Results 41 to 50 of about 22,619 (253)

Unveiling Rabi splitting in a hybrid plasmon–exciton polaritonic system for refractometry [PDF]

open access: yesAPL Electronic Devices
We computationally report strong plasmon–exciton coupling and quantitative Rabi splitting in a hybrid plasmon–exciton polariton platform designed for ultrasensitive refractometric sensing.
Subrat Sahu   +2 more
doaj   +1 more source

Photonic Crystal Fiber SPR Liquid Sensor Based on Elliptical Detective Channel

open access: yesMicromachines, 2021
This paper proposes a Photonic Crystal Fiber (PCF) refractive index sensor model based on the surface plasmon resonance effect. The proposed PCF model also uses the full vector finite element method to transfer the structure under the anisotropic Perfect
Xin Yan   +3 more
doaj   +1 more source

Polarization‐resolved femtosecond Vis/IR spectroscopy tailored for resolving weak signals in biological samples using minimal sample volume

open access: yesFEBS Open Bio, EarlyView.
Unique biological samples, such as site‐specific mutant proteins, are available only in limited quantities. Here, we present a polarization‐resolved transient infrared spectroscopy setup with referencing to improve signal‐to‐noise tailored towards tracing small signals. We provide an overview of characterizing the excitation conditions for polarization‐
Clark Zahn, Karsten Heyne
wiley   +1 more source

Fibre-optic sensor for simultaneous measurement of thickness and refractive index of liquid layers [PDF]

open access: yesMetrology and Measurement Systems, 2019
In this paper, we present a fibre-optic sensor for simultaneous measurement of refractive index and thickness of liquid layers.We designed an experimental low-coherence setup with two broadband light sources and an extrinsic fibre-optic Fabry–Pérot ...
Marcin Marzejon   +3 more
doaj   +1 more source

A new flow chip in combination with multiphoton microscopy as a protocol for longitudinal 3D imaging of tissue calcification under shear stress

open access: yesFEBS Open Bio, EarlyView.
Miniaturized flow chip platform enabling continuous perfusion and longitudinal multiphoton 3D imaging of vascular smooth muscle cell constructs under physiological flow. Brightfield imaging guides region selection, while CellTracker Green and mRuby‐labeled fetuin‐A visualize cells and mineral deposition, respectively. Magnesium supplementation markedly
Vytautas Kučikas   +6 more
wiley   +1 more source

Photonic Crystal Fiber Modal Interferometer for Refractive Index Sensing

open access: yesCommunications, 2013
We present a modification of core-cladding intermodal interferometer for refractive index sensing. Its structure consists of double cladding photonic crystal fiber (PCF) as a sensing element.
Daniel Kacik, Peter Tatar
doaj   +1 more source

A Reconfigurable Terahertz Metamaterial Absorber for Gas Sensing Applications

open access: yesCrystals, 2023
Reconfigurable metamaterials have immense applications in sensing. A refractive index reconfigurable terahertz metamaterial absorber was investigated in this research for gas sensing applications.
Shruti   +5 more
doaj   +1 more source

A Depolarizing Leak in Sodium Bicarbonate Cotransporter NBCe1 Causes Brain Edema

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objectives SLC4A4 encodes electrogenic sodium bicarbonate cotransporter NBCe1, prominently expressed in kidney and brain. Recessive loss‐of‐function variants in SLC4A4 cause proximal renal tubular acidosis, no brain edema. In the brain, NBCe1 is expressed by astrocytes, where it regulates pH and mediates astrocyte volume changes.
Quinty Bisseling   +16 more
wiley   +1 more source

Simulation of Optical Microfiber Loop Resonators for Ambient Refractive Index Sensing

open access: yesSensors, 2007
Based on theoretical modeling and optimization, we exploit the application ofoptical microfiber loop resonators in ambient refractive index sensing.
Xianfeng Chen   +3 more
doaj   +1 more source

Research on D-Shape Open-Loop PCF Temperature Refractive Index Sensor Based on SPR Effect

open access: yesIEEE Photonics Journal, 2022
PCF (Photonic crystal fiber) temperature refractive index sensor based on SPR effect with the new double membrane open-loop structure is proposed. The inner surface of such PCF’s open-loop structure is plated with a layer of 70 nm gold film, and a
Fanlong Meng, Hong Wang, Di Fang
doaj   +1 more source

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