342 citations · 2.1k across the 15 of their papers we have counts for
14 papers · 1 filter
Protecting the quantum interference of cat states by phase-space compression
Xiaozhou Pan, Jonathan Schwinger, Ni-Ni Huang +7
Cat states, with their unique phase-space interference properties, are ideal candidates for understanding fundamental principles of quantum mechanics and performing key quantum inf…
A practical guide for building superconducting quantum devices
Yvonne Y. Gao, M. Adriaan Rol, Steven Touzard +1
Quantum computing offers a powerful new paradigm of information processing that has the potential to transform a wide range of industries. In the pursuit of the tantalizing promise…
Quantum information processing with bosonic qubits in circuit QED
Atharv Joshi, Kyungjoo Noh, Yvonne Y. Gao
The unique features of quantum theory offer a powerful new paradigm for information processing. Translating these mathematical abstractions into useful algorithms and applications…
Engineering bilinear mode coupling in circuit QED: Theory and experiment
Yaxing Zhang, Brian J. Lester, Yvonne Y. Gao +3
Photonic states of superconducting microwave cavities controlled by transmon ancillas provide a platform for encoding and manipulating quantum information. A key challenge in scali…
Entangling Bosonic Modes via an Engineered Exchange Interaction
Yvonne Y. Gao, Brian J. Lester, Kevin Chou +5
The realization of robust universal quantum computation with any platform ultimately requires both the coherent storage of quantum information and (at least) one entangling operati…
Programmable interference between two microwave quantum memories
Yvonne Y. Gao, B. J. Lester, Yaxing Zhang +6
Interference experiments provide a simple yet powerful tool to unravel fundamental features of quantum physics. Here we engineer an RF-driven, time-dependent bilinear coupling that…
Deterministic teleportation of a quantum gate between two logical qubits
K. S. Chou, J. Z. Blumoff, C. S. Wang +7
A quantum computer has the potential to effciently solve problems that are intractable for classical computers. Constructing a large-scale quantum processor, however, is challengin…
A CNOT gate between multiphoton qubits encoded in two cavities
Serge Rosenblum, Yvonne Y. Gao, Philip Reinhold +8
Entangling gates between qubits are a crucial component for performing algorithms in quantum computers. However, any quantum algorithm must ultimately operate on error-protected lo…
Suspending superconducting qubits by silicon micromachining
Y. Chu, C. Axline, C. Wang +4
We present a method for relieving aluminum 3D transmon qubits from a silicon substrate using micromachining. Our technique is a high yield, one-step deep reactive ion etch that req…
A Schrodinger Cat Living in Two Boxes
Chen Wang, Yvonne Y. Gao, Philip Reinhold +13
Quantum superpositions of distinct coherent states in a single-mode harmonic oscillator, known as "cat states", have been an elegant demonstration of Schrodinger's famous cat parad…
Surface participation and dielectric loss in superconducting qubits
Chen Wang, Christopher Axline, Yvonne Y. Gao +4
We study the energy relaxation times () of superconducting transmon qubits in 3D cavities as a function of dielectric participation ratios of material surfaces. This surface p…
Measurement and Control of Quasiparticle Dynamics in a Superconducting Qubit
Chen Wang, Yvonne Y. Gao, Ioan M. Pop +9
Superconducting circuits have attracted growing interest in recent years as a promising candidate for fault-tolerant quantum information processing. Extensive efforts have always b…
Non-Poissonian Quantum Jumps of a Fluxonium Qubit due to Quasiparticle Excitations
Uri Vool, Ioan M. Pop, Katrina Sliwa +12
As the energy relaxation time of superconducting qubits steadily improves, non-equilibrium quasiparticle excitations above the superconducting gap emerge as an increasingly relevan…
SU(3) Quantum Interferometry with single-photon input pulses
Si-Hui Tan, Yvonne Y. Gao, Hubert de Guise +1
We develop a framework for solving the action of a three-channel passive optical interferometer on single-photon pulse inputs to each channel using SU(3) group-theoretic methods, w…