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Plasma Physics Jun 24, 2022

Physicists reinvestigate nuclear excitation by electron capture using isomer beam

A "dark" environment was created at the Radioactive Ion Beam Line in Lanzhou (RIBLL), China, to look for a faint flash of light as evidence of isomer depletion. Such depletion is required to harness nuclear energy stored ...

Astronomy Jun 16, 2022

Dead star's cannibalism of its planetary system is most far-reaching ever witnessed

The violent death throes of a nearby star so thoroughly disrupted its planetary system that the dead star left behind—known as a white dwarf—is sucking in debris from both the system's inner and outer reaches, UCLA astronomers ...

Plasma Physics Jun 13, 2022

Helium pre-exposure inhibits hydrogen isotope permeation in wall materials

A research team from the Hefei Institutes of Physical Science (HFIPS) of the Chinese Academy of Sciences (CAS) has recently revealed that helium exposure could inhibit the penetration of hydrogen isotopes in wall materials. ...

Plasma Physics Jun 10, 2022

Magnetizing laser-driven inertial fusion implosions

Nuclear fusion is a widely studied process through which atomic nuclei of a low atomic number fuse together to form a heavier nucleus, while releasing a large amount of energy. Nuclear fusion reactions can be produced using ...

Plasma Physics Jun 6, 2022

Experts chip away at corrosion for the future of fusion

Practical fusion energy is not just a dream at the Department of Energy's Oak Ridge National Laboratory. Experts in fusion and material science are working together to develop solutions that will make a fusion pilot plant—and ...

Plasma Physics Jun 1, 2022

Unprecedented level of insight into plasma edge phenomena

Producing energy and heat using plasma fusion is one of the promising technologies for the transition to sustainable energy sources. One of the challenges is managing the temperatures in the plasma edge. Ph.D. researcher ...

Astronomy May 26, 2022

Researcher describes how extraterrestrial civilizations could colonize the galaxy even if they don't have starships

Astronomers have searched for extraterrestrial civilizations in planetary systems for sixty years, to no avail. In the paper published by International Journal of Astrobiology, Cambridge University Press, and titled "Migrating ...

Plasma Physics May 25, 2022

Fusion experts tackle cooling strategies for fusion fuel cycle

To achieve practical energy from fusion, extreme heat from the fusion system "blanket" component must be extracted safely and efficiently. Oak Ridge National Laboratory fusion experts are exploring how tiny 3D-printed obstacles ...

Astronomy May 16, 2022

Extraterrestrial stone brings first supernova clues to Earth

New chemistry "forensics" indicate that the stone named Hypatia from the Egyptian desert could be the first tangible evidence found on Earth of a supernova type Ia explosion. These rare supernovas are some of the most energetic ...

Space Exploration May 16, 2022

Humans have big plans for mining in space, but there are many things holding us back

Like Earth, planetary bodies such as the moon, Mars, asteroids and comets contain substantial deposits of valuable resources. This has caught the attention of both researchers and industry, with hopes of one day mining them ...

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