News on China's scientific and technological development.

sunnymaxi

Major
Registered Member

China's first commercial reactor online irradiation isotope production device was put into operation, breaking the long-term dependence on imports of medical isotopes​


on December 26 that according to CCTV Finance, today China's first commercial reactor online irradiation isotope production device was officially put into operation at the China National Nuclear Corporation's Qinshan Nuclear Power Base, and the first batch of short-period isotope lutetium-177 was also officially produced. This marks that China has successfully mastered the key technology of using nuclear power commercial reactors for irradiation to produce short-period isotopes.

Medical isotopes are mostly short-half-life isotopes, which require the rapid loading and unloading of irradiation test targets to be accurately achieved during the normal operation of the reactor, making the technical difficulty rise exponentially. After repeated adjustments and multiple rounds of high-frequency discussions, Qinshan Nuclear Power designed a conceptual prototype of the device and formed a feasible plan.

The commissioning of the first commercial reactor online irradiation isotope production device means that China has the ability to supply large quantities of isotopes stably and sustainably . Short-half-life medical isotopes such as lutetium-177 will be supplied in large quantities and stably in the future. The production capacity can fully meet domestic demand and break the situation where China's medical isotopes have long relied on imports .

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GulfLander

Colonel
Registered Member
"China is finishing construction on its physics research facility, setting to go online next year, in rural Guangdong province, located 700 meters underground, preventing it from unwanted cosmic rays.

After 10 years of construction, the $300 million Jiangmen Underground Neutrino Observatory (JUNO) will detect the mysterious ghost particles lurking around us to understand why matters are the way they are.

At the core part of JUNO stands the 12-story-tall acrylic sphere with a diameter of 35.4 meters, big enough to capture the light-speed and electrically neutral neutrinos, the tiniest among the 12 elementary particles.

Once operating, JUNO will also be used to study astronomical objects, like the sun and supernovas.

The detector is one of three being built across the globe with the other two, based in the United States and Japan, still under construction.

The answer could improve our understanding of fundamental physics, astrophysics, and cosmology."
 
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