Results 11 to 20 of about 563,300 (295)

Luminescence Properties of SiO2@Eu(phen-Si) (sulphoxide) Core-Shell Nanometer Composite

open access: yesMATEC Web of Conferences, 2018
A novel ternary europium complex Eu(Phen-Si)·(H2L)2·(ClO4)3·6H2O was prepared using (phen)-N-(CONH(CH2)3Si(OCH2CH3)3)2 (Phen-Si) as the first ligand and 2-carboxyphenyl carboxymethyl sulphoxide (H2L) as the second ligand.
Li Yi-Lian, Li Wen-Xian, Zheng Yu-Shan
doaj   +2 more sources

Core-shell structures in single flexible-semiflexible block copolymers: Finding the free energy minimum for the folding transition [PDF]

open access: yes, 2007
We investigate the folding transition of a single diblock copolymer consisting of a semiflexible and a flexible block. We obtain a {\it Saturn-shaped} core-shell conformation in the folded state, in which the flexible block forms a core and the ...
Buguin A.   +3 more
core   +2 more sources

Controlled synthesis of g-C3N4@BiPO4 core–shell nanorods via low temperature reassembled strategy

open access: yesMaterials Today Advances, 2019
The g-C3N4@BiPO4 nanorod core–shell structure photocatalysts were prepared by a new neutral hydrothermal reaction system combined with low temperature reassembled strategy.
Y. Wang   +4 more
doaj   +1 more source

Pt-Sn alloy shells with tunable composition and structure on Au nanoparticles for boosting ethanol oxidation

open access: yesFrontiers in Chemistry, 2022
Combining the core-shell structure with the optimization of surface composition and structure in the shell is a fantastic strategy to enhance the electrocatalytic performances.
Ningkang Qian   +9 more
doaj   +1 more source

Preparation and luminescent properties of CdS/ZnO core shell quantum dots

open access: yes上海师范大学学报. 自然科学版, 2015
The ZnO,CdS,and CdS/ZnO quantum dots have been successfully prepared through a facial sol-gel method.After annealing treatment,the CdS/ZnO core-shell structure with a ZnO shell of 10 nm was acquired.The CdS/ZnO core-shell structure resulted in the ...
LIU Ping   +3 more
doaj   +1 more source

Rate-dependent lithiation-induced failure modes of a cylindrical core-shell electrode

open access: yesResults in Physics, 2020
The cylindrical core-shell electrode is regarded as one of the promising electrodes for lithium-ion batteries (LIBs) due to its high capacity and stable electrochemical performance.
Kai Zhang   +5 more
doaj   +1 more source

Improving the Electrochemical Performance of Core–Shell LiNi0.8Co0.1Mn0.1O2 Cathode Materials Using Environmentally Friendly Phase Structure Control Process

open access: yesEnergies, 2023
The phase structure of the precursor is crucial for the microstructure evolution and stability of Ni-rich cathode materials. Using sodium lactate as a green complexing agent, cathode electrode materials with different phase structures and unique core ...
Lipeng Xu   +4 more
doaj   +1 more source

Core-shell structured Si/ZnO photovoltaics [PDF]

open access: yesMaterials Letters, 2015
Periodic Si pillar arrays synthesized by metal assisted chemical etching method exhibit an excellent light harvesting capability, ideal for core-shell structured solar cell applications. To investigate the photovoltaic prospective, a radial heterojunction device is fabricated by conformal coating a layer of Al doped ZnO film on the p-Si pillar array ...
Zhang, Mengyao   +6 more
openaire   +1 more source

Topology optimization of core structure of titanium alloy sandwich cylindrical shell

open access: yesZhongguo Jianchuan Yanjiu, 2023
Objectives As a new type of pressure-resistant structure, the titanium alloy sandwich cylindrical shell has not yet been studied comprehensively. The topology of the core layer needs to be confirmed using the optimization method.
Haoyu ZHANG   +2 more
doaj   +1 more source

Strain in crystalline core-shell nanowires [PDF]

open access: yes, 2014
The strain configuration induced by the lattice mismatch in a core-shell nanowire is calculated analytically, taking into account the crystal anisotropy and the difference in stiffness constants of the two materials.
Cibert, Joel, Ferrand, David
core   +2 more sources

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