Uttam Singh

3 Questions 4 Answers 0 Followers

Questions related from Uttam Singh

Can anyone suggest a way to measure the square root of a number operator in the laboratory?

The square root of a number operator is Hermitian and therefore in principle, it should be possible to measure it in a laboratory. Also, the number operator itself, say for photons, can be...

08 May 2014 814 2 View

Is 0.5 ebits of entangement for some pure quantum state same as 0.5 ebits of entanglement of formation for some mixed quantum state?

The state, say

15 November 2013 1,098 0 View

Post-selection: what is it good for and when can it lead to something interesting?

It has been seen a long ago (http://prl.aps.org/abstract/PRL/v60/i14/p1351_1) that in a pre and post-selected ensemble, the measurement of some observable on the considered system yields exotic...

30 October 2013 3,136 3 View