Publication:
Slow-light and enhanced sensitivity in a displacement sensor using a lossy fiber-based ring resonator

Date

2013

Authors

Angulo Vinuesa, X.
Martín López, Sonia
González Herráez, Miguel

Director

Publisher

IEEE / OSA
Acceso abierto / Sarbide irekia
Artículo / Artikulua
Versión aceptada / Onetsi den bertsioa

Project identifier

MINECO//TEC2012-37958-C02-01/ES/recolecta

Abstract

Along the last years, much debate has been done on the efficiency of slow-light phenomena in order to enhance lightmatter interactions, especially for sensing purposes. This improvement could be key to develop more compact and sensitive devices. In this work we develop an all-fiber submicrometric displacement sensor using slow-light sensitivity enhancement in a lossy ring resonator. In the proposed structure the losses produced by the displacement of a mechanic transducer can be translated into strong variations of group index and therefore strong transmittance variations. We show that this effect is strictly related to slow light, and not related to confinement effects or any other.

Description

Keywords

Slow light, Ring resonators, Group delay, Group index, Kerr effect

Department

Ingeniería Eléctrica y Electrónica / Ingeniaritza Elektrikoa eta Elektronikoa

Faculty/School

Degree

Doctorate program

item.page.cita

M. Bravo, X. Angulo-Vinuesa, S. Martin-Lopez, M. López-Amo and M. González-Herráez, 'Slow-Light and Enhanced Sensitivity in a Displacement Sensor Using a Lossy Fiber-Based Ring Resonator,' in Journal of Lightwave Technology, vol. 31, no. 23, pp. 3752-3757, Dec.1, 2013.

item.page.rights

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