Results 21 to 30 of about 133,474 (159)

Defect Engineering in 2D Materials: Precise Manipulation and Improved Functionalities

open access: yesResearch, 2019
Two-dimensional (2D) materials have attracted increasing interests in the last decade. The ultrathin feature of 2D materials makes them promising building blocks for next-generation electronic and optoelectronic devices. With reducing dimensionality from
Jie Jiang   +4 more
doaj   +1 more source

Functional Regulation of ZnAl-LDHs and Mechanism of Photocatalytic Reduction of CO2: A DFT Study

open access: yesMolecules, 2023
Defect engineering and heteroatom doping can significantly enhance the activity of zinc-aluminum layered double hydroxides (ZnAl-LDHs) in photocatalytic CO2 reduction to fuel.
Dongcun Xu   +8 more
doaj   +1 more source

Defect engineering in semiconductor-based SERS

open access: yesChemical Science, 2022
Defect engineering strategies are used to boost the SERS activity of a wide variety of semiconductors including metal oxides, nitrides, carbon materials and transition metal dichalcogenides (TMDs), as discussed in this perspective.
Ge Song, Shan Cong, Zhigang Zhao
openaire   +3 more sources

Recent advances in defect engineering vacancies of indium oxide nanomaterials for CO2 photoreduction [PDF]

open access: yesRSC Advances
Oxygen vacancies have transformed In2O3 from a conventional semiconductor into one of the most promising photocatalysts for solar-driven CO2 reduction. Rather than acting as isolated defects, they define the electronic structure, catalytic active sites ...
Julien Laurent, Viet Van Pham
doaj   +1 more source

Comprehensive Review on Thermoelectric Electrodeposits: Enhancing Thermoelectric Performance Through Nanoengineering

open access: yesFrontiers in Chemistry, 2021
Thermoelectric devices based power generation and cooling systemsystem have lot of advantages over conventional refrigerator and power generators, becausebecause of solid-state devicesdevices, compact size, good scalability, nono-emissions and low ...
Tingjun Wu   +4 more
doaj   +1 more source

Interaction of a Magnetic Skyrmionium With an Engineered Defect

open access: yesJournal of Superconductivity and Novel Magnetism, 2023
High mobility and the absence of the skyrmion Hall effect are demonstrated in a magnetic skyrmionium, which consists of two skyrmions with opposite topological charges. Despite these advantages, material defects have the potential to alter the skyrmionium's dynamics.
Aykut Can Önel   +4 more
openaire   +2 more sources

Revisited Catalytic Hydrogen Evolution Reaction Mechanism of MoS2

open access: yesNanomaterials, 2023
MoS2 has long been considered a promising catalyst for hydrogen production. At present, there are many strategies to further improve its catalytic performance, such as edge engineering, defect engineering, phase engineering, and so on.
Yuhao He   +4 more
doaj   +1 more source

Mechanism and application of using engineering defect to prevent and control rock burst

open access: yesYantu gongcheng xuebao, 2017
Based on the complete researches on rock burst, the prevention and control situations and development tendency of rock burst are analyzed. The prevention and control idea of high stress and high energy rock burst is put forward.
PAN Li-you 1, 2, WEI Hui 3, CHEN Li-qiang 3, DUAN Da-yong 3, LIU Hong-jun 4
doaj   +1 more source

Periodic Structural Defects in Graphene Sheets Engineered via Electron Irradiation

open access: yesMicromachines, 2022
Artificially-induced defects in the lattice of graphene are a powerful tool for engineering the properties of the crystal, especially if organized in highly-ordered structures such as periodic arrays.
Nicola Melchioni   +3 more
doaj   +1 more source

Defects in photoreduction reactions: Fundamentals, classification, and catalytic energy conversion

open access: yeseScience
Powered by optical energy, photocatalytic reduction for fuel production promises to be an ideal long-term solution to a number of key energy challenges.
Yinghui Wang   +5 more
doaj   +1 more source

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