Results 51 to 60 of about 15,765 (156)

Electrical and optical studies in polyaniline nanofibre–SnO2 nanocomposites

open access: yesBulletin of Materials Science, 2013
Polyaniline nanofibre–tin oxide (PAni-SnO2) nanocomposites are synthesized and mixed with polyvinyl alcohol (PVA) as stabilizer to cast free-standing films. Composite films are characterized by X-ray diffraction studies (XRD), scanning electron microscopy (SEM), transmission electron microscopy (TEM), photoluminescence spectroscopy (PL) and UV-visible ...
SMRITIMALA SARMAH, A KUMAR
openaire   +2 more sources

Blood Biomarkers and Surface‐Enhanced Raman Spectroscopy for Gout: A Comprehensive Review

open access: yesAdvanced Functional Materials, Volume 36, Issue 51, 25 June 2026.
Schematic illustrating gout disease progression from asymptomatic hyperuricemia to chronic tophaceous disease, highlighting the limitations of conventional imaging and biochemical diagnostics and the potential of engineered SERS platforms for ultrasensitive blood‐based detection of urate‐related biomarkers across disease stages, with the color gradient
Isuri Perera   +6 more
wiley   +1 more source

Optical chiral sorting forces and their manifestation in evanescent waves and nanofibres

open access: yes, 2023
Optical fields can exert forces of chiral nature on molecules and nanoparticles, which would prove extremely valuable in the separation of enantiomers with pharmaceutical applications, yet it is inherently complex, and the varied frameworks used in the literature further complicate the theoretical understanding.
Golat, Sebastian   +5 more
openaire   +2 more sources

Electrospun PVA/PVP/Pectin Nanofibrous Patches Loaded with Hawthorn Extract and Dragon's Blood for Synergistic Wound Care

open access: yesMacromolecular Materials and Engineering, Volume 311, Issue 6, June 2026.
Crosslinked polyvinyl alcohol, polyvinylpyrrolidone and pectin nanofibrous patches dual‐loaded with Hawthorn extract and Dragon's blood exhibit sustained plant extract release and complete antifungal activity against Candida albicans. Furthermore, these flexible, transparent patches demonstrate excellent water vapor transmission rates, fibroblast ...
Moein Zarei   +9 more
wiley   +1 more source

Dispositifs hybrides : nanoparticules couplées à une nanofibre optique [PDF]

open access: yes, 2018
In this thesis, we present an experimental study of hybrid systems where nano-emitters are coupled to optical nanofibers. The strong transverse confinement of light in sub-wavelength fibres implies an “exotic” electric field (longitudinal electric field ...
Joos, Maxime
core   +1 more source

Atomic spin-controlled non-reciprocal Raman amplification of fibre-guided light [PDF]

open access: yes, 2021
In a non-reciprocal optical amplifier, gain depends on whether the light propagates forwards or backwards through the device. Typically, one requires either the magneto-optical effect, a temporal modulation, or an optical nonlinearity to break ...
Christian Liedl (14404680)   +4 more
core   +1 more source

Wearable Rehabilitation Devices Using Textile‐Integrated Triboelectric and Piezoelectric Nanogenerators

open access: yesSmall Structures, Volume 7, Issue 6, June 2026.
The functional landscape of textile‐integrated triboelectric and piezoelectric nanogenerators within rehabilitation systems highlights three interlinked domains: self‐powered sensing, bioelectrical stimulation, and integrated smart rehabilitation platforms.
Kitan Ojo   +4 more
wiley   +1 more source

Spontaneous emission of a sodium Rydberg atom close to an optical nanofibre [PDF]

open access: yesJournal of Physics B: Atomic, Molecular and Optical Physics, 2019
We report on numerical calculations of the spontaneous emission rate of a Rydberg-excited sodium atom in the vicinity of an optical nanofibre. In particular, we study how this rate varies with the distance of the atom to the fibre, the fibre's radius, the symmetry s or p of the Rydberg state as well as its principal quantum number.
Stourm, E   +7 more
openaire   +3 more sources

Comprehensive Characterization of Solution‐Cast Polycaprolactone/MXene/Gelatin Composite Films for Biomedical Applications

open access: yesBiopolymers, Volume 117, Issue 3, May 2026.
Polycaprolactone (PCL)/Gelatin/MXene composite films design and evaluation, where blending PCL and natural gelatin (bovine, porcine, and fish) and MXene nanoparticles resulted in coarse morphology, enhanced mechanical strength, and tunable cell‐material interactions, highlighting porcine‐based composite as a promising material for biomedical ...
Jagan Mohan Dodda   +8 more
wiley   +1 more source

Réseau d’ensembles atomiques en blocage Rydberg reliés par nanofibre optique [PDF]

open access: yes, 2020
In this thesis, we studied the behavior of rubidium 87 atoms excited in Rydberg states and placed near an optical nanofiber. This work is motivated by the prospect of atom-nanofiber interfaces using Rydberg blocking (e.g.
Stourm, Erwan
core  

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