Thursday, May 4, 2017

Quantum Supremacy: Chinese Researchers Giant Leap On Quantum Computing

In our old post, we mentioned about quantum computing and how its work.
Refer our past articles:
http://www.edison-newworld.com/2013/03/quantum-computers.html
http://www.edison-newworld.com/2013/12/photograph-of-quantum-machine.html
http://www.edison-newworld.com/2013/12/quantum-machine.html


Recap:
A quantum machine is a human-made device whose collective motion follows the laws of quantum mechanics. The idea that macroscopic objects may follow the laws of quantum mechanics dates back to the advent of quantum mechanics in the early 20th century. However, as highlighted by the Schrödinger's cat thought experiment, quantum effects are not readily observable in large-scale objects. Consequently, quantum states of motion have only been observed in special circumstances at extremely low temperatures. The fragility of quantum effects in macroscopic objects may arise from rapid quantum decoherence. Researchers created the first quantum machine in 2009, and the achievement was named the "Breakthrough of the Year" by Science in 2010.



The first quantum machine:


The first quantum machine was created on August 4, 2009 by Aaron D. O'Connell while pursuing his Ph.D. under the direction of Andrew N. Cleland and John M. Martinis at the University of California, Santa Barbara. O'Connell and his colleagues coupled together a mechanical resonator, similar to a tiny springboard, and a qubit, a device that can be in a superposition of two quantum states at the same time. 




They were able to make the resonator vibrate a small amount and a large amount simultaneously—an effect which would be impossible in classical physics. 


The mechanical resonator was just large enough to see with the naked eye—about as long as the width of a human hair. The groundbreaking work was subsequently published in the journal Nature in March 2010. The journal Science declared the creation of the first quantum machine to be the "Breakthrough of the Year" of 2010.


Quantum Supremacy:
Chinese

But today, Chinese researchers claimed that they come with quantum computers which runs 24000 times faster than existing speed of known computers. It is like minimising the supercomputers performance when comparing with this quantum computers. Chinese researchers announced this remarkable milestone at a press conference in the Shanghai Institute for Advanced Studies of University of Science and Technology of China.
Solving age old problems which can't be solved with existing supercomputers might be resolved and find a solution using this quantum computer.
Unsolved Problems

 And this milestone is termed as "Quantum Supremacy" .


Post made by
newWorld

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