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Questions related from Anil Kumar Chauhan
I am (a theoretician) looking for the experimental parameters where one can drive an optical cavity with maximum frequency. Interestingly, I am curious about the constrains so that one can't go...
27 February 2018 4,986 4 View
In the large cavity-laser detuning, the cavity modes can be eliminated adiabatically with the required condition that its decay rate should dominates the other interaction rates present in the...
29 September 2017 9,368 2 View
Two branches of Solutions are: 1) k(L1+L2)= 2m*pi + sin^(-1)( \sqrt(r) * cos k(L2-L1)) - sin^(-1)(\sqrt(r)), and 2) k(L1+L2)= (2m+1)*pi - sin^(-1)( \sqrt(r) * cos k(L2-L1)) -...
24 November 2016 6,700 3 View
Consider a cavity with movable end mirror. Cavity field generates radiation pressure on mirror and give rise to coupling of field and mirror. This coupling is linear and can be made quadratic with...
25 April 2016 3,454 3 View
Politics can never brings peace in the society as it works on "Divide and rule". can we have any other alternative or counterpart for politics so that people can live together with harmony and peace?
18 February 2016 2,765 9 View
Optomechanical cavity consist of two fixed end mirror with "membrane at the middle set up". The membrane placed at node or antinode give rise to quadratic OPTM(optomechanical) coupling, which is...
10 February 2016 6,452 2 View
We know FM is being used in both (telecom network and Radio) cases for transmission of signal. but still telecom companies are charging a lot to provide network facilities as its counter part...
27 January 2016 6,476 2 View
The position of the oscillator fluctuates with a root mean square displacement amplitude del x= (Kb*T/m*w^2)^1/2, where m is mass of the oscillator and w is frequency. At high temp. oscillator...
11 December 2015 682 24 View
where g is coupling strength by some source and w_{m} is harmonic frequency of oscillator.The quantum effects are being controlled by this relation. More the coupling strength batter will be the...
13 September 2015 9,922 4 View
Cavity optomechanics deals with interaction of light with mechanical motion. In general, mesoscopic or macroscopic mechanical oscillator(in nano scale) are used to explore boundaries between...
27 August 2015 8,148 3 View
Edited:- Does the total dipole moment of an atom and induced dipole moment between two levels interact together for a transition?
11 August 2015 1,264 3 View
In Quantum optics, we always study three level system and also prefer three level system over two level system.
10 August 2015 1,055 10 View
we know there are different systems to generate squeezing of light. But I want to know:- 1) which one is the best system and how much squeezing we can get at it's maximum and minimum value? 2)...
09 February 2015 414 2 View
In BEC no. of atoms should remain constant. That's why we can not use same statistics for photon. but, 1)what are the minimum no of atoms?, which will show BEC. 2)What about one atom(BEC) and...
22 December 2014 2,979 11 View
we use unitary operator for evolution of a system w.r.t. time.can we do reverse? or Can we evolve any system(Quantum) backward in time? If we can, then we could understand the so called Big bang...
19 November 2014 4,145 17 View
We know that they are coupled together. How to separate them? Is this possible to uncouple or not?
16 September 2014 1,354 6 View
The flipping of an electron from either down to up or up to down in the magnetic field in a single energy level system, emits a photon of a particular frequency. That frequency depends on the...
19 June 2014 1,037 4 View
"Perception affects perspective and vise versa" Looking for a short and concise ans.
01 January 1970 5,929 1 View
a) Can one use Redfield master equation in non-markovian regime? Please add references, if so. b) How one can deal with density matrics depending on past history i.e. memory? Regards Thanks...
01 January 1970 3,903 1 View
