Cryogenics as a technique involves the generation, control, and application of extremely low temperatures, typically below −150 °C, to manipulate physical, chemical, or biological systems. It encompasses methods for liquefying gases (e.g., helium, hydrogen, nitrogen) using staged compression–expansion, Joule–Thomson cooling, and regenerative heat exchange, as well as thermal insulation strategies such as multilayer insulation and high-vacuum environments. Cryogenic techniques enable superconductivity studies, low-temperature spectroscopy, quantum device operation, and preservation or embrittlement of materials by stabilizing phases, suppressing thermal noise, and altering transport properties, while requiring precise management of thermal loads, cryogen boil-off, and material behavior at cryogenic temperatures.
For NASA's next generation of deep-space exploration missions, spacecraft may need to refuel in Earth orbit before pushing farther into the solar system. Similar to how a gas pump needs a nozzle to fit your fuel tank, future ...
Space Exploration
Jun 29, 2026
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Scientists at the Max Planck Institute for the Science of Light (MPL) have developed a technique for interrogating molecules on surfaces with spectroscopic precision, thereby reaching the ultimate quantum limit for the first ...
Optics & Photonics
Jun 26, 2026
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A research team led by Prof. Zhang Jinglei from Hefei Institutes of Physical Science, Chinese Academy of Sciences, found that the trilayer nickelate La4Ni3O10-δ exhibits a nearly isotropic upper critical field under high ...
Condensed Matter
Jun 25, 2026
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Scientists at NPL have demonstrated the best-reported laser frequency stability achieved with an optical reference cavity operating at room temperature, marking a major advance in ultrastable laser technology. The team's ...
Optics & Photonics
Jun 24, 2026
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Physicists and instrument makers in Leiden have succeeded in optimizing a spring that almost completely filters out vibrations at temperatures near absolute zero. This breakthrough opens the door to a new generation of highly ...
Quantum Physics
Jun 24, 2026
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Cryo-electron microscopy (cryo-EM) can help scientists determine the three-dimensional structure of proteins in unprecedented detail. Jacques Dubochet, former group leader at EMBL, shared the 2017 Nobel Prize in chemistry ...
Cell & Microbiology
Jun 23, 2026
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By harnessing the unique properties of quantum mechanics, scientists and engineers worldwide seek to enable systems with extraordinary capabilities. Many of them are working on the highly anticipated development of quantum ...
Quantum Physics
Jun 17, 2026
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Researchers from the Department of Electrical and Computer Engineering in the Faculty of Engineering at the University of Hong Kong (HKU) and the Centre for Advanced Semiconductors and Integrated Circuits (CASIC) have achieved ...
Condensed Matter
Jun 8, 2026
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Quantum computers have the potential to transform science, accelerating breakthroughs in drug development, cosmology, materials science, nuclear physics, and more.
Quantum Physics
May 27, 2026
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When people eventually head to the moon for long-term exploration and habitation, they'll need equipment and spacesuits made of well-tested materials. That's where NASA's Lunar Environment Test Rig (LESTR) comes in handy. ...
Space Exploration
May 21, 2026
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