Results 151 to 160 of about 140,939 (365)

Few-Mode Fiber with Low Spontaneous Raman Scattering for Quantum Key Distribution and Classical Optical Communication Coexistence Systems

open access: yesSensors
In this paper, the theoretical model of spontaneous Raman scattering (SpRS) in few-mode fiber (FMF) is discussed. The influence of SpRS on quantum key distribution (QKD) in FMF is evaluated by combining wavelength division multiplexing (WDM) and space ...
Qi Zhao   +5 more
doaj   +1 more source

Enhanced Selenium Supplement Extends Lifespan and Delays Multi‐Organs Aging by Regulating the Sik1 Pathway Through Maintaining Calcium Homeostasis

open access: yesAdvanced Science, EarlyView.
Aging involves physiological decline and heightened disease susceptibility, necessitating effective interventions. Redox‐responsive selenium‐loaded nanoparticles (SeMSNs) are developed, which delay cellular senescence by reducing oxidative stress and senescence markers (p16/p21). In aged mice, SeMSNs extend lifespan, improve organ function, and restore
Yang Yu   +15 more
wiley   +1 more source

Mild Photothermal Bimetallic Mesoporous Nanozyme Triggers Immunogenic Cell Death and Immune Contexture Remodeling for Precision Hepatocellular Carcinoma Treatment

open access: yesAdvanced Science, EarlyView.
In this study, a Pt/Co BNzyme with peroxidase/GPx‐like activity is developed, increasing oxidative stress by generating ROS and depleting GSH to induce ICD. The mild PTT effect enhanced its enzymatic activity. The Pt/Co BNzyme remodeled the TME, promoting DC maturation.
Yanbing Huang   +9 more
wiley   +1 more source

Integrated Hybrid Mode‐Wavelength Demultiplexers Based on Cascaded Digital Metamaterials

open access: yesAdvanced Photonics Research
High‐dimensional multiplexing technology is of importance in the on‐chip photonic interconnections and challenging to design within ultracompact footprint.
Shuhe Zhang   +5 more
doaj   +1 more source

Laser‐Induced Photothermal Conversion to Hemispherical MoS2 Enabling Non‐Contact Self‐Powering Image Sensor

open access: yesAdvanced Science, EarlyView.
The laser‐assisted method allows the direct synthesis of hemispherical MoS2 (h‐MoS2). Through curvature‐induced electric‐field amplification, the h‐MoS2‐based noncontact TENG exhibited a 37‐fold increase in voltage output and operated stably at distances of up to 10 mm.
Chan‐Jin Kim   +18 more
wiley   +1 more source

Ion‐Electron Fusion Transparent Film for Interactive Soft Robotics

open access: yesAdvanced Science, EarlyView.
An ion‐electron fusion transparent film with stable conductivity, high optical transmittance, and a broad linear strain‐sensing range of up to 300% is developed, attributed to the synergistic effects of ion penetration and microcrack design. When applied to soft robots, this film imparts proprioceptive sensing and underwater visible light communication
Zhiqiu Ye   +12 more
wiley   +1 more source

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