Is this the HUP or diffraction?

  • Context: Graduate 
  • Thread starter Thread starter mrspeedybob
  • Start date Start date
  • Tags Tags
    Diffraction Hup
Click For Summary
SUMMARY

The discussion centers on the interpretation of a video demonstrating the Heisenberg Uncertainty Principle (HUP) versus diffraction phenomena. Participants debate whether the observed effects are merely diffraction or if they illustrate the HUP's implications in quantum mechanics. The consensus indicates that while diffraction can be explained through wave equations, the HUP provides a framework for understanding limitations in measuring certain pairs of physical properties, such as position and momentum, simultaneously.

PREREQUISITES
  • Understanding of quantum mechanics principles
  • Familiarity with wave-particle duality
  • Knowledge of the Heisenberg Uncertainty Principle
  • Basic concepts of diffraction and interference patterns
NEXT STEPS
  • Research the mathematical formulation of the Heisenberg Uncertainty Principle
  • Explore the differences between classical wave theory and quantum mechanics
  • Study examples of diffraction patterns in both classical and quantum contexts
  • Investigate experimental setups that demonstrate the HUP in action
USEFUL FOR

Students of physics, educators in quantum mechanics, and researchers interested in the foundational concepts of wave-particle duality and uncertainty in measurements.

mrspeedybob
Messages
869
Reaction score
65
Consider the following video...
http://www.youtube.com/watch?feature=player_embedded&v=0FGo8mi-5w4

Am I really seeing a demonstration of the HUP or am I just seeing diffraction?

In this instance, is it just different models with different terminology describing the same thing? If so, what scenario would require the HUP? What can you not model with wave equations that can be modeled with the HUP?
 
Physics news on Phys.org
mrspeedybob said:
Consider the following video...
http://www.youtube.com/watch?feature=player_embedded&v=0FGo8mi-5w4

Am I really seeing a demonstration of the HUP or am I just seeing diffraction?

In this instance, is it just different models with different terminology describing the same thing? If so, what scenario would require the HUP? What can you not model with wave equations that can be modeled with the HUP?

The diffraction that you see is a clear example of the HUP at work! See this:

https://www.physicsforums.com/blog.php?b=4364

Zz.
 
Last edited by a moderator:

Similar threads

Graduate Does Heisenberg apply to a collapsed wavefunction?
  • · Replies 32 ·
2
Replies
32
Views
4K
Graduate Can someone explain HUP with some mathematical rigor?
  • · Replies 22 ·
Replies
22
Views
4K
Graduate What happens when an object approaches an event horizon?
  • · Replies 7 ·
Replies
7
Views
1K
Undergrad Question about two interference patterns viewed at infinity
  • · Replies 7 ·
Replies
7
Views
3K
Graduate Trying to understand Heisenberg Uncertainty Principle in a physical sense
  • · Replies 49 ·
2
Replies
49
Views
10K
Undergrad Understanding Ewald's sphere in the context of X-Ray diffraction
  • · Replies 3 ·
Replies
3
Views
6K
Problem on Diffraction Grating and Laser Crystallography
  • · Replies 10 ·
Replies
10
Views
3K
High School Beginner Question Regarding Entanglement
  • · Replies 19 ·
Replies
19
Views
2K
Graduate Positronium, Hydrogen, Schrodinger Equation
  • · Replies 18 ·
Replies
18
Views
8K
Amazing Quantum Levitation Demonstration Video
  • · Replies 26 ·
Replies
26
Views
6K