Nanoparticle processing: Understanding and controlling aggregation ...
2020年5月1日 · Aggregation of nanoparticles influences their technological application. Gas phase and liquid phase synthesis have different effects on aggregation. Many strategies for nanoparticle dispersion are available. Examples of nanoparticle use in the real world demonstrate the relevance of aggregation.
Silicon nanoparticles: fabrication, characterization, application and ...
2023年11月23日 · In this review, we aim to provide a brief overview of the distinct and representative fabrication methods of silicon nanoparticles, including top-down, bottom-up, and reduction approaches. Then, we look into various characterization techniques essential for assessing and ensuring quality and performance of fabricated silicon nanoparticles.
Study of nanoparticles aggregation/agglomeration in polymer …
2016年5月1日 · In this work, the level of aggregation/agglomeration of nanoparticles is studied assuming the insignificant aggregation of nanoparticles in their synthesis and negligible agglomeration due to instable nanoparticles in matrix by …
Surface Modification of Silica Nanoparticles to Reduce Aggregation …
2006年3月31日 · In this article, a systematic study of the design and development of surface-modification schemes for silica nanoparticles is presented. The nanoparticle surface design involves an optimum balance of the use of inert and active surface functional groups to achieve minimal nanoparticle aggregation and reduce nanoparticle nonspecific binding.
Silicon nanoparticles: fabrication, characterization, application and ...
2023年11月23日 · In this review, we aim to provide a brief overview of the distinct and representative fabrication methods of silicon nanoparticles, including top-down, bottom-up, and reduction approaches. Then,...
Nanoparticle Aggregation: Principles and Modeling
2014年1月1日 · This review briefly introduces fundamentals about aggregation, fractal dimensions, classic and extended Derjaguin-Landau-Verwey-Overbeak (DLVO) theories, aggregation kinetic modeling, experimental measurements, followed by detailed discussions on the major factors on aggregation and subsequent effects on nanomaterial transport and reactivity.
A new mechanism for the silica nanoparticle dispersion ... - Nature
2014年3月26日 · We evaluated the agglomeration behavior of organo-SiO 2 nanoparticles randomly dispersed in a hybrid suspension of tetrahydrofuran (THF) and PMMA to determine the effect of the polymers on the...
Synthesis of silicon nanoparticles in a pilot-plant-scale microwave ...
2019年1月15日 · Scale-up of the microwave plasma synthesis of silicon nanoparticles. Reproducible operation of the reactor with production rates up to 200 g/h. Control of particle size and morphology via flow rates and precursor concentration. Spherical, crystalline, mostly soft-agglomerated nanoparticles.
Coagulation and Aggregation Model of Silicon Nanoparticles …
Intrinsic silicon nanoparticles, produced by laser pyrolysis of silane, have been shown to have a narrow, effectively monodisperse, size distribution and to be roughly spherical in shape. SAXS measurements indicate that the particles have a regular geometry and a smooth surface.
Assembly: A Key Enabler for the Construction of Superior Silicon…
2022年8月31日 · Via a scalable microemulsion method, a unique nano/microstructured silicon-carbon hybrid composite assembly was successfully synthesized by directly embedding nano-scale silicon particles into micron-sized amorphous carbon spheres coated with an external graphitic carbon coating layer.