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Search indexed NASA NTRS and DOE OSTI research on propulsion, heat transfer, battery materials and energy systems. Follow report and document links to the original sources.

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An Introduction and Overview of Interdisciplinary Nanoscience and Nanotechnology

A viewgraph presentation gives an overview of interdisciplinary nanoscience and nanotechnology by answering the questions: (1) What are nanotechnology and bionanotechnology? (2) What are some key applications of bionanotechnology? (3) Why is if of particular importance to NASA? and (4) What are some key challenges to fulfilling the promise of nanotechnology? Nanotechnology is defined and the trends and potential for nanotechnology are described. An overview of nanoelectronic devices is given.

James C. Ellenbogen↗

A Nanochannel fabrication technique using chemical-mechanical polishing (CMP) and thermal oxidation

We have developed a new nanochannel fabrication technique using chemical-mechanical polishing (CMP) and thermal oxidation. With this technique, it is possible to control the width, length, and depth of the nanochannels without the need for nanolithography. The use of sacrificial SiO2 layers allows the fabrication of centimeter-long nanochannels. In addition, the fabrication process is CMOS compatible. We have successfully fabricated an array of extremely long and narrow nanochannels (i.e. 10 mm long, 25 nm wide and 100 nm deep) with smooth inner surfaces.

bionanotechnology↗