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ATLAS and CMS observe simultaneous production of four top quarks（图）
ATLAS CMS 四顶夸克 同时产生
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2023/5/26
Today, at the Moriond conference, the ATLAS and CMS collaborations have both presented the observation of a very rare process: the simultaneous production of four top quarks. They were observed using ...
CMS measures rare particle decay with high precision（图）
CMS 高精度测量 稀有颗粒 衰变
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2023/5/26
At CERN’s Large Hadron Collider (LHC), studies of rare processes allow scientists to infer the presence of heavy particles, including undiscovered particles, that cannot be directly produced. Such par...
ATLAS and CMS release results of most comprehensive studies yet of Higgs boson’s properties（图）
ATLAS CMS 希格斯玻色子
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2023/5/26
Today, exactly ten years after announcing the discovery of the Higgs boson, the international ATLAS and CMS collaborations at the Large Hadron Collider (LHC) report the results of their most comprehen...
CMS on the lookout for new physics（图）
CMS 大型强子对撞机 碰撞事件
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2023/5/26
With Run 3 of the LHC just around the corner, the LHC experiments are still publishing new results based on the previous runs’ data. Despite no new discoveries being announced, small deviations from e...
CMS homes in on Higgs boson’s lifetime（图）
CMS 希格斯玻色子 寿命
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2023/5/26
The Higgs boson doesn’t stick around for long. Once it is created in particle collisions, the famed particle lives for a mere less than a trillionth of a billionth of a second or, more precisely, 1.6 ...
A triple treat from CMS（图）
CMS 三重款待粒子物理学
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2023/5/29
It’s a triple treat. By sifting through data from particle collisions at the Large Hadron Collider (LHC), the CMS collaboration has seen not one, not two but three J/ψ particles emerging from a single...
Down with physics: Giant CMS magnet goes underground at CERN
Muon Solenoid particle magnet
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2007/3/5
February 28, 2007Batavia, Ill. - Scientists of the US CMS collaboration joined colleagues around the world in announcing today (February 28) that the heaviest piece of the Compact Muon Solenoid partic...