Quantum optimal control, a toolbox for devising and implementing the shapes of external
fields that accomplish given tasks in the operation of a quantum device in the best way …

Broadband quantum memory is critical to enabling the operation of emerging photonic
quantum technology at high speeds. Here we review a central challenge to achieving …

We propose a robust and high-fidelity scheme for realizing universal quantum gates by
optimizing short pulse sequences in a three-level system. To alleviate the sensitivity to the …

Ideal photonic quantum memories can store arbitrary pulses of light with unit efficiency. This
requires operating in the adiabatic regime, where pulses have a duration much longer than …

The storage and retrieval of photonic quantum states, quantum memory, is a key resource
for a wide range of quantum applications. Here we investigate the sensitivity of Λ-type …

Efficient optical quantum memories are a milestone required for several quantum
technologies, including repeater-based quantum key distribution and on-demand …

Optical quantum memory is a key component of emerging quantum technologies and
applications. One of the most promising protocols, far-off-resonant Raman memory, is still …

Photonic quantum memory is a crucial elementary operation in photonic quantum
information processing. While many physically distinct memory protocols and hardware …

Single photons are an essential resource for realizing quantum technologies. Together with
compatible quantum memories granting control over when a photon arrives, they form a …

We present a demonstration of simultaneous high-efficiency, high-speed, and low-noise
operation of a photonic quantum memory. By leveraging controllable collisional dephasing …