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Nanoscience: The Science of the Small in Physics, Engineering, Chemistry, Biology and Medicine

June 1, 2010 by NanotechDirectory.com · Leave a Comment 

Product Description
Emerged during the last two decades, nanoscience stands out for its interdisciplinarity. Barriers between disciplines seem to disappear at the convergence of the very small, where basic principles and tools are universal. Novel properties are inherent to nanosized systems due to a quantum effects and a reduction in dimensionality: nanoscience is likely to revolutionize many areas of human activity, such as materials science, nanoelectronics, information processing, biotechnology and medicine. This textbook spans over all fields of nanoscience, covering its broad applications. After a sound introduction to the physical and chemical principles of nanoscience, the text then moves onto the wider fields of microscopy, nanoanalysis, synthesis, nanocrystals, nanowires, nanolayers, carbon nanostructures, bulk nanomaterials, nanomechanics, nanophotonics, nanofluidics, nanomagnetism, nanotechnology for computers, nanochemistry, nanobiology, and nanomedicine. Didactically structured and replete with hundreds of illustrations, this uniquely compiled textbook is aimed at graduate and advanced undergraduate students of all natural sciences.

Nanoscience: The Science of the Small in Physics, Engineering, Chemistry, Biology and Medicine

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Biology help please ?

May 31, 2010 by NanotechDirectory.com · 2 Comments 

Biology help please ?
The application of a biological structure or process to solve design problems is called
A. adaptation.
B. biomimetics.
C. cloning.
D. decoding.

Which of these biotechnologies has the potential to repair tissues inside the body?
A. biometrics
B. biomimetics
C. epidemiology
D. nanotechnology

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Into physics or biology?

May 31, 2010 by NanotechDirectory.com · 2 Comments 

Hi,
I am a grade 12 student who is only months away from graduation. I got accepted into University into Honors Molecular Genetics. Now I am required to make a timetable and choose courses for the coming year. however, I just developed an interest in Physics. So I am confused on whether I should switch courses or not. I wanted to experience a semester of both, but then I end up having either too many courses or having to risk not getting into pre-reqs for either for my second semester (if I take bio for my second sem and the physics classes gets full, I am screwed and vice versa). I need advice on which one is a better choice in terms of careers.
In Biology, I like:
-genetics
-cell biology
-microbiology

In physics, I like:
-quantum physics
-String theory
-nanotechnology
-particle theories

If I take Physics, would it be easy to get a joint honours in Mathematics?
It would be helpful if I knew about advantages I’d have going into either…

Please help!

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biology help plzzz. ten points. insight school?

May 30, 2010 by NanotechDirectory.com · 1 Comment 

1.A nanometer is

A.1 millionth of a meter.
B.1 ten millionth of a meter.
C.1 billionth of a meter.
D.1 ten billionth of a meter.
2.Eventually, nanotechnologists hope to be able to build things ___.

A.out of just one substance
B.using pure elements
C.from the bottom up
D.from the top down
3.The number of jobs in nanotechnology is expected to

A.increase.
B.decrease .
C.remain the same.
D.double by 2015.
4.Which of the following is not a goal of nanotechnologists?

A.Building better products
B.Building shorter shelf life products
C.Lower cost products
D.Smarter and safer products
5.From the list of courses below, which one has the least relevance to a career in nanotechnology?

A.Biology
B.Chemistry
C.Physics
D.U.S. History

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As coming scientific advancement improves technology and biology, how will humans remain unique individuals?

May 29, 2010 by NanotechDirectory.com · 2 Comments 

After watching a talk by Dr. Ray Kurzweil, a futurist widely recognized from his book “The Singularity is Near,” several interesting ideas got me thinking about us humans. (By the way, to watch this talk go to http://www.ted.com/index.php/talks/ray_kurzweil_on_how_technology_will_transform_us.html , I highly recommend it.)

First lets begin with the idea that scientific advancement, especially technologically, is increasing exponentially, that is, at ever faster rates. Ray continues to discuss this idea, and gives some examples of technologies.

One such example is the use of nanotechnology. In the talk, he shows how a certain nanomachine effectively cures type 1 diabetes by flowing through the blood stream alongside red blood cells and “removing insulin.” Although he does not go into extensive details on the workings of this nanomachine, he explains how, by replacing about ten percent of our red blood cells with these nanomachines, we would have the ability to do “an Olympic sprint for fifteen minutes,” or “sit at the bottom of a pool for 4 hours.” Basically, he is explaining how the use of technology can improve the physical capabilities of human beings.

Another significant example that he shows is the use of a speech technology that takes the input of one’s speech and reproduces it into a translated version of that same speech. This technology, he predicts, will be available in cell phones in the near future.

My question then, how will humans remain unique in the future when our capabilities have all been upgraded and improved significantly. What I mean is, take for example an Olympic athlete like Michael Johnson, who probably trains every day, many hours a day, to be the fastest runner in the world, and is then recognized as being a great athlete for his unique capabilities. Then comes technology, granting any person the ability to, as earlier quoted, do “an Olympic sprint for fifteen minutes,” effectively nullifying any significant talent that Michael Johnson was once possessed. In a future where we will all have access to such upgrades and improvements on our bodies, how will somebody in such an age hold any sort of uniqueness, or be regarded as particularly talented?

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