Many chemicals, especially orgranic ones, have a 3 dim structure, which is important to understand their performance, but almost impossible to visualize without suitable tools.
Jmol is an excellent open source software, which does a great job, to visualize complicated 3 dim molecular structures.
For instance it is quite easy, to create a 3 dim structure of graphen.
To study organic chemistry or biochemistry, it is a must, to use such a program, otherwise it is impossible, to understand the details of these complicated chemical structures.
Here is a download link:
http://jmol.sourceforge.net/
Using a good meta search engine like mamma ( http://www.mamma.com ), it is easy to find many informative sources about using this program.
Wednesday, July 11, 2012
Advanced Material for Solving Many Problems: Graphen
Graphen consists of Carbon atoms, which form a plane network of hexagonally arranged Carbon atoms.
This material, which has been developed about 10 years ago and can now be bought ( for instance at: http://www.angstronmaterials.com/in-the-news/ ), has several outstanding features like:
This material, which has been developed about 10 years ago and can now be bought ( for instance at: http://www.angstronmaterials.com/in-the-news/ ), has several outstanding features like:
- 4 times higher electrically conductivity than copper ( 20 000 S/cm)
- 5 times higher thermal conductivity than copper ( 5 300 W/(mK)
- extreme large surface ot 2600 square meter per gram graphen
- 50 times higher strength than steel
- filters for water or separation of particles in liquids
- super batteries
- super capacitors
- similar devices like heat pipes, but probably much cheaper
- solar cells
- ropes
- paper like products
- semi permeable membranes ( separation of nitrogen and oxygen in the air ? )
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