Why Nanotechnology? by Najib Altawell

Introduction

Researching an area related to Nanotechnology can lead to new fields of technology and discovery. Examining the overall subject of Nanotechnology can certainly lead us beyond the original expectations. You can look at Nanotechnology as a whole, compare the results across large areas of research in this field that have involved different people with different backgrounds, various institutes and various organisations, as well as the results of commercial businesses already dealing and working in this field.

Many of the results would be unexpected and, consequently, would raise large numbers of questions with various possible answers; in a field many still consider merely a part of scientific research rather than a part of the actual engineering and commercial side.
Consequently, the general view related to Nanotechnology has been borne out here as a result of what has been done and achieved so far worldwide, out of genuine conviction that Nanotechnology is the way forward for a better future for everyone concerned.

The Importance of Nanotechnology

Consider the question: "Why should Nanotechnology work better than any other form of technology?" The answer can be very simple. When we understand the structure of matter, then we can manipulate it and control it "from the inside", which should give much better results than just dealing with matter "from the outside".

How can it be concluded that Nanotechnology is the answer, when we still do not either have the means to use it in commercial environments, or have fast, accurate and cheap ways of applying it? Perhaps this is partly a matter of belief. But, at the present time, much work and research across the globe is aimed at just that, i.e. at building the basis of what will be needed (now or later) in order to provide fast, accurate and cheaper ways of employing the principles of Nanotechnology.

The study of the basic principles of Nanotechnology, its future implications and its benefits, made it desirable to put a case forward for substantial undergraduate and postgraduate programmes in this field, as an essential part in speeding up the acceptance of this kind of technology among the general public and, more importantly, to provide a nanotechnologist educated elite for various industries and businesses.

As is very well known, in any technology, no work is complete without the demonstration of the practical applications and the huge benefits which can be provided. Thus, research, development and engineering of various tools related to Nanotechnology are vital in order that a steady commercial progress can take place alongside the present scientific research.

Teaching Nano-science and Nanotechnology

Obviously, for Nanotechnology to establish itself and become an important complete taught subject similar to any other science and technology subjects being taught today, a regular awareness programme should be launched and syllabuses should be compiled.

Nanotechnology teaching is lagging far behind Nanotechnology research. This is due to a number of reasons, but possibly the most significant "among many" is that Nanotechnology looks important mostly to commerce and defence. Large commercial companies do not want to be left behind and, therefore, were among the first to start their own research in this field. Also, Nanotechnology-related research in security and defence plays a large role in countries that have the infrastructure and the money to advance the technology for their own purposes.

Applications

In olden times, "Philosophy" was described as the mother of every science. "Nanotechnology" can now be easily described as the mother of engineering. For the above reason, when it comes to the type and number of applications which may be addressed by Nanotechnology, then the answer is that there is no limit simply because Nanotechnology deals with the inner structure i.e. dealing with atoms and molecules as the starting point for all kind of applications which can be used in our daily lives.

Practical Training and Future Tools

The future of Nanotechnology tools, recent research and development has brought onto the scientific scene the next generation of methods and tools that will allow us to understand and explore the nano-world in a much better way than we are able to do at present. With these new methods and tools, we will be able to gain a better insight into the collective behaviour of molecules and atoms. For example, a combination of STEM and Low Energy Electron Microscopy (LEEM) can enable us to look deeper into aspects of the self-assembly process at a surficial level.

Another design related to Nanotechnology tools is the "Interfacial Force Microscope (IFM)", which has the ability to simultaneously measure lateral and normal forces, regardless whether there is a repulsive or attractive load.

Other important areas of research and development concern Nanotechnology tools (such as robotic arms and nano-tube tweezers) that have as their main purpose the moving of molecules from one location to another. The size of these tools needs to be reduced and computer technologies should be developed further to become an essential part of the above processes and applications.

There is no doubt that Nanotechnology will be the common technology of the "not too distant" future, but only for those who are ready to invest their time, effort and money. This can be done in the form of teaching Nanotechnology, applying it to various industries and businesses and making people familiar with it, especially the young generation.

The USA has done a lot in this field; they have even introduced Nanotechnology as a subject for a number of schools. The hope that the rest of the world will do the same, and may be do even more, will no doubt bring the benefit much earlier for those working in this field and hopefully share it with the rest of the world.

Najib Altawell

Altawell © 2008


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About the Author

Najib Altawell has written a number of short stories and poems, both for adults and children. As an artist, he has produced varieties of oil painting and water colour pictures, as well as illustrations for a children book. As a researcher in science and engineering, he has written a number of articles related to Nanotechnology, Electronic Sensors (eNose) and Biomass Energy - plus, various additional topics; some are related to the field o

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