Scientists demonstrate quantum phenomenon for the first time using a plastic...
For the first time, scientists at IBM Research have demonstrated a complex quantum mechanical phenomenon known as Bose-Einstein condensation (BEC), using a luminescent polymer (plastic) similar to the...
View ArticleThe first model for capturing and condensing light under realistic conditions
Quantum particles can be divided into two types: fermions and bosons. When cooled down to near-absolute zero temperatures, bosons can condense together into a collective state of matter called a...
View ArticleA matter of matter: Demonstrating destructive quantum interference using...
(Phys.org) —When C. K. Hong, Z. Y. Ou and Leonard Mandel demonstrated destructive quantum interference between pairs of indistinguishable bosons in their 1987 paper1, they did so with massless photons....
View ArticleShaken, not stirred: Control over complex systems consisting of many quantum...
At TU Vienna, a new method was developed to utilize quantum mechanical vibrations for high precision measurements. The well-known concept of the Ramsey interferometer is applied to a complex multi...
View ArticleCold Atom Laboratory creates atomic dance
Like dancers in a chorus line, atoms' movements become synchronized when lowered to extremely cold temperatures. To study this bizarre phenomenon, called a Bose-Einstein condensate, researchers need to...
View ArticleUltracold disappearing act: 'Matter waves' move through one another but never...
A disappearing act was the last thing Rice University physicist Randy Hulet expected to see in his ultracold atomic experiments, but that is what he and his students produced by colliding pairs of Bose...
View ArticleCold atom laboratory chills atoms to new lows
(Phys.org) —NASA's Cold Atom Laboratory (CAL) mission has succeeded in producing a state of matter known as a Bose-Einstein condensate, a key breakthrough for the instrument leading up to its debut on...
View ArticleGraphene brings quantum effects to electronic circuits
Research by scientists attached to the EC's Graphene Flagship has revealed a superfluid phase in ultra-low temperature 2D materials, creating the potential for electronic devices which dissipate very...
View ArticleRogue wave theory to save ships
Physicists have found an explanation for rogue waves in the ocean and hope their theory will lead to devices to warn ships and save lives.
View ArticleWorld's quietest gas lets physicists hear faint quantum effects
Physicists at the University of California, Berkeley, have cooled a gas to the quietest state ever achieved, hoping to detect faint quantum effects lost in the din of colder but noisier fluids.
View ArticleBest of Last Week – New fusion power design, a space elevator and low-fat...
(Phys.org)—It was a big week for physics—a research team at MIT created a superfluid in a record-high magnetic field—a Bose-Einstein condensate—for a tenth of a second. And another team at MIT...
View ArticleLaser-wielding physicists seize control of atoms' behavior
Physicists have wondered in recent years if they could control how atoms interact using light. Now they know that they can, by demonstrating games of quantum billiards with unusual new rules.
View ArticlePlaying quantum billiards with light and matter
An international team of physicists has created a quantum billiards game to gain new insights into the fundamental physics of exceptional points.
View ArticleMeasuring the heat capacity of condensed light
Liquid water is a very good heat storage medium – anyone with a Thermos bottle knows that. However, as soon as water boils or freezes, its storage capacity drops precipitously. Physicists at the...
View ArticlePhysicists are putting themselves out of a job, using artificial intelligence...
Physicists are putting themselves out of a job, using artificial intelligence to run a complex experiment.
View ArticleBose-Einstein condensates miscibility properties reveal surprises
Bose-Einstein condensates (BECs) are macroscopic systems that have quantum behaviour, and are useful for exploring fundamental physics. Now researchers at the Gakushuin University and the University of...
View ArticleProducing turbulence in a Bose-Einstein condensate yields cascade of...
(Phys.org)—A team of researchers at the University of Cambridge has succeeded in creating turbulence in a Bose–Einstein condensate (BEC) and in the process, have possibly opened the door to a new...
View ArticleQuantum particles form droplets
In experiments with magnetic atoms conducted at extremely low temperatures, scientists have demonstrated a unique phase of matter: the atoms form a new type of quantum liquid or quantum droplet state....
View ArticleExperiment involving ultracold rubidium lifts off with research rocket
Physicists want to use ultracold gases in space to measure the Earth's gravitational field, to subject Einstein's Equivalence Principle to an accurate test, and also to detect gravitational waves. The...
View ArticleLooking for entangled atoms in a Bose-Einstein condensate
Using a Bose-Einstein condensate composed of millions of sodium atoms, researchers at the Georgia Institute of Technology have observed a sharp magnetically-induced quantum phase transition where they...
View ArticleResearchers obtain supersolidity state experimentally
When matter is cooled to near absolute zero, intriguing phenomena emerge. These include supersolidity, where crystalline structure and frictionless flow occur together. ETH researchers have succeeded...
View ArticleResearchers create new form of matter—supersolid is crystalline and...
MIT physicists have created a new form of matter, a supersolid, which combines the properties of solids with those of superfluids.
View ArticleResearchers obtain Bose-Einstein condensate with nickel chloride
Bose-Einstein condensates, often called the "fifth state of matter," are obtained when atoms are cooled almost to absolute zero. Under these conditions, the particles no longer have free energy to move...
View ArticleQuantum experiments probe underlying physics of rogue ocean waves
By precisely controlling the quantum behavior of an ultracold atomic gas, Rice University physicists have created a model system for studying the wave phenomenon that may bring about rogue waves in...
View ArticleA stream of superfluid light
Scientists have known for centuries that light is composed of waves. The fact that light can also behave as a liquid, rippling and spiraling around obstacles like the current of a river, is a much more...
View ArticleExotic quantum states made from light
Light particles (photons) occur as tiny, indivisible portions. Many thousands of these light portions can be merged to form a single super-photon if they are sufficiently concentrated and cooled. The...
View ArticleScientists see fireworks from atoms at ultra-low temperatures
Scientists aren't normally treated to fireworks when they discover something about the universe. But a team of University of Chicago researchers found a show waiting for them at the atomic level—along...
View ArticlePhysicists develop faster way to make Bose-Einstein condensates
The world of an atom is one of random chaos and heat. At room temperatures, a cloud of atoms is a frenzied mess, with atoms zipping past each other and colliding, constantly changing their direction...
View ArticleToward a continuous atom laser
Ever since its invention, the laser has been an invaluable tool in physics. It is expected that an atom laser - with the light waves replaced by the quantum waves of atoms - could have similarly...
View ArticleSpontaneous Bose-Einstein condensation of excitons
Excitons are pairs of electrons and holes inside a solid material that together behave like a single particle. It has long been suspected that when many such excitons exist in the same piece of matter,...
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