Results 141 to 150 of about 46,930 (340)

A Low‐Cost, Handheld Optical Stiffness Sensor for Minimally Invasive Surgery

open access: yesAdvanced Robotics Research, EarlyView.
A novel handheld stiffness sensor is presented for real‐time tissue stiffness characterization. By simultaneously sensing contact force and tissue deformation, the device enables accurate stiffness quantification without requiring precise manual control. This approach offers a promising solution for intraoperative tumor detection and minimally invasive
Qianyu Ma   +4 more
wiley   +1 more source

In-Vehicle Visible Light Communications Data Transmission System Using Optical Fiber Distributed Light: Implementation and Experimental Evaluation. [PDF]

open access: yesSensors (Basel), 2022
Beguni C   +8 more
europepmc   +1 more source

Group-III-Nitride Superluminescent Diodes for Solid-State Lighting and High-Speed Visible Light Communications [PDF]

open access: hybrid, 2019
Chao Shen   +6 more
openalex   +1 more source

Decoding IGLL5 Mutation‐Mediated BCR Signaling: A Novel Mechanism of CD8+ T Cell Exhaustion and Ocular MALT Lymphoma Progression

open access: yesAdvanced Science, EarlyView.
OAML harbors recurrent IGLL5 mutations that reinforce CD79A/CD79B‐associated BCR signaling. Mechanistic analysis of the S47G and A54G variants reveals induction of CXCL10/CXCL11, enhanced CD8+ T‐cell recruitment, and exhaustion‐associated dysfunction, supporting an immune‐tolerant niche.
Andi Zhao   +12 more
wiley   +1 more source

Photonic Time Crystals and Time‐Varying Electromagnetic Metamatter: A New Direction for Ultrafast Tunable Photonic and Microwave Materials and Devices

open access: yesAdvanced Science, EarlyView.
Photonic time crystals (PTCs) are systems in which electromagnetic parameters are modulated periodically in time, producing momentum bandgaps via temporal scattering rather than spatial Bragg processes. This review examines the theoretical frameworks, modeling, and computational tools for time‐varying media, and summarizes experimental demonstrations ...
Ranjan Kumar Patel   +3 more
wiley   +1 more source

NOMA Visible Light Communications with Distinct Optical Beam Configurations

open access: yesPhotonics
Visible light communication (VLC) has been viewed as one promising candidate to mitigate the challenging spectrum crisis and radio frequency interference in future 6G mobile communications and networking. Due to the relatively limited baseband modulation
Jupeng Ding   +3 more
doaj   +1 more source

FPGA-based Traffic Message Delivery System for Car-to-car Communications Using Visible Light Communication Link [PDF]

open access: bronze, 2016
Jong‐Young Kim   +4 more
openalex   +1 more source

25G+ Distance-Adaptive Visible Light Communications Enabled by Entropy Loading

open access: green, 2023
Pedro A. Loureiro   +2 more
openalex   +1 more source

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