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Synthesis of (Mn, Fe) co-doped Zn3P2 nanoparticles: structural, optical and magnetic properties via solid-state reaction route
Manganese and iron (Mn–Fe) co-doped with zinc phosphide (Zn (3−(x+y)) Mn x Fe y P 2 , x = 0.02, y = 0.02,0.04,0.06, and 0.08) nanoparticles were synthesised...
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Modulating the electronic spin state by constructing dual-metal atomic pairs for activating the dynamic site of oxygen reduction reaction
In this study, dual-metal atomic pairs of manganese (Mn)-iron (Fe) binuclear sites (BNSs) with two conjoint MnN 4 and FeN 4 moieties (MnFeN 8 ) anchored...
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Atomic Fe-Zn dual-metal sites for high-efficiency pH-universal oxygen reduction catalysis
An effective electrocatalyst being highly active in all pH range for oxygen reduction reaction (ORR) is crucial for energy conversion and storage...
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Influence of Fe/Zn content on the structural, and optical properties of nontoxic and earth-abundant Cu2ZnxFe1 − xSnS4 (x = 0, 0.25, 0.5, 0.75 and 1) compounds
In this paper, we report the synthesis of multicomponent Cu 2 Zn x Fe 1 − x SnS 4 (CZFTS) (0 ≤ x ≤ 1) powders and the effect of zinc content on their...
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Strong bonding effect and Zn segregation et Al/Fe bimetallic composite interface: A first-principles study
The focus of this first-principles study is to elucidate the interface structure and interactions at the Al/Fe bimetal interface by comparing the...
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Merits of photocatalytic activity of synthesized (ZnxCu(1−x)Fe2O4); x = (0–1) magnetic nanoparticles for wastewater treatment
Synthesis of crystalline zinc copper ferrite nanoparticles was achieved via a simple co-precipitation method. Scanning electron microscope (SEM) is...
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Non-bonding modulations between single atomic cerium and monodispersed selenium sites towards efficient oxygen reduction
Currently, dual atomic catalysts (DACs) with neighboring active sites for oxygen reduction reaction (ORR) still meet lots of challenges in the...
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Magnetic Phase Transitions in the Fe1 – xZnxCr2S4 Alloy: Method of Random Fields of Exchange Interaction
AbstractThe magnetic properties of the Fe 1 – x Zn x Cr 2 S 4 alloy were studied using the method of random fields of exchange interaction. The critical...
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Coordination-environment regulation of atomic Co-Mn dual-sites for efficient oxygen reduction reaction
Precisely designing atomic metal-nitrogen-carbon (M-N-C) catalysts with asymmetric diatomic configurations and studying their structure–activity...
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Atomic design of carbon-based dual-metal site catalysts for energy applications
Carbon-based dual-metal sites catalysts (DMSCs) have emerged as a new frontier in the field of sustainable energy due to their unique coordination...
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Single-atomic activation on ZnIn2S4 basal planes boosts photocatalytic hydrogen evolution
The use of single-atom cocatalysts plays a crucial role in enhancing artificial photocatalysis, where the precise construction of stable and...
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Atomically dispersed Pt in ordered PtSnZn intermetallic with Pt−Sn and Pt−Zn pairs for selective propane dehydrogenation
With the surge of shale gas, propane dehydrogenation becomes increasingly important to synthesize propylene. Herein, a new type of ordered PtSnZn...
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Single-atomic nickel supported on nitrogen-doped porous carbon to boost polysulfide conversion in lithium-sulfur batteries
Single-atomic catalysts consisting of atomically dispersed metal sites within nitrogen-doped carbon matrix (M SAC@NC) have emerged as...
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Emerging dual-atomic-site catalysts for electrocatalytic CO2 reduction
The electrochemical CO 2 reduction reaction (CO 2 RR) to yield high-value added fuels and chemicals provides a promising approach towards global carbon...
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The atomic interface effect of single atom catalysts for electrochemical hydrogen peroxide production
Producing hydrogen peroxide (H 2 O 2 ) through an electrochemical oxygen reduction reaction (ORR) is a safe, green strategy and a promising alternative...
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Structural, vibrational and magnetic properties of Cu-substituted Mn0.5Zn0.5Fe2O4 nanoparticles
Nanoparticles of quaternary Mn 0.5− x Cu x Zn 0.5 Fe 2 O 4 ferrite ( x = 0.05, 0.15, 0.25, and 0.35) have been investigated to understand the Cu role in...
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Understanding the structure-performance relationship of active sites at atomic scale
Metal-based atomically dispersed catalysts have attracted more attention because of their excellent catalytic performance and nearly 100% atom...
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Novel magnetic nanomaterial Co0.7Zn0.3Fe2−xGdxO4 for nanotechnology applications: experimental and theoretical investigations
Co 0.7 Zn 0.3 Fe 2− x Gd x O 4 ( x = 0.02) ferrite nanoparticles with average size of 32 nm is synthesized by the co-precipitation method for the first time....
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Atomically dispersed materials: Ideal catalysts in atomic era
Catalysts can accelerate the chemical reaction rate and effectively promote the molecules transformation, which is of great significance in the...
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A robust bifunctional catalyst for rechargeable Zn-air batteries: Ultrathin NiFe-LDH nanowalls vertically anchored on soybean-derived Fe-N-C matrix
NiFe layered double hydroxide (NiFe-LDH) nanosheets and metal-nitrogen-carbon materials (M-N-C, M = Ni, Fe, Co, etc.) are supreme catalysts in the...
