Results 11 to 20 of about 282,341 (240)

A facile strategy for one-step hydrothermal preparation of porous hydroxyapatite microspheres with core–shell structure

open access: yesJournal of Materials Research and Technology, 2022
Core-shell microspheres have attracted widespread attention in the field of drug delivery due to their special morphology and excellent surface properties.
Wei-li Xu   +6 more
doaj   +1 more source

Size dependent local field enhancement factor of CdSe based core@shell spherical nanoparticles

open access: yesMaterials Research Express, 2022
We investigated the size dependent local field enhancement factor (LFEF) of CdSe@Ag and CdSe@ZnSe@Ag core/shell spherical nanoparticles theoretically and numerically within the framework of quasi-static approximation.
Garoma Dhaba Bergaga   +2 more
doaj   +1 more source

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

Synthesis and Luminescence Properties of Core-Shell-Shell Composites: SiO2@PMDA-Si-Tb@SiO2 and SiO2@PMDA-Si-Tb-phen@SiO2

open access: yesNanomaterials, 2019
Two novel core-shell composites SiO2@PMDA-Si-Tb, SiO2@PMDA-Si-Tb-phen with SiO2 as the core and terbium organic complex as the shell, were successfully synthesized.
Lina Feng   +8 more
doaj   +1 more source

Preparation and toughening mechanism of Al2O3 composite ceramics toughened by B4C@TiB2 core–shell units

open access: yesJournal of Advanced Ceramics, 2023
In this paper, the concept of incorporating core–shell structured units as secondary phases to toughen Al2O3 ceramics is proposed. Al2O3 composite ceramics toughened by B4C@TiB2 core–shell units are successfully synthesized using a combination of molten ...
Yingjie Shi   +9 more
doaj   +1 more source

Hypernuclear No-Core Shell Model [PDF]

open access: yes, 2018
We extend the No-Core Shell Model (NCSM) methodology to incorporate strangeness degrees of freedom and apply it to single-$\Lambda$ hypernuclei. After discussing the transformation of the hyperon-nucleon (YN) interaction into Harmonic-Oscillator (HO ...
Gazda, Daniel   +3 more
core   +2 more sources

Determining Ideal Strength and Electronic Properties of Ge/Si Core-Shell Nanowires [PDF]

open access: yes한국정밀공학회지, 2019
Core/shell nanowire (NW) is recognized as promising one-dimensional material for nanoelectronic and nanoelectromechanical systems. However, its mechanical properties so important for engineering applications remain largely unexplored.
Vuong Van Thanh   +3 more
doaj   +1 more source

Sub-20 nm Core-Shell-Shell Nanoparticles for Bright Upconversion and Enhanced Förster Resonant Energy Transfer. [PDF]

open access: yes, 2019
Upconverting nanoparticles provide valuable benefits as optical probes for bioimaging and Förster resonant energy transfer (FRET) due to their high signal-to-noise ratio, photostability, and biocompatibility; yet, making nanoparticles small yields a ...
Alivisatos, A Paul   +9 more
core   +1 more source

Core-shell microparticles: Generation approaches and applications

open access: yesJournal of Science: Advanced Materials and Devices, 2020
Micro-nanoscale core–shell particles are distinguishable from other particle types because of their unique composition. Core-shell particles combine the features of both the core and shell materials, while exhibiting smart properties resulting from their
Fariba Malekpour Galogahi   +3 more
doaj   +1 more source

Optical characteristics and biosensing application of core@shell nanomaterials

open access: yesMaterials Letters: X, 2023
Core@shell nanomaterials are a class of materials containing a core and a shell, both at the nanometer scale, as they have become a consequential research interest owing to their optical, electrical, and magnetic properties.
Sarita Shaktawat   +5 more
doaj   +1 more source

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