Results 21 to 30 of about 104,564 (311)

Yolk @ cage-Shell Hollow Mesoporous Monodispersion Nanospheres of Amorphous Calcium Phosphate for Drug Delivery with High Loading Capacity

open access: yesNanoscale Research Letters, 2017
In this paper, yolk-shell hollow nanospheres of amorphous calcium phosphate (ACP) are prepared, and its loading capacity is investigated by comparing with that of solid-shell hollow structure ACP and cage-shell hollow structure ACP. Results show that the
Suping Huang, Chunxia Li, Qi Xiao
doaj   +1 more source

Hollow Structured Transition Metal Phosphates and Their Applications

open access: yesThe Chemical Record, 2022
AbstractHollow nanostructures of transition metal phosphate are of immense interest in the existing and evolving areas of technology, due to their high surface area, presence of hollow void, and easy tuning of compositions and dimensions. Emerging synthesis methods such as template‐free methods, hard‐templating, and soft‐templating are discussed in ...
Samira Munkaila   +4 more
openaire   +2 more sources

Gradient design of metal hollow sphere (MHS) foams with density gradients [PDF]

open access: yes, 2012
This is the post-print version of the final paper published in Composites Part B: Engineering. The published article is available from the link below. Changes resulting from the publishing process, such as peer review, editing, corrections, structural ...
Liu, Y   +5 more
core   +1 more source

Influence of morphology of hollow silica–alumina composite spheres on their activity for hydrolytic dehydrogenation of ammonia borane

open access: yesJournal of Advanced Ceramics, 2017
Hollow silica–alumina composite spheres were prepared by a polystyrene (PS) template method using various amounts of PS suspension. Homogeneous hollow spheres prepared using 40 g were found to be with a diameter of about 300 nm in scanning electron ...
Naoki Toyama   +7 more
doaj   +1 more source

Synthesis of Two Porous CdS Rods by Anion Exchange Method and Their Photocatalytic Properties

open access: yesNanomaterials, 2022
Semiconductor materials with pore structure have excellent physicochemical properties for photocatalytic reactions. Here, the one-step vulcanization of Cd-based MOF solid rods was successfully developed to synthesize two kinds of CdS rods with pore ...
Liwei Wang   +4 more
doaj   +1 more source

Structural behaviour of elliptical hollow sections under combined compression and uniaxial bending [PDF]

open access: yes, 2011
The structural behaviour of elliptical hollow sections (EHS) has been examined in previous studies under the isolated loading conditions of pure compression and pure bending.
Chan, TM   +8 more
core   +1 more source

Preparation of MOF Derived Zn-Co-C Composite as Anode for Lithium-ion Batteries

open access: yesInternational Journal of Electrochemical Science, 2020
This paper focuses on the preparation of hollow mixed metal oxide materials by means of mixed metal atom doping. In this paper, the hollow core-shell structure Zn-Co-MOFs material was prepared by hydrothermal method, calcined into Zn-Co-C material, and ...
Mingyuan Ren   +3 more
doaj   +1 more source

Hollow Porous CoO@Reduced Graphene Oxide Self-Supporting Flexible Membrane for High Performance Lithium-Ion Storage

open access: yesNanomaterials, 2023
We report an environment-friendly preparation method of rGO-based flexible self-supporting membrane electrodes, combining Co-MOF with graphene oxide and quickly preparing a hollow CoO@rGO flexible self-supporting membrane composite with a porous ...
Junxuan Zhang   +4 more
doaj   +1 more source

Novel hollow all-carbon structures

open access: yesNanoscale, 2015
A new family of cavernous all-carbon structures built from graphyne sheets could be the key to new promising materials.
Dage, Sundholm   +2 more
openaire   +3 more sources

Preparation and optimization of nanoporous hollow carbon spheres /S composite cathode materials for Li-S battery

open access: yesInternational Journal of Electrochemical Science, 2019
Aiming at the problems of dissolution and volume expansion of intermediates in lithium-sulfur batteries during the reaction process, a high-porosity mesoporous carbon sphere with hollow structure (labeled as PS-hollow carbon) is prepared by polystyrene ...
Wenhua Zhang   +6 more
doaj   +1 more source

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