نتایج جستجو برای: nanoparticle characterization

تعداد نتایج: 403139  

In this research we report synthesis of new Barium- Cobalt precursor complex with 2,6- pyridine dicarboxylic acid (dipic).Thecomplex[Ba(H2O)6][Co(dipic)2[(1)has been characterized using spectral methods (FT-IR, UV–Vis),elemental analysis and Cyclic voltammetric (CV) method. Also in this study we report thermal decomposition of inorganic precursor complex of (1).Characterization of the binary ox...

Journal: :ACS nano 2017
John W Wills Huw D Summers Nicole Hondow Aishwarya Sooresh Kenith E Meissner Paul A White Paul Rees Andy Brown Shareen H Doak

Understanding the delivered cellular dose of nanoparticles is imperative in nanomedicine and nanosafety, yet is known to be extremely complex because of multiple interactions between nanoparticles, their environment, and the cells. Here, we use 3-D reconstruction of agglomerates preserved by cryogenic snapshot sampling and imaged by electron microscopy to quantify the "bioavailable dose" that i...

2012
Andrew Malloy

NanoSight is a company that develops, manufactures and supplies nanoparticle characterization instrumentation. The sizing and counting of nanoparticles in liquids is vital in many areas. NanoSight enables the user of its systems to directly visualize nanoparticles particle by particle to derive individual numbers rather than producing the average numbers as may be seen by other techniques, e.g....

2016
Michael Robert Ivanov

Nanomaterials are widely used as pseudostationary and stationary phases in electrically driven separations. The advantages of using nanomaterials are numerous including tunable sizes, multiple core compositions, flexible injection schemes, and diverse surface chemistries. Nanomaterials, however, exhibit large surface energies which induce aggregation and may yield unpredictable function in sepa...

2010
LI ZHANG LIANGFANG ZHANG

Nanotechnology has been extensively explored in the past decade to develop a myriad of functional nanostructures to facilitate the delivery of therapeutic and imaging agents for various medical applications. Liposomes and polymeric nanoparticles represent two primary delivery vehicles that are currently under investigation. While many advantages of these two particle platforms have been disclos...

2014
Ranil Wickramasinghe Xianghong Qian

........................................................... 1 Objective........................................................... 2 Background ...................................................... 2 Materials and Methods.................................... 5 Chemicals .......................................................................................................................5 Surfa...

Journal: :Journal of the American Chemical Society 2013
Patrick J M Stals Yuanchao Li Joanna Burdyńska Renaud Nicolaÿ Alper Nese Anja R A Palmans E W Meijer Krzysztof Matyjaszewski Sergei S Sheiko

We here report the synthesis and characterization of a complex polymeric architecture based on a block copolymer with a cylindrical brush block and a single-chain polymeric nanoparticle block folded due to strong intramolecular hydrogen-bonds. The self-assembly of these constructs on mica surfaces was studied with atomic force microscopy, corroborating the distinct presence of block copolymer a...

In this work, we report synthesis of silver nanoplates by a simple reduction process of silver nitrate in the presence of polyvinyl alcohol (PVA) and N,N'-dimethyl formamide (DMF). The Characterization of the samples were carried out using X-ray diffraction (XRD), Transmission-electron microscopy (TEM) and UV-vis spectroscopy. Absorption spectra of the nanoplates in comparison with that of the ...

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