نتایج جستجو برای: agglomerate

تعداد نتایج: 707  

Journal: :Regional Science and Urban Economics 2004

2002
Virginia Savova

The class of clitic elements cannot be defined based on immediately obvious syntactic properties. Clitics belong to different syntactic categories: pronouns, auxiliaries, and sentential particles with a range of functions. In contrast, all clitics fall into the phonological category of non-stressed elements. That is why their ordering has been traditionally viewed as a phonological phenomenon. ...

Journal: :Chemical communications 2014
Iryna I Perepichka Mohamed A Mezour Dmitrii F Perepichka R Bruce Lennox

Producing solution-based metal nanoparticles that do not agglomerate at elevated temperatures remains challenging. We show that thermally stable Au and Cu nanoparticles can be prepared using polystyrene-poly(4-vinylpyridine) diblock copolymers as capping agents. These materials remain stable when their solutions are subjected to prolonged heating up to 160 °C for more than 48 h. These condition...

Journal: :علوم و تکنولوژی پلیمر 0
مهرزاد مرتضایی محمدحسین نویدفامیلی مهرداد کوکبی

the preparation and characterization of the vinyltriethoxysilane-modified silica nanoparticles were investigated. also the surface tension of polystyrene, native (hydrophilic) silica and silane-modified (hydrophobic) silica were determined. two kinds of polystyrene/silica (treated and non-treated) nanocomposites were prepared with different filler loadings by solution method. their viscoelastic...

Journal: :Nanoscale 2021

Non-polar magnetic nanoparticles agglomerate upon cooling. The agglomeration is driven by either directed dipole interactions or isotropic van der Waals depending on the size of nanoparticle.

Journal: :Atmosphere 2023

Based on meteorological observations, traffic flow data and information of accidents caused by fog or agglomerate along the expressways in Jiangsu Province Anhui China from 2012 to 2021, key impact factors including conditions, road hidden dangers conditions are integrated establish prediction model for risk levels expressway fog-related accidents. This takes discrimination occurrence as starti...

Journal: :European Journal of Wood and Wood Products 2021

This work analyses the influence of intermediate strain rates, between 25 and 75 s−1, on compressive behaviour agglomerated cork. Quasi-static dynamic tests an cork with two different densities were carried out. complements previous research focused higher rates. The rate less studied properties as densification or Poisson ratio is also studied. Digital image correlation (DIC) applied to estima...

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