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Article
A low-melting-point metal do** strategy for the synthesis of small-sized intermetallic Pt5Ce fuel cell catalysts
Carbon-supported platinum-lanthanum (Pt-Ln) intermetallic compound (IMC) nanoparticles with high activity and robust stability have been demonstrated as promising cathode catalysts for proton-exchange membrane...
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Article
Alloy strategy to synthesize Pt-early transition metal oxide interfacial catalysts
Metal oxide supported metal catalysts show promising catalytic performance in many industry-relevant reactions. However, the enhancement of performance is often limited by the insufficient metal/metal oxide in...
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Article
Cyclohexanol optimizes Pt/ionomer interface in fuel cell cathodes
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Open AccessMachine-learning-accelerated design of high-performance platinum intermetallic nanoparticle fuel cell catalysts
Carbon supported PtCo intermetallic alloys are known to be one of the most promising candidates as low-platinum oxygen reduction reaction electrocatalysts for proton-exchange-membrane fuel cells. Nevertheless,...
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Article
Open AccessPromoting ordering degree of intermetallic fuel cell catalysts by low-melting-point metal do**
Carbon supported intermetallic compound nanoparticles with high activity and stability are promising cathodic catalysts for oxygen reduction reaction in proton-exchange-membrane fuel cells. However, the synthe...
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Article
A study on the association of placental and maternal urinary phthalate metabolites
Phthalate exposure in pregnancy is typically estimated using maternal urinary phthalate metabolite levels. Our aim was to evaluate the association of urinary and placental tissue phthalates, and to explore the...
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Article
Open AccessNon-covalent ligand-oxide interaction promotes oxygen evolution
Strategies to generate high-valence metal species capable of oxidizing water often employ composition and coordination tuning of oxide-based catalysts, where strong covalent interactions with metal sites are c...
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Article
Building the bridge of small organic molecules to porous carbons via ionic solid principle
Replacing traditional polymer-based precursors with small molecules is a promising pathway toward facile and controllable preparation of porous carbons but remains a prohibitive challenge because of the high v...
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Article
Non-iridium-based electrocatalyst for durable acidic oxygen evolution reaction in proton exchange membrane water electrolysis
Iridium-based electrocatalysts remain the only practical anode catalysts for proton exchange membrane (PEM) water electrolysis, due to their excellent stability under acidic oxygen evolution reaction (OER), bu...
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Article
Open AccessPhase diagrams guide synthesis of highly ordered intermetallic electrocatalysts: separating alloying and ordering stages
Supported platinum intermetallic compound catalysts have attracted considerable attention owing to their remarkable activities and durability for the oxygen reduction reaction in proton-exchange membrane fuel ...
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Article
Open AccessSmall molecule-assisted synthesis of carbon supported platinum intermetallic fuel cell catalysts
Supported ordered intermetallic compounds exhibit superior catalytic performance over their disordered alloy counterparts in diverse reactions. But the synthesis of intermetallic compounds catalysts often requ...
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Article
A general synthesis of single atom catalysts with controllable atomic and mesoporous structures
The control of single metal atomic sites has been extensively studied in the field of single atom catalysts. By contrast, the precise control of the mesoporous structure in the matrix material, which directly ...
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Article
Bulky nanodiamond-confined synthesis of sub-5 nanometer ordered intermetallic Pd3Pb catalysts
Modulation of geometric and electronic structures of supported Pd-based catalysts by forming atomically ordered intermetallic phases enables an effective way to optimize catalytic performance. However, the syn...
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Article
Intermetallic IrGa-IrOx core-shell electrocatalysts for oxygen evolution
The development of high-performance Ir-based catalyst for electrocatalysis of oxygen evolution reaction (OER) in acidic media plays a critical role in realizing the commercialization of polymer electrolyte mem...
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Article
Open AccessQuantification of critical particle distance for mitigating catalyst sintering
Supported metal nanoparticles are of universal importance in many industrial catalytic processes. Unfortunately, deactivation of supported metal catalysts via thermally induced sintering is a major concern esp...
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Article
Open AccessSulfur stabilizing metal nanoclusters on carbon at high temperatures
Supported metal nanoclusters consisting of several dozen atoms are highly attractive for heterogeneous catalysis with unique catalytic properties. However, the metal nanocluster catalysts face the challenges o...
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Article
Open AccessA pathway level analysis of PFAS exposure and risk of gestational diabetes mellitus
Per- and polyfluoroalkyl substances (PFAS) have been found to be associated with gestational diabetes mellitus (GDM) development, a maternal health disorder in pregnancy with negative effects that can extend b...
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Article
Open AccessMultilayer stabilization for fabricating high-loading single-atom catalysts
Metal single-atom catalysts (M-SACs) have emerged as an attractive concept for promoting heterogeneous reactions, but the synthesis of high-loading M-SACs remains a challenge. Here, we report a multilayer stab...
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Article
A library of carbon-supported ultrasmall bimetallic nanoparticles
Small-sized bimetallic nanoparticles that possess numerous accessible metal sites and optimal geometric/electronic structures show great promise for advanced synergetic catalysis but remain synthetic challenge...
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Article
Open AccessReversing the charge transfer between platinum and sulfur-doped carbon support for electrocatalytic hydrogen evolution
Metal–support interaction is of great significance for catalysis as it can induce charge transfer between metal and support, tame electronic structure of supported metals, impact adsorption energy of reaction ...
