Optical metasurfaces for energy conversion

E Cortés, FJ Wendisch, L Sortino, A Mancini… - Chemical …, 2022 - ACS Publications
Nanostructured surfaces with designed optical functionalities, such as metasurfaces, allow
efficient harvesting of light at the nanoscale, enhancing light–matter interactions for a wide …

Liquid‐Core Optical Fibers—A Dynamic Platform for Nonlinear Photonics

M Chemnitz, S Junaid… - Laser & Photonics Reviews, 2023 - Wiley Online Library
Softphotonics has emerged as a new discipline that utilizes soft matter (ie, liquids, gels, bio‐
materials) as waveguide materials with versatile functionalities. The flexible properties of soft …

Integrated microwave photonic notch filter using a heterogeneously integrated Brillouin and active-silicon photonic circuit

M Garrett, Y Liu, M Merklein, CT Bui, CK Lai… - Nature …, 2023 - nature.com
Microwave photonics (MWP) has unlocked a new paradigm for Radio Frequency (RF) signal
processing by harnessing the inherent broadband and tunable nature of photonic …

Mitigating stimulated Brillouin scattering in multimode fibers with focused output via wavefront shaping

CW Chen, LV Nguyen, K Wisal, S Wei… - Nature …, 2023 - nature.com
The key challenge for high-power delivery through optical fibers is overcoming nonlinear
optical effects. To keep a smooth output beam, most techniques for mitigating optical …

Optoacoustic entanglement in a continuous Brillouin-active solid state system

C Zhu, C Genes, B Stiller - Physical Review Letters, 2024 - APS
Entanglement in hybrid quantum systems comprised of fundamentally different degrees of
freedom, such as light and mechanics, is of interest for a wide range of applications in …

Stimulated Brillouin scattering by surface acoustic waves in lithium niobate waveguides

CC Rodrigues, RO Zurita, TPM Alegre… - JOSA B, 2023 - opg.optica.org
We numerically demonstrate that lithium niobate on insulator (LNOI) waveguides may
support confined short-wavelength surface acoustic waves that interact strongly with optical …

Second-order coherence across the Brillouin lasing threshold

EA Cryer-Jenkins, G Enzian, L Freisem, N Moroney… - Optica, 2023 - opg.optica.org
Brillouin–Mandelstam scattering is one of the most accessible nonlinear optical phenomena
and has been widely studied since its theoretical discovery one hundred years ago. The …

Theory of stimulated Brillouin scattering in fibers for highly multimode excitations

K Wisal, SC Warren-Smith, CW Chen, H Cao, AD Stone - Physical Review X, 2024 - APS
Stimulated Brillouin scattering (SBS) is often an unwanted loss mechanism in both active
and passive fibers. Highly multimode excitation of fibers has been proposed as a novel route …

Picosecond ultrasonics with a free-running dual-comb laser

J Pupeikis, B Willenberg, F Bruno, M Hettich… - Optics …, 2021 - opg.optica.org
We present a free-running 80-MHz dual-comb polarization-multiplexed solid-state laser
which delivers 1.8 W of average power with 110-fs pulse duration per comb. With a high …

[HTML][HTML] Theory of transverse mode instability in fiber amplifiers with multimode excitations

K Wisal, CW Chen, H Cao, AD Stone - APL Photonics, 2024 - pubs.aip.org
Transverse Mode Instability (TMI) that results from dynamic nonlinear thermo-optical
scattering is the primary limitation to power scaling in high-power fiber lasers and amplifiers …