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September 2025

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Use of a Simple Passive Hardware Mask to Replace the Digital Masking Procedure in Photonic Delay-Based Reservoir Computing

Journal of Selected Topics in Quantum Electronics
A study in @IEEEXplore have fabricated ultralow-loss anti-resonant hollow-core fibers (AR-HCFs) from soft glasses using virtual sulfide glass drawing models, enabling precise geometry control.
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Infographic titled "Soft-Glass Anti-Resonant Hollow-Core Fibers (AR-HCFs) for High-Power Infrared Laser Delivery." It illustrates the "stack-and-double-draw" fabrication process from preform to final fiber and lists ultralow optical loss achievements at 2, 4.79, and 7.4 micrometer wavelengths.

Low-Loss Anti-Resonant Hollow-Core Sulfide Glass Fibers

Journal of Lightwave Technology
A double-ring fiber in @IEEEXplore study generates multiple dispersive waves (DWs) for high-order multiple dispersive waves for high-order orbital angular momentum modes, spanning 600–1700 nm.
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Generation of Dispersive Waves in Double-Ring Core Fiber for High-Order OAM Modes

Journal of Quantum Electronics
A double-ring fiber in @IEEEXplore study generates multiple dispersive waves (DWs) for high-order multiple dispersive waves for high-order orbital angular momentum modes, spanning 600–1700 nm.
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Ultra-High Capacity Transmission in Anti-Resonant Hollow Core Fiber

Journal of Lightwave Technology
Researchers have achieved record-breaking bidirectional WDM transmission in anti-resonant hollow core fiber enabled by its low Rayleigh backscattering. The innovation shows massive potential for next-generation optical communication systems.
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Infographic titled "Cryogenic Vertical-Cavity Surface-Emitting Lasers (VCSEL) for High-Speed Optical Links." It features a 3D cross-section diagram of a $1/2-\lambda$ cavity VCSEL with a $5.0\ \mu$m oxide aperture. The graphic highlights four key achievements: $35$ mW output power, $>50$ GHz modulation bandwidth, sub-picosecond photon lifetime, and $140$ Gb/s PAM-4 optical link capability.

Cryogenic 1/2-λ Cavity VCSEL With 5-μm Aperture Demonstrates Record Pout = 35 mW and 140 Gbps PAM-4 Optical Link at 2.9 K

Photonics Technology Letters
Researchers have developed a vertical-cavity surface-emitting laser that delivers unprecedented power and bandwidth under cryogenic conditions, enabling high-speed data transmission using PAM-4 cryogenic optical interconnects.
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Research News Stories

Photonics Breakthroughs 2024: Free-Electron Interaction with Nonlinear Optical States

Photonics Breakthroughs 2024: Free-Electron Interaction with Nonlinear Optical States

Photonics Journal
Researchers focus on their pathbreaking study on coupling free electrons with nonlinear optical states in integrated photonic microresonators
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Free Space Optical Communication and Network Architecture

Free Space Optical Communication and Network Architecture

Journal of Selected Topics in Quantum Electronics
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