Optical Fiber Probe Viscometer Based on Hollow Capillary Tube Gomes, Andre D. ; Kobelke, Jens ; Bierlich, Jorg ; Schuster, Kay ; Bartelt, Hartmut ; Frazao, Orlando Abstract Publication: Journal of Lightwave Technology Pub Date: September 2019 DOI: 10.1109/JLT.2019.2890953 Bibcode: 2019JLwT...37.4456G