نتایج جستجو برای: nanotechnology

تعداد نتایج: 11844  

2009
M. M. Andersen M. R. Geiker

Expectations as to the climate potentials of nanotechnology are high, none the least related to the construction sector. This paper seeks to highlight key aspects in the early development and application of eco-innovative nanotech solutions in the construction sector, “nanoconstruction”. The paper provides a framework for addressing relevant issues of green nanoconstruction and takes stock of c...

2011
Massimo Bottini Nicola Rosato Fulvia Gloria Sara Adanti Nunziella Corradino Antonio Bergamaschi Andrea Magrini

BACKGROUND Previous benefit-risk perception studies and social experiences have clearly demonstrated that any emerging technology platform that ignores benefit-risk perception by citizens might jeopardize its public acceptability and further development. The aim of this survey was to investigate the Italian judgment on nanotechnology and which demographic and heuristic variables were most influ...

2008
K Wegner P Piseri H Vahedi Tafreshi P Milani

Gas phase nanoparticle production, manipulation and deposition is of primary importance for the synthesis of nanostructured materials and for the development of industrial processes based on nanotechnology. In this review we present and discuss this approach, introducing cluster sources, nanoparticle formation and growth mechanisms and the use of aerodynamic focusing methods that are coupled wi...

2013
Giuseppe De Rosa Michele Caraglia Stefano Salmaso Tamer Elbayoumi

1 Department of Pharmacy, University Federico II of Naples, Via Montesano 49, 80131 Naples, Italy 2 Department of Biochemistry, Biophysics and General Pathology, Second University of Naples, Via S. M. Costantinopoli 16, 80138 Naples, Italy 3 Department of Pharmaceutical and Pharmacological Sciences, University of Padova, Via F. Marzolo 5, 35131 Padova, Italy 4Department of Pharmaceutical Scienc...

2007
Patrick Lin James Moor John Weckert Joachim Schummer

This chapter provides a brief analysis of how emerging nanotechnologies could, for the better or worse, have an impact on developing countries. I start with clarifications of what developing countries and nanotechnologies are and provide a framework of possible impacts by considering the full life-cycle and socio-economic contexts of technologies. Then I use the framework for the analysis of a ...

1999
Douglas H. Lowndes

This report describes important future research directions in nanoscale science, engineering and technology. It was prepared in connection with an anticipated national research initiative on nanotechnology for the twenty–first century. The research directions described are not expected to be inclusive but illustrate the wide range of research opportunities and challenges that could be undertake...

Journal: :gastroenterology and hepatology from bed to bench 0
parichehr hassanzadeh pharmd, phd isobel fullwood sharmila sothi david aldulaimi

nanotechnology is the engineering of functional systems at the molecular scale which may exert a revolutionary impact on cancer diagnosis and therapy. nanotechnology is being applied to cancer in two broad areas: i) the development of nanovectors such as nanoparticles which can be loaded with drugs or imaging agents and then targeted to tumours, and ii) high-throughput nanosensor devices for de...

Journal: :Environment international 2016
Danail Hristozov Stefania Gottardo Elena Semenzin Agnes Oomen Peter Bos Willie Peijnenburg Martie van Tongeren Bernd Nowack Neil Hunt Andrea Brunelli Janeck J Scott-Fordsmand Lang Tran Antonio Marcomini

Commercialization of nanotechnologies entails a regulatory requirement for understanding their environmental, health and safety (EHS) risks. Today we face challenges to assess these risks, which emerge from uncertainties around the interactions of manufactured nanomaterials (MNs) with humans and the environment. In order to reduce these uncertainties, it is necessary to generate sound scientifi...

Journal: Nanomedicine Journal 2019

Objective (s): Nanotechnology has gained importance in recent years due to its ability in the enhancement of materials properties and other specifications such as antimicrobial properties. Nano-sized materials have been applied in various fields of dentistry. Nanotechnology can be employed in orthodontics to enhance the quality of treatment. In the current study, a comprehensive review is carri...

2010
Ashley A. Anderson Dominique Brossard Dietram A. Scheufele

The shift toward online communication in all realms, from print newspapers to broadcast television, has implications for how the general public consumes information about nanotechnology. The goal of this study is threefold: to investigate who is using online sources for information and news about science and nanotechnology, to examine what the general public is searching for online with regards...

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