Non-Contact Paper Thickness and Quality Monitoring Based on Mid-Infrared Optical Coherence Tomography and THz Time Domain Spectroscopy

Non-Contact Paper Thickness and Quality Monitoring Based on Mid-Infrared Optical Coherence Tomography and THz Time Domain Spectroscopy

In industrial paper production, online monitoring of a range of quality parameters is essential for ensuring that the performance and appearance of the final product is suitable for a given application. In this article, two optical sensing techniques are investigated for non-destructive, non-contact...

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Bibliographic Details
Main Authors: Rasmus Eilkær Hansen, Thorsten Bæk, Simon Lehnskov Lange, Niels Møller Israelsen, Markku Mäntylä, Ole Bang, Christian Rosenberg Petersen
Format: Article
Language:English
Published: MDPI AG 2022-02-01
Series:Sensors
Subjects:
OCT
TDS
THz
mid-infrared
NDT
non-contact
Online Access:https://www.mdpi.com/1424-8220/22/4/1549

Internet

https://www.mdpi.com/1424-8220/22/4/1549

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