Results 11 to 20 of about 3,319 (218)

Dynamic magnetic fields transform pivoting H2SiO3 particles to hollow microspheres with nanofibrous interior [PDF]

open access: yesNature Communications
Reorganizing the internal structures of hollow microspheres after shell sealing, without damaging the shell, remains a major challenge. Here, we show a dynamic magnetic field fluxes stirring (DMFFS) technology that can transform H2SiO3 particle to a ...
Xiaohua Qiao   +3 more
doaj   +2 more sources

Tailoring the architecture of BiOI microspheres for enhanced photocatalytic wastewater purification [PDF]

open access: yesFrontiers in Chemistry
Bismuth oxyiodide (BiOI) features alternating [Bi2O2]2+ layers and double I− interlayers, which forms an intrinsic electric field that enhances charge carrier transfer and facilitates the efficient separation of photogenerated electron-hole pairs.
Yongxiang Ma   +7 more
doaj   +2 more sources

A Silver Modified Nanosheet Self-Assembled Hollow Microsphere with Enhanced Conductivity and Permeability [PDF]

open access: yesMolecules
The utilization of sheet structure composites as a viable conductive filler has been implemented in polymer-based electromagnetic shielding materials.
Fangmin Wang   +8 more
doaj   +2 more sources

Near-Field Nano-Focusing and Nano-Imaging of Dielectric Microparticle Lenses [PDF]

open access: yesNanomaterials
Compared with traditional far-field objective lenses, microparticle lenses have a distinct advantage of nonobservance of the diffraction limit, which has attracted extensive attention for its application in subwavelength photolithography and super ...
Jinzhong Ling   +4 more
doaj   +2 more sources

A Transverse Load Sensor With Ultra-Sensitivity Employing Vernier-Effect Improved Parallel-Structured Fiber-Optic Fabry-Perot Interferometer

open access: yesIEEE Access, 2019
The parallel structured fiber-optic Fabry-Perot interferometer (FPI) is theoretically proposed and experimentally demonstrated for transverse load measurement based on Vernier-effect.
Yongfeng Wu   +7 more
doaj   +1 more source

Properties of modified concrete with crumb rubber: effect of the incorporation of hollow glass microspheres

open access: yesRevista Facultad de Ingeniería Universidad de Antioquia, 2021
In this study, the effect of incorporating hollow glass microspheres (HGM) on the  mechanical properties of modified concrete with CR (crumb rubber) was evaluated.
Juan Pablo Valencia-Villegas   +2 more
doaj   +1 more source

Elaboration of technology for manufacturing aluminum-based metal-matrix composite material strengthened with hollow ceramic microspheres for using thereof in underwater equipment [PDF]

open access: yesMATEC Web of Conferences, 2019
This paper deals with the study of capabilities for strengthening an aluminum alloy with hollow ceramic microspheres. The results of the microstructural analysis and the investigation of strength properties for the aluminum-silicon alloying system are ...
Romanov Aleksey   +2 more
doaj   +1 more source

Hollow Structured LiFePO4 /C Microspheres in situ Prepared by a One-Pot Template-Free Method as Cathode for Lithium-Ion Batteries

open access: yesInternational Journal of Electrochemical Science, 2018
The effective control of the nanostructure is recognized as an effective method for improving the electrochemical performance of the LiFePO4 cathode; nevertheless, it is still a great challenge to simultaneously achieve high tap density and excellent ...
Yuan Jin, Haiyan Wang, Xincun Tang
doaj   +1 more source

Efficient Light Scattering from Nanochains Encapsulated in SnO2 Hollow Spheres

open access: yesInternational Journal of Electrochemical Science, 2013
In this work, we demonstrated the synthesis of SnO2 nanochains@hollow spheres homostructure by taking mesoporous silica microsphere (MS) as template. The filling degree of SnO2 nanochain inside the hollow spheres could be easily tuned simply by tuning ...
Chunrong Ma   +4 more
doaj   +1 more source

Tuning of Fiber Optic Surface Reflectivity through Graphene Oxide-Based Layer-by-Layer Film Coatings

open access: yesPhotonics, 2020
The use of graphene oxide-based coatings on optical fibers are investigated, aiming to tune the reflectivity of optical fiber surfaces for use in precision sensing devices.
Catarina S. Monteiro   +4 more
doaj   +1 more source

Home - About - Disclaimer - Privacy