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Quantum Optics News

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Generating Numbers of Photons
Release Date: 09/25/2014

A NIST team is at work on what promises to be one of the world’s most accurate methods for generating a specified number of photons, and has … more

Three's a Charm: NIST Detectors Reveal Entangled Photon Triplets
Release Date: 09/15/2014

Researchers at the University of Waterloo in Canada have directly entangled three photons in the most technologically useful state for the first … more

Clever NIST/JPL Technology Decodes More Information from Single Photons
Release Date: 02/11/2014

It's not quite Star Trek communications—yet. But long-distance communications in space may be easier now that researchers at the National … more

New Photon Detector for Advanced Communications Knows When to Not Know
Release Date: 06/26/2013

In some standardized tests, the graders add in a penalty factor for wrong answers to discourage students from randomly guessing. It turns out that … more

High-Efficiency Photon Source Brings Day of Reckoning Closer for a Famous Quantum Test
Release Date: 06/25/2013

Physicists working at the National Institute of Standards and Technology (NIST) and the Joint Quantum Institute (JQI) are edging ever closer to … more

Closing the Last Loophole for Photons
Release Date: 06/03/2013

Top: The TES package contains the sensor (about one-fourth the width of a human hair) at the center of the circular section. Bottom: A wafer with … more

Light Dynamics in a Quantum Dot
Release Date: 04/03/2013

Plots of photon arrival times at each of two detectors show that the emission of only one photon following an excitation pulse is less likely than … more

High Efficiency Single Photon Detector
Release Date: 02/19/2013

Francesco Marsili at the SPD experiment. The metal cylinder at top left is the device's cryogenic enclosure. A single photon may not seem like … more

Calculating Quantum Vacuum Forces in Nanostructures
Release Date: 02/07/2013

One of the surprising predictions of quantum mechanics is that uncharged conductors can attract each other over small distances, even in empty … more

NIST's 'Nanotubes on a Chip' May Simplify Optical Power Measurements
Release Date: 01/24/2013

The National Institute of Standards and Technology (NIST) has demonstrated a novel chip-scale instrument made of carbon nanotubes that may … more

Researchers Develop Versatile Optomechanical Sensors for Atomic Force Microscopy
Release Date: 10/24/2012

Top: Scanning electron micrograph of the chip-based optomechanical sensor. Bottom: Schematic of the disk-cantilever sensor geometry. Researchers … more

Seeing the Light with NIST's New Noiseless Optical Amplifier
Release Date: 08/08/2012

Most devices that amplify light suffer from the same problem: making the image brighter also adds muddying distortion. Scientists working at the … more

Hark! Group Demonstrates First Heralded Single Photon Source Made from Silicon
Release Date: 06/27/2012

In an important step towards more practical quantum information processing, researchers from the National Institute of Standards and Technology … more

Better 'Photon Loops' May Be Key to Computer and Physics Advances
Release Date: 08/22/2011

Surprisingly, transmitting information-rich photons thousands of miles through fiber-optic cable is far easier than reliably sending them just a … more

NIST Prototype 'Optics Table on a Chip' Places Microwave Photon in Two Colors at Once
Release Date: 07/06/2011

Researchers at the National Institute of Standards and Technology (NIST) have created a tunable superconducting circuit on a chip that can place a … more

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