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Catalyst participating in electrochemical reactions
An electrocatalyst is a catalyst that participates in electrochemical reactions. Electrocatalysts are a specific form of catalysts that function at electrode
Electrocatalyst
Process of increasing the rate of a chemical reaction
reactions that comprise the fuel cell. One common type of fuel cell electrocatalyst is based upon nanoparticles of platinum that are supported on slightly
Catalysis
Chemical element with atomic number 83 (Bi)
as a vehicle paint pigment. Bismuth vanadate can also be used as electrocatalyst for hydrogen peroxide synthesis. Bismuth tungstate can be used as photocatalyst
Bismuth
Electrochemical process
{\displaystyle {\ce {CO}}} ) already adsorbed on the surface of an electrocatalyst is electrochemically oxidized and thus removed from the surface. A
CO_stripping
Chemical compound
solid is the most common oxide of ruthenium. It is widely used as an electrocatalyst for producing chlorine, chlorine oxides, and O2. Like many dioxides
Ruthenium(IV)_oxide
Difference between a redox reaction's reduction potential and actual potential
the use of electrocatalysts. The electrochemical reaction rate and related current density is dictated by the kinetics of the electrocatalyst and substrate
Overpotential
Catalyst surface active in redox reactions
materials. In particular, it allows the computation of the efficacy of the electrocatalyst and it is used for the optimization process of the performance and
Electrochemical_surface_area
Chemical element with atomic number 74 (W)
Tungstates can be used as photocatalyst, while the tungsten sulfide as electrocatalyst. Applications requiring its high density include weights, counterweights
Tungsten
High-energy-density electrical storage device
cycles. In 2015, researchers announced a carbon-based, metal-free electrocatalyst that works efficiently in both reduction and oxygenation reactions
Zinc–air_battery
Type of chemical reaction
metal contained small molecules used for the oxygen reduction reaction electrocatalyst. Besides phthalocyanine, porphyrin is also a suitable ligand for metal
Oxygen_reduction_reaction
Device that converts the chemical energy from a fuel into electricity
a cathode. A 2011-published study documented the first metal-free electrocatalyst using relatively inexpensive doped carbon nanotubes, which are less
Fuel_cell
Anion in which a Fe2+ ion is complexed by 6 CN– ions
(2021). "Nickel ferrocyanide as a high-performance urea oxidation electrocatalyst". Nature Energy. 6 (9): 904–912. Bibcode:2021NatEn...6..904G. doi:10
Ferrocyanide
Standford's GCEP:Pioneering sustainable energy solutions for a changing world
reach the common goal for tuning electronic structures into active electrocatalysts. After 10 years, the Stanford Global Climate Energy Project has helped
Global Climate and Energy Project
Global_Climate_and_Energy_Project
Double working electrode used for hydrodynamic voltammetry
cathode is often enhanced by an electrocatalyst comprising platinum nanoparticles. When oxygen is reduced using an electrocatalyst, an unwanted and harmful by-product
Rotating_ring-disk_electrode
Chemical element with atomic number 46 (Pd)
When dispersed on conductive materials, palladium is an excellent electrocatalyst for oxidation of primary alcohols in alkaline media. Palladium is also
Palladium
Steel alloy resistant to corrosion
Surface Modification of Ubiquitous Stainless Steel Led to Competent Electrocatalysts for Overall Water Splitting". ACS Sustainable Chemistry & Engineering
Stainless_steel
Equation relating the rate of an electrochemical reaction to the overpotential
log of the corrosion current. Overpotential Butler–Volmer equation Electrocatalyst Faradaic current Faraday's laws of electrolysis Bard, A. J.; Faulkner
Tafel_equation
CO2RR because they promote to perform hydrogen evolution instead. Electrocatalysts selective for one particular organic compound include tin or bismuth
Electrochemical reduction of carbon dioxide
Electrochemical_reduction_of_carbon_dioxide
Poisonous oxygen-carbon compound
of electrodes thanks to its strong affinity to some metals used as electrocatalysts, through a technique known as CO stripping. Carbon monoxide is a bioactive
Carbon_monoxide
Type of electrolyzer
electrolyte membrane water electrolysis with platinum group metal based electrocatalysts. The technology has a long history in the chemical industry. The first
Alkaline_water_electrolysis
Chemical compound
electrogeneration from O2 electroreduction: A review focusing on carbon electrocatalysts and environmental applications". Chemosphere. 352 141456. arXiv:2505
Hydrogen_peroxide
Heterocyclic compound containing a ring of four carbon, one nitrogen and one sulfur atom
others, can be electropolymerized into conductive polymers used as electrocatalysts for NADH oxidation in enzymatic biosensors and biofuel cells. Phenothiazine
Phenothiazine
Function describing the energy of a physical system in terms of certain parameters
(2014). "Computing Free Energy Landscapes: Application to Ni-based Electrocatalysts with Pendant Amines for H2Production and Oxidation". ACS Catalysis
Potential_energy_surface
Electricity-induced chemical reaction
addition of an electrolyte (such as a salt, an acid or a base) and electrocatalysts. At one terminal (the cathode), electrons from the power source combine
Electrolysis_of_water
Technique in chemistry and manufacturing
precursor. The cell potential is maintained near 5–6 V. The anode, the electrocatalyst, is nickel-plated. Acrylonitrile is converted to adiponitrile on an
Electrolysis
Electrochemical cell using a metallic anode and oxygen cathode
evolution reaction (OER) during charge, which necessitate efficient electrocatalysts. Additionally, metal anodes suffer from corrosion, passivation, and
Metal–air electrochemical cell
Metal–air_electrochemical_cell
haemoprotein in dendrimer with a porphyrin core. Further uses are reported as electrocatalyst. Examples of metallodendrimer heterogeneous catalysis are a nickel-containing
Metallodendrimer
Chemical compound
Fe-doped surface and interface (MoS2/Fe-N-C) can be used as a used an electrocatalyst for oxygen reduction and evolution reactions (ORR and OER) bifunctionally
Molybdenum_disulfide
Branch of physical chemistry
metals Electrochemical impedance spectroscopy Electroanalytical methods Electrocatalyst Electrochemical potential Electrochemiluminescence Electrodeionization
Electrochemistry
Study of physical and chemical phenomena that occur at the interface of two phases
(2016-11-01). "Surface X-ray diffraction studies of single crystal electrocatalysts". Nano Energy. 29: 378–393. Bibcode:2016NEne...29..378G. doi:10.1016/j
Surface_science
Catholic research university in Belgium
alkaline environment enabling the use of earth abundant materials as electrocatalysts. According to IEEE Spectrum in 2019 this is a giant leap from 0.1%
KU_Leuven
Metal–air electrochemical cell
in the charged battery was not addressed. Pt/C seems to be the best electrocatalyst for O2 evolution and Au/C for O2 reduction when Li 2O 2 is the product
Lithium–air_battery
Chemical compound
six-electron oxidant. Its electrochemical reduction is facilitated by acid, electrocatalysts and redox mediators. These properties make lithium chlorate a useful
Lithium_chlorate
Synthetic ultralight solid material
Xia, Bao Yu (7 November 2022). "An integrated platinum-nanocarbon electrocatalyst for efficient oxygen reduction". Nature Communications. 13 (1): 6703
Aerogel
Process for the dissociation of water into hydrogen and oxygen
Jay R.; Gray, Harry B. (2014). "Earth-abundant hydrogen evolution electrocatalysts". Chem. Sci. 5 (3): 865–878. doi:10.1039/C3SC51711J. ISSN 2041-6520
Photocatalytic water splitting
Photocatalytic_water_splitting
Allotropes of carbon with a cylindrical nanostructure
Structure of Binary/Ternary Ferrite Nanoparticles as High-Performance Electrocatalysts for the Oxygen Evolution Reaction". ChemCatChem. 10 (5): 1075–1083
Carbon_nanotube
Porous material made from a metal
of platinum catalyst required. Metal foams are popular support for electrocatalysts due to the high surface area and stable structure. The interconnected
Metal_foam
Class of chemical substance
suitable candidate for electrocatalysts, especially energy-related ones. Until now, MOFs have been used extensively as electrocatalyst for water splitting
Metal–organic_framework
photographer. The publication, “Nanostructured Nickel Phosphide as an Electrocatalyst for the Hydrogen Evolution Reaction”, explained electrocatalytic activity
Raymond_Schaak
German chemist and academic
doctoral research, where she started to research pyrolysed iron-porphyrin electrocatalysts. She was a postdoctoral researcher at Helmholtz-Zentrum Berlin, BTU
Ulrike_Kramm
Type of rechargeable flow battery
Verma, Anil (May 2021). "Recent progress on carbon and metal based electrocatalysts for vanadium redox flow battery". WIREs Energy and Environment. 10
Vanadium_redox_battery
American chemist and educator (born 1973)
Fuding; Boettcher, Shannon W. (2013-12-01). "Adaptive semiconductor/electrocatalyst junctions in water-splitting photoanodes". Nature Materials. 13 (1):
Shannon_W._Boettcher
Technique of scanning probe microscopy
often used to probe the surface reactivity of solid-state materials, electrocatalyst materials, enzymes and other biophysical systems. SECM and variations
Scanning electrochemical microscopy
Scanning_electrochemical_microscopy
Power generation technology
catalysts to enhance the ORR activity of platinum group metal-free electrocatalysts An important parameter for a fair catalyst comparison and benchmarking
Proton-exchange membrane fuel cell
Proton-exchange_membrane_fuel_cell
Salts of manganese and the nitride ion
molecular approach to manganese nitride acting as a high performance electrocatalyst in the oxygen evolution reaction". Angewandte Chemie. 130 (3): 706–710
Manganese_nitrides
areas as high as 258 m2/g. These foams are effective catalysts and electrocatalyst supports. Also, metal nanofoams can be made by electrodeposition of
Nanofoam
Ghanaian-British chemist
the Oxygen Evolution Reaction Mediated by a Nickel–Borate Thin Film Electrocatalyst". Journal of the American Chemical Society. 135 (9): 3662–3674. doi:10
Kwabena_Bediako
Chemical compound
enhances the magnetoelectric effect in composite. It can be also used as electrocatalyst for the oxygen evolution reaction and as a material for fabricating
Cobalt_ferrite
Industrial production of molecular hydrogen
Sukhvinder P.S. (March 2017). "The role of nanosized SnO 2 in Pt-based electrocatalysts for hydrogen production in methanol assisted water electrolysis". Electrochimica
Hydrogen_production
Chinese researcher
Academy of Sciences. His research publication on design concept for electrocatalysts won the 2022 Nano Research Top Papers Award. Dingsheng obtained a degree
Wang_Dingsheng
Class of chemical compounds
often exhibit enhanced reactivity toward H2. These complexes serve as electrocatalysts for H2 evolution. Azadiphosphacycloheptanes are a related family of
1,5-Diaza-3,7-diphosphacyclooctanes
1,5-Diaza-3,7-diphosphacyclooctanes
mid-range temperatures, thereby eliminating the additional issues of electrocatalyst inefficiencies and intolerance to fuel impurities that arise from the
Solid_acid_fuel_cell
Type of fuel cell
oxygen. The electrodes consist of a double layer structure: an active electrocatalyst layer and a hydrophobic layer. The active layer consists of an organic
Alkaline_fuel_cell
All ligands directly bound to the central metal atom of a chemical complex
1039/c0cc03246h. PMID 20938535. Bullock, R. M.; Helm, M. L. (2015). "Molecular Electrocatalysts for Oxidation of Hydrogen Using Earth-Abundant Metals: Shoving Protons
Coordination_sphere
while mitigating mechanical stress. The field integrates: Chemistry: Electrocatalyst design, polymer chemistry for ionomer membranes Physics: Band theory
Energy_materials
Spanish chemist
Denmark as a postdoctoral researcher. Here she started working on novel electrocatalysts for fuel cells. In 2017 Escudero-Escribano was appointed as a Professor
María_Escudero-Escribano
Canadian chemist
chemicals. Their group works to develop active, stable, and inexpensive electrocatalysts for hydrogen production, water oxidation, and ammonia generation. These
Mita_Dasog
Splitting of water using a semipermeable membrane
Jooyoung; Choi, Sung Mook; Yin, Yadong (October 2021). "Non-precious electrocatalysts for oxygen evolution reaction in anion exchange membrane water electrolysis:
Anion exchange membrane electrolysis
Anion_exchange_membrane_electrolysis
Class of organobismuth compounds
diethylsilane giving hydrodefluorinated product. Dostál's bismuthinidene is an electrocatalyst for the formation of hydrogen gas from acetic acid. The low valency
Bismuthinidene
supercapacitors. (Ni,Co)3S4 has been considered as an alternative electrocatalyst for HER and OER reactions because of its high conductivity and low
Siegenite
Marc (6 September 2007). "Modeling NiFe hydrogenases: nickel-based electrocatalysts for hydrogen production". Dalton Transactions (3): 315–325. doi:10
Iron–nickel_clusters
Chemical compound
nanorods by melt-quenching. It is used as an alternative to platinum electrocatalysts for oxygen reduction reactions. Silver decamolybdate films can detect
Silver_decamolybdate
Chemical reaction
the high carbon content of electricity in the many countries. The electrocatalysts used for electrolysis of PEM electrolyzers currently account for about
Hydrogen_evolution_reaction
Group of chemical elements
"[Mn(bipyridyl)(CO)3Br]: an abundant metal carbonyl complex as efficient electrocatalyst for CO2 reduction". Angewandte Chemie International Edition in English
Group_7_element
dendritic Au@Pt core–shell nanomaterials for use as an effective fuel cell electrocatalyst". Nanotechnology. 20 (2) 025605. doi:10.1088/0957-4484/20/2/025605
Energy applications of nanotechnology
Energy_applications_of_nanotechnology
Nitrogen-Doped Graphene Quantum Dots/Graphene Hybrid Nanoplatelets as Efficient Electrocatalysts for Oxygen Reduction". ACS Nano. 8 (10): 10837–43. Bibcode:2014ACSNa
Potential applications of graphene
Potential_applications_of_graphene
Chemical compounds with at least one bismuth atom
conversion of CO2 to CO with high efficiency using an bismuth-based electrocatalyst". Journal of the American Chemical Society. 135 (24): 8798–8801. doi:10
Bismuth_compounds
Flow battery
detailed studies that revealed MoS2 as a preferred (yet less than ideal) electrocatalyst for the negative electrode reaction. In 1987, Stuart Licht, while at
Polysulfide–bromide_battery
Polymer
investigated as a catalyst support for fuel cells and to sensitize cathode electrocatalysts. Together with other conjugated polymers such as polyaniline,
Polypyrrole
Chemical compound
Hwa; Wang, Xin (18 July 2014). "Molybdenum phosphide as an efficient electrocatalyst for the hydrogen evolution reaction". Energy & Environmental Science
Molybdenum_monophosphide
current. As per the definition of biofuel cells, enzymes are used as electrocatalysts at both the cathode and anode. In hydrogenase-based biofuel cells,
Enzymatic_biofuel_cell
Thin semiconductors
Polypyrrole and MoSx Copolymer Films as a Highly Active Hydrogen Evolution Electrocatalyst". Advanced Materials. 26 (22): 3761–3766. Bibcode:2014AdM....26.3761W
Transition metal dichalcogenide monolayers
Transition_metal_dichalcogenide_monolayers
Ore extraction material science
industrial process the iodine has the potential to be employed as an electrocatalyst, whereby it is continuously recovered in situ from the reduced iodide
Extractive_metallurgy
catalysis and materials science, leading to the development of novel electrocatalysts. He introduced ruthenium-activated hollow carbon sphere catalysts,
Simon_Redfern
Chemical engineer
program focuses on discovering highly active, durable and cost-effective electrocatalysts nanomaterials and to integrate those catalyst particles with the electrode
Elod_Gyenge
Sulfide mineral
atom layers, and diameters around 100 nm are ideal dimensions for electrocatalysts in oxygen reduction reactions (ORR). The basal planes experience preferential
Covellite
Chemical compound
of both ions and electrons. Neodymium nickelate can also be used in electrocatalysts, synapse transistors, photovoltaics, memory resistors, biosensors,
Neodymium_nickelate
Statistical modeling method
Timoshenko, Janis; Roldan Cuenya, Beatriz (2021). "In Situ / Operando Electrocatalyst Characterization by X-ray Absorption Spectroscopy". Chemical Reviews
Reverse_Monte_Carlo
Novel catalyst using carbon nanotubes as the support instead of the conventional alumina
dispersion as the support of the cathode electrocatalyst. Therefore, it showed a better performance than that electrocatalysts supported on carbon black in DEFCs
Carbon nanotube supported catalyst
Carbon_nanotube_supported_catalyst
Pollak, Fred H.; O'Grady, William E. (1986). "Single crystals as model electrocatalysts". Journal of Electroanalytical Chemistry and Interfacial Electrochemistry
Heterogeneous_water_oxidation
Class of chemical compounds
Peters, Jonas C. (2023). "Improving Molecular Iron Ammonia Oxidation Electrocatalysts via Substituent Effects that Modulate Standard Potential and Stability"
Metal_ammine_complex
Generation of molecular oxygen through a biochemical or chemical reaction
(2020). "A Review on Fundamentals for Designing Oxygen Evolution Electrocatalysts". Chemical Society Reviews. 49 (7): 2196–2214. doi:10.1039/C9CS00607A
Oxygen_evolution
Chinese American scholar
Morgan, R. Makharia, S. Kocha and H. Gasteiger, Instability of Pt/C Electrocatalysts in Proton Exchange Membrane Fuel Cells: A Mechanistic Investigation
Yang_Shao-Horn
Artificial process that uses sunlight energy to drive chemical synthesis
M. Rakowski; Dubois, Daniel L. (2009). "Development of Molecular Electrocatalysts for CO2Reduction and H2Production/Oxidation". Accounts of Chemical
Artificial_photosynthesis
Chinese chemist
durability, are all achieved for the novel hydrogen‐evolution‐reaction electrocatalyst. The study employed various spectroscopy and imaging tools such as
Xie_Yi
American chemist
step towards artificial photosynthesis, when they created an anode electrocatalyst for the oxidation of water, capable of splitting water into hydrogen
Daniel_G._Nocera
developed a layer composed of acorn shell porous carbon/Sn4P3 nanodots electrocatalyst which serve as a conductive interface but also provides a dual-adsorption
Nanodot
Iranian computational chemist and academic
November 2013). "Enabling direct H2O2 production through rational electrocatalyst design". Nature Materials. 12 (12): 1137–1143. doi:10.1038/NMAT3795
Samira_Siahrostami
Analytical methodology in spectroscopy
particle size of and oxidation state and shell formation of the platinum electrocatalyst. In contrast to the SOFC operation conditions, this was a PEM-FC study
Operando_spectroscopy
Israeli chemist and materials scientist
Dekel, Dario R.; Zitoun, David (2016). "Palladium/nickel bifunctional electrocatalyst for hydrogen oxidation reaction in alkaline membrane fuel cell". Journal
David_Zitoun
Professor of chemical engineering at Stanford University
surfaces, nanoscale materials for light absorption, and catalyst and electrocatalyst development. "Dean's Office". Stanford School of Engineering. Retrieved
Stacey_Bent
Class of solid chemical substances
as photochemical reactions. COFs have been studied as non-metallic electrocatalysts for energy-related catalysis, including carbon dioxide electro-reduction
Covalent_organic_framework
Type of fuel cell
fuel for a PEM fuel cell requires a new catalyst. New nanostructured electrocatalysts (HYPERMEC by ACTA SpA for example) have been developed, which are based
Direct-ethanol_fuel_cell
Canadian research scientist
intelligence Institutions National Research Council of Canada Thesis Nanostructured Electrocatalysts for CO2 Conversion (2019) Website www.phildeluna.ca
Phil_De_Luna
Solar energy technology
developed the "artificial leaf", a device made from silicon and an anode electrocatalyst for the oxidation of water, capable of splitting water into hydrogen
Bionic_Leaf
South Korean chemist (born 1964)
nanomaterials and utilizing them in lithium-ion batteries, fuel cell electrocatalysts, solar cells, and thermoelectrics. The group reported in 2013 the first
Hyeon_Taeghwan
Titanium based nanomaterial
metal ions and dyes from water systems. Further, TiNSs potential as an electrocatalyst may enhance fuel cell efficiency during fuel oxidation. Similarly,
Titanate_nanosheet
bifurcated faradaic and non-faradaic reactions. Heterogeneous catalysis Electrocatalyst Vayenas, C. G.; Bebelis, S.; Neophytides, S. (1988). "Non-Faradaic
Electrochemical promotion of catalysis
Electrochemical_promotion_of_catalysis
Chemical compound
materials such as mica. β–MoTe2 is a comparatively good hydrogen evolution electrocatalyst showing even in unsupported form and without any additional nanostructuring
Molybdenum_ditelluride
American materials scientist
Christina M Johnston; Piotr Zelenay (1 April 2011). "High-performance electrocatalysts for oxygen reduction derived from polyaniline, iron, and cobalt". Science
Karren_More
ELECTROCATALYST
ELECTROCATALYST
ELECTROCATALYST
ELECTROCATALYST
Surname or Lastname
English
English : topographic name for someone who lived near a notable crag or outcrop, from Middle English rokke ‘rock’ (see Roach), or a habitational name from a place named with this word, as for example Rock in Northumberland.English : variant of Roke (see Rokes 1).English : metonymic occupational name for a spinner or a maker of distaffs, from Middle English rok ‘distaff’ (from Old Norse rokkr or Middle Dutch rocke or an unattested Old English cognate).German : from a short form of the personal name Rocco (see Roche 3).German : metonymic occupational name for a tailor, from Middle High German rok, roc ‘skirt’, ‘gown’.German (Röck) : variant of Roche 3.
Boy/Male
American, Australian, Chinese, Christian, Dutch, German, Hawaiian, Hebrew, Swedish
Dove
Boy/Male
Tamil
Full-moon day, Ruler
Girl/Female
Indian
Garden of paradise
Boy/Male
Hindu, Indian
Growing Up
Boy/Male
Hindu
Belonging to the Sky
Surname or Lastname
English
English : variant spelling of Gaiter.
Girl/Female
Arabic
Thanking
Boy/Male
Tamil
Pingalaksha | பீநà¯à®•à®²à®¾à®•à¯à®·à®¾Â
Pink eyed
Girl/Female
Tamil
Saraswati | ஸரஸà¯à®µà®¤à¯€
Goddess Saraswati, Tamil Goddess for education, Goddess of learning
ELECTROCATALYST
ELECTROCATALYST
ELECTROCATALYST
ELECTROCATALYST
ELECTROCATALYST