Now, nuclear waste batteries that last 5000 years!

Q.  Scientists have discovered nuclear waste batteries that last for how many years?
- Published on 30 Nov 16

a. 4500
b. 5000
c. 6000
d. 7000

ANSWER: 5000
 
Now, nuclear waste batteries that last 5000 years!Scientists have developed a new technology that uses nuclear waste to generate clean electricity in a nuclear-powered battery.

Scientists have grown a man-made diamond that, when placed in a radioactive field, is able to generate a small electrical current.

The development could solve some of the problems of nuclear waste, clean electricity generation and battery life, researchers said.

Man-made diamond is able to produce a charge simply by being placed in close proximity to a radioactive source.

There are no moving parts involved, no emissions generated and no maintenance required, just direct electricity generation.

Long-term problem of nuclear waste into a nuclear-powered battery and a long-term supply of clean energy has been solved using the prototype 'diamond battery' using Nickel-63 as the radiation source.

Efficiency is improved by utilising carbon-14, a radioactive version of carbon, which is generated in graphite blocks used to moderate the reaction in nuclear power plants

Radioactive carbon-14 is concentrated at the surface of these blocks, making it possible to process it to remove the majority of the radioactive material.

The extracted carbon-14 is then incorporated into a diamond to produce a nuclear-powered battery.

Using carbon-14 the battery would take 5,730 years to reach 50% power, which is about as long as human civilisation has existed.

When can Nuclear Batteries Be used?

These can be used when not feasible to charge or replace conventional batteries.

Applications:
  • Pacemakers
  • Satellites
  • High altitude drones
  • Spacecraft

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