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Archive for the ‘computing’ category: Page 746

Aug 13, 2016

Consciousness Lives in Quantum State After Death Physicists Claim

Posted by in categories: computing, neuroscience, particle physics, quantum physics

Hmmm.


Testimonials from prominent physics researchers from institutions such as Cambridge University, Princeton University, and the Max Planck Institute for Physics in Munich claim that quantum mechanics predicts some version of “life after death.”

They assert that a person may possess a body-soul duality that is an extension of the wave-particle duality of subatomic particles.

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Aug 13, 2016

Korean Scientists Develop Wearable Touchscreen that Functions even When Stretched to 1,000%

Posted by in categories: computing, mobile phones, wearables

https://youtube.com/watch?v=VzJi64CS_Ok

A group of Korean materials scientists at the National University of Seoul, led by Chong-Chan Kim, had just developed an “ionic”, translucent, jelly-like computer touchpad that can be worn on the wrist and used just like a regular smartphone screen to scroll, click, drag, swipe, play video games and even type words.

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Aug 13, 2016

Is Quantum the Future of High-Performance Analytics?

Posted by in categories: computing, particle physics, quantum physics

If you think quantum computing sounds like something out of science fiction, you’re not alone. It’s still more theory than practice, but it might be able to answer questions that are unsolvable by current computers. Earlier this year, IBM made a small quantum computer available via the cloud.

Quantum Mechanics and the Weirdness of Particles

To understand quantum computers, you must first know a little bit about quantum mechanics. In the briefest possible description, quantum mechanics is the branch of physics that models how particles behave at the smallest scales.

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Aug 13, 2016

China successfully develops semiconductor quantum chip

Posted by in categories: computing, quantum physics

China has made a breakthrough in the research of quantum computing. The quantum laboratory of the University of Science and Technology of China recently announced its success in developing a semiconductor quantum chip.

According to a CNTV report on Aug. 11, the quantum chip is equivalent to the “brain” of future quantum computers; it enables quantum operations and information processing. Besides computing, technologies for quantum storage and control are also essential to the future of this technology. The “sandwich-type” solid-state quantum memory can be operational at a low temperature with magnetic auxiliary equipment.

Zhou Zongquan, a researcher at the Key Laboratory of Quantum Information under the Chinese Academy of Sciences (CAS), said that the direction of future development is to prolong the life of quantum memory.

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Aug 13, 2016

Turning Quantum Theories Into Quantum Technologies

Posted by in categories: computing, nanotechnology, quantum physics

ACQUIRE researchers will confront major challenges in a four-year quest to engineer a quantum communication system on a chip. The chip will need to operate at room temperature with low energy in a fiber optic network with entangled photons.

Currently, such a communication system may be demonstrated in laboratories, but only at cryogenic (very low) temperatures, and with bulky, energy-intensive equipment. However, a fundamental understanding of quantum physics and optical materials, as well as recent progress in nanoscale photonic integration, have brought communication systems scaled to the quantum level within reach.

If successful, the ACQUIRE teams’ results will begin to realize the hardware needed for secure and efficient quantum communication. The findings from the ACQUIRE projects will also advance quantum sensing and computing.

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Aug 13, 2016

Researchers ‘reprogram’ network of brain cells in mice with thin beam of light

Posted by in categories: computing, neuroscience

Neurons that fire together really do wire together, says a new study in Science, suggesting that the three-pound computer in our heads may be more malleable than we think.

In the latest issue of Science, neuroscientists at Columbia University demonstrate that a set of neurons trained to fire in unison could be reactivated as much as a day later if just one neuron in the network was stimulated. Though further research is needed, their findings suggest that groups of activated neurons may form the basic building blocks of learning and memory, as originally hypothesized by psychologist Donald Hebb in the 1940s.

“I always thought the brain was mostly hard-wired,” said the study’s senior author, Dr. Rafael Yuste, a neuroscience professor at Columbia University. “But then I saw the results and said ‘Holy moly, this whole thing is plastic.’ We’re dealing with a plastic computer that’s constantly learning and changing.”

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Aug 11, 2016

Toward practical quantum computers

Posted by in categories: computing, quantum physics

Built-in optics could enable chips that use trapped ions as quantum bits…


Researchers from MIT and MIT Lincoln Laboratory report an important step toward practical quantum computers, with a paper describing a prototype chip that can trap ions in an electric field and, with built-in optics, direct laser light toward each of them.

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Aug 10, 2016

3 Innovative Ways we Could Soon Store The World’s Data

Posted by in categories: biotech/medical, computing, information science

While existing methods like cold, flash and cloud storage are trying to remake themselves in the age of Big Data, there are also a number of alternative methods being developed that suggest looking outside of traditional methods could be our best bet for storing and managing such unprecedented amounts of data.

Here are three methods to look out for:

We are about to witness a data storage breakthrough in which digital information could be embedded into the primary fabric of our being: the double helix of DNA. As a storage system, DNA is both compact and durable, with a single gram of DNA able to store almost a zettabyte of digital data. Now that scientists can successfully create synthetic DNA, it follows that we will be able to control what information gets stored on those strands.

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Aug 10, 2016

Quantum computing and cryptocurrencies: Are Steemit and bitcoin safe?

Posted by in categories: bitcoin, computing, cryptocurrencies, encryption, quantum physics, security

Article repeats a lot of the knowns on QC such as bit v. Qubit; and finally provides some good info on pros and cons of Bitcoin and Lamport signatures technique with QC. However, the author didn’t seem to mention any of the work that D-Wave for example is doing with Block chaining. Also, I saw no mention of the work by Oxford on the logic gate which improve both the information processing performance and the security of information transmissions.


In a classical computer bits are used that can either be 0 or 1. In a quantum computer these bits are replaced with Qubits (quantum bits). These Qubits can be 0 or 1, or both at the same time. This is caused by a phenomenon in the quantum realm called superposition. At scales the size of an atom and small molecules, the spin of particles is not determined until it is observed. A pair of Qubits can be in any quantum superposition of 4 states, and three Qubits in any superposition of 8 states. In general, a quantum computer with n Qubits can be in a superposition of up to 2^n different states simultaneously (this compares to a normal computer that can only be in one of these 2^n states at any one time). Because of this, a quantum computer is able to perform computations at the same time, while classical computers perform computations one at a time.

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Aug 10, 2016

Hydrogen molecule falls to quantum computer

Posted by in categories: computing, quantum physics

Extra bits —

Hydrogen molecule falls to quantum computer.

Quantum computer calculates ground state of hydrogen with just two qubits.

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