Showing posts with label quantum mechanics. Show all posts
Showing posts with label quantum mechanics. Show all posts
22 September 2015

National Institute of Standards and Technology (NIST) Achieves Record Quantum Teleportation Distance

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Researchers at the National Institute of Standards and Technology (NIST) have "teleported" or transferred quantum information car...
26 January 2015

Entangled Photon Emitter That Fits in Computer Chip Developed

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Researchers at the Università degli Studi di Pavia in Italy has developed a component that can generate a steady stream of entangled photon...
13 December 2013

Scientists Observe Spatial Coherence in Light Absorbed by Organic Nanostructures

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This is the experimental setup used to generate femtosecond laser pulses which serve as an ultrafast "flash" for the camera so ...
07 December 2013

Photosynthesis Links Quantum Mechanics and Biology

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An experiment using lasers and electronic spectroscopy on how photosynthesis works is further explained with quantum mechanics. Plants and ...
16 September 2013

Superconducting Quantum Interference Devices (SQUID) Open Up Practical Applications For Superconductivity

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Devices sensitive enough to detect and measure minute changes of magnetic fields, called superconducting quantum interference devices (SQUI...
04 July 2013

Possible Variable Fine Structure Constant Tested On A White Dwarf Star

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Scientists are using the Hubble Space Telescope and a White Dwarf Star (G191-B2B) to test if the Fine Structure Constant, or alpha (α) is n...
01 July 2013

Chemical Reactions In Space May Be Due To Quantum Tunnelling

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Researchers at the University of Leeds School of Chemistry proposed that chemical reactions in space, particularly on how alcohols are crea...
19 June 2013

Designing Memory That Can Hold Information Indefinitely For Quantum Computers

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Researchers are developing quantum memory that can hold information for long periods of time - a step towards developing practical quantum ...
04 March 2013

Overcoming Heisenberg's Uncertainty Principle In Polarization of Light Through The Direct Measurement Technique

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Weak measurement: as light goes through a birefringent crystal the horizontally and vertically polarized components of light spread out i...
25 February 2013

Quantum Algorithm Performing True Calculation Developed

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A team of researchers have demonstrated a working quantum algorithm that performs a true calculation for the first time. An algorithm is ...
08 January 2013

What Is Antimatter?

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Antimatter has been a popular concept in science fiction. But contrary to popular belief, antimatter has been observed and even created as ...
07 January 2013

Photon Detector Reads In Four States With An Error Rate Four Times Lower Than Previous Devices

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Researchers at the The Joint Quantum Institute (JQI) established a new standard for reading quantum information in detecting photons with a...
05 January 2013

How the Hippies Saved Physics, A Book About California Physicists in the 1970s Is Physics World's Book of the Year

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The Institute of Physics' website, physicsworld.com, has chosen, How the Hippies Saved Physics: Science, Counterculture and the Quantum...
20 December 2012

Physicists Cool OH Molecules To Near Absolute Zero Through Evaporative Cooling

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Researchers have created a process that can cool molecules to near absolute zero temperatures through evaporative cooling. Previous process...
29 October 2012

Using 'Hidden Influence Inequality' To Explain Quantum Nonlocality

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In 1964, physicist John Stewart Bell published his paper, "On the Einstein Podolsky Rosen paradox". In the paper, he derived his ...
20 October 2012

Hybrid Quantum Dot-Superconducting Resonator Device Developed For Quantum Computers

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A classical computer holds information in bits. It is comparable to a series of switches that can be either off (0) or on (1). In a quantum...
21 September 2012

Physicists Devise A Way Using Squeezed Light In Measuring Distance

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Non-classical light is light that has characteristics described through quantum mechanics and not using real world or classical properties....
20 September 2012

Qubit On A Silicon Based Transistor For Quantum Computing Developed

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The next evolution in computers is the quantum computer. With quantum computers, processors within utilize properties of atoms as dictated ...
11 September 2012

High Temperature Superconductivity Achieved Using Ordinary Scotch Tape

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University of Toronto physics professor Ken Burch with experimental apparatus and tape. Credit: Diana Tyszko, Faculty of Arts & Scie...
07 September 2012

Quantum Effects in Cold Atom Physics Through Pre-Thermalization Are More Than Expected

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On an atom chip (top), clouds of ultracold atoms (red) are created. They are allowed to interfere, creating an ordered matter-wave interf...