Electrodynamics of metallic superconductors

M Dressel - Advances in Condensed Matter Physics, 2013 - Wiley Online Library
The theoretical and experimental aspects of the microwave, terahertz, and infrared
properties of superconductors are discussed. Electrodynamics can provide information …

A flexible design platform for Si/SiGe exchange-only qubits with low disorder

W Ha, SD Ha, MD Choi, Y Tang, AE Schmitz… - Nano Letters, 2021 - ACS Publications
Spin-based silicon quantum dots are an attractive qubit technology for quantum information
processing with respect to coherence time, control, and engineering. Here we present an …

The Higgs mode in disordered superconductors close to a quantum phase transition

D Sherman, US Pracht, B Gorshunov, S Poran… - Nature Physics, 2015 - nature.com
The concept of mass generation by means of the Higgs mechanism was strongly inspired by
earlier works on the Meissner–Ochsenfeld effect in superconductors. In quantum field …

[HTML][HTML] Atomic layer deposition of titanium nitride for quantum circuits

A Shearrow, G Koolstra, SJ Whiteley, N Earnest… - Applied Physics …, 2018 - pubs.aip.org
Superconducting thin films with high intrinsic kinetic inductance are of great importance for
photon detectors, achieving strong coupling in hybrid systems, and protected qubits. We …

A superconducting switch actuated by injection of high-energy electrons

MF Ritter, A Fuhrer, DZ Haxell, S Hart… - Nature …, 2021 - nature.com
Recent experiments with metallic nanowires devices seem to indicate that superconductivity
can be controlled by the application of electric fields. In such experiments, critical currents …

3D integration and measurement of a semiconductor double quantum dot with a high-impedance TiN resonator

N Holman, D Rosenberg, D Yost, JL Yoder… - npj Quantum …, 2021 - nature.com
One major challenge to scaling quantum dot qubits is the dense wiring requirements,
making it difficult to envision fabricating large 2D arrays of nearest-neighbor-coupled qubits …

Realization of closed-loop optimization of epitaxial titanium nitride thin-film growth via machine learning

I Ohkubo, Z Hou, JN Lee, T Aizawa, M Lippmaa… - Materials Today …, 2021 - Elsevier
Closed-loop optimization of epitaxial titanium nitride (TiN) thin-film growth was
accomplished using metal-organic molecular beam epitaxy (MO-MBE) combined with a …

Review of recent progress on THz spectroscopy of quantum materials: superconductors, magnetic and topological materials

A Bera, S Bera, S Kalimuddin, S Gayen… - The European Physical …, 2021 - Springer
Recently, the THz spectroscopy has been efficiently used to investigate varieties of quantum
materials, including superconductors, novel magnetic, and topological materials. These …

Gapless superconductivity in Nb thin films probed by terahertz spectroscopy

JE Lee, J Choi, TS Jung, JH Kim, YJ Choi… - Nature …, 2023 - nature.com
Time reversal symmetry (TRS) breaking often generates exotic quantum phases in
condensed matter. In superconductors, TRS breaking by an external magnetic field not only …

Utilizing Gate-Controlled Supercurrent for All-Metallic Tunable Superconducting Microwave Resonators

Y Ryu, J Jeong, J Suh, J Kim, H Choi, J Cha - Nano Letters, 2024 - ACS Publications
Hybridizing a microwave mode with a quantum state requires precise frequency matching of
a superconducting microwave resonator and the corresponding quantum object. However …