年份 | 2017 |
学科 | 物理与天文学 Physics and Astronomy |
国家/州 | United State of America |
Extra Radial Muon Orbit Distortion with E821 Beta Function
The E821 experiment conducted in the national light source synchrotron in 2001 measured the muon's anomalous magnetic moment to a precision of 0.74 ppm, producing a three sigma difference between Standard Model predictions and experimental results. In order to conclusively decide whether the Standard Model needs expansion, a more precise model of the distortion of the muon's orbit was derived, factoring in betatron oscillations and closed orbit distortions using multivariate and differential techniques (including Greene’s theorem and Fourier Analysis). The previous models were compared to this novel model with a numerical baseline generated by a neural network in Python. Analysis in Mathematica and Linux command line verified that the prediction of the pathing of the muon was improved by over ten percent, increasing the precision of the moment to 0.54 ppm, without any investment into physical infrastructure. This allows for a better test of the completeness of the Standard Model and can improve the understanding of muon behavior in energy filled plasmas.
英特尔国际科学与工程大奖赛,简称 "ISEF",由美国 Society for Science and the Public(科学和公共服务协会)主办,英特尔公司冠名赞助,是全球规模最大、等级最高的中学生的科研科创赛事。ISEF 的学术活动学科包括了所有数学、自然科学、工程的全部领域和部分社会科学。ISEF 素有全球青少年科学学术活动的“世界杯”之美誉,旨在鼓励学生团队协作,开拓创新,长期专一深入地研究自己感兴趣的课题。
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