Articles with "yolk shell" as a keyword



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Tailored Yolk–Shell Sn@C Nanoboxes for High‐Performance Lithium Storage

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Published in 2017 at "Advanced Functional Materials"

DOI: 10.1002/adfm.201606023

Abstract: A yolk–shell Sn@C nanobox composite with controllable structures has been synthesized using a facile approach. The void space is engineered to fit the volume expansion of Sn during cycling. It is demonstrated that the shell… read more here.

Keywords: capacity; lithium; performance; shell ... See more keywords
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Sintering and Coke Resistant Core/Yolk Shell Catalyst for Hydrocarbon Reforming

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Published in 2018 at "ChemCatChem"

DOI: 10.1002/cctc.201801266

Abstract: Syngas/hydrogen production via hydrocarbon reforming reactions is crucial. Whereas, they need high reaction temperature to obtain economically feasible hydrocarbon conversions, which renders the active and cheap transition metal based catalysts easy to be sintered, leading… read more here.

Keywords: core yolk; hydrocarbon reforming; yolk shell; yolk ... See more keywords
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Well-Defined Metal Nanoparticles@Covalent Organic Framework Yolk-Shell Nanocages by ZIF-8 Template as Catalytic Nanoreactors.

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Published in 2019 at "Small"

DOI: 10.1002/smll.201804419

Abstract: Yolk-shell nanoreactors have received considerable interest for use in catalysis. However, the controlled synthesis of continuous crystalline shells without imperfections or cracks remains challenging. Here, a strategy for the synthesis of yolk-shell metal nanoparticles@covalent organic… read more here.

Keywords: cof; metal nanoparticles; shell nanocages; shell ... See more keywords
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A Simple and Scalable Route to Synthesize Cox Cu1- x Co2 O4 @Coy Cu1- y Co2 O4 Yolk-Shell Microspheres, A High-Performance Catalyst to Hydrolyze Ammonia Borane for Hydrogen Production.

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Published in 2019 at "Small"

DOI: 10.1002/smll.201805460

Abstract: Yolk-shell structured micro/nano-sized materials have broad and important applications in different areas due to their unique spatial configurations. In this study, yolk-shell structured Co3 O4 @Co3 O4 is prepared using a simple and scalable hydrothermal… read more here.

Keywords: cu1 co2; yolk shell; cu1;
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Nonsacrificial Self-Template Synthesis of Colloidal Magnetic Yolk-Shell Mesoporous Organosilicas for Efficient Oil/Water Interface Catalysis.

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Published in 2019 at "Small"

DOI: 10.1002/smll.201805465

Abstract: Using interfacial reaction systems for biphasic catalytic reactions is attracting more and more attention due to their simple reaction process and low environmental pollution. Yolk-shell structured materials have broad applications in biomedicine, catalysis, and environmental… read more here.

Keywords: shell mesoporous; nonsacrificial self; template; shell ... See more keywords
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Description of Photodegradation Mechanisms and Structural Characteristics in Carbon@Titania Yolk-Shell Nanostructures by XAS.

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Published in 2022 at "Small"

DOI: 10.1002/smll.202203881

Abstract: Carbon@titania yolk-shell nanostructures are successfully synthesized at different calcination conditions. These unique structure nanomaterials can be used as a photocatalyst to degrade the emerging water pollutant, acetaminophen (paracetamol). The photodegradation analysis studies have shown that… read more here.

Keywords: titania yolk; yolk shell; shell nanostructures; carbon titania ... See more keywords
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Temperature-Regulated Core Swelling and Asymmetric Shrinkage for Tunable Yolk@Shell Polydopamine@Mesoporous Silica Nanostructures.

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Published in 2022 at "Small"

DOI: 10.1002/smll.202205576

Abstract: Facile and controllable synthesis of functional yolk@shell structured nanospheres with a tunable inner core ('yolk') and mesoporous shell is highly desirable, yet it remains a great challenge. Herein, xx developed a strategy based on temperature-regulated… read more here.

Keywords: temperature regulated; core; yolk; yolk shell ... See more keywords
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The preparation of Cu2O@Au yolk/shell structures for efficient photocatalytic activity with a self-generated acid etching method

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Published in 2017 at "Journal of Materials Science"

DOI: 10.1007/s10853-017-1614-4

Abstract: AbstractCu2O@Au yolk/shell structures were successfully prepared with a facile self-generated acid etching method at room temperature. The morphology is controllable by adding different amount of HAuCl4·4H2O. Scanning electron microscopy and transmission electron microscopy images showed… read more here.

Keywords: shell; cu2o yolk; shell structures; yolk shell ... See more keywords
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One-pot hydrothermal synthesis of yolk–shell structured TiO2 mesoporous microspheres with enhanced gas sensing and photocatalytic performance

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Published in 2017 at "Journal of Materials Science: Materials in Electronics"

DOI: 10.1007/s10854-017-6986-3

Abstract: A one-pot hydrothermal synthesis of yolk–shell structured TiO2 mesoporous microspheres was demonstrated. Titanium sulfate was used as titanium source, urea and ammonium fluoride were used as morphology-controlling agents. The synthesis process was economical and environmental-friendly.… read more here.

Keywords: shell; shell tio2; yolk shell; synthesis yolk ... See more keywords

Yolk-shell SnO2@TiO2 nanospheres as electron transport layer in mesoscopic perovskite solar cell

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Published in 2020 at "Journal of Sol-Gel Science and Technology"

DOI: 10.1007/s10971-020-05221-2

Abstract: SnO2 nanoparticles were synthesized and modified by TiO2 shell through sol–gel method. Band gap energy and photoluminescence properties of SnO2 nanoparticles and yolk-shell SnO2@TiO2 nanospheres were investigated by UV–Vis absorption spectra and photoluminescence (PL) spectroscopy.… read more here.

Keywords: tio2 nanospheres; sno2 tio2; spectroscopy; shell sno2 ... See more keywords
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A simple route for preparing Au/mesoporous silica yolk/shell particles for Au-catalyzed reactions

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Published in 2017 at "Korean Journal of Chemical Engineering"

DOI: 10.1007/s11814-017-0057-6

Abstract: We present a simple route to prepare mesoporous hollow silica particles containing an Au core, i.e., yolk/shell particles, by sol-gel and selective etching processes. Using tetraethoxysilane as a silica precursor, zinc acetate as a base… read more here.

Keywords: mesoporous silica; simple route; shell particles; spectroscopy ... See more keywords