Medición de frecuencias de vibración de objetos utilizando el efecto de fuerza foto-electro-motriz

Two phase-modulated interference patterns incident on a BSO sample create two photo-EMF signals. The patternsinterfere constructively only when the modulation frequency of both patterns is equal. Potential use for determination ofvibration frequency of objetcs and as a selective filter in communicat...

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Bibliographic Details
Authors: Rubén Ramos, Carlos Manuel García
Format: article
Status:Published version
Publication Date:2003
Country:México
Institution:Instituto Nacional de Astrofísica, Óptica y Electrónica
Repository:Redalyc-INAOE
OAI Identifier:oai:redalyc.org:94216209
Online Access:https://www.redalyc.org/articulo.oa?id=94216209
Access Level:Open access
Keyword:Física, Astronomía y Matemáticas
EMF
Efecto photo
Semiconductores
Interferometro adaptivo
Vibrometro fotorrefractivos
Description
Summary:Two phase-modulated interference patterns incident on a BSO sample create two photo-EMF signals. The patternsinterfere constructively only when the modulation frequency of both patterns is equal. Potential use for determination ofvibration frequency of objetcs and as a selective filter in communications is discussed