Articles with "fiber optic" as a keyword



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Fiber-Optic Theranostics (FOT): Interstitial Fiber-Optic Needles for Cancer Sensing and Therapy.

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Published in 2022 at "Advanced science"

DOI: 10.1002/advs.202200456

Abstract: Photonics has spurred a myriad of diagnostic and therapeutic applications for defeating cancer owing to its superiority in spatiotemporal maneuverability and minimal harm. The limits of light penetration depth and elusiveness of photosensitizer utilization, however,… read more here.

Keywords: tumor; therapy; fiber optic; fiber ... See more keywords

Quantitative cognitive-test characterization of reconnectable implantable fiber-optic neurointerfaces for optogenetic neurostimulation.

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Published in 2017 at "Journal of biophotonics"

DOI: 10.1002/jbio.201600225

Abstract: Cognitive tests on representative groups of freely behaving transgenic mice are shown to enable a quantitative characterization of reconnectable implantable fiber-optic neurointerfaces for optogenetic neurostimulation. A systematic analysis of such tests provides a robust quantitative… read more here.

Keywords: characterization reconnectable; optic neurointerfaces; fiber optic; neurostimulation ... See more keywords
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Real‐time fiber‐optic recording of acute‐ischemic‐stroke signatures

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Published in 2022 at "Journal of Biophotonics"

DOI: 10.1002/jbio.202200050

Abstract: We present an experimental framework and methodology for in vivo studies on rat stroke models that enable a real‐time fiber‐optic recording of stroke‐induced hydrogen peroxide and pH transients in ischemia‐affected brain areas. Arrays of reconnectable… read more here.

Keywords: time; fiber optic; optic recording; real time ... See more keywords
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Bend-insensitive fiber optic ultrasonic tracking probe for cardiovascular interventions.

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Published in 2023 at "Medical physics"

DOI: 10.1002/mp.16334

Abstract: BACKGROUND Transesophageal echocardiography (TEE) is widely used to guide medical device placement in minimally invasive cardiovascular procedures. However, visualization of the device tip with TEE can be challenging. Ultrasonic tracking, enabled by an integrated fiber… read more here.

Keywords: insensitive fiber; fiber optic; ultrasonic tracking; tee ... See more keywords
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Stress Measurements on the Articular Cartilage Surface Using Fiber Optic Technology and In-Vivo Gait Kinematics

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Published in 2020 at "Annals of Biomedical Engineering"

DOI: 10.1007/s10439-020-02516-x

Abstract: It has been hypothesized a change in stress on the cartilage of a joint is a significant factor in the initiation and progression of post-traumatic osteoarthritis. Without a reliable method for measuring stress, this hypothesis… read more here.

Keywords: articular cartilage; optic technology; vivo gait; fiber optic ... See more keywords
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Flattened fiber-optic ATR sensor enhanced by silver nanoparticles for glucose measurement

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Published in 2018 at "Biomedical Microdevices"

DOI: 10.1007/s10544-018-0346-9

Abstract: This paper proposes a novel fiber attenuated total reflection (ATR) sensor with silver nanoparticles (AgNPs) on the flattened structure based on mid-infrared spectroscopy for detecting low concentration of glucose with high precision. The flattened structure… read more here.

Keywords: silver nanoparticles; atr; fiber optic; flattened fiber ... See more keywords
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Sol–gel based thermally stable mesoporous TiO2 nanomatrix for fiber optic pH sensing

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Published in 2018 at "Journal of Sol-Gel Science and Technology"

DOI: 10.1007/s10971-018-4604-3

Abstract: AbstractThermally stable acid catalyzed mesoporous titania (TiO2) nanomatrices are obtained by sol–gel method for fiber optic pH sensing. These synthesized nanoparticles are annealed at 300 °C, at two time intervals i.e., 1 h and 2 h, characterized with… read more here.

Keywords: tio2; fiber optic; optic sensing; sol gel ... See more keywords
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A comparative analysis of all fiber optic sensors for detection of adulteration in fossil fuels

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Published in 2020 at "Optical and Quantum Electronics"

DOI: 10.1007/s11082-019-2179-z

Abstract: Refractive index is directly proportional to the concentration of medium. Based on this principle, we report two schemes of measuring varying concentration of solvent by measuring output response through intensity interrogation. In the first case,… read more here.

Keywords: comparative analysis; fossil fuels; optic sensors; fiber optic ... See more keywords
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Residual Strains using Integrated Continuous Fiber Optic Sensing in Thermoplastic Composites and Structural Health Monitoring

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Published in 2017 at "Experimental Mechanics"

DOI: 10.1007/s11340-017-0339-2

Abstract: The evolution of spatially resolved internal strain/stress during the manufacturing of thermoplastic composites and subsequent relaxation from water intake are evaluated using an in-situ fiber optic sensor corresponding to a coated optical glass fiber with… read more here.

Keywords: water; fiber; fiber optic; thermoplastic composites ... See more keywords
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Spatial Strain Sensing Using Embedded Fiber Optics

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Published in 2019 at "JOM"

DOI: 10.1007/s11837-018-3297-y

Abstract: AbstractUltrasonic additive manufacturing, a three-dimensional metal printing technology, uses ultrasonic energy to produce metallurgical bonds between layers of metal foils near room temperature. This low-temperature attribute of the process enables integration of temperature-sensitive components, such… read more here.

Keywords: embedded fiber; spatial strain; strain; fiber optic ... See more keywords
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Reflectometric and interferometric fiber optic sensor’s principles and applications

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Published in 2019 at "Frontiers of Optoelectronics"

DOI: 10.1007/s12200-019-0824-6

Abstract: Fiber optic sensors have been widely used and studied in recent times. This paper presents operating principles and applications of fiber optic sensors namely reflectometric and interferometric fiber optic sensors. Majority of optical fiber sensors… read more here.

Keywords: optic sensors; interferometric fiber; principles applications; fiber optic ... See more keywords