Atomic / molecular / quantum

News and Updates

Close-up of a scientific instrument with wires and a circular metallic component, illuminated by blue light, featuring a small red dot at the center.

World’s Most Accurate and Precise Atomic Clock Pushes New Frontiers in Physics

July 1, 2024

The clock is the latest demonstration that a much more precise definition of the official second is possible and that new applications of clocks are feasible.

With Some Bumps, NIST Scientists Devise a Novel Way to Extend the Wavelength Range of Microcombs

June 5, 2024

Microcombs – chip-scale devices that generate and measure frequencies of light with exquisite accuracy – have transformed timekeeping and boosted optical

The Big Quantum Chill: NIST Scientists Modify Common Lab Refrigerator to Cool Faster With Less Energy

April 23, 2024

By modifying a refrigerator commonly used in both research and industry, researchers at the National Institute of Standards and Technology (NIST) have

Projects and Programs

Far-infrared Spectroscopy of Biomolecules (Archived)

Completed

Far-infrared (or terahertz/THz, ca. 25 to 300 micron wavelength) femtosecond pulsed laser and Fourier-transform infrared methods are employed to measure

Platform for Realizing Integrated Molecule Experiments (PRIME)

Ongoing

PRIME (Platform for Realizing Integrated Molecule Experiments) aims to establish primary, quantum-based realizations for both the radiometric watt and kelvin

High-accuracy Laboratory Spectroscopic Measurements of Atmospheric Gases for Monitoring Greenhouse Gases

Ongoing

Climate science increasingly relies on satellite- and ground-based spectrometers for the top-down inventories of atmospheric greenhouse gases, most notably

Quantum Physics Theory

Ongoing

Theoretical work relevant to the determination of values of the fundamental constants, tests of bound-state quantum electrodynamics (QED), and methods of

The Research

Far-infrared Spectroscopy of Biomolecules (Archived)

Completed

Far-infrared (or terahertz/THz, ca. 25 to 300 micron wavelength) femtosecond pulsed laser and Fourier-transform infrared methods are employed to measure

Platform for Realizing Integrated Molecule Experiments (PRIME)

Ongoing

PRIME (Platform for Realizing Integrated Molecule Experiments) aims to establish primary, quantum-based realizations for both the radiometric watt and kelvin

High-accuracy Laboratory Spectroscopic Measurements of Atmospheric Gases for Monitoring Greenhouse Gases

Ongoing

Climate science increasingly relies on satellite- and ground-based spectrometers for the top-down inventories of atmospheric greenhouse gases, most notably

Quantum Physics Theory

Ongoing

Theoretical work relevant to the determination of values of the fundamental constants, tests of bound-state quantum electrodynamics (QED), and methods of

Additional Resources Links

Atomic Spectra Database

Atomic Spectroscopy Databases

Handbook of Basic Atomic Spectroscopic Data

Publications

Opportunities for Fundamental Physics Research with Radioactive Molecules

July 12, 2024

Author(s)

Michail Athanasakis-Kaklamanakis, Mia Au, Jochen Ballof, Robert Berger, Anastasia Borschevsky, Alexander Breier, Dmitry Budker, Luke Caldwell, Christopher Charles, Vincenzo Cirigliano, Jordy de Vries, David DeMille, Jacek Jacek Dobaczewski, Ch. E. Dullmann, Ephraim Eliav, Ephraim Eliav, Jonathan Engel, Mingyu Fan, Victor Flambaum, Alyssa Gaiser, Ronald Garcia Ruiz, Konstantin Gaul, Thomas Geisen, Alexander Gottberg, Gerald Gwinner, Reinhard Heinke, Steven Hoekstra, Jason Holt, Nicholas Hutzler, Andrew Jayich, Stephan Malbrunot-Ettenauer, Takayuki Miyagi, Iain Moore, Petr Navratil, Witold Nazarewicz, Gerda Neyens, Eric Norrgard, Nicholas Nusgart, Lukas Pasteka, Roy Ready, Moritz Pascal Reiter, Mikael Reponen, Sebastian Rothe, Marianna Safronova, Andrea Shindler, Jaideep Singh, Leonid Skripnikov, Silviu-Marian Udrescu, Shane Wilkins

Radioactive molecules hold great promise for their discovery potential in diverse fields. The extreme nuclear properties of heavy, short-lived nuclei and the

Third density and acoustic virial coefficients of helium isotopologues from ab initio calculations

June 24, 2024

Author(s)

Daniele Binosi, Giovanni Garberoglio, Allan H. Harvey

Improved two-body and three-body potentials for helium have been used to calculate from first principles the third density and acoustic virial coefficients for

Sub-millisecond Entanglement and iSWAP Gate between Molecular Qubits

June 21, 2024

Author(s)

Lewis Picard, Annie Park, Gabriel Patenotte, Samuel Gebretsadkan, David Wellnitz, Kang-Kuen Ni, Ana Maria Rey

Oberservation of full contrast icosahedral Bose-Einstein statistics in laser desorbed, buffer gas cooled C₆₀

June 19, 2024

Author(s)

Ya-Chu Chan, Lee Liu, Andrew Scheck, David Nesbitt, Jun Ye, Dina Rosenberg

Awards

Photomicrograph of the linear ion trap with integrated SNSPD

2023 APL Rising Stars Collection - Benedikt Hampel, Daniel Slichter, Dietrich Leibfried, Richard Mirin, Sae Woo Nam, Varun Verma

The Rising Stars Collection features notable APL papers by emerging investigators. These papers were identified by the editors and Rising

Atomic / molecular / quantum

News and Updates

World’s Most Accurate and Precise Atomic Clock Pushes New Frontiers in Physics

With Some Bumps, NIST Scientists Devise a Novel Way to Extend the Wavelength Range of Microcombs

The Big Quantum Chill: NIST Scientists Modify Common Lab Refrigerator to Cool Faster With Less Energy

Projects and Programs

Far-infrared Spectroscopy of Biomolecules (Archived)

Platform for Realizing Integrated Molecule Experiments (PRIME)

High-accuracy Laboratory Spectroscopic Measurements of Atmospheric Gases for Monitoring Greenhouse Gases

Quantum Physics Theory

The Research

Far-infrared Spectroscopy of Biomolecules (Archived)

Platform for Realizing Integrated Molecule Experiments (PRIME)

High-accuracy Laboratory Spectroscopic Measurements of Atmospheric Gases for Monitoring Greenhouse Gases

Quantum Physics Theory

Additional Resources Links

Publications

Opportunities for Fundamental Physics Research with Radioactive Molecules

Third density and acoustic virial coefficients of helium isotopologues from ab initio calculations

Sub-millisecond Entanglement and iSWAP Gate between Molecular Qubits

Oberservation of full contrast icosahedral Bose-Einstein statistics in laser desorbed, buffer gas cooled C₆₀

Awards

2023 APL Rising Stars Collection - Benedikt Hampel, Daniel Slichter, Dietrich Leibfried, Richard Mirin, Sae Woo Nam, Varun Verma

2023 Breakthrough New Horizons in Physics Prize - Adam Kaufman

2021 APS Fellow - Alexander Kramida

2022 Breakthrough Prize in Fundamental Physics - Jun Ye