Suitability of Optical Fibre Sensors and Accelerographs for the Multi-disciplinary Monitoring of a Historically Complex Site: The Case of the Acropolis Circuit Wall and Hill
Sign Up to like & getrecommendations! Published in 2019 at "Geotechnical and Geological Engineering"
DOI: 10.1007/s10706-019-00917-x
Abstract: The purpose of the current study is the investigation of the suitability of optical fibre sensors and accelerographs for the multi-disciplinary monitoring of historically complex sites, focusing on the Acropolis Circuit Wall and Hill. The… read more here.
Keywords: optical fibre; circuit; circuit wall; hill ... See more keywords
A hydrogel-based optical fibre fluorescent pH sensor for observing lung tumor tissue acidity.
Sign Up to like & getrecommendations! Published in 2020 at "Analytica chimica acta"
DOI: 10.1016/j.aca.2020.07.063
Abstract: Technologies for measuring physiological parameters in vivo offer the possibility of the detection of disease and its progression due to the resulting changes in tissue pH, or temperature, etc.. Here, a compact hydrogel-based optical fibre pH… read more here.
Keywords: based optical; optical fibre; hydrogel based; tissue ... See more keywords
Performance of an inorganic optical fiber dosimeter for external beam radiation therapy
Sign Up to like & getrecommendations! Published in 2018 at "Physica Medica"
DOI: 10.1016/j.ejmp.2018.06.057
Abstract: Modern radiation therapy treatment techniques and delivery methods introduce new challenges to existing dosimetry systems. As a result, much research has been conducted on the development of a radiation dosimetry system based on scintillating optical… read more here.
Keywords: external beam; radiation therapy; optical fibre; radiation ... See more keywords
Applicability of an interferometric optical fibre sensor for shallow landslide monitoring – Experimental tests
Sign Up to like & getrecommendations! Published in 2021 at "Engineering Geology"
DOI: 10.1016/j.enggeo.2021.106128
Abstract: Abstract Optical fibre-based sensors have found a variety of applications throughout engineering and science in the measurement of strain and temperature. Current commercially available sensing technologies are able to provide strain measurements in the order… read more here.
Keywords: optical fibre; landslide monitoring; geology; shallow landslide ... See more keywords
Gas pipeline leak noise measurements using optical fibre distributed acoustic sensing
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Natural Gas Science and Engineering"
DOI: 10.1016/j.jngse.2020.103293
Abstract: Abstract Leakage from pipes is a major issue in both the oil and gas sectors, not only in environmental and economic terms, because of wasting important natural resources, but importantly from a safety perspective. Optical… read more here.
Keywords: optical fibre; pipeline; fibre; gas ... See more keywords
Toward optical fibre fabrication using 3D printing technology
Sign Up to like & getrecommendations! Published in 2020 at "Optical Fiber Technology"
DOI: 10.1016/j.yofte.2020.102299
Abstract: Abstract 3D printing is a disruptive technology that could revolutionise the fabrication of optical fibre by offering greater flexibility and diversity in material and structure designs. This paper reviews the recent research and development of… read more here.
Keywords: technology toward; toward optical; optical fibre; fibre ... See more keywords
Machine learning analysis of extreme events in optical fibre modulation instability
Sign Up to like & getrecommendations! Published in 2018 at "Nature Communications"
DOI: 10.1038/s41467-018-07355-y
Abstract: A central research area in nonlinear science is the study of instabilities that drive extreme events. Unfortunately, techniques for measuring such phenomena often provide only partial characterisation. For example, real-time studies of instabilities in nonlinear… read more here.
Keywords: machine learning; optical fibre; time; modulation instability ... See more keywords
Laser nano-filament explosion for enabling open-grating sensing in optical fibre
Sign Up to like & getrecommendations! Published in 2021 at "Nature Communications"
DOI: 10.1038/s41467-021-26671-4
Abstract: Embedding strong photonic stopbands into traditional optical fibre that can directly access and sense the outside environment is challenging, relying on tedious nano-processing steps that result in fragile thinned fibre. Ultrashort-pulsed laser filaments have recently… read more here.
Keywords: nano filament; optical fibre; fibre; usepackage ... See more keywords
Comparing ultrastable lasers at 7 × 10−17 fractional frequency instability through a 2220 km optical fibre network
Sign Up to like & getrecommendations! Published in 2022 at "Nature Communications"
DOI: 10.1038/s41467-021-27884-3
Abstract: Ultrastable lasers are essential tools in optical frequency metrology enabling unprecedented measurement precision that impacts on fields such as atomic timekeeping, tests of fundamental physics, and geodesy. To characterise an ultrastable laser it needs to… read more here.
Keywords: optical fibre; frequency; network; metrology ... See more keywords
All-Optical Rotational Ultrasound Imaging
Sign Up to like & getrecommendations! Published in 2019 at "Scientific Reports"
DOI: 10.1038/s41598-019-41970-z
Abstract: Miniaturised high-resolution imaging devices are valuable for guiding minimally invasive procedures such as vascular stent placements. Here, we present all-optical rotational B-mode pulse-echo ultrasound imaging. With this device, ultrasound transmission and reception are performed with… read more here.
Keywords: optical rotational; optical fibre; ultrasound imaging; probe ... See more keywords
Design of optical fibre coaxial couplers with arbitrary modal electric field
Sign Up to like & getrecommendations! Published in 2020 at "Iet Optoelectronics"
DOI: 10.1049/iet-opt.2018.5155
Abstract: The authors analyse a method, which leads to an efficient and precise algorithm for synthesising coaxial, optical fibre couplers of arbitrary modal electric-field distributions. Their purpose is to design a fibre optic index profile supporting… read more here.
Keywords: optical fibre; fibre; arbitrary modal; couplers arbitrary ... See more keywords