Optimal quantum estimation of the Unruh-Hawking effect

Optimal Quantum Feedback Control for Canonical Observables

Optimal Quantum Filtering and Quantum Feedback Control

Optimal quantum learning of a unitary transformation

Optimal quantum measurements for spin-1 and spin-3/2 particles

Optimal Quantum Measurements of Expectation Values of Observables

Optimal quantum multi-parameter estimation and application to dipole- and exchange-coupled qubits

Optimal Quantum Phase Estimation

Optimal quantum repeaters for qubits and qudits

Optimal quantum repeaters with doubly entangled state purification

Optimal quantum source coding with quantum information at the encoder and decoder

Optimal Quantum State Estimation with Use of the No-Signaling Principle

Optimal quantum state reconstruction for cold trapped ions

Optimal Quantum States for Image Sensing in Loss

Optimal quantum strong coin flipping

Optimal quantum teleportation with an arbitrary pure state

Optimal quantum tomography for states, measurements, and transformations

Optimal quasi-free approximation:reconstructing the spectrum from ground state energies

Optimal ratio between phase basis and bit basis in QKD

Optimal realization of the transposition maps