User Sherlock

Sherlock

Member for 2 years, 4 months
Last seen more than a month ago

221B Baker Street, London.

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textbook-and-exercises

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nielsen-and-chuang

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quantum-operation

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How does the spectral decomposition of the Choi operator relate to Kraus operators?

Sep 11, 2021

What is the rank of a quantum channel?

Sep 6, 2021

Are nearly all pure two-qubit state entangled?

Sep 15, 2021

Prove that rank one projectors have the same partial trace iff they differ by a local unitary operation

Sep 9, 2021

What does "generator" mean in the master equation?

Aug 18, 2021

Why coherence measure monotonicity under selective incoherent operation should be form $C\left( \rho \right) \ge \sum_n{p_nC\left( \rho _n \right)}$?

Aug 4, 2022

Is a quantum channel reversible if all Kraus operators are proportional to unitaries?

Aug 17, 2021

What is the difference between "permutationally invariant" and "symmetric" states?

Mar 13, 2022

Why does the condition $\langle \varphi _k\left( t \right) |\dot{\varphi}_l\left( t \right) \rangle =0$ called parallel transport condition?

May 18, 2022

What makes dynamical decoupling a good method since the fidelity after using it can only reach 0.85 or so?

May 24, 2022