Microwave Amplifiers in the Quantum Regime

Scientific Program

1 Next Generation TWPA’s: novel circuits & operation protocols

Invited speakers:
Philippe Campagne-Ibarcq, INRIA Paris
"Mixing of counterpropagating signals in a traveling-wave Josephson device"

Sandbo Chang, RIKEN, Japan
"Low-intrinsic-loss Josephson traveling-wave parametric amplifiers"

Emanuele Enrico, INRIM, Torino, Italy
"Scalable Generation of Entangled Microwave Cluster States with Multi-Tone Josephson Metamaterials"

Logan Howe, NIST, Boulder, US
"Pushing the Functional Limits of Kinetic Inductance TWPAs"

Archana Kamal, Northwestern University, US
"Efficient broadband amplification and squeezing with 1D Josephson metamaterials"

Nikita Klimovich, Oxford University
"Kinetic-Inductance Travelling Wave Parametric Amplifiers and Frequency Converters"

Boon Kok Tan, Oxford, UK
"Efforts in Developing Superconducting Parametric Amplifiers at Oxford"

Maxime Malnou, NIST, Boulder, US
"Artificial Transmission Line Synthesis Tailored for Traveling-Wave Parametric Processes"

Kevin O'Brien, Massachusetts Institute of Technology, US
"High-Efficiency, Low-Loss Floquet-mode Traveling Wave Parametric Amplifiers"

2 Basic Science and Quantum Optics with TWPA’s

Invited speakers:
Haruna Katayama, Hiroshima University; Japan
"Analogue Hawking radiation in Josephson traveling-wave parametric amplifiers"

Konrad Lehnert, JILA, US
"Optimizing fundamental sensitivity and practical operation in Josephson amplifiers"

Federica Mantegazzini, Fondazione Bruno Kessler, Povo, IT
"Development and applications of nonlinear high kinetic inductance waveguides"

Sorin Paraoanu, Alto University, Finland
"Critical parametric detection of microwave photons"

Gary Steele, Delft, NL
"Parametric phenomena in superconducting Kerr oscillators: Negative mass Bogoliubov modes, period double transitions, and transitions to chaos"

3 Resonant Parametric Amplifiers

Invited speakers:
José Aumentado, NIST, Boulder, US
"Graphs for Parametric Coupled Mode Theory"

Michael Hatridge, Yale University, US
"Gates, readout, and amplification with paired gain and conversion processes"

Florent Lecocq, NIST, Boulder, US
"Qubit measurements using nonreciprocal amplifiers"

Laure Mercier de L´epinay, Aalto University, Aalto, FI
"Directional optomechanical parametric amplifiers"

Pasquale Scarlino, EPFL, Switzerland
"Three-wave-mixing quantum-limited kinetic inductance parametric amplifier operating at 6 T near 1 K"

Rajamani Vijayaraghavan, TIFR Mumbai, India
"The driven non-oscillator as an ultra-low noise analog and digital amplifier"

4 Amplifiers and Quantum Information Processing in Research

Invited speakers:
Yvonne Gao, National University of Singapore
"Quantum Information Processing with Cat States in Bosonic cQED"

Benjamin Huard, ENS Lyon, France
"Microwave echoes from dielectric defects in Josephson traveling wave amplifiers"

Angela Kou, University of Illinois at Urbana-Champaign, US
"Fluxonia interacting with cavities: benefits and precautions"

Mollie Schwartz, Massachusetts Institute of Technology, US

Giovanna Tancredi, Chalmers University of Technology, Sweden
"Towards building a large-scale quantum processor"

5 Amplifiers and Quantum Information Processing in Industry

Invited speakers:
Baleegh Abdo, IBM Quantum, New York, US
"Developing high-performance JPAs for fault-tolerant quantum computers"

A. Mert Bozkurt, QuantWare
"Towards Scalable Architectures: Integrating the Readout Module for Superconducting Qubits"

Ofer Naaman, Google Quantum AI
"Impedance-engineered parametric amplifiers: concepts and directions"

Andrew Patterson, Rigetti Computing, Berkeley (CA), US
"Readout chain and amplification requirements for multiplexed superconducting qpus"

Visa Vesterinen, Arctic Instruments
"Demonstrating quantity and consistency of three-wave mixing TWPAs"