Results 21 to 30 of about 303,599 (379)
Ultra-Long Range Refractive Index Fiber Sensor
Frontiers in Sensors, 2022 The dynamic range of optical fiber refractive index sensors is mainly determined by the refractive index (RI) of the sensor surface in contact with the sample under test.
Carmen E. Domínguez-Flores +5 more
doaj +1 more source
A Highly Sensitive Refractive Index Sensor Based on a V-Shaped Photonic Crystal Fiber with a High Refractive Index Range. [PDF]
Sensors (Basel), 2021 This paper proposes a highly sensitive surface plasmon resonance (SPR) refractive index sensor based on the photonic crystal fiber (PCF). The optical properties of the PCF are investigated by modulating the refractive index of a liquid analyte.
Yan X, Fu R, Cheng T, Li S.
europepmc +2 more sources
IEEE Access, 2022 We have investigated graphene-based three various refractive index sensors (split ring resonator (SRR), split ring resonator with thin wire (SRRTW), and thin wire (TW) refractive index sensors) for the encoding and sensing-based applications. The sensors
Shobhit K. Patel +6 more
semanticscholar +1 more source
A macrobending singlemode fiber refractive index sensor for low refractive index liquids [PDF]
Photonics Letters of Poland, 2010 An all-fiber refractive index sensor with a simple configuration is proposed and investigated. The proposed fiber refractometer consists of a full-loop structure of bare high-bend loss singlemode fiber-1060XP, employing the well-known whispering gallery mode (WGM) effect induced by the evanescent wave excitation to measure the refractive index of an ...
Wang, Pengfei +4 more
openaire +4 more sources
Research on D-Shape Open-Loop PCF Temperature Refractive Index Sensor Based on SPR Effect
IEEE 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 layer ...
F. Meng, Hong Wang, Di Fang
semanticscholar +1 more source
Plasmonics, 2021 A highly sensitive absorption-based sensor based on folded split-ring metamaterial graphene resonators (FSRMGRs) is designed, and its biomedical application in terahertz (THz) spectrum is investigated.
M. Nickpay +2 more
semanticscholar +1 more source
Optimum design of the surface plasmon resonance sensor based on polymethyl methacrylate fiber
Physics Open, 2021 A novel type of polymethyl methacrylate (PMMA) fiber refractive index sensor based on surface plasmon resonance (SPR) is proposed in this work, which is applied to measure the refractive index of liquid.
Huanzhu Lv +5 more
doaj +1 more source
Refractive Index-Based Terahertz Sensor Using Graphene for Material Characterization
Sensors, 2021 In this paper, a graphene-based THz metamaterial has been designed and characterized for use in sensing various refractive index profiles. The proposed single-band THz sensor was constructed using a graphene-metal hybridized periodic metamaterial wherein
Aruna Veeraselvam +5 more
doaj +1 more source
Experimental and numerical characterization of a D-shaped PCF refractive index sensor
Optical and quantum electronics, 2022 Highly sensitive D-shaped plasmonic photonic crystal fiber (PCF) sensor is proposed, analyzed and fabricated for refractive index (RI) sensing. The reported sensor relies on the coupling between the core guided mode and the surface plasmon mode at the ...
Mohammad Y. Azab +4 more
semanticscholar +1 more source
Liquid-core low-refractive-index-contrast Bragg fiber sensor [PDF]
, 2011 We propose and experimentally demonstrate a low-refractive-index-contrast hollow-core Bragg fiber sensor for liquid analyte refractive index detection. The sensor operates using a resonant sensing principle- when the refractive index of a liquid analyte ...
Hang Qu +2 more
core +1 more source