Light–matter interactions at the single-particle level have generally been explored in the
context of atomic, molecular and optical physics. Recent advances motivated by quantum …

We review progress in the development and applications of superconducting metamaterials.
The review is organized in terms of several distinct advantages and unique properties …

The performance of a great variety of electronic devices—ranging from semiconductor
transistors to superconducting qubits—is hampered by low-frequency noise with spectra …

Superconducting coplanar-waveguide resonators that can operate in strong magnetic fields
are important tools for a variety of high-frequency superconducting devices. Magnetic fields …

We present fast tunable superconducting microwave resonators fabricated from planar Nb N
on a sapphire substrate. The 3 λ/4 wavelength resonators are tuning fork shaped and tuned …

Superconducting resonators interfaced with paramagnetic spin ensembles are used to
increase the sensitivity of electron spin resonance experiments and are key elements of …

Quantum circuits show unprecedented sensitivity to external fluctuations compared to their
classical counterparts, and it can take as little as a single atomic defect somewhere in a mm …

The microwave properties of nano-scale structures are important in a wide variety of
applications in quantum technology. Here we describe a low-power cryogenic near-field …

The performance of superconducting microwave circuits is strongly influenced by the
material properties of the superconducting film and substrate. While progress has been …

Microwave impedance microscopy (MIM) is a near-field imaging technique that has been
used to visualize the local conductivity of materials with nanoscale resolution across the …