Search Results - "Houston, J. E"

Exploring the colloid-to-polymer transition for ultra-low crosslinked microgels from three to two dimensions by Scotti, A., Bochenek, S., Brugnoni, M., Fernandez-Rodriguez, M. A., Schulte, M. F., Houston, J. E., Gelissen, A. P. H., Potemkin, I. I., Isa, L., Richtering, W.

“…Microgels are solvent-swollen nano- and microparticles that show prevalent colloidal-like behavior despite their polymeric nature. Here we study ultra-low…”
Get full text

Hydrophilicity and the Viscosity of Interfacial Water by Goertz, Matthew P, Houston, J. E, Zhu, X.-Y

“…We measure the viscosity of nanometer-thick water films at the interface with an amorphous silica surface. We obtain viscosity values from three different…”
Get full text

Cannabis use and psychosis: re-visiting the role of childhood trauma by Houston, J E, Murphy, J, Shevlin, M, Adamson, G

“…Cannabis consumption continues to be identified as a causal agent in the onset and development of psychosis. However, recent findings have shown that the…”
Get more information

Temperature dependent relaxation of a "solid-liquid" by Goertz, M. P., Zhu, X.-Y., Houston, J. E.

“…We have used the Interfacial Force Microscope to perform temperature dependent indentation measurements on a model viscoelastic material, Silly Putty. By…”
Get full text

Exploring the Liquid-like Layer on the Ice Surface by Goertz, M. P, Zhu, X.-Y, Houston, J. E

“…Using interfacial force microscopy and a spherical glass probe, we investigate the adhesive and mechanical properties of the so-called liquid-like layer (L-LL)…”
Get full text

Viscous water meniscus under nanoconfinement by Major, R C, Houston, J E, McGrath, M J, Siepmann, J I, Zhu, X-Y

“…A dramatic transition in the mechanical properties of water is observed at the nanometer scale. For a water meniscus formed between two hydrophilic surfaces in…”
Get full text

Superplastic Nanowires Pulled from the Surface of Common Salt by Moore, Nathan W, Luo, Junhang, Huang, J. Y, Mao, Scott X, Houston, J. E

“…Superplastic nanowires were formed by touching the NaCl(100) surface with a Au tip in a transmission electron microscope. The nanowires were stretched ≤2.2 μm,…”
Get full text

Direct Observation of Photo Switching in Tethered Spiropyrans Using the Interfacial Force Microscope by Bunker, B. C, Kim, B. I, Houston, J. E, Rosario, R, Garcia, A. A, Hayes, M, Gust, D, Picraux, S. T

“…The interfacial force microscope has been used to establish the changes in the surface chemistry that accompany photoactivated opening and closing of rings in…”
Get full text

Dislocation nucleation at nano-scale mechanical contacts by Michalske, T.A., Houston, J.E.

“…The plastic deformation of metals in highly localized stress fields is critical to macroscopic phenomena such as fracture, surface wear and adhesion where…”
Get full text

Nanomechanical Contrasts of Gel and Fluid Phase Supported Lipid Bilayers by Goertz, M. P, Stottrup, B. L, Houston, J. E, Zhu, X.-Y

“…Lipid bilayers exhibit structural diversity that contributes to the complex properties of the cell membrane. We use interfacial force microscopy to correlate…”
Get full text

A local-probe analysis of the rheology of a "solid liquid" by Houston, J. E.

“…Results are shown demonstrating the application of the interfacial force microscope to a study of the micro‐scale mechanical properties of an extreme example…”
Get full text

Role of stress on charge transfer through self-assembled alkanethiol monolayers on Au by Son, K A, Kim, H I, Houston, J E

“…We have studied charge transfer through alkanethiol molecules self-assembled on Au(111) substrates using interfacial force microscopy. Simultaneous measurement…”
Get full text

Probing Adhesion Forces at the Molecular Scale by Thomas, Ross C, Houston, J. E, Crooks, Richard M, Kim, Taisun, Michalske, Terry A

Get full text

Contact Hysteresis and Friction of Alkanethiol Self-Assembled Monolayers on Gold by Kiely, J. D, Houston, J. E

“…Nanoindentation has been combined with nanometer-scale friction measurements to identify dissipative mechanisms responsible for friction in hexadecanethiol…”
Get full text

Density Dependent Friction of Lipid Monolayers by Goertz, M. P, Stottrup, B. L, Houston, J. E, Zhu, X.-Y

“…We measure frictional properties of liquid-expanded and liquid-condensed phases of lipid Langmuir−Blodgett monolayers by interfacial force microscopy. We find…”
Get full text

Effect of Surface Steps on the Plastic Threshold in Nanoindentation by Kiely, J. D., Hwang, R. Q., Houston, J. E.

Get full text

Initial stages of yield in nanoindentation by Kiely, J. D., Jarausch, K. F., Houston, J. E., Russell, P. E.

“…We have used the interfacial force microscope to perform nanoindentations on Au single-crystal surfaces. We have observed two distinct regimes of plastic…”
Get full text

Separating Mechanical and Chemical Contributions to Molecular-Level Friction by Kim, Hyun I, Houston, J. E

Get full text

Mechanical relaxation of organic monolayer films measured by force microscopy by JOYCE, S. A, THOMAS, R. C, HOUSTON, J. E, MICHALSKE, T. A, CROOKS, R. M

“…Using the newly developed interfacial-force microscope, we present results for the first measurements of the mechanical relaxation of a Au supported,…”
Get full text

Molecular Level Friction As Revealed with a Novel Scanning Probe by Burns, A. R, Houston, J. E, Carpick, R. W, Michalske, T. A

“…Friction at the molecular level is examined with a novel scanning probe microscope that observes the onset of energy dissipation and adhesive forces…”
Get full text