Reference Terms
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Positron emission tomography
Positron emission tomography (PET) is a nuclear medicine medical imaging technique which produces a three dimensional image or map of functional processes in the body.
Note: The above text is excerpted from the Wikipedia article "Positron emission tomography", which has been released under the GNU Free Documentation License.
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Matter & Energy News
April 26, 2024
Apr. 23, 2024 — Researchers describe the steps they took to manipulate DNA and proteins -- essential building blocks of life -- to create cells that look and act like cells from the body. This accomplishment, a first in the field, has implications for efforts in ...
Apr. 10, 2024 — In a new breakthrough that could revolutionise medical and material engineering, scientists have developed a first-of-its-kind molecular device that controls the release of multiple small molecules ...
Mar. 18, 2024 — Leafhoppers, a common backyard insect, secrete and coat themselves in tiny mysterious particles that could provide both the inspiration and the instructions for next-generation technology, according to a new study. In a first, the team precisely ...
Mar. 18, 2024 — Performing a new task based solely on verbal or written instructions, and then describing it to others so that they can reproduce it, is a cornerstone of human communication that still resists artificial intelligence (AI). A team has succeeded in ...
Latest Headlines
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Apr. 25, 2024 — Researchers have developed a compact and lightweight single-photon airborne lidar system that can acquire high-resolution 3D images with a low-power laser. This advance could make single-photon lidar ...
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Apr. 25, 2024 — A newly developed nanomaterial that mimics the behavior of proteins could be an effective tool for treating Alzheimer's and other neurodegenerative ...
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Apr. 25, 2024 — Oil is an important natural resource for many industries, but it can lead to serious environmental damage when accidentally spilled. While large oil ...
Apr. 25, 2024 — Scientists have watched a molecule move across a graphite surface in unprecedented detail. It turns out this particular molecule moves like a Moon ...
Apr. 25, 2024 — Two of the biggest challenges faced by new and potential electric vehicle (EV) drivers are range anxiety and speed of charging, but these shouldn't have to be challenges at all. Researchers ...
Apr. 25, 2024 — 'Bookworm' is a cute thing to call a voracious reader, but actual bookworms -- as well as microorganisms and time -- break down the flour pastes commonly used to keep old publications in one piece. ...
Apr. 25, 2024 — A team of researchers has made a significant breakthrough in the field of organic ...
Apr. 24, 2024 — A new technique can generate batches of certain entangled states in a quantum processor. This advance could help scientists study the fundamental quantum property of entanglement and enable them to ...