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Open AccessJournal ArticleDOI

Phyto-assisted synthesis, characterization and applications of gold nanoparticles – A review

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TLDR
This review mainly focused on plants which include scientific name, family name, common name, plant parts, its characterization, size and shape of the nanoparticles, and their potential applications.
Abstract
Nanotechnology is the formation, running and use of operation at the nanomaterial size scale (1-100 nm). Nanoscale materials can also be obtained by biological synthesis materials via eco-friendly green chemistry based technique. Current development and numerous strategies involved in the green synthesis of nanoparticles were focussed. This review mainly focused on plants which include scientific name, family name, common name, plant parts, its characterization, size and shape of the nanoparticles. Plant extract which was done experimentally gives its various characterization which leads to the identification of compounds of different nano size and shape. Biosynthesis of gold nanoparticles is in different shapes like spherical, rod, cubic, triangle and also in different sizes. Various application and importance of gold nanoparticles in numerous fields were discussed. The mark of the review is to provide an overview of recent learning in biosynthesized nanoparticles, its characterization and their potential applications.

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Book ChapterDOI

Phytonanotechnology and plant protection

TL;DR: Within this chapter, some nanotech-based tools that are able to improve the present plant protection technologies in environmentally safe conditions are addressed.
Journal ArticleDOI

Developing a CNT-SPE Sensing Platform Based on Green Synthesized AuNPs, Using Sargassum sp.

TL;DR: The ability to sense and measure glucose was demonstrated, and its electrochemical fundamentals was studied using cyclic voltammetry (CV).
Journal ArticleDOI

Rapid synthesis of chitosan-capped gold nanoparticles for analytical application and facile recovery of gold from laboratory waste.

TL;DR: Gold was shown to be easily recovered from CS-AuNPs through alkaline-induced precipitation followed by acid treatment and heating, which provides a facile and efficient means for treatment of laboratory waste.

Gold nanoparticles in the diagnosis and treatment of cancer

Kurapov Pb, +1 more
TL;DR: It is claimed that £1.3bn has been invested in research and development in the US in the last year alone by the company behind the development of “Smartphone 4G”.
References
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Journal ArticleDOI

Mechanical properties of nanocrystalline materials

TL;DR: The mechanical properties of nanocrystalline materials are reviewed in this paper, with emphasis on their constitutive response and on the fundamental physical mechanisms, including the deviation from the Hall-Petch slope and possible negative slope, the effect of porosity, the difference between tensile and compressive strength, the limited ductility, the tendency for shear localization, fatigue and creep responses.
Journal ArticleDOI

Characterization of size, surface charge, and agglomeration state of nanoparticle dispersions for toxicological studies

TL;DR: The role of important factors such as solution ionic strength, pH, and particle surface chemistry that control nanoparticle dispersion was examined in this article, where the size and zeta potential of four TiO2 and three quantum dot samples dispersed in different solutions (including one physiological medium) were characterized.
Journal ArticleDOI

Nanoparticles – known and unknown health risks

TL;DR: This review provides comprehensive analysis of data available on health effects of nanomaterials and predicts a further rise in consumer products relying on nanotechnology.
Journal ArticleDOI

Formation and Growth of Au Nanoparticles inside Live Alfalfa Plants

TL;DR: In this paper, the authors used live plants for the fabrication of nanoparticles and found that the Au nanoparticles are in a crystalline state and showed defects such as twins in the crystal structure and icosahedral nanoparticles were found.
Journal ArticleDOI

Biological properties of “naked” metal nanoparticles

TL;DR: The novel biological properties and applications of three most widely used metal nanoparticles, namely, the nanoparticles of gold, silver and platinum are discussed.
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