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Physics

Quantum information science

News and Updates

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NIST's Charles Clark Named Co-Director of the Joint Quantum Institute

May 10, 2011

Physicist Charles Clark of the National Institute of Standards and Technology (NIST) has been named a co-director of the Joint Quantum Institute (JQI), a...

Colorized micrograph of NIST's aluminum drum

NIST Electromechanical Circuit Sets Record Beating Microscopic 'Drum'

March 9, 2011

BOULDER, Colo.—Physicists at the National Institute of Standards and Technology (NIST) have demonstrated an electromechanical circuit in which microwaves...

ultracold gas of nearly 200,000 rubidium-87 atoms

JQI Physicists Demonstrate Coveted 'Spin-Orbit Coupling' for the First Time in Ultracold Atomic Gases

March 2, 2011

GAITHERSBURG, Md.—Physicists at the Joint Quantum Institute (JQI), a collaboration of the National Institute of Standards and Technology (NIST) and the...

Quantum Hot Potato: NIST Researchers Entice Two Atoms to Swap Smallest Energy Units

February 23, 2011

BOULDER, Colo.—Physicists at the National Institute of Standards and Technology (NIST) have for the first time coaxed two atoms in separate locations to take...

Etched Quantum Dots Shape Up as Single Photon Emitters, NIST Tests Show

February 22, 2011

Like snowflakes or fingerprints, no two quantum dots are identical. But a new etching method for shaping and positioning these semiconductor nanocrystals might...

NIST Advances Single Photon Management for Quantum Computers

January 19, 2011

The quantum computers of tomorrow might use photons, or particles of light, to move around the data they need to make calculations, but photons are tricky to...

New Wave: JILA Develops Efficient Source of Terahertz Radiation

January 19, 2011

JILA researchers have developed a laser-based source of terahertz radiation that is unusually efficient and less prone to damage than similar systems. The...

Integrated circuit for NIST's new programmable AC/DC 10-volt standard

NIST Ships First Programmable AC/DC 10-Volt Standard

October 26, 2010

Extending its 26-year tradition of innovative quantum voltage standards, researchers at the National Institute of Standards and Technology (NIST) have begun...

This Little Light of Mine: Changing the Color of Single Photons Emitted by Quantum Dots

October 13, 2010

Researchers at the National Institute of Standards and Technology (NIST) have demonstrated* for the first time the conversion of near-infrared 1,300 nm...

NIST Researchers Create 'Quantum Cats' Made of Light

August 31, 2010

Researchers at the National Institute of Standards and Technology (NIST) have created "quantum cats" made of photons (particles of light), boosting prospects...

Novel Ion Trap with Optical Fiber Could Link Atoms and Light in Quantum Networks

July 6, 2010

Physicists at the National Institute of Standards and Technology (NIST) have demonstrated an ion trap with a built-in optical fiber that collects light emitted...

Colorized micrograph of superconducting circuit

NIST Develops 'Dimmer Switch' for Superconducting Quantum Computing

April 27, 2010

Scientists at the National Institute of Standards and Technology (NIST) have developed the first "dimmer switch" for a superconducting circuit linking a quantum...

NIST engineer Sae Woo Nam working on a photo detector

NIST Detector Counts Photons With 99 Percent Efficiency

April 13, 2010

Scientists at the National Institute of Standards and Technology (NIST) have developed the world's most efficient single photon detector, which is able to count...

NIST Racetrack Ion Trap is a Contender in Quantum Computing Quest

March 30, 2010

Physicists at the National Institute of Standards and Technology (NIST) have built and tested a device for trapping electrically charged atoms (ions) that...

Seeing the Quantum in Chemistry: JILA Scientists Control Chemical Reactions of Ultracold Molecules

February 11, 2010

Physicists at JILA have for the first time observed chemical reactions near absolute zero, demonstrating that chemistry is possible at ultralow temperatures and...

$A single photon travels through alternating layers of low (blue) and high (green) refractive index material more slowly (top) or quickly (bottom) depending upon the order of the layers.$

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Quantum information science

News and Updates

NIST's Charles Clark Named Co-Director of the Joint Quantum Institute

NIST Electromechanical Circuit Sets Record Beating Microscopic 'Drum'

JQI Physicists Demonstrate Coveted 'Spin-Orbit Coupling' for the First Time in Ultracold Atomic Gases

Quantum Hot Potato: NIST Researchers Entice Two Atoms to Swap Smallest Energy Units

Etched Quantum Dots Shape Up as Single Photon Emitters, NIST Tests Show

NIST Advances Single Photon Management for Quantum Computers

New Wave: JILA Develops Efficient Source of Terahertz Radiation

NIST Ships First Programmable AC/DC 10-Volt Standard

This Little Light of Mine: Changing the Color of Single Photons Emitted by Quantum Dots

NIST Researchers Create 'Quantum Cats' Made of Light

Novel Ion Trap with Optical Fiber Could Link Atoms and Light in Quantum Networks

NIST Develops 'Dimmer Switch' for Superconducting Quantum Computing

NIST Detector Counts Photons With 99 Percent Efficiency

NIST Racetrack Ion Trap is a Contender in Quantum Computing Quest

Seeing the Quantum in Chemistry: JILA Scientists Control Chemical Reactions of Ultracold Molecules

Stacking the Deck: Single Photons Observed at Seemingly Faster-than-Light Speeds

Theorists Close In on Improved Atomic Property Predictions

Everlasting Quantum Wave: NIST Physicists Predict New Form of Soliton in Ultracold Gases

JQI Researchers Create 'Synthetic Magnetic Fields' for Neutral Atoms

NIST Demonstrates 'Universal' Programmable Quantum Processor

JQI Researchers Create Entangled Photons from Quantum Dots

NIST Demonstrates 'Universal' Programmable Quantum Processor for Quantum Computers

NIST Physicists Turn to Radio Dial for Finer Atomic Matchmaking

Diamonds May Be the Ultimate MRI Probe, Say Quantum Physicists

NIST Demonstrates Sustained Quantum Computation Processing

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