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Nonlinear Photonics (NP)

Nonlinear Photonics (NP)

28 July – 01 August 2024 Québec City, Québec, Canada

Nonlinear Photonics (NP) explores fundamental and applied aspects of nonlinear photonics.

Topics include temporal, spatial and spatio-temporal effects, experimental techniques, materials, optical systems, fibers, waveguides, multimode phenomena, ultrafast processes, photonic chaos, mode-locking, solitons, frequency combs, supercontinuum generation, pattern formation, nanophotonics, metamaterials, plasmonics, 2D materials, communication systems, high-field physics, quantum optics and filamentation.


Topics
 

Nonlinear Photonics

The topics are grouped in 5 main categories:

1. Nonlinear Closed Optical Systems

  • Temporal effects:
    • Nonlinear pulse propagation in optical fibers and waveguides
    • Modulational instability, temporal solitons and their interaction and control
    • Nonlinear pulse shaping, self-accelerating pulses and pulse train generation
    • Supercontinuum phenomena, harmonic generation, frequency conversion, UV and X-ray generation, and optics of few cycle pulses
    • Dispersion engineering and nonlinear phase matching
    • Rogue and shock waves, dispersive wave generation, wave turbulence
    • Ultrashort pulse modelling beyond the slowly-varying envelope approximation
  • Spatial effects:
    • Spatial optical solitons, self-trapping, and self-guiding effects
    • Nonlinear modes and self trapping and solitons in discrete media, waveguide arrays and multimode fibers                    
    • Nonlinear surface waves and topological states
    • Nonlinear singular optics
    • Self-accelerating beams and novel beam shaping techniques
    • Optical analogues of gravity
    • Structured light
  • Spatio-temporal effects:
    • Spatio-temporal solitons, X waves, non-diffracting beams
    • Filamentation, collapse, shock waves and extreme events 
    • Spatio-temporal beam dynamics in photonic structures
    • Nonlinear effects in disordered media, wave turbulence
    • Spatio-temporal dynamics in nonlinear multimode fibers
  • Parametric and stimulated scattering in photonic structures:
    • Nonlinear optoacoustic interactions
    • Optomechanics, stimulated Brillouin and Raman scattering
    • Down and up conversion, including difference and sum of frequencies
  • Nonlinear diffractive effects in photonic crystals and interactions in periodic structures:
    • Bragg gratings in fibers and semiconductor waveguides
    • Nonlinear effects in photonic crystals and Bragg gratings, slow light
    • Bragg solitons and gap solitons in photonic crystals
    • Devices based on nonlinear interactions in gratings

2. Nonlinear Open Optical Systems

  • Nonlinear interactions in optical cavities and microresonators:
    • Patterns, fronts and domains in nonlinear cavities and waveguides
    • Mode locking and dissipative spatial or temporal solitons
    • Polarization effects and vector solitons
    • Vortex solitons, optical turbulence, rogue waves and extreme events
    • Parabolic and self-similar pulses
    • Nonlinear dynamics and pattern formation in active media, semiconductor lasers
    • Optical frequency combs in microcavities and in passive/active fiber cavities, cavity solitons
  • Waveguides and resonators with gain and loss:
    • Nonlinear effects in parity-time symmetric structures
    • Nonlinear optical switching and unidirectional phenomena
    • Supersymmetry and lasers
    • Nonlinear waveguide amplifiers and amplifier solitons
    • Short pulse and quasi-CW fiber lasers
  • Nonlinear light-matter interactions and phase transitions in cavities:
    • Exciton-polaritons in semiconductor microcavities
    • Cold atoms and Bose-Einstein Condensates in optical lattices and cavities
    • Nonlinear modes and light-matter solitons
    • Synchronization, coherence and laser threshold
    • Condensation with and without dissipation
    • Symmetry breaking phenomena
  • Active devices and lasers:
    • Laser dynamics, feedback effects, chaos
    • Models for lasers and amplifiers
    • Mode locking, new techniques
    • Novel laser structures and applications, lasers with novel functionality
    • Random lasers
    • Vertical cavity surface emitting lasers, external cavity and photonic crystal lasers
    • Nanolasers
    • Droplet lasers
    • Semiconductor devices (SOAs, LDs, VCSELs, VECSELs, QCLs)
    • Laser frequency combs
    • Raman lasers

3. Nonlinear Nanophotonics, Metamaterials, 2D Materials and Plasmonics

  • Nonlinear properties of plasmonic materials:
    • Nonlinearity enhancement
    • Surface nonlinearity
    • Nonlocal effects
    • Ultrafast phenomena
  • Nonlinear scattering by nanoparticles:
    • Harmonic generation
    • Frequency mixing
    • Optical modulation
  • Nonlinear metamaterials and metasurfaces:
    • Nonlinear interactions and propagation in metamaterials
    • Nonlinearity enhancement
    • Dispersion engineering and nonlinear phase matching
  • Nonlinear effects in 2D materials:
    • Nonlinear interactions in graphene and other two-dimensional materials
    • Topological phenomena
    • Nonlinear saturation, carrier effects and excitonic phenomena
    • Bandgap engineering and doping for nonlinearity enhancement
    • Perturbative and/or non-perturbative nonlinearities
    • Hybrid 2D material structures
  • Numerical simulations of nonlinear processes:
    • Finite-difference time domain methods
    • Boundary and/or volume element methods
    • Hybrid numerical methods
    • Pseudo-spectral methods
    • Novel algorithms for nanophotonic simulations

4.  Nonlinear Optical Devices and Applications

  • Nonlinear devices and systems:
    • All-optical communications devices and systems
    • All-optical wavelength conversion and signal regeneration
    • Ultrafast switching and packet-switching
    • All-optical signal processing and logic functions
    • Optical storage and memory
    • Slow-light phenomena
    • Optical beam cleaning
    • Dielectric and plasmonic metadevices
    • Microwave photonics
    • Ultra-short and ultra-long wavelength generation
  • Application and Industry:
    • Second harmonic generation
    • Frequency conversion
    • Quasi-phase-matching
    • Cascaded nonlinearities
    • Machine learning applications in nonlinear optics
    • Photonic computing, Ising machines and neuromorphic devices
    • Nonlinear activation layers for neural networks
  • Measurements and microscopy:
    • Nonlinear measurement and detection
    • Nonlinear biophotonic devices
    • Ultrashort pulse characterization (e.g., FROG, SPIDER)
    • Optical sampling
    • Multiphoton microscopy       
    • All-optical monitoring
    • Nonlinear spectroscopy
    • Advanced imaging techniques, scattering assisted imaging, ghost imaging and superfocusing
    • Sensing
    • Optical trapping and manipulation
  • Novel nonlinear materials:
    • Highly nonlinear waveguides and speciality waveguides (e.g. novel glasses and nano and microstructured fibers)
    • Nonlinear crystals (including photorefractive effects)
    • Nonlinear semiconductors
    • Quantum-dot materials
    • Graphene and other 2D materials
    • Polymers and organics for waveguides
    • Fabrication of novel materials and structures
    • Physics and chemistry of poling including thermal and UV-assisted poling 
  • System modelling:
    • Stochastic effects in communication systems and error estimates
    • Advanced modulation formats
    • Nonlinearities in spatial and mode division multiplexing fiber systems
    • Mitigation of fiber nonlinearity impairments in coherent transmission systems
    • Nonlinear Fourier transform for optical communications
    • Optical networks

5. Quantum Optics

  • Quantum Optics:
    • Generation of single photons
    • Generation and characterization of squeezed, entangled, and other nonclassical states of light
    • Photonic transduction
    • Single-photon interactions/nonlinearities
    • Wave mixing with faint light
    • Quantum technologies
    • Cold atoms and Bose–Einstein Condensates in optical lattices and cavities
    • Quantum plasmonics, including electron–plasmon interactions
    • Quantum optics in integrated circuits and nanofibers
  • Quantum information:
    • Quantum computing
    • Quantum photonic chips
    • Quantum communications and cryptography
    • Quantum imaging
    • Teleportation
    • Quantum sensing
    • Quantum metrology

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Committee Members

  • Bertrand Kibler, CNRS - Laboratoire ICBFrance

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