Results 51 to 60 of about 375,720 (296)

Phase Boundary Engineering of Co2P‐CoP Branched Nanoparticles Enhances Cobalt Oxidation for Oxygen Evolution Electrocatalysis

open access: yesAdvanced Materials, EarlyView.
Phase boundaries between Co2P and CoP are constructed through a controlled transformation of Co to Co2P‐CoP branched nanoparticles. The polycrystalline mixed‐phase Co2P‐CoP branches are enriched with phase boundaries that stabilize Co active sites for OER. This work highlights phase boundary engineering as a powerful approach to tailor active sites and
Zeno R. Ramadhan   +10 more
wiley   +1 more source

Long-term follow-up of elemental mercury injection: a case report

open access: yesToxicology Communications
Introduction Chronic elemental mercury (Hg0) toxicity from subcutaneous or intravenous deposits is a rare phenomenon. We report a case of mercury toxicity following injection in the leg, resulting in elevated mercury concentrations that we monitored over
Travis Mok   +6 more
doaj   +1 more source

Formation of Soluble Mercury Oxide Coatings: Transformation of Elemental Mercury in Soils [PDF]

open access: yesEnvironmental Science & Technology, 2015
The impact of mercury (Hg) on human and ecological health has been known for decades. Although a treaty signed in 2013 by 147 nations regulates future large-scale mercury emissions, legacy Hg contamination exists worldwide and small-scale releases will continue.
Miller, Carrie L.   +7 more
openaire   +4 more sources

Clustomesogen Showing Sub‐Zero Liquid Crystal Properties: Supramolecular Assembly Between Cs2[Mo6Ii8(OCOC2F5)6] and Hexaethylenoxide Containing Mesogenic Dimers

open access: yesAdvanced Materials, EarlyView.
Associating a red‐NIR phosphorescent octahedral hexanuclear molybdenum cluster compound with hexaethyleneoxide chains bearing mesogenic units on both ends leads to an emissive hybrid liquid crystal showing mesomorphism on a very unusual temperature range down to −25°C.
Killiann Heinz   +11 more
wiley   +1 more source

Elemental Mercury Contamination in Soil Leading to Vapor Intrusion Impacts on an Occupied Building: A Detailed Case Study

open access: yesSoil Systems
Elemental mercury has been used in the production of bleach since at least 1892 and continues to be utilized in some manufacturing processes today.
Jennifer L. Stackhouse   +3 more
doaj   +1 more source

Effect of flue gas purification facilities of coal-fired power plant on mercury emission

open access: yesEnergy Reports, 2021
The types and concentration of mercury in flue gas of nine coal-fired units were measured by OH method and the mercury content in desulfuration wastewater, slag, fly ash and gypsum were also measured.
Bing Li, Hongliang Wang
doaj   +1 more source

Adsorption‐Engineered Hydrocarbon Ionomers for Durable Proton‐Exchange Membrane Fuel Cells

open access: yesAdvanced Materials, EarlyView.
Hydrocarbon ionomers suffer from oxidation‐driven interfacial degradation in PEM fuel cell cathodes, leading to catalyst instability. Here, adsorption‐engineered poly(fluorene) ionomers decouple interfacial anchoring from oxidative degradation, enabling strong catalyst–ionomer interactions while resisting electrochemical oxidation.
Heemin Park   +14 more
wiley   +1 more source

Analysis of solid sorbents for control and removal processes for elemental mercury from gas streams: a review

open access: yesInternational Journal of Coal Science & Technology, 2020
Due to the restriction such as the Minamata Convention as well as the IED of the European Commission, mercury removal from flue gases of coal-fired power plants (CPP) is an increasingly important environmental issue.
Piotr Kunecki   +2 more
doaj   +1 more source

Lattice Strain and Built‐In Field Synergistically Boost Urea Oxidation via Dynamic NiOOH Mediation at Multiphase Heterointerfaces

open access: yesAdvanced Materials, EarlyView.
A sulfur‐doped lignin‐derived carbon‐coated Ni‐NiO‐MoO2 nanorod array was synthesized, exhibiting enhanced UOR performance ‐ due to lattice‐strain and built‐in electric field effects by multiphase heterogeneous interface in Ni‐NiO‐MoO2@SC, excellent corrosion resistance, mass‐transport ability, and long‐term stability (500 mA cm−2 at 1.53 V for 500 h ...
Jiawei Li   +9 more
wiley   +1 more source

Fluxes of Gaseous Elemental Mercury on a Mediterranean Coastal Grassland

open access: yesAtmosphere, 2019
Coastal rural areas can be a source of elemental mercury, but the potential influence of their topographic and climatic particularities on gaseous elemental mercury (GEM) fluxes have not been investigated extensively.
Christiana Polyzou   +3 more
doaj   +1 more source

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