Search Results - "Robinson, Donald A."
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Observation of Multipeak Collision Behavior during the Electro-Oxidation of Single Ag Nanoparticles
Published in Journal of the American Chemical Society (18-01-2017)“…The dynamic collision behavior of the electro-oxidation of single Ag nanoparticles is observed at Au microelectrodes using stochastic single-nanoparticle…”
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Ultrasensitive Electroanalytical Tool for Detecting, Sizing, and Evaluating the Catalytic Activity of Platinum Nanoparticles
Published in Journal of the American Chemical Society (16-01-2013)“…Here we describe a very simple, reliable, low-cost electrochemical approach to detect single nanoparticles (NPs) and evaluate NP size distributions and…”
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ECRAM Materials, Devices, Circuits and Architectures: A Perspective
Published in Advanced materials (Weinheim) (01-09-2023)“…Non‐von‐Neumann computing using neuromorphic systems based on two‐terminal resistive nonvolatile memory elements has emerged as a promising approach, but its…”
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Electrochemical Synthesis of Individual Core@Shell and Hollow Ag/Ag2S Nanoparticles
Published in Nano letters (14-08-2019)“…This letter presents an electrochemical methodology for structure-tunable synthesis, characterization, and kinetic monitoring of metal–semiconductor phase…”
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Effect of Nonuniform Mass Transport on Nanobubble Nucleation at Individual Pt Nanoparticles
Published in Journal of physical chemistry. C (16-09-2021)“…Understanding nanoscopic bubble nucleation and growth is critical to reducing significant losses in efficiency during water electrolysis or…”
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Collision Dynamics during the Electrooxidation of Individual Silver Nanoparticles
Published in Journal of the American Chemical Society (22-11-2017)“…Recent high-bandwidth recordings of the oxidation and dissolution of 35 nm radius Ag nanoparticles at a Au microelectrode show that these nanoparticles undergo…”
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Electrochemical Monitoring of Single Nanoparticle Collisions at Mercury-Modified Platinum Ultramicroelectrodes
Published in ACS nano (27-05-2014)“…Here, we report a potentiometric method for detecting single platinum nanoparticles (Pt NPs) by measuring a change in open-circuit potential (OCP) instead of…”
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Mixed Dithiolate Durene-DT and Monothiolate Phenylethanethiolate Protected Au130 Nanoparticles with Discrete Core and Core-Ligand Energy States
Published in Journal of the American Chemical Society (12-10-2011)“…A new type of gold nanoparticle with interesting energetics has been created by employing a mixture of dithiol durene (Durene-DT) and monothiol…”
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Electrochemical Synthesis of Individual Core@Shell and Hollow Ag/Ag 2 S Nanoparticles
Published in Nano letters (14-08-2019)“…This letter presents an electrochemical methodology for structure-tunable synthesis, characterization, and kinetic monitoring of metal-semiconductor phase…”
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Influence of the Redox Indicator Reaction on Single-Nanoparticle Collisions at Mercury- and Bismuth-Modified Pt Ultramicroelectrodes
Published in Langmuir (03-12-2013)“…Single-Pt nanoparticles (NPs) can be detected electrochemically by measuring the current–time (i–t) response associated with both hydrazine oxidation and…”
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Effect of Viscosity on the Collision Dynamics and Oxidation of Individual Ag Nanoparticles
Published in Journal of physical chemistry. C (23-04-2020)“…We experimentally and theoretically explore the effect of viscosity on the collision dynamics and oxidation of colloidal Ag nanoparticles (NPs) at a Au…”
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Effects of Instrumental Filters on Electrochemical Measurement of Single‐Nanoparticle Collision Dynamics
Published in ChemElectroChem (12-10-2018)“…We discuss herein present‐day instrumental limitations to the electrochemical measurement of fast processes occurring at the single‐entity scale. We focus on…”
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Addressing Colloidal Stability for Unambiguous Electroanalysis of Single Nanoparticle Impacts
Published in The journal of physical chemistry letters (07-07-2016)“…Herein the problem of colloidal instability on electrochemically detected nanoparticle (NP) collisions with a Hg ultramicroelectrode (UME) by electrocatalytic…”
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Tunable Intervalence Charge Transfer in Ruthenium Prussian Blue Analog Enables Stable and Efficient Biocompatible Artificial Synapses
Published in Advanced materials (Weinheim) (01-09-2023)“…Emerging concepts for neuromorphic computing, bioelectronics, and brain-computer interfacing inspire new research avenues aimed at understanding the…”
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Increasing the Collision Rate of Particle Impact Electroanalysis with Magnetically Guided Pt-Decorated Iron Oxide Nanoparticles
Published in ACS nano (28-07-2015)“…An integrated microfluidic/magnetophoretic methodology was developed for improving signal response time and detection limits for the chronoamperometric…”
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Electrocatalytic amplification of DNA-modified nanoparticle collisions via enzymatic digestion
Published in Chemical science (Cambridge) (01-01-2016)“…We report a new and general approach that will be useful for adapting the method of electrocatalytic amplification (ECA) to biosensing applications. In ECA,…”
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Monolayer Reactions of Protected Au Nanoclusters with Monothiol Tiopronin and 2,3-Dithiol Dimercaptopropanesulfonate
Published in Langmuir (15-03-2011)“…The novel thiol bridging “staple motif RS-Au-SR” discovered at the Au−thiolate interface has tremendously advanced the structural understanding of monolayer…”
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Self-Terminating Redox-Reactivity and Vacancy-Induced Void Formation during Electrochemical Collision Synthesis of Hollow Ag/Ag2S Nanoparticles
Published in Journal of physical chemistry. C (03-11-2022)“…We report a mechanistic study of the collision and self-terminating oxidation of individual Ag nanoparticles (NPs, 20 to 113 nm diameter) in aqueous HS–…”
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ECRAM Materials, Devices, Circuits and Architectures: A Perspective
Published in Advanced materials (Weinheim) (10-11-2022)“…Abstract Non‐von‐Neumann computing using neuromorphic systems based on two‐terminal resistive nonvolatile memory elements has emerged as a promising approach,…”
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