Search Results - "HOFFMANN, Peter M"
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How molecular motors extract order from chaos (a key issues review)
Published in Reports on progress in physics (01-03-2016)“…Molecular motors are the workhorses of living cells. Seemingly by 'magic', these molecules are able to complete purposeful tasks while being immersed in a sea…”
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Diffusion Dynamics of Water and Ethanol in Graphene Oxide
Published in The journal of physical chemistry. B (24-08-2023)“…We utilized the momentum transfer (Q)-dependence of quasi-elastic neutron scattering (QENS) to measure the dynamics of water and ethanol confined in graphene…”
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Dynamic solidification in nanoconfined water films
Published in Physical review letters (30-08-2010)“…Mechanical properties of nanoconfined water layers are still poorly understood and continue to create controversy, despite their importance for biology and…”
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Solid or Liquid? Solidification of a Nanoconfined Liquid under Nonequilibrium Conditions
Published in Langmuir (18-07-2006)“…There has been a long-standing debate about the physical state and possible phase transformations of confined liquids. In this report, we show that a…”
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Live cell measurements of interaction forces and binding kinetics between Discoidin Domain Receptor 1 (DDR1) and collagen I with atomic force microscopy
Published in Biochimica et biophysica acta. General subjects (01-11-2019)“…Discoidin Domain Receptors (DDRs) are membrane-tethered proteins of the receptor tyrosine kinase family, which signal in response to collagen. DDR expression…”
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NaCl-Dependent Ordering and Dynamic Mechanical Response in Nanoconfined Water
Published in Langmuir (25-10-2016)“…Understanding the dynamics of water under nanoscale confinement is important for biology, geology, tribology, and nanotechnology. In many naturally occurring…”
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Tracer diffusion in nanofluids measured by fluorescence correlation spectroscopy
Published in Journal of nanoparticle research : an interdisciplinary forum for nanoscale science and technology (01-12-2011)“…Nanofluids exhibit some intriguing thermal properties, and have great potential to increase efficiency in various heat technological applications in micro- and…”
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Methods for making and observing model lipid droplets
Published in Cell reports methods (20-05-2024)“…We present methods for making and testing the membrane biophysics of model lipid droplets (LDs). Methods are described for imaging LDs ranging in size from 0.1…”
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Viscosity of a nanoconfined liquid during compression
Published in Applied physics letters (13-01-2014)“…The viscous behavior of liquids under nanoconfinement is not well understood. Using a small-amplitude atomic force microscope, we found bulk-like viscosity in…”
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Direct measurement of molecular stiffness and damping in confined water layers
Published in Physical review. B, Condensed matter and materials physics (01-08-2004)Get full text
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Dissociation Kinetics of an Enzyme−Inhibitor System Using Single-Molecule Force Measurements
Published in Biomacromolecules (13-12-2010)“…We report on an improved method to interpret single molecule dissociation measurements using atomic force microscopy. We describe an easy to use methodology to…”
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Energy dissipation in atomic force microscopy and atomic loss processes
Published in Physical review letters (24-12-2001)“…Atomic scale dissipation is of great interest in nanomechanics and atomic manipulation. We present dissipation measurements with a linearized, ultra-small…”
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Dynamics of small amplitude, off-resonance AFM
Published in Applied surface science (31-03-2003)“…Most current non-contact-atomic force microscopy (nc-AFM) techniques rely on vibrating the measuring lever at resonance using amplitudes that are large…”
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Squeeze-out dynamics of nanoconfined water: A detailed nanomechanical study
Published in Physical review. E, Statistical, nonlinear, and soft matter physics (01-10-2015)“…In this study, we present a detailed analysis of the squeeze-out dynamics of nanoconfined water confined between two hydrophilic surfaces measured by…”
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Simultaneous normal and shear measurements of nanoconfined liquids in a fiber-based atomic force microscope
Published in Review of scientific instruments (01-02-2008)“…We have developed an atomic force microscopy (AFM) technique that can perform simultaneous normal and shear stiffness measurements of nanoconfined liquids with…”
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Small-Amplitude Atomic Force Microscopy
Published in Advanced engineering materials (01-08-2005)“…Small amplitude Atomic Force Microscopy (AFM) is a relatively new AFM technique which was specifically developed to perform linear measurements of…”
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Quantitative atom-resolved force gradient imaging using noncontact atomic force microscopy
Published in Applied physics letters (17-09-2001)“…Quantitative force gradient images are obtained using a sub-angström amplitude, off-resonance lever oscillation method during scanning tunneling microscopy…”
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Direct measurement of interatomic force gradients using an ultra-low-amplitude atomic force microscope
Published in Proceedings of the Royal Society. A, Mathematical, physical, and engineering sciences (08-05-2001)“…Interatomic force gradients between a W tip and a 7×7 reconstructed Si(111) surface were measured using an off–resonance, ultra–low–amplitude atomic force…”
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Effect of Surface Density of Active Sites on Rupture Force Distributions of Single Molecule Interactions
Published in Biophysical journal (27-01-2015)Get full text
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