Nuclear medicine uses technetium-99m among other things for tumor diagnostics. With over 30 million applications worldwide each year, it is the most widely used radioisotope. The precursor material, molybdenum-99, is mainly ...
Materials Science
Mar 31, 2022
0
15
Picture a scenario in which a highly toxic substance, like dissolved nuclear fuel, is being recycled in a reprocessing plant. Until now, workers inside the plant had very limited information about what's in the solution to ...
Analytical Chemistry
Oct 28, 2021
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102
Lawrence Livermore National Laboratory (LLNL) scientists and collaborators proposed a new mechanism by which nuclear waste could spread in the environment.
Materials Science
Sep 21, 2021
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673
When compounds in spent nuclear fuel break down, they can release radioactive elements and contaminate the ground and water. Scientists know that one spent fuel compound, neptunium dioxide, reacts with water, but they do ...
Nanomaterials
Sep 16, 2021
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38
An Ontario power company has announced it will no longer consider storing low- to intermediate-level radioactive waste within 1 mile of the Lake Huron shoreline, after a local Indian tribe's vote in opposition to the project.
Environment
Feb 5, 2020
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32
According to some experts, nuclear power holds great promise for meeting the world's growing energy demands without generating greenhouse gases. But scientists need to find a way to remove radioactive isotopes, both from ...
Nanophysics
Oct 30, 2019
1
295
The plutonium core for the first atomic weapon detonated in 1945 was taken from Los Alamos National Laboratory to a test site in the New Mexico desert in the backseat of a U.S. Army sedan.
Environment
Oct 14, 2019
2
13
The UK government has launched a process to find a volunteer community who would be willing to host a £12 billion geological disposal facility for nuclear waste. It's about time—the initiative comes after seven decades ...
Environment
Sep 26, 2019
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17
The Energy Department's most environmentally important and technically ambitious project to clean up Cold War nuclear weapons waste has stalled, putting at jeopardy an already long-delayed effort to protect the Columbia River ...
Environment
Jun 4, 2019
6
39
As nuclear explosions go, the US "Cactus" bomb test in May 1958 was relatively small—but it has left a lasting legacy for the Marshall Islands in a dome-shaped radioactive dump.
Environment
May 26, 2019
21
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