Results 91 to 100 of about 119,313 (287)

Grating-Coupling-Based Excitation of Bloch Surface Waves for Lab-on-Fiber Optrodes

open access: yes, 2016
In this paper, we investigate the possibility to excite Bloch surface waves (BSWs) on the tip of single-mode optical fibers. Within this framework, after exploring an idealized, proof-of-principle grating-coupling-based scheme for on-tip excitation of ...
Castaldi, Giuseppe   +3 more
core   +1 more source

Liquid Crystalline Inverted Lipid Phases and Reverse Micelles in Drug Delivery: From Molecular Design to Therapeutic Potential

open access: yesAdvanced Functional Materials, EarlyView.
Liquid crystalline inverted lipid phases and reverse micelles are self‐assembled lipid nanostructures that enhance the solubility, stability, and delivery of diverse therapeutics. This review integrates their physicochemical principles, formulation strategies, drug loading mechanisms, and biomedical applications, highlighting their growing ...
Numan Eczacioglu   +3 more
wiley   +1 more source

Late-stage O-sulfation with a bioinspired sulfuryl donor

open access: yesNature Communications
O-sulfation is a widespread modification of both endogenous and exogenous biomolecules, where the primary objective is to identify effective sulfuryl donors.
Ye Zheng   +3 more
doaj   +1 more source

Towards photonic biosensing using a three-port mach-zehnder interferometer in a silicon nitride platform [PDF]

open access: yes, 2018
Integrated photonics enables sensitive and label-free optical biosensors for the detection of chemical and biological substances and is therefore promising for future lab-on-chip solutions.
Fernández-Gavela, Adrián   +5 more
core   +1 more source

Broadband, Flexible, Skin‐Compatible Carbon Dots/Graphene Photodetectors for Wearable Applications

open access: yesAdvanced Functional Materials, EarlyView.
Broadband, flexible photodetectors integrating nitrogen‐rich carbon dots with single‐layer graphene on plastic substrates are demonstrated. A biocompatible chitosan–glycerol electrolyte enables efficient low‐voltage gating and on‐skin operation. The devices exhibit ultraviolet‐to‐near‐infrared response, mechanical robustness under bending, and verified
Nouha Loudhaief   +20 more
wiley   +1 more source

All‐Aqueous Pullulan Fibers Enabling Visible‐to‐Near‐Infrared Waveguiding with Mechanical and Thermal Resilience

open access: yesAdvanced Functional Materials, EarlyView.
Pullulan, a biomass‐derived polysaccharide, is transformed into transparent optical fibers using a solvent‐free borax hydrogel‐spinning method. The fibers outperform PMMA with ≈200 MPa tensile strength and 200 °C stability, while uniquely guiding visible‐to‐NIR light and enabling additive‐free humidity sensing.
Yuya Fukata   +4 more
wiley   +1 more source

Superwettable‐Membrane‐Assisted Extraction and Separation as a General Method for Removal of Organic Pollutants From Water

open access: yesAdvanced Science
Freshwater scarcity has emerged as a critical global challenge, driven by widespread water contamination from organic pollutants. Consequently, the development of simple, large‐scale, and environmentally benign treatment technologies for eliminating the ...
Deqi Wang   +6 more
doaj   +1 more source

Switchable Thermal Mid‐IR Conducting Polymer Antenna Arrays

open access: yesAdvanced Functional Materials, EarlyView.
This study presents switchable mid‐infrared plasmonic resonances in PEDOT antenna arrays. Their optical extinction peaks can be reversibly switched ‘OFF’ and ‘ON’ by tuning the polaronic charge carrier concentration via the polymer's redox state, offering modulation of optical responses in the thermal mid‐infrared range including around 10 µm ...
Pravallika Bandaru   +5 more
wiley   +1 more source

High-Q exterior whispering gallery modes in a metal-coated microresonator

open access: yes, 2010
We propose a kind of plasmonic whispering gallery modes highly localized on the exterior surface of a metal-coated microresonator. This exterior (EX) surface mode possesses high quality factors at room temperature, and can be efficiently excited by a ...
Bei-Bei Li   +7 more
core   +1 more source

Target‐cycling synchronized rolling circle amplification strategy for biosensing Helicobacter pylori DNA [PDF]

open access: bronze, 2023
Xiaorong Zhang   +6 more
openalex   +1 more source

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