Precisely controlled electron beam provides top-down approach to molecular nanotechnology

French nanotech researchers have used theory to increase the precision of carving with electron beams enough to remove individual atoms from single walled carbon and boron nitride nanotubes.

DNA building blocks that change shape provide new tool for nanotechnology

Tetrahedrons made from DNA that extend and shorten in response to added short strands of DNA may provide new nanotech methods of drug delivery, but may present even more exciting possibilities for atomically precise functional nanosystems.

A new base pair for DNA nanotechnology

A new DNA base pair that works with at least one enzyme that replicates DNA opens up new possibilities for nanotech.

Nanotechnology: Early work on nanomotors

The Royal Society of Chemistry brings news of early work leading toward designed engines for nanomachines: Dutch scientists have made nanotubes move using enzyme-powered motors. Ben Feringa and co-workers from the University of Groningen, The Netherlands, have designed engines for nanomachines that could potentially be used in the body. Hydrogen peroxide has proven useful as… Continue reading Nanotechnology: Early work on nanomotors

Nanotechnology experts comment on Roadmap for atomically precise manufacturing

Below are comments from nanotechnology experts on yesterday’s release of the Technology Roadmap for Productive Nanosystems, a new roadmap for development of atomically precise manufacturing from Battelle and Foresight: Jim Von Ehr, CEO, Zyvex Labs “For the first time, progress across all key nanoscale disciplines has been brought together into R&D pathways leading to atomically-precise… Continue reading Nanotechnology experts comment on Roadmap for atomically precise manufacturing

Nanotechnology Roadmap for Atomically Precise Manufacturing Now Available

Dear Foresight members and friends: It is with great pleasure that we announce the availability of the first Technology Roadmap for Productive Nanosystems. Some of you have seen earlier drafts, but the document is now official. Files can be downloaded at: https://foresight.org/roadmaps Below is the text of the press release going out today. We look… Continue reading Nanotechnology Roadmap for Atomically Precise Manufacturing Now Available

DNA in the lead for nanotechnology construction

DNA-based construction is one of the major contenders on the pathway to atomically-precise manufacturing, and Caltech has made an important advance in that direction. From New Scientist: A group at the California Institute of Technology, led by biomolecular engineer Niles Pierce, has created a DNA-based fabricator. This is a system that allows the team to… Continue reading DNA in the lead for nanotechnology construction

Human enhancement with or without nanotechnology

The first issue of the journal Studies in Ethics, Law, and Technology (free reg req’d) is devoted to the topic of Human Enhancement and includes essays by familiar names (de Grey, Freitas, Wolbring, Cameron) and a number of newer ones. In “Medical Nanorobotics: Breaking the Trance of Futility in Life Extension Research (A Reply to… Continue reading Human enhancement with or without nanotechnology

Nanomachines to fight cancer at California NanoSystems Institute

In the postal mail today is the annual research report (PDF) of the CNSI, California NanoSystems Institute. Last month on Dec. 14 was the dedication ceremony (includes video) for their beautiful new nanotechnology building at UCLA. Thirteen projects were singled out for coverage in this year’s report. Our favorite is “Nano Machine Center for Targeted… Continue reading Nanomachines to fight cancer at California NanoSystems Institute

Nanotechnology: Predictions through 2025

As we close out Nanodot for 2007, we note some predictions for the future of nanotechnology through 2025 from Peter von Stackelberg: “Between the end of the first decade of the 21st century and 2025, a number of gamechangers will need to occur if nanotech is to advance significantly,” von Stackelberg says. These gamechangers include:… Continue reading Nanotechnology: Predictions through 2025

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