277 citations · 783 across the 16 of their papers we have counts for
18 papers
Preserving phase coherence and linearity in cat qubits with exponential bit-flip suppression
Harald Putterman, Kyungjoo Noh, Rishi N. Patel +17
Cat qubits, a type of bosonic qubit encoded in a harmonic oscillator, can exhibit an exponential noise bias against bit-flip errors with increasing mean photon number. Here, we foc…
Hardware-efficient quantum error correction via concatenated bosonic qubits
Harald Putterman, Kyungjoo Noh, Connor T. Hann +118
In order to solve problems of practical importance, quantum computers will likely need to incorporate quantum error correction, where a logical qubit is redundantly encoded in many…
Optically heralded microwave photons
Wentao Jiang, Felix M. Mayor, Sultan Malik +5
A quantum network that distributes and processes entanglement would enable powerful new computers and sensors. Optical photons with a frequency of a few hundred terahertz are perha…
Room-temperature Mechanical Resonator with a Single Added or Subtracted Phonon
Rishi N. Patel, Timothy P. McKenna, Zhaoyou Wang +5
A room-temperature mechanical oscillator undergoes thermal Brownian motion with an amplitude much larger than the amplitude associated with a single phonon of excitation. This moti…
Acousto-optic modulation of a wavelength-scale waveguide
Christopher J. Sarabalis, Raphaël Van Laer, Rishi N. Patel +4
We demonstrate a collinear acousto-optic modulator in a suspended film of lithium niobate employing a high-confinement, wavelength-scale waveguide. By strongly confining the optica…
Loss channels affecting lithium niobate phononic crystal resonators at cryogenic temperature
E. Alex Wollack, Agnetta Y. Cleland, Patricio Arrangoiz-Arriola +6
We investigate the performance of microwave-frequency phononic crystal resonators fabricated on thin-film lithium niobate for integration with superconducting quantum circuits. For…
Acousto-optic modulation in lithium niobate on sapphire
Christopher J. Sarabalis, Timothy P. McKenna, Rishi N. Patel +2
We demonstrate acousto-optic phase modulators in X-cut lithium niobate films on sapphire, detailing the dependence of the piezoelectric and optomechanical coupling coefficients on…
Cryogenic microwave-to-optical conversion using a triply-resonant lithium niobate on sapphire transducer
Timothy P. McKenna, Jeremy D. Witmer, Rishi N. Patel +6
Quantum networks are likely to have a profound impact on the way we compute and communicate in the future. In order to wire together superconducting quantum processors over kilomet…
Nanobenders: efficient piezoelectric actuators for widely tunable nanophotonics at CMOS-level voltages
Wentao Jiang, Felix M. Mayor, Rishi N. Patel +3
Tuning and reconfiguring nanophotonic components is needed to realize systems incorporating many components. The electrostatic force can deform a structure and tune its optical res…
Efficient bidirectional piezo-optomechanical transduction between microwave and optical frequency
Wentao Jiang, Christopher J. Sarabalis, Yanni D. Dahmani +5
Efficient interconversion of both classical and quantum information between microwave and optical frequency is an important engineering challenge. The optomechanical approach with…
Alignment-free cryogenic optical coupling to an optomechanical crystal
Timothy P. McKenna, Rishi N. Patel, Jeremy D. Witmer +3
The need for highly accurate, labor-intensive optical alignment has been a major hurdle in our ability to leverage the power of complex photonic integrated circuits. There is a str…
Lithium Niobate Piezo-optomechanical Crystals
Wentao Jiang, Rishi N. Patel, Felix M. Mayor +6
Demonstrating a device that efficiently connects light, motion, and microwaves is an outstanding challenge in classical and quantum photonics. We make significant progress in this…
Diamond optomechanical crystals with embedded nitrogen-vacancy centers
Jeffrey V Cady, Ohad Michel, Kenneth W Lee +4
Hybrid quantum devices, in which disparate quantum elements are combined in order to achieve enhanced functionality, have received much attention in recent years due to their excit…
Electrical driving of X-band mechanical waves in a silicon photonic circuit
Raphaël Van Laer, Rishi N. Patel, Timothy P. McKenna +2
Reducing energy dissipation is a central goal of classical and quantum technologies. Optics achieved great success in bringing down power consumption of long-distance communication…
A single-mode phononic wire
Rishi N. Patel, Zhaoyou Wang, Wentao Jiang +3
Photons and electrons transmit information to form complex systems and networks. Phonons on the other hand, the quanta of mechanical motion, are often considered only as carriers o…
Engineering phonon leakage in nanomechanical resonators
Rishi N. Patel, Christopher J. Sarabalis, Wentao Jiang +2
We propose and experimentally demonstrate a technique for coupling phonons out of an optomechanical crystal cavity. By designing a perturbation that breaks a symmetry in the elasti…
Release-free silicon-on-insulator cavity optomechanics
Christopher J. Sarabalis, Yanni D. Dahmani, Rishi N. Patel +2
We demonstrate optically coupled nanomechanical resonators fabricated on silicon-on-insulator. Silicon fin waveguides are used to control the dispersion of mechanical waves and eng…
Efficient Photon Coupling from a Diamond Nitrogen Vacancy Centre by Integration with Silica Fibre
Rishi N. Patel, Tim Schröder, Noel Wan +4
A central goal in quantum information science is to efficiently interface photons with single optical modes for quantum networking and distributed quantum computing. Here, we intro…