Listar por tema "Interferometry"
Mostrando ítems 1-11 de 11
-
A comparative study between SMS interferometers and lossy mode resonace optical fiber devices for sensing applications
Optical fiber sensors are of great interest due to their intrinsic advantages over electronic sensors. In this work, the sensing characteristics of two different and novel optical fiber devices are compared, after ... -
Estudio de subsidencia en Lorca, Murcia, mediante análisis multitemporal DinSAR PSI
La subsidencia de la superficie terrestre como consecuencia de la actividad antropogénica ha aumentado a escala global en las últimas décadas. El valle del Guadalentín en la Región de Murcia, España, es la cuenca de ... -
Estudio sobre interferómetros de fibra óptica como moduladores electro-ópticos
(2021) Trabajo Fin de Máster/Master Amaierako LanaEl presente Trabajo Fin de Máster se centra en en el estudio de la detección de campo eléctrico mediante estructuras ópticas. Para ello, se ha analizado la posibilidad de utilizar distintos materiales capaces de conducir ... -
Evaluación de la interfefometría como técnica de monitorización de subsidencias en Minas Muga
(2020) Trabajo Fin de Máster/Master Amaierako LanaLa interferometría diferencial, mediante las técnicas de SBAS y PS, permite detectar deformaciones de la superficie terrestre con una precisión de centímetros a milímetros lo cual, unido a la cada vez mayor disponibilidad ... -
High sensitivity fiber-optic liquid level sensor using biconical tapered fibers
A liquid level sensor is presented using a biconical tapered standard single-mode fiber, being its main characteristic an outstanding sensitivity for a low cost transducer. Temperature compensation is enabled with the same ... -
An in-reflection strain sensing head based on a Hi-Bi photonic crystal fiber
A photonic crystal fiber-based sensing head is proposed for strain measurements. The sensor comprises a Hi-Bi PCF sensing head to measure interferometric signals in-reflection. An experimental background study of the sensing ... -
Mode transition in complex refractive index coated single-mode–multimode–single-mode structure
By coating a single-mode–multimode–single-mode (SMS) structure with a high refractive index thin-film it is possible to obtain a transition of modes for specific combinations of thin-film thickness, thinfilm refractive ... -
PS-DInSAR processing of Sentinel-1 images in the Hambach mine, Germany, and its applicability in civil infrastructure monitoring
El mantenimiento de la infraestructura civil es primordial en países en rápido desarrollo como Alemania, dado su papel clave en el bienestar social y el crecimiento económico. Este estudio utiliza la técnica de radar de ... -
Refractometric sensors based on multimode interference in a thin-film coated singlemode– multimode–single-mode structure with reflection configuration
Thin-film coated single-mode–multimode–single-mode (SMS) structures have been analyzed both theoretically and experimentally with the aim of detecting different refractive indices. By adequate selection of the thickness ... -
Sensors based on thin-film coated cladding removed multimode optical fiber and single-mode multimode single-mode fiber: a comparative study
Two simple optical fibre structures that do not require the inscription of a grating, a cladding removed multimode optical fibre (CRMOF) and a single-mode multimode single-mode structure (SMS), are compared in terms of ... -
Trends in the design of wavelength-based optical fibre biosensors (2008–2018)
During the last decades, both governments and companies have been committed to the continuous checking of biological parameters, which can prevent extra costs to administrations. A very efficient way to address this issue ...