2010年12月14日星期二

Researchers have been able to create the world's smallest battery

With so many devices now ranging from cars to computers using batteries, extending the run time can have a significant impact on the use of things like smart phones and hybrid vehicles. Researchers have been able to create the world's smallest laptop battery and have done so within a transmission electron microscope (TEM) at the Center for Integrated Nanotechnologies (CINT). The principal investigator of the dell precision m90 battery is Jianyu Huang. Huang said that the smaller battery in the world has an anode of thickness of a human hair. The Dell laptop battery uses a design called Medusa face to provide a new vision of a battery in action.

By constructing the HP laptop battery under the TEM, the researcher was able to learn a lot about how batteries work, and has shown that some of the thought processes of the industry was about compaq laptop batteries when loaded is not correct. Huang said: "This experiment allows us to study the loading and unloading of a Sony laptop battery in real time and with atomic scale resolution, thus broadening our understanding of the fundamental mechanisms by which cells work."

One of the things I discovered was that Huang oxide nanowires using bar Acer laptop battery almost twice as long during charging. The change in the length of the bar was much more than the change in diameter. The industry has long even though the bar diameter increased more in length. Huang said: "Manufacturers must take account of this extension in its design Fujitsu laptop battery."

Researchers at Rice University have announced a breakthrough in laptop battery asus own. Researchers have taken a step closer to being able to build "3D batteries." The 3D microbatteries that the researchers developed load faster and can store more energy than batteries.

The use of batteries in a vertical battery for sony vaio laptops of nanowires of nickel-tin found in PMMA. PMMA is a polymer known as Plexiglas. The Rice research team discovered a reliable way nanowire single layer in a thin layer of PMMA-based gel that acts as insulation for wire and counter electrode allows ions to pass through.

Rice researcher Pulickel Ajayan, said, "In a battery, which has two electrodes separated by a barrier thickness. The challenge is bringing in the vicinity so this electrochemical becomes much more efficient. "

The research team has been working for over a year to perfect the coating of the nanowires. "We wanted to see how the proposed designs in 3-D batteries can be built from the nanoscale," said Sanketh Gowda, a graduate student in Ajayan's lab. "By increasing the height of the nanowires, we can increase the amount of stored energy, keeping the distance of lithium ion diffusion constant."