Saturday, August 25, 2007

Paper thin batteries


Here comes the ultra-thin and flexible quick charging batteries named ORB, for Organic Radical Battery.

Facts:

1- They can be recharged in about 30 seconds.
2- The organic radical materials inside the battery are in an "electrolyte-permeated gel state," which is supposedly about halfway between a solid and a liquid. This helps ions make a smooth move (no, the other one), reducing resistance, allowing the batteries to charge faster.
3- 1 square centimeter will give you about 1 miliwatt hour.
4- It can one day be used in IC cards, RFID tags, electronic paper, wearable computers, and other such technologies stepping up to the plate in the coming decade.
5- You can stack one sheet on top of another to boost the power output.
6- The device can function in temperatures of 300 degrees Fahrenheit and down to 100 below zero.
7- The paper could also be molded into different shapes, such as a car door, which would enable important new engineering innovations.

And now a team of six Indian-American researchers has developed a paper-thin battery that can use human blood or sweat to power itself.

The team, led by noted nanotechnologist Pulickel Ajayan of Rensselaer Polytechnic Institute (RPI), has developed a battery, which could easily be mistaken for a simple sheet of black paper.

Besides, it is lightweight, ultra thin, completely flexible, and geared towards meeting trickiest designs and energy requirements, the INDOlink web site said.

click to read further

No Barking blease!

“No Barking Please”

Don’t’ be surprised if you see this sign in front of the parking lots in the Arab world. Arabic as you may know does not have the letter “P” in their alphabet and hence most Arabs will not recognize this word in English. Hence for them, the letter “P” and “B” are the same. Anyway I am not going into Arabic today.

In Kuwait most of the residential areas meant for the expatriates are not planned well and hence a parking space is the most coveted object for a resident. One may try to get out from work early if possible to grab the same. This is understandable. But there are some who take it beyond that. They park their cars in the space meant for 2 cars and hence reserve the same for the next person. Love for your neighbour in action! Indians are the most law abiding once they get out of their own country and hence most keep quiet even if they have to park their cars in no man’s land far away. They think that fighting for their rights is not a part of their culture and hence tolerance and patience reach 100%.

There is one neighbour in our apartment who reserves his space for his loving son too. On Thursday this same person parked his Pajero in such a way that 2 cars could have easily parked on either side. Hubby lost his patience and asked this guy to move his Pajero and pat came the reply. “This is a public place and I shall park the way I want”. Of course the conversation did continue further. Then my hubby decided that the best public place would be behind his Pajero and there he parked his own car. Friday morning came, and our Bible thumping neighbour had to fulfill his Christian duties and attend Church. Instead of asking us, he had to wake up his loving neighbour and maneuver the Pajero out with great difficulty. I guess there are some who begs to be treated thus! It is pure selfishness and arrogance in action and I am sure his son has also learned these valuable lessons.

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