61 citations · 287 across the 18 of their papers we have counts for
19 papers
Three-Wave Mixing as a High-Throughput Diagnostic Tool for Nonlinear Waveguides
Yi-Yang Liu, Kevin Chen, Kyungduk Kim +4
The recent development of wavelength-scale nonlinear waveguides highlights the need for new diagnostic methods that characterize both waveguide dispersion and fabrication-induced s…
Quantum Optical Soliton Dynamics Beyond Linearization: An Open-System Approach
Chris Gustin, Ryotatsu Yanagimoto, Edwin Ng +1
We introduce two approaches to modeling the quantum dynamics of optical solitons. Taking an open-system viewpoint, we project the underlying quantum field into system (so…
Arbitrary control over multimode wave propagation for machine learning
Tatsuhiro Onodera, Martin M. Stein, Benjamin A. Ash +10
Controlled multimode wave propagation can enable more space-efficient photonic processors than architectures based on discrete components connected by single-mode waveguides. Inste…
Ultrafast second-order nonlinear photonics -- from classical physics to non-Gaussian quantum dynamics
Marc Jankowski, Ryotatsu Yanagimoto, Edwin Ng +4
Photonic integrated circuits with second-order () nonlinearities are rapidly scaling to remarkably low powers. At this time, state-of-the-art devices achieve saturated non…
Mesoscopic ultrafast nonlinear optics -- The emergence of multimode quantum non-Gaussian physics
Ryotatsu Yanagimoto, Edwin Ng, Marc Jankowski +8
Over the last few decades, nonlinear optics has become significantly more nonlinear, traversing nearly a billionfold improvement in energy efficiency, with ultrafast nonlinear nano…
Using system-reservoir methods to derive effective field theories for broadband nonlinear quantum optics: a case study on cascaded quadratic nonlinearities
Chris Gustin, Ryotatsu Yanagimoto, Edwin Ng +2
In broadband quantum optical systems, nonlinear interactions among a large number of frequency components induce complex dynamics that may defy heuristic analysis. In this work we…
Quantum noise dynamics in nonlinear pulse propagation
Edwin Ng, Ryotatsu Yanagimoto, Marc Jankowski +2
The propagation of ultrafast pulses in dispersion-engineered waveguides, exhibiting strong field confinement in both space and time, is a promising avenue towards single-photon non…
Engineering cubic quantum nondemolition Hamiltonian with mesoscopic optical parametric interactions
Ryotatsu Yanagimoto, Rajveer Nehra, Edwin Ng +2
We propose a scheme to realize cubic quantum nondemolition (QND) Hamiltonian with optical parametric interactions. We show that strongly squeezed fundamental and second harmonic fi…
Quantum nondemolition measurements with optical parametric amplifiers for ultrafast universal quantum information processing
Ryotatsu Yanagimoto, Rajveer Nehra, Ryan Hamerly +3
Realization of a room-temperature ultra-fast photon-number-resolving (PNR) quantum nondemolition (QND) measurement would have significant implications for photonic quantum informat…
Temporal trapping: a route to strong coupling and deterministic optical quantum computation
Ryotatsu Yanagimoto, Edwin Ng, Marc Jankowski +2
The realization of deterministic photon-photon gates is a central goal in optical quantum computation and engineering. A longstanding challenge is that optical nonlinearities in sc…
Onset of non-Gaussian quantum physics in pulsed squeezing with mesoscopic fields
Ryotatsu Yanagimoto, Edwin Ng, Atsushi Yamamura +6
We study the emergence of non-Gaussian quantum features in pulsed squeezed light generation with a mesoscopic number (i.e., dozens to hundreds) of pump photons. Due to the strong o…
Towards an Engineering Framework for Ultrafast Quantum Nonlinear Optics
Ryotatsu Yanagimoto, Edwin Ng, Tatsuhiro Onodera +1
The advent of dispersion-engineered and highly nonlinear nanophotonics is expected to open up an all-optical path towards the strong-interaction regime of quantum optics by combini…
Efficient simulation of ultrafast quantum nonlinear optics with matrix product states
Ryotatsu Yanagimoto, Edwin Ng, Logan G. Wright +2
Ultra-short pulses propagating in nonlinear nanophotonic waveguides can simultaneously leverage both temporal and spatial field confinement, promising a route towards single-photon…
Broadband Parametric Downconversion as a Discrete-Continuum Fano Interaction
Ryotatsu Yanagimoto, Edwin Ng, Marc P. Jankowski +3
We introduce a theoretical framework based on Fano's theory of discrete-continuum interactions to analyze the quantum dynamics of broadband parametric downconversion (PDC) in the f…
Engineering a Kerr-based Deterministic Cubic Phase Gate via Gaussian Operations
Ryotatsu Yanagimoto, Tatsuhiro Onodera, Edwin Ng +3
We propose a deterministic, measurement-free implementation of a cubic phase gate for continuous-variable quantum information processing. In our scheme, the applications of displac…
Embedding entanglement generation within a measurement-feedback coherent Ising machine
Ryotatsu Yanagimoto, Peter L. McMahon, Edwin Ng +2
We present a new scheme to efficiently establish entanglement between optical modes in a time-multiplexed coherent Ising machine (CIM) by means of nonlocal measurement and feedback…
Modeling light shifts in optical lattice clocks
Nils Nemitz, Asbjørn Arvad Jørgensen, Ryotatsu Yanagimoto +2
We present an extended model for the lattice-induced light shifts of the clock frequency in optical lattice clocks, applicable to a wide range of operating conditions. The model ex…
Adiabatic Fock state generation scheme using Kerr nonlinearity
Ryotatsu Yanagimoto, Edwin Ng, Tatsuhiro Onodera +1
We propose a theoretical scheme to deterministically generate Fock states in a Kerr cavity thorough adiabatic variation of the driving field strength and the cavity detuning. We sh…
Decomposed description of Ramsey spectra under atomic interactions
Ryotatsu Yanagimoto, Nils Nemitz, Filippo Bregolin +1
We introduce a description of Ramsey spectra under atomic interactions as a sum of decomposed components with differing dependence on interaction parameters. This description enabl…