Sunday, July 19, 2009
fuel cell-driven development of yeast
First post by: www.itsbattery.com
According to the United Kingdom, "New Scientist" magazine reported that Toshiba Laptop Battery scientists have recently said that people of blood glucose for energy in the yeast cells that one day people will be driven into the body of the electronic devices, such as pacemakers. This vivid self-generated power in order to replace the regular replacement of laptop battery of conventional surgery. Since the University of British Columbia, Canada will be a team of scientists at yeast encapsulation in soft capsules, has been developed to such a micro fuel cell micro-organisms, can be applied to the treatment of paralysis of the spine such as electron micro-electrode devices. Engaged in this yeast to develop fuel cell scientists, said spine microelectrodes implanted in the spine necessary and therefore very difficult to replace batteries.
To rely on traditional high-temperature fuel cell catalysts such as platinum to electron spin-off from the fuel, resulting in Laptop batterycurrent. Microbial fuel cell which uses living cells in the low-temperature catalysts - enzymes to generate a current. The simplest approach is that, when the cells began to break down food, on the direct "steal" of the electron generated by cells. This approach is in the "e-intermediary" to help achieve the so-called "e-intermediary" is small enough chemicals through the cell to obtain electron,Sony battery and then can run out from the cells. The new fuel cell component from Saccharomyces cerevisiae, the yeast sealed by poly dimethyl siloxane (PDMS) material in the capsule, together constitute the fuel cell. Scientists currently developed fuel cells that are micron-size samples, and an area of 15 square PA2487U microns, 1.4 microns thick. The results of this study published in the latest issue of "Journal of Microelectronic Systems" on.
Methylene blue compound used in dyeing of biological samples,Today, University of British Columbia, Canadian scientists will be used for "e-intermediary." When yeast break down glucose, the methylene blue from the yeast cells where the "theft" of electronics, VGP BPS3 , VGP BPS5 , PCGA BP2NY electronic delivery of this will be followed by the other side of yeast cells, resulting in a weak current. Up at the cathode, from yeast cells combine hydrogen and oxygen ions produced water. To increase the size of the electrode to increase the fuel cell power output, the group using silicon etching techniques to create "mini-poles", which covers an area of about 40 square micron, 8 microns high. Tested, the yeast can produce fuel-cell around 40 nava electricity, compared to quartz watches generally can produce electron micro-watt power class. Therefore, if the use of the energy storage capacitors, toshiba battery and the yeast will be able to drive a number of fuel cell devices. This will be carried out yeast genetically modified so that it will have greater power output capability. However, this goal faces many challenges. For instance, let the healthy growth of yeast cells, toshiba PA3383U-1BRS,toshiba PA3384U-1BRS and its waste cases no damage PA3107U-1BRS was cleaned up, so that excretion of harmful substances to human blood.
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