PDMAA hydrogel coated U-bend humidity sensor suited for mass-production

C Kelb, M Körner, O Prucker, J Rühe, E Reithmeier… - Sensors, 2017 - mdpi.com
We present a full-polymer respiratory monitoring device suited for application in
environments with strong magnetic fields (eg, during an MRI measurement). The sensor is …

Characterization of femtosecond laser written gratings in PMMA using a phase-retrieval approach

C Kelb, WM Pätzold, U Morgner, M Rahlves… - Optical Materials …, 2016 - opg.optica.org
In the past years, several examples of waveguides or gratings manufactured by laser
radiation in various glasses or transparent polymers have been demonstrated. As these …

Maskless lithography for versatile and low cost fabrication of polymer based micro optical structures

MS Khan, R Lachmayer, B Roth - OSA Continuum, 2020 - opg.optica.org
For applications in optical communication, sensing or information projection in automotive
lighting, polymer based optical devices are of keen interest. Optical structures such as …

Optical planar waveguide sensor with integrated digitally-printed light coupling-in and readout elements

J Alamán, M López-Valdeolivas, R Alicante… - Sensors, 2019 - mdpi.com
Optical planar waveguide sensors, able to detect and process information from the
environment in a fast, cost-effective, and remote fashion, are of great interest currently in …

A planar low-cost full-polymer optical humidity sensor

C Kelb, M Körner, O Prucker, J Rühe, E Reithmeier… - Procedia …, 2016 - Elsevier
We present an all-polymer optical humidity sensor, based on a 1 mm plastic optical fiber
(POF) with a U-bend, cladded with poly (N, N-dimethylacrylamide)(PDMAA) in the sensing …

[PDF][PDF] Reactive lamination of thermoplastic materials with thermosets

R Rother, AK Schuler, O Prucker, J Rühe, C Müller - 2016 - dgao-proceedings.de
To generate an optical sensor foil, optical devices need to be integrated in a substrate foil.
To ensure that those optical devices do not lose their shape and with it their function caused …

Laminated Waveguides-An Alternative Approach to the Production of Integrated Photonic Devices

C Kelb, E Reithmeier, B Roth - The European Conference on Lasers …, 2017 - opg.optica.org
In this work, we present application scenarios for a new type of embedded polymer-optical
waveguide realized by reactive lamination [1]. In the field of full-polymer photonic systems …