Researchers at JILA, a joint institute of NIST and the University of Colorado Boulder, have developed a new technique to study ultracold atoms. While this is not a formal industry standard, the method was published in *Nature* in 2008 and is currently used to probe the hidden properties of atomic gases. It adapts a traditional measurement tool to work with cold gases, allowing for new insights into how particles interact at a quantum level.
The technique works by using radio waves to eject atoms from a cloud, then measuring their speed and energy simultaneously. This reveals an “energy gap,” which shows how tightly atoms pair up, similar to how electrons behave in materials that conduct electricity with zero resistance. This capability to see both energy and motion at once is a significant improvement over older methods that could only see one or the other.
This research could eventually lead to better electricity transmission and more stable quantum computers that use laser grids. Because it is foundational science, there is no specific commercial release date, but the tool is now available for designing future quantum hardware. It provides a clearer view of the microscopic details needed to build more efficient quantum technologies.
Keywords: photoemission spectroscopy, superfluidity, energy gap
