bohm makes reference to a term, $S$. I'm curious as to if this term has a name and to its meaning.
$S$ is ...
0
votes
1
answer
537
views
What's the difference between repulsive Delta function and Attractive Delta Function?
What's the difference between repulsive Delta function and Attractive Delta Function? I need to clear the concept. Please note that I know what's the Delta function.
2
votes
2
answers
2k
views
Meaning of the term $V(x)$ in the Schrodinger equation [closed]
I'm new to quantum mechanics and I am currently trying to understand finite potential well (although my question is not specific to finite potential well ). In the Schrodinger equation, many texts ...
- 75
0
votes
0
answers
1k
views
Local and Non-Local Potentials
Can anybody explain the difference and concepts between local and non-local potentials in light of quantum mechanics?
- 1,555
1
vote
1
answer
640
views
How is particle in a ring is in bound state?
Particle in a potential well forms a bound state which gives rise to discrete energy levels. But states for particle in a ring also have discrete energy levels even where there is no potential well. ...
- 89
1
vote
1
answer
412
views
Realistic Potential Wells
What is meant by the term "realistic" potential wells? I got stuck into the term as I don't know what are the limitations of the word realistic in this case.
For example mentioned in line
We ...
- 111
6
votes
2
answers
8k
views
What is an "Interaction Hamiltonian"
I'm an undergraduate reading up on some quantum physics so that I can help out more in the lab that I'm working in this summer. In the book I'm reading (Shankar's "Principles of Quantum Mechanics") I ...
- 383
1
vote
1
answer
2k
views
Transparence of an infinite square well? [closed]
What does it mean by an infinite square well being transparent?
I have been doing the calculation of the infinite square well and I came up with an answer
$T = 1$ where
$T$ for Transmission ...
- 1,259