Search Results - "Bard, Allen J"

Probing Size and Substrate Effects on the Hydrogen Evolution Reaction by Single Isolated Pt Atoms, Atomic Clusters, and Nanoparticles by Zhou, Min, Bao, Shujuan, Bard, Allen J

“…We report the catalytic activity of a single, isolated Pt deposit on Bi and Pb supports to probe the size and substrate effects on the electrochemical hydrogen…”
Get full text

Triton X-100 concentration effects on membrane permeability of a single HeLa cell by scanning electrochemical microscopy (SECM) by Koley, Dipankar, Bard, Allen J.

“…Changes in HeLa cell morphology, membrane permeability, and viability caused by the presence of Triton X-100 (TX100), a nonionic surfactant, were studied by…”
Get full text

Electrochemistry and Electrogenerated Chemiluminescence of BODIPY Dyes by Nepomnyashchii, Alexander B, Bard, Allen J

“…BODIPY (boron dipyrromethene) dyes are unique materials with spectroscopic and electrochemical properties comparable to those of aromatic hydrocarbons…”
Get full text

Observing Single Nanoparticle Collisions at an Ultramicroelectrode by Electrocatalytic Amplification by Xiao, Xiaoyin, Bard, Allen J

“…The collisions of single platinum nanoparticles at an ultramicroelectrode were observed electrochemically by their characteristic current−time transients for a…”
Get full text

Enhanced Photoelectrochemical Water Oxidation on Bismuth Vanadate by Electrodeposition of Amorphous Titanium Dioxide by Eisenberg, David, Ahn, Hyun S, Bard, Allen J

“…n-BiVO4 is a promising semiconductor material for photoelectrochemical water oxidation. Although most thin-film syntheses yield discontinuous BiVO4 layers,…”
Get full text

A Study of the Mechanism of the Hydrogen Evolution Reaction on Nickel by Surface Interrogation Scanning Electrochemical Microscopy by Liang, Zhenxing, Ahn, Hyun S, Bard, Allen J

“…The hydrogen evolution reaction (HER) on Ni in alkaline media was investigated by scanning electrochemical microscopy under two operating modes. First, the…”
Get full text

Surface Interrogation of CoPi Water Oxidation Catalyst by Scanning Electrochemical Microscopy by Ahn, Hyun S, Bard, Allen J

“…Despite exhaustive spectroscopic investigations on the CoPi oxygen-evolving catalyst over the past several years, little is known about the surface cobalt…”
Get full text

Mechanoelectrochemical Catalysis of the Effect of Elastic Strain on a Platinum Nanofilm for the ORR Exerted by a Shape Memory Alloy Substrate by Du, Minshu, Cui, Lishan, Cao, Yi, Bard, Allen J

“…Both the ligand effect and surface strain can affect the electrocatalytic reactivity. In that matter exists a need to be fundamentally understood; however,…”
Get full text

Visible Light Driven Photoelectrochemical Water Oxidation on Nitrogen-Modified TiO2 Nanowires by Hoang, Son, Guo, Siwei, Hahn, Nathan T, Bard, Allen J, Mullins, C. Buddie

“…We report hydrothermal synthesis of single crystalline TiO2 nanowire arrays with unprecedented small feature sizes of ∼5 nm and lengths up to 4.4 μm on…”
Get full text

High-Performance Photodetectors Based on Solution-Processed Epitaxial Grown Hybrid Halide Perovskites by Ji, Li, Hsu, Hsien-Yi, Lee, Jack C, Bard, Allen J, Yu, Edward T

“…Hybrid organic–inorganic halide perovskites (HOIPs) have recently attracted tremendous attention because of their excellent semiconducting and optoelectronic…”
Get full text

Amorphous FeOOH Oxygen Evolution Reaction Catalyst for Photoelectrochemical Water Splitting by Chemelewski, William D, Lee, Heung-Chan, Lin, Jung-Fu, Bard, Allen J, Mullins, C. Buddie

“…Reaching the goal of economical photoelectrochemical (PEC) water splitting will likely require the combination of efficient solar absorbers with high activity…”
Get full text

Electrodeposition of crystalline silicon films from silicon dioxide for low-cost photovoltaic applications by Zou, Xingli, Ji, Li, Ge, Jianbang, Sadoway, Donald R., Yu, Edward T., Bard, Allen J.

“…Crystalline-silicon solar cells have dominated the photovoltaics market for the past several decades. One of the long standing challenges is the large…”
Get full text

Detection of CO2 •– in the Electrochemical Reduction of Carbon Dioxide in N,N‑Dimethylformamide by Scanning Electrochemical Microscopy by Kai, Tianhan, Zhou, Min, Duan, Zhiyao, Henkelman, Graeme A, Bard, Allen J

“…The electrocatalytic reduction of CO2 has been studied extensively and produces a number of products. The initial reaction in the CO2 reduction is often taken…”
Get full text

Screening of Electrocatalysts for Photoelectrochemical Water Oxidation on W-Doped BiVO4 Photocatalysts by Scanning Electrochemical Microscopy by Ye, Heechang, Park, Hyun S, Bard, Allen J

“…Oxygen evolution reaction (OER) electrocatalyst arrays for photoelectrochemical (PEC) water oxidation were fabricated on a metal oxide semiconductor…”
Get full text

Synthesis, Photophysical, Electrochemical, and Electrogenerated Chemiluminescence Studies. Multiple Sequential Electron Transfers in BODIPY Monomers, Dimers, Trimers, and Polymer by Nepomnyashchii, Alexander B, Bröring, Martin, Ahrens, Johannes, Bard, Allen J

“…Synthesis of the C8 BODIPY monomers, dimers, and trimers, a C8 polymer, and N8 aza-BODIPY monomer and dimer was carried out. Methyl and mesityl C8-substituted…”
Get full text

Real-time monitoring of quorum sensing in 3D-printed bacterial aggregates using scanning electrochemical microscopy by Connell, Jodi L., Kim, Jiyeon, Shear, Jason B., Bard, Allen J., Whiteley, Marvin

“…Significance Bacteria commonly reside in vivo as communities comprised of small, densely packed aggregates. Aggregates display important phenotypes, including…”
Get full text

Electrochemical detection of a single cytomegalovirus at an ultramicroelectrode and its antibody anchoring by Dick, Jeffrey E., Hilterbrand, Adam T., Boika, Aliaksei, Upton, Jason W., Bard, Allen J.

“…Significance The need for rapid, dependable, and sensitive detection of biological threats is ever increasing. Relatively arduous techniques, with varying…”
Get full text

Detection of the Short-Lived Cation Radical Intermediate in the Electrochemical Oxidation of N,N‑Dimethylaniline by Scanning Electrochemical Microscopy by Cao, Fahe, Kim, Jiyeon, Bard, Allen J

“…The short-lived intermediate N,N-dimethyl­aniline (DMA) cation radical, DMA•+, was detected during the oxidation of DMA in MeCN with 0.1 M…”
Get full text

Electrochemistry at a Metal Nanoparticle on a Tunneling Film: A Steady-State Model of Current Densities at a Tunneling Ultramicroelectrode by Hill, Caleb M, Kim, Jiyeon, Bard, Allen J

“…Here, a new methodology is proposed for treating electrochemical current densities in metal-insulator-metal nanoparticle (M-I-MNP) systems. The described model…”
Get full text

Electrocatalytic Activity of Individual Pt Nanoparticles Studied by Nanoscale Scanning Electrochemical Microscopy by Kim, Jiyeon, Renault, Christophe, Nioradze, Nikoloz, Arroyo-Currás, Netzahualcóyotl, Leonard, Kevin C, Bard, Allen J

“…Understanding the relationship between the structure and the reactivity of catalytic metal nanoparticles (NPs) is important to achieve higher efficiencies in…”
Get full text