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  • Spotlight Summary by You Zhou

    • Analog image processing with nonlinear nonlocal flat optics
    • Optical analog computing has emerged as a promising solution to overcome the limitations of digital data processing due to its inherent parallelization and energy efficiency. Recent advances in flat optics have...
    • Opt. Mater. Express 14(1) 92-100 (2024) View: Abstract | HTML | PDF

  • Spotlight Summary by Mário Silveirinha

    • Air conditioning for photons [Invited]
    • Furnaces and refrigerators for photons

      In recent years, there has been a resurgence of interest in moving gratings, spurred by technological advancements that enable the modulation of material...
    • Opt. Mater. Express 14(2) 407-413 (2024) View: Abstract | HTML | PDF

  • Spotlight Summary by Juejun Hu

    • Sb2S3 as a low-loss phase-change material for mid-IR photonics
    • Low loss properties of the phase change material Sb2S3 were demonstrated in the mid-IR. Chalcogenide optical phase change materials feature large, nonvolatile refractive index modulation upon...
    • Opt. Mater. Express 14(4) 862-870 (2024) View: Abstract | HTML | PDF

Information Acquisition, Processing, and Display

  • Spotlight Summary by Johann Toudert

    • Four-color fiber-coupled mid-infrared laser-absorption sensor for temperature, CO, CO2, and NO at 5 kHz in internal combustion engine vehicle exhaust
    • Tunable infrared lasers enable monitoring the exhaust gas transients of internal combustion engines. Combustion in the cylinders of an engine leads to the formation of hot gaseous products, which are expelled through...
    • Appl. Opt. 62(32) 8517-8528 (2023) View: Abstract | HTML | PDF

Light–Matter Interactions

  • Spotlight Summary by Haoran Ren

    • Spin–orbital angular momentum degeneracy breaking in nanoplasmonic metachain
    • Breaking the spin-orbital angular momentum degeneracy in a novel plasmonic metachain. Plasmonic metasurfaces hold great promise for both fundamental investigation of light's spin-orbit interactions and applied...
    • Opt. Lett. 49(2) 198-201 (2024) View: Abstract | HTML | PDF

  • Spotlight Summary by Marcelo Ciappina

    • Resonant high-order harmonic generation by indium ions
    • Unlocking the secrets of high-order harmonic generation (HHG) in intense laser fields unveils a pathway to coherent collimated XUV beams of femtosecond or attosecond time durations. While noble gas jets dominate...
    • J. Opt. Soc. Am. B 41(3) 560-565 (2024) View: Abstract | HTML | PDF

  • Spotlight Summary by Stefano Dal Conte

    • Wavelength-tunable ultrafast two arm fiber laser system for transient interferometric scattering microscopy on nanoscopic objects
    • Nanoscale low dimensional materials such as semiconducting quantum dots, nanowires, graphene and 2D transition metal dichalcogenides hold immense promise for being the primary building blocks of novel optoelectronic and...
    • J. Opt. Soc. Am. B 41(2) 493-499 (2024) View: Abstract | HTML | PDF

  • Spotlight Summary by Yating Wan

    • Single-mode InGaAsP/InP BH lasers based on high-order slotted surface gratings
    • Recent research has led to the fabrication of a single-mode InGaAsP/InP buried heterostructure (BH) laser with high-order slotted surface gratings. This development represents an important step forward in the field of...
    • Opt. Lett. 49(2) 286-289 (2024) View: Abstract | HTML | PDF

  • Spotlight Summary by Pavel Shafirin and Artur Davoyan

    • High forward thrust metasurface beam-riding sail
    • Stable beam riding with architectured diffraction gratings. Optical manipulation of nanoscale objects using focused laser beams emerged as an indispensable tool. However, manipulating large – meter scale...
    • Opt. Express 32(2) 1756-1763 (2024) View: Abstract | HTML | PDF

  • Spotlight Summary by Teng Zhang

    • Rydberg excitation through detuned microwave transition in rubidium
    • Rydberg atoms are atoms with an electron in a highly excited quantum state that is loosely bound to the atomic nucleus, rendering them exquisitely sensitive to electromagnetic fields. Optical techniques based on...
    • J. Opt. Soc. Am. B 40(11) 2758-2761 (2023) View: Abstract | HTML | PDF

  • Spotlight Summary by Michael Zuerch

    • High harmonic generation in epitaxially grown zinc oxide films
    • This study presents a significant advancement in the field of photonics by exploring how the thickness and quality of epitaxially grown zinc oxide (ZnO) thin films impacts yield scaling of a solid-state high harmonic...
    • J. Opt. Soc. Am. B 41(6) B1-B6 (2024) View: Abstract | HTML | PDF

  • Spotlight Summary by Filiz Yesilkoy

    • Inverse-designed metasurfaces for highly saturated transmissive colors
    • Merging the strengths of metallic and dielectric metasurfaces for vivid color filters.

      Nature employs a fascinating method to create structural colors, a phenomenon that generates the brilliant and iridescent...
    • J. Opt. Soc. Am. B 41(1) 151-158 (2024) View: Abstract | HTML | PDF

  • Spotlight Summary by Serge Berthier

    • Co-modulation of structural and pigmentary coloration in Lyropteryx apollonia butterfly
    • When physics and chemistry combine for non-spectral colors.

      The pigment/photonic structure combination to generate complex colors is usual in nature. The most common case is green, which can be created by a...
    • Opt. Express 31(26) 43712-43721 (2023) View: Abstract | HTML | PDF

  • Spotlight Summary by Ángela Barreda

    • Switchable multiple quasibound states in the continuum based on the phase transition of vanadium dioxide
    • The recently introduced concept of quasi-bound states in the continuum (quasi-BIC) enables the observation of high Q-factor resonances, which is crucial to enhance the intensity of light-matter interaction. However, the...
    • J. Opt. Soc. Am. B 41(2) 432-441 (2024) View: Abstract | HTML | PDF

Optical Design and Instrumentation

  • Spotlight Summary by Lin Xu and Huanyang Chen

    • Shifty invisibility cloaks
    • Invisibility has always been an intriguing and challenging optical phenomenon. Since the proposal of transformation optics theory, the enthusiasm continues to be devoted to various strategies for achieving invisibility....
    • Opt. Express 32(1) 11-25 (2024) View: Abstract | HTML | PDF

Optics in Biology and Medicine

  • Spotlight Summary by Prasanna Rangarajan

    • Single-shot non-line-of-sight imaging based on chromato-axial differential correlography
    • The core elements of an imaging system, which include an illumination source and a lens assembly, have remained virtually unchanged for centuries. The design of the lens assembly is optimized for Line-of-Sight...
    • Photon. Res. 12(1) 106-114 (2024) View: Abstract | HTML | PDF

  • Spotlight Summary by Emily A. Gibson

    • Millimeter field-of-view miniature two-photon microscopy for brain imaging in freely moving mice
    • Zhao and coauthors have developed a new miniature head-mounted two-photon microscope with enhanced capabilities for large field-of-view brain imaging in freely moving mice. The design can perform sub-cellular resolution...
    • Opt. Express 31(20) 32925-32934 (2023) View: Abstract | HTML | PDF

  • Spotlight Summary by Shakil Rehman

    • Reflective ultrathin light-sheet microscopy with isotropic 3D resolutions
    • Light sheet fluorescence microscopy is a technique used to image an extremely thin section of a biological sample, offering axial resolution ranging from a few hundred nanometers to a few micrometers. Employing a thin...
    • Photon. Res. 12(2) 271-281 (2024) View: Abstract | HTML | PDF

  • Spotlight Summary by George Gordon

    • Real-timing processing of fiber bundle endomicroscopy images in Python using PyFibreBundle
    • Hughes introduces an open-source Python toolkit designed to enhance image quality from optical fiber bundle imaging systems, which are increasingly employed as ultra-thin endomicroscopic imaging probes in medical and...
    • Appl. Opt. 62(34) 9041-9050 (2023) View: Abstract | HTML | PDF

  • Spotlight Summary by Lars Loetgering

    • Lensless polarimetric coded ptychography for high-resolution, high-throughput gigapixel birefringence imaging on a chip
    • Enabling polarization-resolved microscopy at high resolution, high throughput, and at low cost: this challenge was recently taken up by Yang and coauthors, who propose a compact imaging platform with unique...
    • Photon. Res. 11(12) 2242-2255 (2023) View: Abstract | HTML | PDF

Optoelectronics

  • Spotlight Summary by Yating Wan

    • Single-mode InGaAsP/InP BH lasers based on high-order slotted surface gratings
    • Recent research has led to the fabrication of a single-mode InGaAsP/InP buried heterostructure (BH) laser with high-order slotted surface gratings. This development represents an important step forward in the field of...
    • Opt. Lett. 49(2) 286-289 (2024) View: Abstract | HTML | PDF

  • Spotlight Summary by David Novoa

    • Photonic crystal fiber sensors to excite surface plasmon resonance based on elliptical detection channels are used for highly sensitive magnetic sensing
    • Precise local sensing of magnetic fields is of utmost importance in many disparate areas ranging from power grid monitoring to early detection of earthquakes. Among the different approaches proposed and developed to...
    • J. Opt. Soc. Am. B 41(4) 998-1007 (2024) View: Abstract | HTML | PDF

  • Spotlight Summary by Aseema Mohanty

    • Liquid-crystal-based visible-light integrated optical phased arrays and application to underwater communications
    • Liquid crystals provide compact and efficient reconfiguration capabilities to visible wavelength optical phased arrays (OPAs), which have been limited in scale for beam forming and steering. Many visible wavelength...
    • Opt. Lett. 48(20) 5269-5272 (2023) View: Abstract | HTML | PDF

  • Spotlight Summary by Jorge Parra

    • Topology optimization framework for designing efficient thermo-optical phase shifters
    • Photonic topological optimization (TO) is the inverse design process of refining a material’s structure to achieve optimal light manipulation and performance characteristics for specific photonic applications....
    • J. Opt. Soc. Am. B 41(2) A18-A31 (2024) View: Abstract | HTML | PDF

  • Spotlight Summary by Daniele Faccio

    • Non-line-of-sight imaging at infrared wavelengths using a superconducting nanowire single-photon detector
    • Feng et al. report on the use of a large area “fractal” superconducting nanowire single photon detector (SNSPD) to reconstruct 3D images of a scene behind a wall at wavelengths between 1500 and 1900 nm. In this...
    • Opt. Express 31(25) 42240-42254 (2023) View: Abstract | HTML | PDF

  • Spotlight Summary by Stuart Love and Ho Wai Howard Lee

    • Tunable all-fiber polarization filter based on graphene-assisted metal gratings for the O- and C-bands
    • Controlling polarization is crucial for manipulating light in various applications such as optical communications, laser generation, and optical sensing. However, integrating polarization components with fiber optics...
    • J. Opt. Soc. Am. B 40(11) 2868-2874 (2023) View: Abstract | HTML | PDF

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