Quantum computing (QC) has already entered the industrial landscape and several
multinational corporations have initiated their own research efforts. So far, many of these …

To date, quantum computation on real, physical devices has largely been limited to simple,
time-ordered sequences of unitary operations followed by a final projective measurement …

The duration and fidelity of qubit readout are critical factors for applications in quantum-
information processing as they limit the fidelity of algorithms which reuse qubits after …

Quantum computing and simulations are creating transformative opportunities by exploiting
the principles of quantum mechanics in new ways to generate and process information. It is …

Quantum subspace methods (QSMs) are a class of quantum computing algorithms where
the time-independent Schrödinger equation for a quantum system is projected onto a …

Quantum computing architectures rely on classical electronics for control and readout.
Employing classical electronics in a feedback loop with the quantum system allows us to …

Demonstrating a quantum computational advantage will require high-fidelity control and
readout of multiqubit systems. As system size increases, multiplexed qubit readout becomes …

Reading a qubit is a fundamental operation in quantum computing. It translates quantum
information into classical information enabling subsequent classification to assign the qubit …

Linear time evolution is one of the fundamental postulates of quantum theory. Past
theoretical attempts to introduce nonlinearity into quantum evolution have violated causality …

A wide-bandwidth and low-noise amplification chain in the microwave regime is crucial for
the efficient read-out of quantum systems based on superconducting detectors, such as …