News tagged with quantum probability

Paper stirs up controversy over the nature of the quantum wave function

(Phys.org) -- Back in November, a paper posted to a preprint server arXiv by three British physicists prompted some heated debate regarding the nature of the quantum wave function, a probability function that p ...

Physics / Quantum Physics

created May 09, 2012 | popularity 4.3 / 5 (23) | comments 131 | with audio podcast weblog

Does the quantum wave function represent reality?

(Phys.org) -- At the heart of quantum mechanics lies the wave function, a probability function used by physicists to understand the nanoscale world. Using the wave function, physicists can calculate a system's ...

Physics / Quantum Physics

created Apr 25, 2012 | popularity 4.7 / 5 (38) | comments 136 | with audio podcast feature

Light pulses take a quantum walk

Tourists who drift aimlessly during a sightseeing tour are moving randomly - just like electrons that move from one atom to the next. To obtain a better understanding of these random motions it is often useful ...

Physics / Quantum Physics

created Mar 21, 2012 | popularity 4.4 / 5 (5) | comments 0 | with audio podcast

Two molecules communicate via single photons

Scientists realize one of the most elementary and oldest "gedanken" experiments in modern physics, namely, excitation of a single molecule with a single photon. This paves the way for further investigations ...

Physics / General Physics

created Feb 28, 2012 | popularity 5 / 5 (12) | comments 0 | with audio podcast

NIST achieves record-low error rate for quantum information processing with one qubit

(PhysOrg.com) -- Thanks to advances in experimental design, physicists at the National Institute of Standards and Technology (NIST) have achieved a record-low probability of error in quantum information processing ...

Physics / Quantum Physics

created Aug 31, 2011 | popularity 5 / 5 (3) | comments 0 | with audio podcast

Quantum Theory May Explain Wishful Thinking

(PhysOrg.com) -- Humans don’t always make the most rational decisions. As studies have shown, even when logic and reasoning point in one direction, sometimes we chose the opposite route, motivated by personal ...

Medicine & Health / Psychology & Psychiatry

created Apr 14, 2009 | popularity 4.1 / 5 (47) | comments 14 feature