Institut Max von Laue - Paul Langevin (ILL) 1 article published in JoVE Biochemistry High-Resolution Neutron Spectroscopy to Study Picosecond-Nanosecond Dynamics of Proteins and Hydration Water Kevin Pounot1,2, Markus Appel2, Christian Beck1,2, Martin Weik3, Giorgio Schirò3, Yann Fichou4, Tilo Seydel2, Frank Schreiber1 1Institut für Angewandte Physik, Universität Tübingen, 2Institut Max von Laue - Paul Langevin (ILL), 3Institut de Biologie Structurale, Université Grenoble Alpes, 4Institut Européen de Chimie et Biologie, Bordeaux INP, Chimie et Biologie des Membranes et des Nanoobjets (CBMN), Université de Bordeaux Neutron backscattering spectroscopy offers a nondestructive and label-free access to the ps-ns dynamics of proteins and their hydration water. The workflow is presented with two studies on amyloid proteins: on the time-resolved dynamics of lysozyme during aggregation and on the hydration water dynamics of tau upon fiber formation.