Common sense about Samsung silver nanotechnology

Nanowerk reports that the German branch of Friends of the Earth (BUND) is calling for Samsung to withdraw from the market its washing machine using silver nanoparticles: …BUND criticized that considerable amounts of silver could enter sewage plants and seriously trouble the biologic purification process of the waste water. In addition, silver nanoparticles were blaimed… Continue reading Common sense about Samsung silver nanotechnology

Nanotechnology DNA sensor promises benefits, possible downsides

We are only in the very early stages of nanotechnology bringing new abilities to DNA reading, but the latest such nanotech advance comes from New Mexico Tech profs Peng Zhang and Snezna Rogelj, described in an article by George Zamora: NM Tech Researchers Develop Nanomaterial Bio-sensor New Mexico Tech researchers have developed a highly sensitive… Continue reading Nanotechnology DNA sensor promises benefits, possible downsides

Nanotechnology competition: India vs. Singapore

Here’s a nanotech news item from the Financial Express (India) that shows the challenge that developing countries such as India face in their efforts to leapfrog over intermediate levels of technology directly to operating right at the cutting edge: Indian nanotech firm to move to Singapore Singapore, November 1: Bangalore-based nanotechnology firm Qtech Nanosystems has… Continue reading Nanotechnology competition: India vs. Singapore

Save & store energy, rocket into space with aluminum nanotechnology

The benefits to energy and space applications of advanced nanotechnology will be huge, but nearer-term we are already seeing some very promising results from simple aluminum nanoparticles. From University of Wisconsin on the work of engineering prof Pradeep Rohatgi, via Foresight Senior Associate Brian Wang: The newest class of MMCs [metal matrix composites] that his… Continue reading Save & store energy, rocket into space with aluminum nanotechnology

Early step toward rearrangeable nanotechnology computers

It would be nice if we could physically rearrange the nanotech components on a computer chip after it is made. From Nanotechweb.org: One generally promising approach for electromechanical manipulation at the nanoscale and microscale is “dielectrophoresis” – the net force experienced by a neutral dielectric object in a non-uniform electric field. In recent work at… Continue reading Early step toward rearrangeable nanotechnology computers

Nanotechnology risks? Ask the economists

Darrell Dvorak at MidwestBusiness.com points out that there’s often some expertise missing from discussions on nanotech risk: Because nanotech operates at the molecular level, there has been much speculation about new, unknown risks of nano products and processes… An encouraging development for a fact-based approach is that regulation has been shown to often hurt more… Continue reading Nanotechnology risks? Ask the economists

Psychoanalyst takes on nanotechnology

In the U.S., psychoanalysis has fallen a bit out of fashion. But in Italy, a psychonanalyst heads up their bioethics organization, Centre for Science, Society and Citizenship. A year ago, Professor Emilio Mordini presented on “Dreams, Hopes and Uncertainties in the Nano Revolution” at EuroNanoForum 2005: Nanotechnology and the Health of the EU Citizen in… Continue reading Psychoanalyst takes on nanotechnology

Think twice before labeling nanotechnology products

[UPDATE: Welcome, Instapundit readers. For free e-newsletter, subscribe at right, part way down, on this blog’s home page.] The ETC Group, recently mentioned here for its PR skills, has announced a contest to design a Nano-Hazard symbol for nanotechnology: Standard setting bodies around the world are now scrambling to agree on nomenclature that can describe… Continue reading Think twice before labeling nanotechnology products

Finding funds for int'l nanotechnology collaborations

Lots of people say that nanotech R&D should include international collaborations, but these are not always easy to set up, especially the money part. To the rescue is Nanoforum, a “European Nanotechnology Gateway” funded by the EU, which has published a report (free reg. req’d) listing such opportunities: Countries for which funding opportunities have been… Continue reading Finding funds for int'l nanotechnology collaborations

Molecular machines highlighted in 1st issue of Nature Nanotechnology

One of the top four nanotech articles highlighted in the first issue of Nature Nanotechnology is “Making Molecular Machines Work” by Wesley Browne and Ben Feringa. Full text of the article is free, at least for now. From the conclusions: The exquisite solutions nature has found to control molecular motion, evident in the fascinating biological… Continue reading Molecular machines highlighted in 1st issue of Nature Nanotechnology

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