Saturday 12 September 2009

New type of thin film batteries, such as paper debut

New type of thin film batteries, such as paper debut

This ultra-thin device that is not what the shiny film, is not a new type of CCD, which is a rechargeable battery EVO N400c can be recharged. Recently, three of Japan's Waseda University, Professor Hiroyuki Nishide, Hiroaki Konishi, Takeo Suga announced their latest research results.


In fact, as early as 2005 NEC has already successfully developed a similar ultra-thin film batteries, but there has been no further production of the follow-up stories. Waseda University, the manufacture of film cells from the layer thickness of about 200 nm with a redox active role in the composition of the polymer film, which covered the nitro-oxygen-active molecules (Nitroxide radical) to act as charge Armada M700 carriers.


NEC 2005 was declared successful research film batteries


Because of its high density of active molecules, this battery has a very high charge / discharge capacity, a relatively conventional batteries, this is just a "ORB batteries (organic radical battery)" one of a number of outstanding ability. Only takes 1 minute to complete this new type of battery charging, the current battery FRU 92P1121 of its charge / discharge times of up to 1,000 times.


Research team through a solution approach to produce such a paper-thin batteries - the role of an active redox polymer solution by spin-coating technique (spin-coated) have been attached to a surface, and then ultraviolet radiation, these high - polymer molecules and then Bisazide help generate cross-linked compounds. Implementation of this process difficult is that these organic polymers will be dissolved in the electrolyte, this will cause the battery discharge, but must also ensure that these polymers can be dissolved in features, so as to achieve the spin-coating process .


Eventually, the light-induced cross-linking technology to help the team solve this problem and create the success of the samples.


Dr Nishide expected over the next three years, ORB batteries can be made in the form of pocket-sized integrated circuit cards for storing memories and micro-machining. In fact, we can imagine, there are more places available for such a battery beings, electronic ink, flexible FRU 92P1125 OLED screen. . . . . .

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