Articles with "vacancy rich" as a keyword



Bacillus Cereus ‐Derived Hollow Carbon Rods/Oxygen‐Vacancy‐Rich Co 3 O 4‐x Nanosheets by Biomineralization Strategy for Boosting Lead Ions Capture

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Published in 2025 at "Advanced Functional Materials"

DOI: 10.1002/adfm.202517924

Abstract: Maintaining the electrochemical activity of cobalt‐based oxide electrodes is crucial for ion storage, yet rationally regulating their activity remains a significant challenge. This study develops a Bacillus cereus “biomineralization” strategy to construct a composite electrode… read more here.

Keywords: oxygen; oxygen vacancy; vacancy rich; bacillus cereus ... See more keywords

Oxygen-Vacancy-Rich Piezoelectric BiO2-x Nanosheets for Augmented Piezocatalytic, Sonothermal and Enzymatic Therapies.

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Published in 2023 at "Advanced materials"

DOI: 10.1002/adma.202300648

Abstract: Piezocatalytic therapy is a new-emerging reactive oxygen species (ROS) enabled therapeutic strategy that relies on built-in electric field and energy band bending of piezoelectric materials activated by ultrasound irradiation. Despite becoming a hot topic, material… read more here.

Keywords: oxygen vacancy; vacancy rich; bio2 nss; bio2 ... See more keywords

Ultrafine Ru-M Alloy@S Vacancy-Rich MoS2 Nanosheets With Bimetallic Active Sites for Efficient Hydrogen Evolution in Alkaline and Acidic Media.

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Published in 2025 at "Advanced science"

DOI: 10.1002/advs.202519323

Abstract: Developing efficient, scalable electrocatalysts for the hydrogen evolution reaction (HER) is crucial for industrial H2 production. Herein, ultrafine (≈1.7 nm) ruthenium-cobalt (RuCo) alloys anchored on Sulfur-vacancy-rich 1T phase molybdenum disulfide (1T phase MoS2-x) nanosheets (denoted as… read more here.

Keywords: bimetallic active; active sites; vacancy rich; hydrogen evolution ... See more keywords

Structural and Electronic Modulations of Se-Vacancy-Rich MoSe2 Triggered by Cr Doping toward Robust Nitrogen Reduction Reaction.

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Published in 2024 at "Small"

DOI: 10.1002/smll.202408243

Abstract: The electrocatalytic nitrogen reduction reaction (NRR) is proposed as an alternative to the Haber-Bosch process, but the development of efficient NRR electrocatalysts remains a challenging task. MoSe2 has superior conductivity compared to MoS2, making it… read more here.

Keywords: reaction; reduction reaction; nitrogen reduction; vacancy rich ... See more keywords

N-doped and oxygen vacancy-rich NiCo2O4 nanograss for supercapacitor electrode

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Published in 2022 at "Chemical Engineering Journal"

DOI: 10.1016/j.cej.2021.132242

Abstract: Abstract Transition-metal oxides are a class of promising pseudo-capacitive materials for high energy density supercapacitors, while their low intrinsic conductivity, limited electrochemical sites and remarkable volume expansion deteriorate the electrochemical properties. Herein, we develop a… read more here.

Keywords: doped oxygen; oxygen vacancy; rich nico2o4; vacancy rich ... See more keywords

One-step synthesis of oxygen vacancy-rich SnO2 quantum dots with ultrahigh visible-light photocatalytic activity

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Published in 2019 at "Materials Research Bulletin"

DOI: 10.1016/j.materresbull.2019.05.011

Abstract: Abstract In this work, the oxygen vacancy-rich SnO 2 quantum dots (QDs) have been synthesized via facile vapor hydrolysis method and employed as an efficient visible-light photocatalyst for MO degradation. The as-prepared oxygen vacancy-rich SnO… read more here.

Keywords: vacancy rich; visible light; sno; oxygen vacancy ... See more keywords

Interfacial Mn Vacancy for Li-Rich Mn-Based Oxide Cathodes.

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Published in 2022 at "ACS applied materials & interfaces"

DOI: 10.1021/acsami.2c03635

Abstract: Apart from the O releasing at a low rate, large polarization at a high rate is also a big challenge for Li-rich Mn-based oxide (LMO). Prussian blue (PB) with a specific redox potential is regarded… read more here.

Keywords: coating layer; vacancy rich; based oxide; vacancy ... See more keywords

Synthesis of Vacancy-Rich NiTex-NC Catalyst under Mild Conditions for High-Performance Lithium Sulfur Batteries.

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Published in 2025 at "ACS applied materials & interfaces"

DOI: 10.1021/acsami.5c01092

Abstract: Due to the slow conversion kinetics of polysulfides, the practical application of lithium-sulfur batteries faces significant challenges. Transition metal tellurides exhibit good catalytic activity and are expected to help mitigate the shuttle effect in lithium-sulfur… read more here.

Keywords: sulfur; lithium sulfur; vacancy rich; rich nitex ... See more keywords

Ultrathin and vacancy-rich CoAl-layered double hydroxide/graphite oxide catalysts: promotional effect of cobalt vacancies and oxygen vacancies in alcohol oxidation

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Published in 2018 at "ACS Catalysis"

DOI: 10.1021/acscatal.7b03655

Abstract: Co-containing layered double hydroxides (LDHs) are potential non-noble-metal catalysts for the aerobic oxidation of alcohols. However, the intrinsic activity of bulk LDHs is relatively low. In this work, we fabricated ultrathin and vacancy-rich nanosheets by… read more here.

Keywords: layered double; vacancy rich; graphite oxide; ultrathin vacancy ... See more keywords

High-Efficiency N2 Electroreduction Enabled by Se-Vacancy-Rich WSe2-x in Water-in-Salt Electrolytes.

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Published in 2022 at "ACS nano"

DOI: 10.1021/acsnano.2c00596

Abstract: Electrocatalytic nitrogen reduction reaction (NRR) is a promising approach for renewable NH3 production, while developing the NRR electrocatalysis systems with both high activity and selectivity remains a significant challenge. Herein, we combine catalyst and electrolyte… read more here.

Keywords: high efficiency; vacancy rich; water salt; enabled vacancy ... See more keywords

Photocatalytic upcycling of polylactic acid to alanine by sulfur vacancy-rich cadmium sulfide

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Published in 2025 at "Nature Communications"

DOI: 10.1038/s41467-025-55930-x

Abstract: Photocatalytic conversion has emerged as a promising strategy for harnessing renewable solar energy in the valorization of plastic waste. However, research on the photocatalytic transformation of plastics into valuable nitrogen-containing chemicals remains limited. In this… read more here.

Keywords: polylactic acid; sulfur vacancy; sulfur; vacancy rich ... See more keywords