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World's First Nuclear Clock Prototype Becomes Operational

Two research teams in Vienna and Beijing have successfully developed a prototype thorium-229 nuclear clock. This achievement marks a new era in the field of time measurement.

Source: VnExpress·October 10, 2026

Two scientific research teams in Vienna, Austria, and Beijing, China, have jointly achieved a breakthrough in the field of time measurement. They have successfully constructed a prototype nuclear clock utilizing the thorium-229 isotope. This marks the first time such a device has been made operational, signifying a crucial milestone in scientific history. The thorium-229 nuclear clock operates on the principle of nuclear energy transitions, promising superior accuracy compared to existing atomic clocks. This development ushers in a new era for applications demanding extremely high time precision, ranging from Global Positioning Systems (GPS) and telecommunications to fundamental physics experiments and space research. The success of these two independent research groups also underscores the importance of international collaboration and continuous effort in pushing the boundaries of technology. The successful construction of this prototype is the initial step towards developing future generations of even more precise clocks.

Key points
* The first thorium-229 nuclear clock prototype has been successfully developed.
* Research teams in Vienna and Beijing achieved this scientific milestone.
* This event inaugurates a new era for precise time measurement.

Nguồn / Source: VnExpress - Số hóa

Original source
VnExpress - Số hóa
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