Frédéric Grosshans

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Researcher in quantum information, mainly on cryptography.


92 Answers

newest activity votes
3
Having a problem about entropy, thermodynamics
jun 3 at 11:13
0
Is a communications channel based on quantum mechanics as effective as one based on any other physics?
jun 4 at 14:50
3
What does the sum of two qubits tell about their correlations?
apr 25 at 16:32
6
What is quantum discord?
jun 10 '11 at 13:32
2
Questions regarding solving the Brachistochrone problem using Lagrangian
oct 18 at 14:29
2
Understanding a Physics Paper on Quantum Teleportation of Continuous variables
oct 17 at 16:49
1
Why are there only perfectly anti-correlated quantum states, not perfectly correlated?
jul 5 '12 at 16:34
0
Motivation for “discretized quantum state spaces”
jul 5 '12 at 14:46
19
Can a planet have a larger diameter than Jupiter?
jun 18 '12 at 14:55
1
What are some creative illustrations of the nature of dissipative forces?
jun 18 '12 at 13:01
7
why the difference between $\langle \hat p^2 \rangle_{\psi}$ and $\langle \hat p \rangle_{\psi}^2$ is NOT zero?
jun 13 '12 at 10:01
4
Intuitive explanation for the de Broglie / Planck relations
jun 6 '12 at 12:52
10
Entropy increase and end of the universe
jun 6 '12 at 13:50
5
Show quantum entanglement to a classical thinker
jun 4 '12 at 14:02
1
Proof of existence of lowest temperature $0 K$
jun 4 '12 at 16:43
5
How large can you make a tokamak?
may 25 '12 at 14:21
1
What is the difference between quantum cryptography and quantum teleportation?
may 22 '12 at 16:23
3
Quantum communication
may 11 '12 at 16:18
14
What makes the stars that are farther from the nucleus of the galaxy go faster than those in the middle?
apr 2 '12 at 16:11
16
The Pioneer anomaly finally explained?
jul 20 '11 at 9:38
1
Quantum Coin Flipping Protocol
apr 3 '12 at 12:20
1
Shor's Algorithm: Why throw away the f(x)?
apr 3 '12 at 13:31
4
Representations of Pauli matrices involving outer product of qubit states
apr 3 '12 at 12:53
32
Superluminal neutrinos
sep 23 '11 at 10:17
3
How many photons does it take to measure a linear polarization?
mar 22 '12 at 20:38
2
Shape of rotating rope (lasso problem?)
mar 12 '12 at 18:29
6
Degeneracy Pressure, What is it?
mar 12 '12 at 14:46
2
Quantum entanglement of spin along multiple orthogonal axes
mar 10 '12 at 12:48
2
Transpose Map Positive, But Not Completely Positive?
mar 12 '12 at 11:06
5
What does it take to derive the ideal gas law in themodynamics?
mar 7 '12 at 17:52
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