Optimal approach to quantum communication using dynamic programming

Optimal approximate reversal of quantum operations on a single qubit

Optimal asymmetric cloning machine on a great circle using no-signalling condition

Optimal atomic detection by control of detuning and spatial dependence of laser intensity

Optimal Axis Compensation in Quantum Key Distribution Protocols over Unital Channels

Optimal Bell tests do not require maximally entangled states

Optimal bounded-error strategies for projective measurements in non-orthogonal state discrimination

Optimal bounds for quantum bit commitment

Optimal Broadcasting of Mixed States

Optimal classical-communication-assisted local model of n-qubit Greenberger-Horne-Zeilinger correlations

Optimal Cloning and Singlet Monogamy

Optimal cloning for finite distributions of coherent states

Optimal cloning for two pairs of orthogonal states

Optimal cloning of coherent states by linear optics

Optimal cloning of coherent states with a linear amplifier and beam splitters

Optimal cloning of mixed Gaussian states

Optimal Cloning of Pure States, Judging Single Clones

Optimal cloning of qubits given by arbitrary axisymmetric distribution on Bloch sphere

Optimal cloning with respect to the relative error

Optimal Co-linear Gaussian Beams for Spontaneous Parametric Down-Conversion