Results 1 to 10 of about 127,794 (297)

All‐Optical and Label‐Free Stimulation of Action Potentials in Neurons and Cardiomyocytes by Plasmonic Porous Metamaterials

open access: yesAdvanced Science, 2021
Optical stimulation technologies are gaining great consideration in cardiology, neuroscience studies, and drug discovery pathways by providing control over cell activity with high spatio‐temporal resolution.
Giulia Bruno   +7 more
doaj   +1 more source

Single-particle scattering spectroscopy: fundamentals and applications

open access: yesNanophotonics, 2021
Metallic nanoparticles supporting a localized surface plasmon resonance have emerged as promising platforms for nanoscopic labels, sensors, and (photo-) catalysts.
Al-Zubeidi Alexander   +4 more
doaj   +1 more source

Robust UV Plasmonic Properties of Co-Doped Ag2Te

open access: yesCrystals, 2022
Ag2Te is a novel topological insulator system and a new candidate for plasmon resonance due to the existence of a Dirac cone in the low-energy region.
Xin Su   +5 more
doaj   +1 more source

Copper-Content Dependent Structural and Electrical Properties of CZTS Films Formed by “Green” Colloidal Nanocrystals

open access: yesElectronic Materials, 2022
Thin films of colloidal CZTS nanocrystals (NCs) synthesized using a “green” approach in water with a variation of the copper-to-tin ratio are investigated by Raman scattering, mid-infrared (molecular vibrations) and near-infrared (free carrier ...
Volodymyr Dzhagan   +7 more
doaj   +1 more source

Nonlinear Optical Microscopy and Plasmon Enhancement

open access: yesNanomaterials, 2022
Improving nonlinear optics efficiency is currently one of the hotspots in modern optical research. Moreover, with the maturity of nonlinear optical microscope systems, more and more biology, materials, medicine, and other related disciplines have higher ...
Yi Cao   +4 more
doaj   +1 more source

Origin of dispersive line shapes in plasmon-enhanced stimulated Raman scattering microscopy

open access: yesNanophotonics, 2020
Plasmon-enhanced stimulated Raman scattering (PESRS) microscopy has been recently developed to reach single-molecule detection limit. Unlike conventional stimulated Raman spectra, dispersive-like vibrational line shapes were observed in PESRS.
Zong Cheng, Cheng Ji-Xin
doaj   +1 more source

Electrically Tunable Perfect Terahertz Absorber Using Embedded Combline Graphene Layer

open access: yesApplied Sciences, 2021
Graphene is a powerful 2-D matter with the capability of extraordinary transparency, and tunable conductivity is employed in emerging optoelectronics devices.
Amir Maghoul   +3 more
doaj   +1 more source

Plasmonic Hot-Electron Reactive Oxygen Species Generation: Fundamentals for Redox Biology

open access: yesFrontiers in Chemistry, 2020
For decades, the possibility to generate Reactive Oxygen Species (ROS) in biological systems through the use of light was mainly restricted to the photodynamic effect: the photoexcitation of molecules which then engage in charge- or energy-transfer to ...
Elisa Carrasco   +4 more
doaj   +1 more source

Plasmon-Enhanced Photocatalytic CO2 Reduction for Higher-Order Hydrocarbon Generation Using Plasmonic Nano-Finger Arrays

open access: yesNanomaterials, 2023
The carbon dioxide reduction reaction (CO2RR) is a promising method to both reduce greenhouse gas carbon dioxide (CO2) concentrations and provide an alternative to fossil fuel by converting water and CO2 into high-energy-density chemicals.
Tse-Hsien Ou   +12 more
doaj   +1 more source

Cost-Effective Calculation of Collective Electronic Excitations in Graphite Intercalated Compounds

open access: yesNanomaterials, 2022
Graphite/graphene intercalation compounds with good and improving electrical transport properties, optical properties, magnetic properties and even superconductivity are widely used in battery, capacitors and so on.
Pengfei Suo   +3 more
doaj   +1 more source

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