Atomic / molecular / quantum

News and Updates

Illustration of a pair of tweezers surrounding a beam of light that illuminates a line of atoms, each with an analog clock face in the center and an up and down arrow pointing through it.

New Spin-Squeezing Techniques Let Atoms Work Together for Better Quantum Measurements

September 25, 2023

Opening new possibilities for quantum sensors, atomic clocks and tests of fundamental physics, JILA researchers have developed new ways of “entangling” or

Four researchers pose standing in a lab, smiling and wearing safety glasses, surrouded by wires and other electronics.

NIST Demonstrates a New ‘Primary Standard’ for Measuring Ultralow Pressures

August 10, 2023

Chip manufacturing, gravitational wave detectors and quantum computers could all benefit from better ways to measure a vacuum.

Two people wearing coveralls in a "clean room" lab look up at a disk-shaped object that one of them is holding.

Spotlight: Detecting the Inner Workings and Origins of Our Universe With NIST Researcher Tammy Lucas

July 20, 2023

NIST researcher Tammy Lucas is building tools to help astronomers and cosmologists look back in time to the earliest moments of our universe — and see what we

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

Si-Based Single Spin/Single Photon Measurement, Coherence and Manipulation

Ongoing

We are characterizing Si-based single-electron quantum dots at low temperatures (down to 10 mK) to explore the possibility of quantum coherent manipulation in

$Schematics and diffraction patterns$

Aberration-corrected scanning transmission electron microscopy

Ongoing

Provide atomic resolution imaging and analysis of complex materials and devices, while also advancing transmission electron microscopy methods.

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

Si-Based Single Spin/Single Photon Measurement, Coherence and Manipulation

Ongoing

We are characterizing Si-based single-electron quantum dots at low temperatures (down to 10 mK) to explore the possibility of quantum coherent manipulation in

$Schematics and diffraction patterns$

Aberration-corrected scanning transmission electron microscopy

Ongoing

Provide atomic resolution imaging and analysis of complex materials and devices, while also advancing transmission electron microscopy methods.

Additional Resources Links

Atomic Spectra Database

Atomic Spectroscopy Databases

Handbook of Basic Atomic Spectroscopic Data

Publications

Opportunities for Fundamental Physics Research with Radioactive Molecules

September 18, 2023

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

Ab initio Calculation of Fluid Properties for Precision Metrology

September 12, 2023

Author(s)

Giovanni Garberoglio, Christof Gaiser, Roberto Maria Gavioso, Allan H. Harvey, Robert Hellmann, Bogumil Jeziorski, Karsten Meier, Michael R. Moldover, Laurent Pitre, Krzysztof Szalewicz, Robin Underwood

Recent advances regarding the interplay between ab initio calculations and metrology are reviewed, with particular emphasis on gas-based techniques used for

Radiative Decay Rate and Branching Fractions of MgF

September 8, 2023

Author(s)

Eric Norrgard, Catherine Cooksey, Stephen Eckel, Nickolas Pilgram, Kayla Rodriguez, Howard W. Yoon, Yuly Andrea Chamorro Mena, Lukáš Pašteka, Anastasia Borschevsky

Here we report measured and calculated values of radiative decay rates and vibrational branching fractions for the A$^2\Pi$ state of MgF. The decay rate

Simulations of a frequency-chirped magneto-optical trap of MgF

September 8, 2023

Author(s)

Kayla Rodriguez, Nickolas Pilgram, Daniel Barker, Stephen Eckel, Eric Norrgard

We simulate the capture process of MgF molecules into a frequency-chirped molecular MOT. Our calculations show that by chirping the frequency, the MOT capture

Atomic / molecular / quantum

News and Updates

New Spin-Squeezing Techniques Let Atoms Work Together for Better Quantum Measurements

NIST Demonstrates a New ‘Primary Standard’ for Measuring Ultralow Pressures

Spotlight: Detecting the Inner Workings and Origins of Our Universe With NIST Researcher Tammy Lucas

Projects and Programs

Far-infrared Spectroscopy of Biomolecules (Archived)

Platform for Realizing Integrated Molecule Experiments (PRIME)

Si-Based Single Spin/Single Photon Measurement, Coherence and Manipulation

Aberration-corrected scanning transmission electron microscopy

The Research

Far-infrared Spectroscopy of Biomolecules (Archived)

Platform for Realizing Integrated Molecule Experiments (PRIME)

Si-Based Single Spin/Single Photon Measurement, Coherence and Manipulation

Aberration-corrected scanning transmission electron microscopy

Additional Resources Links

Publications

Opportunities for Fundamental Physics Research with Radioactive Molecules

Ab initio Calculation of Fluid Properties for Precision Metrology

Radiative Decay Rate and Branching Fractions of MgF

Simulations of a frequency-chirped magneto-optical trap of MgF

Awards

2023 Breakthrough New Horizons in Physics Prize - Adam Kaufman

2021 APS Fellow - Alexander Kramida

2022 Breakthrough Prize in Fundamental Physics - Jun Ye

2019 Norman F. Ramsey Prize - Jun Ye