Ondřej Černotík

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Master student in physics with particular interest in theoretical quantum optics and quantum information processing. Currently, I am working on some aspects of transformations of entangled continuous-variable states of light.


46 Answers

newest activity votes
6
Meaning of $\int \phi^\dagger \hat A \psi \:\mathrm dx$
6
optical equivalent of a superconductor
5
Would a laser with four possible energy levels be better than three?
5
Optics: Derivation of $\vec\nabla{n} = \frac{d(n\hat{u})}{ds}$
5
when photons can be trapped in a cavity and manipulated. How they can be observed without being destroyed?
5
Beam splitters- Direction of use
5
Einstein's mass-energy relation
4
EPR vs. EPRBB? Why can't we perform the original EPR experiment?
4
Intensity of light
4
Is there something special in the visible part of electromagnetic spectrum?
3
Energy eigenvalues of a Q.H.Oscillator with $[\hat{H},\hat{a}] = -\hbar \omega \hat{a}$ and $[\hat{H},\hat{a}^\dagger] = \hbar \omega \hat{a}^\dagger$
3
Density Operator, Expectation Value, Coherent States
3
Coherent State, Unitary Operators, Harmonic Oscillator
3
Understanding a Physics Paper on Quantum Teleportation of Continuous variables
3
Does measuring destroy entanglement
3
Conservation of Energy in Different Frames of Reference
2
Derivation of $ E=h\nu$
2
Does the reduced density matrix describes a real mixed state?
2
three-particle quantum entanglement
2
Colors in the secondary rainbow reverse of that in the primary rainbow
2
What if $\gamma$-rays in Electron microscope?
2
Photon source for Bell test
2
When is Lebesque integration useful over Riemann integration in physics?
2
One-photon-at-a-time effect on double slit experiment with detectors?
1
how laser interact with atoms?
1
Quantum computers: are they possible or impossible?
1
Quantum circuit, two control not gates
1
Constructing the exponential form of a unitary operator
1
How much information about the scale of a waterfall can be obtained from its sound?
1
Ideal distance of eye from a lens
1 2