Materials loss measurements using superconducting microwave resonators

High coherence superconducting microwave cavities with indium bump bonding

(2020) Chan U Lei et al.   APPLIED PHYSICS LETTERS

Dielectric loss extraction for superconducting microwave resonators

(2020) C. R. H. McRae et al.   APPLIED PHYSICS LETTERS

Phononic loss in superconducting resonators on piezoelectric substrates

(2020) Marco Scigliuzzo et al.   NEW JOURNAL OF PHYSICS

Three-Dimensional Superconducting Resonators at T

(2020) A. Romanenko et al.   Physical Review Applied

Solid-State Qubits: 3D Integration and Packaging

(2020) Danna Rosenberg et al.   IEEE MICROWAVE MAGAZINE

Impact of ionizing radiation on superconducting qubit coherence

(2020) Antti P. Vepsäläinen et al.   NATURE

Cavity Attenuators for Superconducting Qubits

(2019) Z. Wang et al.   Physical Review Applied

Dielectric Loss of Boron-Based Dielectrics on Niobium Resonators

(2019) David S. Wisbey et al.   JOURNAL OF LOW TEMPERATURE PHYSICS

Mitigation of cosmic ray effect on microwave kinetic inductance detector arrays

(2019) K. Karatsu et al.   APPLIED PHYSICS LETTERS

Engineering cryogenic setups for 100-qubit scale superconducting circuit systems

(2019) S. Krinner et al.   EPJ Quantum Technology

Determining Interface Dielectric Losses in Superconducting Coplanar-Waveguide Resonators

(2019) W. Woods et al.   Physical Review Applied

Using Surface Engineering to Modulate Superconducting Coplanar Microwave Resonator Performance

(2019) Evgeniya H. Lock et al.   IEEE TRANSACTIONS ON APPLIED SUPERCONDUCTIVITY

Towards understanding two-level-systems in amorphous solids - insights from quantum circuits

(2019) Clemens Müller et al.   REPORTS ON PROGRESS IN PHYSICS

Quantum supremacy using a programmable superconducting processor

(2019) Frank Arute et al.   NATURE

High-Coherence Fluxonium Qubit

(2019) Long B. Nguyen et al.   Physical Review X

Geometric scaling of two-level-system loss in superconducting resonators

(2019) David Niepce et al.   SUPERCONDUCTOR SCIENCE & TECHNOLOGY

A method for building low loss multi-layer wiring for superconducting microwave devices

(2018) A. Dunsworth et al.   APPLIED PHYSICS LETTERS

Analysis and mitigation of interface losses in trenched superconducting coplanar waveguide resonators

(2018) G. Calusine et al.   APPLIED PHYSICS LETTERS

Thin film metrology and microwave loss characterization of indium and aluminum/indium superconducting planar resonators

(2018) C. R. H. McRae et al.   JOURNAL OF APPLIED PHYSICS

Suppression of low-frequency charge noise in superconducting resonators by surface spin desorption

(2018) S. E. de Graaf et al.   Nature Communications

Atomic layer deposition of titanium nitride for quantum circuits

(2018) Abigail Shearrow et al.   APPLIED PHYSICS LETTERS

Hot Nonequilibrium Quasiparticles in Transmon Qubits

(2018) K. Serniak et al.   PHYSICAL REVIEW LETTERS

Substrate surface engineering for high-quality silicon/aluminum superconducting resonators

(2018) C T Earnest et al.   SUPERCONDUCTOR SCIENCE & TECHNOLOGY

Vacuum Gap Microstrip Microwave Resonators for 2.5-D Integration in Quantum Computing

(2017) Rupert M. Lewis et al.   IEEE TRANSACTIONS ON APPLIED SUPERCONDUCTIVITY

Microwave attenuators for use with quantum devices below 100 mK

(2017) Jen-Hao Yeh et al.   JOURNAL OF APPLIED PHYSICS

Understanding Quality Factor Degradation in Superconducting Niobium Cavities at Low Microwave Field Amplitudes

(2017) A. Romanenko et al.   PHYSICAL REVIEW LETTERS

Nonreciprocal Microwave Signal Processing with a Field-Programmable Josephson Amplifier

(2017) F. Lecocq et al.   Physical Review Applied

3D integrated superconducting qubits

(2017) D. Rosenberg et al.   npj Quantum Information

Loss mechanisms in superconducting thin film microwave resonators

(2016) Jan Goetz et al.   JOURNAL OF APPLIED PHYSICS

Advanced ACTPol Multichroic Polarimeter Array Fabrication Process for 150 mm Wafers

(2016) S. M. Duff et al.   JOURNAL OF LOW TEMPERATURE PHYSICS

Quantum-limited heat conduction over macroscopic distances

(2016) Matti Partanen et al.   Nature Physics

Projected Dipole Moments of Individual Two-Level Defects Extracted Using Circuit Quantum Electrodynamics

(2016) B. Sarabi et al.   PHYSICAL REVIEW LETTERS

Dielectric surface loss in superconducting resonators with flux-trapping holes

(2016) B Chiaro et al.   SUPERCONDUCTOR SCIENCE & TECHNOLOGY

Optimization of infrared and magnetic shielding of superconducting TiN and Al coplanar microwave resonators

(2016) J M Kreikebaum et al.   SUPERCONDUCTOR SCIENCE & TECHNOLOGY

Analysis of high quality superconducting resonators: consequences for TLS properties in amorphous oxides

(2016) J Burnett et al.   SUPERCONDUCTOR SCIENCE & TECHNOLOGY

Fabrication artifacts and parallel loss channels in metamorphic epitaxial aluminum superconducting resonators

(2016) C J K Richardson et al.   SUPERCONDUCTOR SCIENCE & TECHNOLOGY

Bulk and surface loss in superconducting transmon qubits

(2016) Oliver Dial et al.   SUPERCONDUCTOR SCIENCE & TECHNOLOGY

Three-Dimensional Wiring for Extensible Quantum Computing: The Quantum Socket

(2016) J. H. Béjanin et al.   Physical Review Applied

Multilayer microwave integrated quantum circuits for scalable quantum computing

(2016) Teresa Brecht et al.   npj Quantum Information

Surface participation and dielectric loss in superconducting qubits

(2015) C. Wang et al.   APPLIED PHYSICS LETTERS

Traveling wave parametric amplifier with Josephson junctions using minimal resonator phase matching

(2015) T. C. White et al.   APPLIED PHYSICS LETTERS

Probing the density of states of two-level tunneling systems in silicon oxide films using superconducting lumped element resonators

(2015) S. T. Skacel et al.   APPLIED PHYSICS LETTERS

Demonstration of superconducting micromachined cavities

(2015) T. Brecht et al.   APPLIED PHYSICS LETTERS

Reducing intrinsic loss in superconducting resonators by surface treatment and deep etching of silicon substrates

(2015) A. Bruno et al.   APPLIED PHYSICS LETTERS

Superconducting TiN Films Sputtered Over a Large Range of Substrate DC Bias

(2015) H. M. Iftekhar Jaim et al.   IEEE TRANSACTIONS ON APPLIED SUPERCONDUCTIVITY

Efficient and robust analysis of complex scattering data under noise in microwave resonators

(2015) S. Probst et al.   REVIEW OF SCIENTIFIC INSTRUMENTS

Fabrication and characterization of aluminum airbridges for superconducting microwave circuits

(2014) Zijun Chen et al.   APPLIED PHYSICS LETTERS

Characterization of low-temperature microwave loss of thin aluminum oxide formed by plasma oxidation

(2014) Chunqing Deng et al.   APPLIED PHYSICS LETTERS

Characterization and reduction of microfabrication-induced decoherence in superconducting quantum circuits

(2014) C. M. Quintana et al.   APPLIED PHYSICS LETTERS

New Method for Determining the Quality Factor and Resonance Frequency of Superconducting Micro-Resonators from Sonnet Simulations

(2014) D. S. Wisbey et al.   JOURNAL OF LOW TEMPERATURE PHYSICS

Trapping a Single Vortex and Reducing Quasiparticles in a Superconducting Resonator

(2014) I. Nsanzineza et al.   PHYSICAL REVIEW LETTERS

Evidence of a Nonequilibrium Distribution of Quasiparticles in the Microwave Response of a Superconducting Aluminum Resonator

(2014) P. J. de Visser et al.   PHYSICAL REVIEW LETTERS

Invited Article: Dielectric material characterization techniques and designs of high-Q resonators for applications from micro to millimeter-waves frequencies applicable at room and cryogenic temperatures

(2014) Jean-Michel Le Floch et al.   REVIEW OF SCIENTIFIC INSTRUMENTS

Measurement and control of quasiparticle dynamics in a superconducting qubit

(2014) C. Wang et al.   Nature Communications

Radiation-suppressed superconducting quantum bit in a planar geometry

(2013) Martin Sandberg et al.   APPLIED PHYSICS LETTERS

Planar superconducting whispering gallery mode resonators

(2013) Z. K. Minev et al.   APPLIED PHYSICS LETTERS

Improved superconducting qubit coherence using titanium nitride

(2013) Josephine B. Chang et al.   APPLIED PHYSICS LETTERS

Reaching 10 ms single photon lifetimes for superconducting aluminum cavities

(2013) Matthew Reagor et al.   APPLIED PHYSICS LETTERS

Fluctuations from edge defects in superconducting resonators

(2013) C. Neill et al.   APPLIED PHYSICS LETTERS

Improvements in Silicon Oxide Dielectric Loss for Superconducting Microwave Detector Circuits

(2013) D. Li et al.   IEEE TRANSACTIONS ON APPLIED SUPERCONDUCTIVITY

An analysis method for transmission measurements of superconducting resonators with applications to quantum-regime dielectric-loss measurements

(2013) Chunqing Deng et al.   JOURNAL OF APPLIED PHYSICS

Slow noise processes in superconducting resonators

(2013) J. Burnett et al.   PHYSICAL REVIEW B

Coherent Josephson Qubit Suitable for Scalable Quantum Integrated Circuits

(2013) R. Barends et al.   PHYSICAL REVIEW LETTERS

Two-port microwave calibration at millikelvin temperatures

(2013) Leonardo Ranzani et al.   REVIEW OF SCIENTIFIC INSTRUMENTS

Room temperature deposition of sputtered TiN films for superconducting coplanar waveguide resonators

(2013) S Ohya et al.   SUPERCONDUCTOR SCIENCE & TECHNOLOGY

Epitaxial Al2O3 capacitors for low microwave loss superconducting quantum circuits

(2013) K.-H. Cho et al.   APL Materials

Reduced microwave loss in trenched superconducting coplanar waveguides

(2012) Michael R. Vissers et al.   APPLIED PHYSICS LETTERS

A Josephson junction defect spectrometer for measuring two-level systems

(2012) M. J. A. Stoutimore et al.   APPLIED PHYSICS LETTERS

Etch induced microwave losses in titanium nitride superconducting resonators

(2012) Martin Sandberg et al.   APPLIED PHYSICS LETTERS

Identifying capacitive and inductive loss in lumped element superconducting hybrid titanium nitride/aluminum resonators

(2012) Michael R. Vissers et al.   APPLIED PHYSICS LETTERS

Improving the quality factor of microwave compact resonators by optimizing their geometrical parameters

(2012) K. Geerlings et al.   APPLIED PHYSICS LETTERS

Planar superconducting resonators with internal quality factors above one million

(2012) A. Megrant et al.   APPLIED PHYSICS LETTERS

An analysis method for asymmetric resonator transmission applied to superconducting devices

(2012) M. S. Khalil et al.   JOURNAL OF APPLIED PHYSICS

A superconducting focal plane array for ultraviolet, optical, and near-infrared astrophysics

(2012) Benjamin A. Mazin et al.   OPTICS EXPRESS

Non-equilibrium superconductivity in quantum-sensing superconducting resonators

(2012) D J Goldie et al.   SUPERCONDUCTOR SCIENCE & TECHNOLOGY

Coherence in a transmon qubit with epitaxial tunnel junctions

(2011) Martin P. Weides et al.   APPLIED PHYSICS LETTERS

Strongly quadrature-dependent noise in superconducting microresonators measured at the vacuum-noise limit

(2011) J. Gao et al.   APPLIED PHYSICS LETTERS

Improving the performance of superconducting microwave resonators in magnetic fields

(2011) D. Bothner et al.   APPLIED PHYSICS LETTERS

Protecting superconducting qubits from radiation

(2011) Antonio D. Córcoles et al.   APPLIED PHYSICS LETTERS

Minimizing quasiparticle generation from stray infrared light in superconducting quantum circuits

(2011) R. Barends et al.   APPLIED PHYSICS LETTERS

Two Level System Loss in Superconducting Microwave Resonators

(2011) David P. Pappas et al.   IEEE TRANSACTIONS ON APPLIED SUPERCONDUCTIVITY

Study of loss in superconducting coplanar waveguide resonators

(2011) Jeremy M. Sage et al.   JOURNAL OF APPLIED PHYSICS

Relaxation and frequency shifts induced by quasiparticles in superconducting qubits

(2011) G. Catelani et al.   PHYSICAL REVIEW B

Observation of High Coherence in Josephson Junction Qubits Measured in a Three-Dimensional Circuit QED Architecture

(2011) Hanhee Paik et al.   PHYSICAL REVIEW LETTERS

Implementing the Quantum von Neumann Architecture with Superconducting Circuits

(2011) M. Mariantoni et al.   SCIENCE

Wirebond crosstalk and cavity modes in large chip mounts for superconducting qubits

(2011) J Wenner et al.   SUPERCONDUCTOR SCIENCE & TECHNOLOGY

Superconducting Microresonators: Physics and Applications

(2011) Jonas Zmuidzinas   Annual Review of Condensed Matter Physics

Low-loss superconducting resonant circuits using vacuum-gap-based microwave components

(2010) Katarina Cicak et al.   APPLIED PHYSICS LETTERS

Low loss superconducting titanium nitride coplanar waveguide resonators

(2010) M. R. Vissers et al.   APPLIED PHYSICS LETTERS

Reducing quantum-regime dielectric loss of silicon nitride for superconducting quantum circuits

(2010) Hanhee Paik et al.   APPLIED PHYSICS LETTERS

Losses in coplanar waveguide resonators at millikelvin temperatures

(2010) P. Macha et al.   APPLIED PHYSICS LETTERS

Effect of metal/substrate interfaces on radio-frequency loss in superconducting coplanar waveguides

(2010) David S. Wisbey et al.   JOURNAL OF APPLIED PHYSICS

Phase-preserving amplification near the quantum limit with a Josephson ring modulator

(2010) N. Bergeal et al.   NATURE

Measurement of dielectric losses in amorphous thin films at gigahertz frequencies using superconducting resonators

(2010) Ch Kaiser et al.   SUPERCONDUCTOR SCIENCE & TECHNOLOGY

Improving the coherence time of superconducting coplanar resonators

(2009) H. Wang et al.   APPLIED PHYSICS LETTERS

Reducing microwave loss in superconducting resonators due to trapped vortices

(2009) C. Song et al.   APPLIED PHYSICS LETTERS

Synthesizing arbitrary quantum states in a superconducting resonator

(2009) Max Hofheinz et al.   NATURE

Properties of superconducting planar resonators at millikelvin temperatures

(2009) T. Lindström et al.   PHYSICAL REVIEW B

Microwave response of vortices in superconducting thin films of Re and Al

(2009) C. Song et al.   PHYSICAL REVIEW B

Temperature dependence of the frequency and noise of superconducting coplanar waveguide resonators

(2008) Shwetank Kumar et al.   APPLIED PHYSICS LETTERS

Experimental evidence for a surface distribution of two-level systems in superconducting lithographed microwave resonators

(2008) Jiansong Gao et al.   APPLIED PHYSICS LETTERS

A semiempirical model for two-level system noise in superconducting microresonators

(2008) Jiansong Gao et al.   APPLIED PHYSICS LETTERS

Microwave dielectric loss at single photon energies and millikelvin temperatures

(2008) Aaron D. O’Connell et al.   APPLIED PHYSICS LETTERS

Coplanar waveguide resonators for circuit quantum electrodynamics

(2008) M. Göppl et al.   JOURNAL OF APPLIED PHYSICS

Quasiparticle Relaxation in Optically Excited High-QSuperconducting Resonators

(2008) R. Barends et al.   PHYSICAL REVIEW LETTERS

Controlling the Spontaneous Emission of a Superconducting Transmon Qubit

(2008) A. A. Houck et al.   PHYSICAL REVIEW LETTERS