Birefringent properties of aqueous cellulose nanocrystal suspensions
OPEN ACCESS
Loading...
Author / Producer
Date
2022-06-09
Publication Type
Journal Article
ETH Bibliography
yes
Citations
Altmetric
OPEN ACCESS
Data
Rights / License
Abstract
Birefringence measurements of aqueous cellulose nanocrystal (CNC) suspensions are reported. Seven suspensions with concentrations between 0.7 and 1.3% per weight are sheared in a Taylor-Couette type setting and characterized using a birefringent measurement technique based on linear polarized light and acquisition with a polarization camera. Steady state measurements with shear rates up to 31 1/s show extinction angles of 23 degrees-40 degrees and birefringence in the order of 1e-5. The findings demonstrate the utility of CNC suspensions for flow birefringence studies.
Permanent link
Publication status
published
External links
Editor
Book title
Journal / series
Volume
29
Pages / Article No.
6093 - 6107
Publisher
Springer
Event
Edition / version
Methods
Software
Geographic location
Date collected
Date created
Subject
Flow birefringence; Cellulose nanocrystal suspensions; Optical characterization; Polarization camera; Taylor-Couette flow
Organisational unit
03479 - Rösgen, Thomas (emeritus) / Rösgen, Thomas (emeritus)
Notes
Funding
Related publications and datasets
Is part of: https://doi.org/10.3929/ethz-b-000574731