News tagged with weak measurement

Quantum paradox directly observed -- a milestone in quantum mechanics

In quantum mechanics, a vanguard of physics where science often merges into philosophy, much of our understanding is based on conjecture and probabilities, but a group of researchers in Japan has moved one ...

Physics / General Physics

created Mar 04, 2009 | popularity 4 / 5 (37) | comments 13

Physicists resolve a paradox of quantum theory

University of Toronto quantum physicists Jeff Lundeen and Aephraim Steinberg have shown that Hardy's paradox, a proposal that has confounded physicists for over a decade, can be confirmed and ultimately resolved, a task which ...

Physics / General Physics

created Jan 14, 2009 | popularity 4.6 / 5 (28) | comments 4

Proposed test of weak equivalence principle could be most accurate yet

(PhysOrg.com) -- The weak equivalence principle (WEP) - which states that all bodies fall at the same rate in a gravitational field, regardless of structure or composition - is one of the key postulates of ...

Physics / General Physics

created May 03, 2010 | popularity 4.8 / 5 (18) | comments 18 feature

Keeping it together: Protecting entanglement from decoherence and sudden death

(PhysOrg.com) -- Decoherence can be metaphorically seen as a quantum fall from grace: When quantum bits, or qubits, are in superposition – such as a single qubit simultaneously having both 1 and 0 values ...

Physics / Quantum Physics

created Feb 27, 2012 | popularity 4 / 5 (11) | comments 3 | with audio podcast feature