JOSAB Tutorials

15 results
  • Surface electromagnetic waves in lossy conductive media: tutorial

    Smolyaninov, Igor I.
    • 2022
    • Journal of the Optical Society of America B 39(7) 1894-1901  View: HTML | PDF

    It is commonly believed that electromagnetic waves cannot propagate in lossy conductive media and that they quickly decay inside such media over short length scales of the order of so-called skin dept...

  • Femtosecond multidimensional spectroscopy with multiple repetition-frequency-stabilized lasers: tutorial

    Kim, JunWoo; Jeon, Jonggu; Yoon, Tai Hyun; Cho, Minhaeng
    • 2022
    • Journal of the Optical Society of America B 39(4) 934-951  View: HTML | PDF

    Time-resolved multidimensional spectroscopy is an advanced spectroscopic technique that can be used to study the molecular structure and dynamics of chromophores in condensed phases by probing multipl...

  • Introduction to theory of high-harmonic generation in solids: tutorial

    Yue, Lun; Gaarde, Mette B.
    • 2022
    • Journal of the Optical Society of America B 39(2) 535-555  View: HTML | PDF
    Cited by: 3

    High-harmonic generation (HHG) in solids has emerged in recent years as a rapidly expanding and interdisciplinary field, attracting attention from both the condensed-matter and the atomic, m...

  • Stochastic systems: tutorial

    McKinstrie, C. J.; Stirling, T. J.; Helmy, A. S.
    • 2021
    • Journal of the Optical Society of America B 38(12) 3818-3836  View: HTML | PDF
    Cited by: 1

    In this tutorial, three examples of stochastic systems are considered: a strongly damped oscillator, a weakly damped oscillator and an undamped oscillator (integrator) driven by noise. The evolution o...

  • Laser linewidths: tutorial

    McKinstrie, C. J.; Stirling, T. J.; Helmy, A. S.
    • 2021
    • Journal of the Optical Society of America B 38(12) 3837-3848  View: HTML | PDF
    Cited by: 3

    In this tutorial, the physical origins and mathematical analyses of laser linewidths are reviewed. The semi-classical model is based on an equation for the light-mode amplitude that includes random so...

  • Mode coupling at avoided crossings in slab waveguides with comparison to optical fibers: tutorial

    Young, J. T.; Wei, C.; Menyuk, C. R.; Hu, J.
    • 2021
    • Journal of the Optical Society of America B 38(12) F104-F114  View: HTML | PDF
    Cited by: 1

    Avoided crossings are important in many waveguides and resonators. That is particularly the case in modern-day solid-core and air-core optical fibers that often have a complex geometry. The ...

  • Double copy—from optics to quantum gravity: tutorial

    White, Chris D.
    • 2021
    • Journal of the Optical Society of America B 38(11) 3319-3330  View: HTML | PDF

    Recently, an intriguing relationship (the double copy) has been discovered between theories like electromagnetism and gravity. This potentially gives us a new way to think about gravity, and there are...

  • Phase retrieval and design with automatic differentiation: tutorial

    Wong, Alison; Pope, Benjamin; Desdoigts, Louis; Tuthill, Peter; Norris, Barnaby; Betters, Chris
    • 2021
    • Journal of the Optical Society of America B 38(9) 2465-2478  View: HTML | PDF

    The principal limitation in many areas of astronomy, especially for directly imaging exoplanets, arises from instability in the point spread function (PSF) delivered by the telescope and instrument. T...

  • Brillouin scattering—theory and experiment: tutorial

    Wolff, C.; Smith, M. J. A.; Stiller, B.; Poulton, C. G.
    • 2021
    • Journal of the Optical Society of America B 38(4) 1243-1269  View: HTML | PDF
    Cited by: 9

    Brillouin scattering is an important and interesting nonlinear effect involving the interaction between optical and acoustic fields in optical waveguides. It is increasingly useful in the field of pho...

  • Compact 200 line MATLAB code for inverse design in photonics by topology optimization: tutorial

    Christiansen, Rasmus E.; Sigmund, Ole
    • 2021
    • Journal of the Optical Society of America B 38(2) 510-520  View: HTML | PDF [Suppl. Mat. (1)]
    Cited by: 8

    We provide a compact 200 line MATLAB code demonstrating how topology optimization (TopOpt) as an inverse design tool may be used in photonics, targeting the design of two-dimensional dielectric metale...

  • Inverse design in photonics by topology optimization: tutorial

    Christiansen, Rasmus E.; Sigmund, Ole
    • 2021
    • Journal of the Optical Society of America B 38(2) 496-509  View: HTML | PDF [Suppl. Mat. (1)]
    Cited by: 30

    Topology optimization (TopOpt) methods for inverse design of nano-photonic systems have recently become extremely popular and are presented in various forms and under various names. Approaches compris...

  • High-dimensional cryptography with spatial modes of light: tutorial

    Otte, Eileen; Nape, Isaac; Rosales-Guzmán, Carmelo; Denz, Cornelia; Forbes, Andrew; Ndagano, Bienvenu
    • 2020
    • Journal of the Optical Society of America B 37(11) A309-A323  View: HTML | PDF
    Cited by: 18

    Fast and secure sharing of information is among the prime concerns of almost any communication system. While commonly used cryptographic algorithms cannot provide unconditional security, high-dimensio...

  • Stochastic and probabilistic equations for three- and four-level lasers: tutorial

    McKinstrie, C. J.
    • 2020
    • Journal of the Optical Society of America B 37(5) 1333-1358  View: HTML | PDF
    Cited by: 5

    In this tutorial, Langevin stochastic equations and Markov probability equations are used to model electron- and photon-number fluctuations in three- and four-level lasers. Equations are derived for t...

  • Quantum electrodynamics in modern optics and photonics: tutorial

    Andrews, David L.; Bradshaw, David S.; Forbes, Kayn A.; Salam, A.
    • 2020
    • Journal of the Optical Society of America B 37(4) 1153-1172  View: HTML | PDF
    Cited by: 22

    One of the key frameworks for developing the theory of light–matter interactions in modern optics and photonics is quantum electrodynamics (QED). Contrasting with semiclassical theory, which depicts e...

  • Analytical calculation of optical forces on spherical particles in optical tweezers: tutorial

    Ranha Neves, Antonio Alvaro; Cesar, Carlos Lenz
    • 2019
    • Journal of the Optical Society of America B 36(6) 1525-1537  View: HTML | PDF
    Cited by: 21

    Arthur Ashkin was awarded the 2018 Nobel Prize in Physics for the invention of optical tweezers. Since their first publication in 1986, optical tweezers have been used as a tool to measure forces and ...