搜索结果: 1-13 共查到“国际动态 高能物理学 ATLAS”相关记录13条 . 查询时间(0.062 秒)
Improved ATLAS result weighs in on the W boson（图）
ATLAS结果 W玻色子 粒子物理学 标准模型
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2023/5/26
Geneva, 23 March 2023. The W boson, a fundamental particle that carries the charged weak force, is the subject of a new precision measurement of its mass by the ATLAS experiment at CERN.
ATLAS delivers most precise luminosity measurement at the LHC（图）
ATLAS 大型强子对撞机 亮度测量
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2023/5/26
When the Large Hadron Collider (LHC) is operating, it produces more than one billion proton–proton interactions every second. But exactly how many take place in the LHC experiments? Critical to every ...
ATLAS moves into top gear for Run 3（图）
ATLAS 运行3 最高档位 Z玻色子 顶夸克对
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2023/5/26
After over three years of upgrade and maintenance work, the Large Hadron Collider began its third period of operation (Run 3) in July 2022. Since then, the world’s most powerful particle accelerator h...
ATLAS measures Higgs boson’s decay width（图）
ATLAS 希格斯玻色子 衰变宽度
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2023/5/26
Since discovering the Higgs boson 10 years ago, the ATLAS and CMS collaborations have been carrying out numerous measurements of its properties and its interactions with other particles, which have be...
ATLAS measures joint polarisation of carriers of the weak force（图）
ATLAS 弱力载体 联合极化
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2023/5/26
In the Standard Model of particle physics, the Brout–Englert–Higgs mechanism provides mass to elementary particles. While physicists are carrying out direct studies of the Higgs boson to test this mec...
中国科学技术大学物理学院ATLAS合作组在希格斯粒子实验研究中做出重要贡献（图）
希格斯粒子 双缪子末态 四底夸克末态
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2022/9/14
希格斯粒子在描述微观世界的“标准模型”中有着举足轻重的地位，基本粒子与希格斯场发生相互作用而获得质量。历时近半个世纪，该粒子于2012年由欧洲核子中心大型强子对撞机上的ATLAS与CMS实验发现，并直接促成2013年的诺贝尔物理学奖。后发现时代的研究重心是继续深入开展希格斯粒子性质测量以期揭示希格斯粒子更深层次的自然本性。ATLAS合作组于希格斯粒子发现十周年纪念日（2022.7.4）将该粒子的最...
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...
ATLAS strengthens its search for supersymmetry（图）
ATLAS 超对称性 μ介子磁矩难题
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2023/5/26
Where is all the new physics? In the decade since the Higgs boson’s discovery, there have been no statistically significant hints of new particles in data from the Large Hadron Collider (LHC). Could t...
ATLAS nets top quark produced together with a photon（图）
ATLAS 网顶夸克 光子
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2023/5/26
The top quark is very special. It’s the heaviest known elementary particle and therefore strongly interacts with the Higgs boson. The top quark’s interactions with other particles provide promising le...
ATLAS seeks out unusual signatures of long-lived particles（图）
ATLAS 长寿命粒子 不寻常特征
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2023/5/26
High-energy collisions at the Large Hadron Collider (LHC) allow researchers to clearly study heavy Standard Model particles, like the Higgs boson, that decay almost immediately at the LHC collision po...
ATLAS reports first observation of WWW production（图）
ATLAS报告 WWW 首次观察
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2023/5/29
Today, at the EPS-HEP Conference 2021, the ATLAS collaboration announced the first observation of a rare process: the simultaneous production of three W bosons.
First ATLAS New Small Wheel nears completion（图）
ATLAS 小轮 探测器
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2023/5/30
These now-iconic detectors are critical to a new era of exploration for the ATLAS experiment. In the coming years, a major upgrade to the LHC – known as the High-Luminosity LHC – aims to crank up the ...
ATLAS result addresses long-standing tension in the Standard Model
ATLAS 标准模型 张力 W玻色子衰变
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2023/5/26
The best-known particle in the lepton family is the electron, a key building block of matter and central to our understanding of electricity. But the electron is not an only child. It has two heavier ...