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Nanostructured Membranes: A New Class of Protonic Conductor for Miniature Fuel Cells

a new way to realize miniature fuel cells (FC) is demonstrated using nanostructured porous silicon (PS) as a protonic conductor. Using a chemical grafting technique an inorganic, structurally stable,...

http://www.azonano.com/article.aspx?ArticleID=1303 | 15 Jul 2005
AFM, STM and Ellipsometry Characterization of a Monolayer of Azurin Molecules Self-Assembled on a Gold Surface in Air

The use of techniques such as Atomic Force Microscopy, Scanning Tunnelling Micrscopy and Ellipsometry have allowed the characterization of azurin molecules in air self-assembled on gold. Evidence also...

http://www.azonano.com/article.aspx?ArticleID=1218 | 6 May 2005
Carbon Nanotubes, Purification Techniques for Carbon Nanotubes Including Gas and Liquid Phase and Intercalation by Cheap Tubes

Purification of carbon nanotubes (CNTs) generally refers to the separation of CNTs from other entities. Processes such as gas phase, liquid phase and intercalation have been used. These processes are...

http://www.azonano.com/article.aspx?ArticleID=1562 | 17 May 2006
Microelectrode and Nanoelectrode Arrays Used in Cell Monitoring - Current Research Activity

Microelectrode (MEAs) and nanoelectrode arrays can be used to study the activities of whole cells and tissues. This article looks at lab-on-a-chip projects using 3C-SiC technology, solid-state MEAs,...

http://www.azonano.com/article.aspx?ArticleID=1212 | 27 Apr 2005
Platinum and Palladium Nanoparticles Prepared Using Sonochemical and Ultrasound Techniques

Preparing metal nanoparticles by ultrasound offers gains such as rapid reaction rate and small particle formation. Also studied here is how atmospheric gases affect the size distribution of platinum...

http://www.azonano.com/article.aspx?ArticleID=1151 | 5 Apr 2005
Photosensitive Reaction Opens or Shuts Potassium's Flow

Researchers led by Dirk Trauner, a chemist at the University of Munich, have figured out the mechanism by which molecules with the ability to block voltage-gated ion channels can be turned on...

http://www.azonano.com/news.aspx?newsID=15948 | 16 Feb 2010
Unique Biosensor that Measures Concentrations of Potassium and Hydrogen Ions in Human Heart with High Specificity

Engineering researchers at the University of Arkansas have fabricated and tested a unique biosensor that measures concentrations of potassium and hydrogen ions in the human heart with high...

http://www.azonano.com/news.aspx?newsID=11058 | 22 Apr 2009
Small Additions of Potassium Drastically Improve Hydrogen-Storage Properties of Compounds

An international research team, including Professor Rajeev Ahuja's research group at Uppsala University, has shown that small additions of potassium drastically improve the hydrogen-storage...

http://www.azonano.com/news.aspx?newsID=10936 | 15 Apr 2009
Improving Performance of Nanotubes in Solar Cells that Produce Hydrogen Gas from Water

A research team from Northeastern University and the National Institute of Standards and Technology (NIST) has discovered, serendipitously, that a residue of a process used to build arrays of...

http://www.azonano.com/news.aspx?newsID=11036 | 21 Apr 2009
Researchers Develop Synthetic Uniform Subnanometer Pore that Acts as Nanoscale Sieve

By Will Soutter A multi-institute research team has created a synthetic nanotube that functions as a nanoscale sieve as it allows selective ion transport like Mother Nature's potassium ion channels,...

http://www.azonano.com/news.aspx?newsID=25268 | 19 Jul 2012

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