Search Results - "Schaller, R.F."

Spatially resolved mapping of the relative concentration of dissolved hydrogen using the scanning electrochemical microscope by Schaller, R.F., Thomas, S., Birbilis, N., Scully, J.R.

“…The scanning electrochemical microscope (SECM) was utilized to detect pre-dissolved hydrogen across an ultra-high strength stainless steel surface. A high…”
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Use of in situ Raman spectroelectrochemical technique to explore atmospheric corrosion in marine-relevant environments by Katona, R.M., Kelly, R.G., Bryan, C.R., Schaller, R.F., Knight, A.W.

“…[Display omitted] •In-situ Raman for simulated atmospheric environments.•Boundary layer control in Raman cell.•Solution regeneration needed to prevent oxygen…”
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A Review of the Governing Factors in Pit-to-Crack Transitions of Metallic Structures by Katona, R.M., Karasz, E.K., Schaller, R.F.

“…Through a combination of mechanical stresses and corrosive environments, a material’s performance may be hindered by the complex evolution of damage due to…”
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Spatial determination of diffusible hydrogen concentrations proximate to pits in a Fe–Cr–Ni–Mo steel using the Scanning Kelvin Probe by Schaller, R.F., Scully, J.R.

“…The diffusible hydrogen concentration (CH,diff) was mapped spatially, proximate to acidic corrosion pits formed in MgCl2 droplets, on an ultra-high strength…”
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Insights from electrochemical crack tip modeling of atmospheric stress corrosion cracking by Katona, R.M., Burns, J.T., Schaller, R.F., Kelly, R.G.

“…Crack tip electrochemical conditions are explored utilizing a reactive transport Finite Element Method model for stainless steel 304 exposed to 3 M NaCl. Under…”
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Critical pitting temperature of selective laser melted 316L stainless steel: A mechanistic approach by Nakhaie, D., Imani, A., Autret, M., Schaller, R.F., Asselin, E.

“…•The CPT of wrought and SLM 316 L stainless steel in 1.0 M NaCl was measured.•A higher CPT value (> 10 °C) was found for the SLM alloy compared to wrought…”
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Towards understanding stress corrosion cracking of austenitic stainless steels exposed to realistic sea salt brines by Katona, R.M., Taylor, J.M., McCready, T.A., Bryan, C.R., Schaller, R.F.

“…Stress corrosion cracking behavior of stainless steel 304 L was investigated in full immersion, evaporated artificial sea salt brines (ASW) at 55 °C. It was…”
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Measurement of effective hydrogen diffusivity using the Scanning Kelvin Probe by Schaller, R.F., Scully, J.R.

“…Effective hydrogen diffusivity (DH,eff) was determined utilizing the Scanning Kelvin Probe (SKP) to measure the SKP voltage on cross-sectioned, hydrogen…”
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Physical and chemical properties of sea salt deliquescent brines as a function of temperature and relative humidity by Bryan, C.R., Knight, A.W., Katona, R.M., Sanchez, A.C., Schindelholz, E.J., Schaller, R.F.

“…Thermodynamic modeling has been used to predict chemical compositions of brines formed by the deliquescence of sea salt aerosols. Representative brines have…”
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Quantitative assessment of environmental phenomena on maximum pit size predictions in marine environments by Katona, R.M., Knight, A.W., Schindelholz, E.J., Bryan, C.R., Schaller, R.F., Kelly, R.G.

“…•Atmospheric maximum pit size predictions for NaCl, MgCl2, and seawater solutions.•Max pit size decrease with cathode precipitation and dehydration…”
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Importance of the hydrogen evolution reaction in magnesium chloride solutions on stainless steel by Katona, R.M., Carpenter, J.C., Knight, A.W., Bryan, C.R., Schaller, R.F., Kelly, R.G., Schindelholz, E.J.

“…•Cathodic kinetics on platinum and stainless steel 304 L in magnesium chloride.•Oxygen reduction reaction suppression on stainless steel 304 L.•Hydrogen…”
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Correlation of Stainless Steel Pit Morphology to Humidity-Specific Sea Salt Brine Constituents by Srinivasan, J., Parey, A.M., Knight, A.W., Schaller, R.F., Locke, J.S., Schindelholz, E.J.

“…Immersion exposures of 304 stainless steel ground to a #4 finish were conducted in brines representative of the chemistry of sea salt aerosols at low (40%) and…”
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Considerations for realistic atmospheric environments: An application to corrosion testing by Katona, R.M., Knight, A.W., Maguire, M., Bryan, C.R., Schaller, R.F.

“…Measured salt compositions in dust collected over roughly the last decade from surfaces of in-service stainless-steel alloys at four locations around the…”
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