Articles with "hierarchical nanoporous" as a keyword



Dual‐Intermetallic Heterostructure on Hierarchical Nanoporous Metal for Highly Efficient Alkaline Hydrogen Electrocatalysis

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Published in 2024 at "Advanced Materials"

DOI: 10.1002/adma.202406711

Abstract: Constructing well‐defined active multisites is an effective strategy to break linear scaling relationships to develop high‐efficiency catalysts toward multiple‐intermediate reactions. Here, dual‐intermetallic heterostructure composed of tungsten‐bridged Co3W and WNi4 intermetallic compounds seamlessly integrated on hierarchical… read more here.

Keywords: intermetallic heterostructure; dual intermetallic; alkaline hydrogen; heterostructure ... See more keywords

Hierarchical Nanoporous Copper Architectures via 3D Printing Technique for Highly Efficient Catalysts.

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Published in 2019 at "Small"

DOI: 10.1002/smll.201805432

Abstract: Nanoporous metals represent a class of functional materials with unique bicontinuous open porous structural properties, making them ideal candidates for various catalyst applications. However, the pursuit of nanoporous properties, extremely small pores, and high surface… read more here.

Keywords: hierarchical nanoporous; printing technique; highly efficient; nanoporous copper ... See more keywords

Synthesis of hierarchical nanoporous HY zeolites from activated kaolin, a central composite design optimization study

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Published in 2017 at "Advanced Powder Technology"

DOI: 10.1016/j.apt.2017.03.008

Abstract: In this article, we investigated the optimum formulation towards synthesis of hierarchical nanoporous HY zeolites from acid activate kaolin. A central composite design (CCD) helped to examine the influence of aging (X1), crystallization (X2) and… read more here.

Keywords: hierarchical nanoporous; synthesis hierarchical; nanoporous zeolites; central composite ... See more keywords

Hierarchical nanoporous Ni(Cu) alloy anchored on amorphous NiFeP as efficient bifunctional electrocatalysts for hydrogen evolution and hydrazine oxidation

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Published in 2019 at "Journal of Catalysis"

DOI: 10.1016/j.jcat.2019.03.039

Abstract: Abstract Replacing kinetically sluggish oxygen evolution reaction (OER) with hydrazine oxidation (HzOR) is an effective strategy for water electrolysis to achieve sustainable hydrogen production. Here we report triple-hierarchical nanoporous Ni(Cu)@NiFeP onto nickel foam (NM) as… read more here.

Keywords: hzor; evolution; hydrazine oxidation; hierarchical nanoporous ... See more keywords
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Dilute molybdenum atoms embedded in hierarchical nanoporous copper accelerate the hydrogen evolution reaction

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Published in 2021 at "Scripta Materialia"

DOI: 10.1016/j.scriptamat.2020.09.011

Abstract: Abstract The development of earth-abundant, non-noble, high-performance hydrogen evolution reaction (HER) electrocatalysts is still a highly challenging but vitally important issue for energy conversion system. Herein, we reported a self-supported Mo modified hierarchical nanoporous Cu… read more here.

Keywords: hydrogen; evolution reaction; hydrogen evolution; hierarchical nanoporous ... See more keywords

Boosting Electrocatalytic Nitrate Reduction to Ammonia on a Hierarchical Nanoporous Ag,Ni-Codoped Cu Catalyst via Trimetallic Synergistic and Nanopore Enrichment Effects.

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Published in 2025 at "Nano letters"

DOI: 10.1021/acs.nanolett.4c05376

Abstract: The electrochemical nitrate (NO3-) reduction reaction (NO3-RR) offers a promising route for NO3- wastewater treatment and sustainable ammonia (NH3) synthesis. However, the reaction still faces the challenges of unsatisfactory productivity and selectivity. Herein, we report… read more here.

Keywords: codoped catalyst; trimetallic synergistic; nanoporous codoped; nanopore enrichment ... See more keywords

Stress-Relief Engineering in a N-Doped C-Modified Hierarchical Nanoporous Si Anode with a Microcurved Pore Wall Structure for Enhanced Lithium Storage.

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Published in 2024 at "ACS applied materials & interfaces"

DOI: 10.1021/acsami.3c16533

Abstract: The commercialization of alloy-type anodes has been hindered by rapid capacity degradation due to volume fluctuations. To address this issue, stress-relief engineering is proposed for Si anodes that combines hierarchical nanoporous structures and modified layers,… read more here.

Keywords: doped modified; pore wall; microcurved pore; stress relief ... See more keywords

Hierarchical Nanoporous V2O3 Nanosheets Anchored with Alloy Nanoparticles for Efficient Electrocatalysis.

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Published in 2019 at "ACS applied materials & interfaces"

DOI: 10.1021/acsami.9b13305

Abstract: Exploring low-cost bifunctional electrocatalysts for efficient water splitting still faces arduous challenges. Herein, a general and straightforward method is developed to prepare 3D hierarchical nanoporous V2O3 nanosheets anchored with different alloy nanoparticles by adopting metal… read more here.

Keywords: nanoporous v2o3; hierarchical nanoporous; nanosheets anchored; v2o3 nanosheets ... See more keywords

Simple Solution Plasma Synthesis of Hierarchical Nanoporous MnO2 for Organic Dye Removal

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Published in 2017 at "ACS Sustainable Chemistry & Engineering"

DOI: 10.1021/acssuschemeng.7b00560

Abstract: We have demonstrated a simple and green approach to synthesize hierarchical nanoporous MnO2 by applying plasma in a liquid precursor; the approach is named the “solution plasma process (SPP).” Three types of sugar, i.e., glucose,… read more here.

Keywords: hierarchical nanoporous; dye removal; solution plasma; nanoporous mno2 ... See more keywords

Designing hierarchical nanoporous membranes for highly efficient gas adsorption and storage

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Published in 2020 at "Science Advances"

DOI: 10.1126/sciadv.abb0694

Abstract: Hierarchical membranes with a “meatball sandwich” structure promise high adsorption capacities for VOC removal and H2 storage. Nanoporous membranes with two-dimensional materials such as graphene oxide have attracted attention in volatile organic compounds (VOCs) and… read more here.

Keywords: graphene oxide; adsorption; storage; hierarchical nanoporous ... See more keywords

Analysis of the cytotoxicity of hierarchical nanoporous graphenic carbon against human glioblastoma grade IV cells

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Published in 2017 at "International Journal of Nanomedicine"

DOI: 10.2147/ijn.s135932

Abstract: A newly produced hierarchical, nanoporous carbon (HNC) material is studied for the first time in a biological model. The material consists of uniform particles and is characterized by a mean diameter read more here.

Keywords: hnc; hierarchical nanoporous; cell; carbon ... See more keywords