Can we really observe the average trajectories of single photons?

  • Context: Graduate 
  • Thread starter Thread starter Pythagorean
  • Start date Start date
  • Tags Tags
    Observer
Click For Summary
SUMMARY

The discussion centers on the research conducted by Sacha Kocsis and colleagues, published in Science, which explores the average trajectories of single photons in a two-slit interferometer. The study challenges the traditional interpretation of quantum mechanics, specifically the principle of complementarity, by suggesting that photons can exhibit both particle-like and wave-like behavior simultaneously. This finding has significant implications for our understanding of quantum mechanics and the nature of light.

PREREQUISITES
  • Understanding of quantum mechanics principles, particularly the double-slit experiment.
  • Familiarity with the concept of complementarity in quantum physics.
  • Knowledge of photon behavior and wave-particle duality.
  • Basic grasp of experimental physics methodologies related to optics.
NEXT STEPS
  • Research the implications of Kocsis et al.'s findings on quantum mechanics.
  • Study the double-slit experiment in detail, focusing on its historical significance and experimental variations.
  • Explore advanced topics in quantum optics, including wave-particle duality.
  • Investigate the role of measurement in quantum systems and its effects on observed phenomena.
USEFUL FOR

Physicists, quantum mechanics students, and researchers in optics who are interested in the foundational principles of quantum theory and the behavior of light at the quantum level.

Pythagorean
Science Advisor
Messages
4,430
Reaction score
327
http://www.sciencedaily.com/releases/2011/06/110602143159.htm

Sacha Kocsis, Boris Braverman, Sylvain Ravets, Martin J. Stevens, Richard P. Mirin, L. Krister Shalm, Aephraim M. Steinberg. Observing the Average Trajectories of Single Photons in a Two-Slit Interferometer. Science, 2011; 332 (6034): 1170-1173 DOI: 10.1126/science.1202218
 
Physics news on Phys.org
Ok, I will bite, do you feel "suggests" is too strongly worded, that behavior of a "wave-icle" (hey, I think I just invented a new word !) is wishful thinking, or that it exists, can be described in the first place ?
Complementarity states that observing particle-like or wave-like behaviour in the double-slit experiment depends on the type of measurement made: the system cannot behave as both a particle and wave simultaneously. Steinberg's recent experiment suggests :redface: this doesn't have to be the case: the system can behave as both.

Rhody...

P.S. Crap, someone already http://www.unwords.com/unword/waveicle.html" it, without the hypen. :blushing:
 
Last edited by a moderator:
Last edited by a moderator:

Similar threads

Graduate What are the implications of this experiment?
  • · Replies 270 ·
10
Replies
270
Views
46K
Graduate Tracking Photons in a Double Slit Experiment
  • · Replies 1 ·
Replies
1
Views
3K