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Tests for Lepton Universality Violating New Physics.

Tests for Lepton Universality Violating New Physics.
违反新物理学的轻子普遍性测试。
批准号:
1915142
负责人:
Alakabha Datta
金额:
$12.0万
依托单位:
依托单位国家:
美国
项目类别:
Continuing Grant
财政年份:
2019
资助国家:
美国
项目状态:
已结题
起止时间:
2019-09-01 至 2023-08-31

项目摘要

项目成果

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中文摘要
翻译
该奖项资助密西西比大学Alakabha Datta教授的研究活动。高能物理专注于发现物质的基本组成部分以及它们如何相互作用。高能物理学家试图发现新粒子并了解支配它们的定律有两种方法。第一种方法是在高能创造条件,在那里产生这些新的物质状态,第二种方法是在更低的能量下进行非常精确的测量,在那里可以检测到这些新粒子的间接影响。达塔教授的工作重点放在第二种方法上,包括开发能够搜索新粒子并通过精确测量测试与这些粒子相关的理论的方法。在过去的几年里,在几个实验中出现了一些迹象,显示出与现有理论的偏差。这些反常现象可能表明存在新的基本粒子,达塔教授的研究将致力于证实这些反常现象,并分离出导致这些效应的新粒子。因此,这一领域的研究通过促进科学最基本的方向之一--发现和理解新的物理定律--来促进国家利益。预计该项目还将产生更广泛的重大影响。达塔教授将让研究生参与他的研究,从而为开始这一领域研究的初级物理学家提供关键培训。他还打算在不同的学校和大学就他的研究成果进行公开演讲,包括招收大量少数民族学生的机构。他还将根据他的研究结果开发新的课程。从技术上讲,达塔教授将探索同时解释各种味道异常的理论。他将研究不仅包含重的新粒子,而且还包含轻的和隐藏的扇形粒子的模型。他还将研究如何使用致力于中微子物理、暗物质搜索和新的重粒子搜索的各种实验来测试这些理论。这一奖项反映了NSF的法定使命,并通过使用基金会的智力优势和更广泛的影响审查标准进行评估,被认为值得支持。
英文摘要
This award funds the research activities of Professor Alakabha Datta at the University of Mississippi. High-energy physics focuses on discovering the fundamental building blocks of matter and how they interact with each other. There are two ways in which high-energy physicists try to discover new particles and learn about the laws that govern them. The first approach is to create conditions at high energies where these new states of matter will be produced, and the second approach is to make very precise measurements at lower energies where the indirect effects of these new particles can be detected. Professor Datta's work focuses on the second approach and involves developing methods that can search for new particles and test theories associated with these particles via precision measurements. Over the last few years hints have emerged at several experiments that show deviations from the existing theory. These anomalies could indicate the existence of new fundamental particles and Professor Datta's research will aim to confirm these anomalies and isolate the new particles causing these effects. As a result, research in this area advances the national interest by promoting the progress of science in one of its most fundamental directions: the discovery and understanding of new physical laws. This project is also envisioned to have significant broader impacts. Professor Datta will involve graduate students in his research, and thereby provide critical training for junior physicists beginning research in this field. He also intends to give public lectures on his research results at various schools and universities, including institutions with significant minority-student enrollments. He will also develop new course curricula based on the results of his research. More technically, Professor Datta will explore theories that provide simultaneous explanations of the various flavor anomalies. He will investigate models that contain not only heavy new particles but also light and hidden-sector particles. He will also study how these theories can be tested using various experiments dedicated to neutrino physics, dark-matter searches, and new heavy-particle searches.This award reflects NSF's statutory mission and has been deemed worthy of support through evaluation using the Foundation's intellectual merit and broader impacts review criteria.
期刊论文(7)
专著(0)
科研奖励(0)
会议论文
B¯→D(*)ℓX¯ decays in effective field theory with massive right-handed neutrinos
B���D(*)�X�在有效场论中伴随大量右旋中微子衰变
DOI: 10.1103/physrevd.106.l011702
发表时间: 2022
期刊: Physical Review D
影响因子: 5
作者: [Datta, Alakabha, Liu, Hongkai, Marfatia, Danny]
通讯作者: Marfatia, Danny
Dark sector origin of the KOTO and MiniBooNE anomalies
KOTO 和 MiniBooNE 异常的暗区起源
DOI: 10.1016/j.physletb.2020.135579
发表时间: 2020
期刊: Physics Letters B
影响因子: 4.4
作者: [Datta, Alakabha, Kamali, Saeed, Marfatia, Danny]
通讯作者: Marfatia, Danny
DOI: 10.1007/jhep02(2021)015
发表时间: 2020-10
期刊: Journal of High Energy Physics
影响因子: 5.4
作者: [A. Datta;Jacky Kumar;Hongkai Liu;D. Marfatia]
通讯作者: A. Datta;Jacky Kumar;Hongkai Liu;D. Marfatia
DOI: 10.1007/jhep10(2021)024
发表时间: 2021-07
期刊: Journal of High Energy Physics
影响因子: 5.4
作者: [Bhubanjyoti Bhattacharya;A. Datta;A. Petrov;J. Waite]
通讯作者: Bhubanjyoti Bhattacharya;A. Datta;A. Petrov;J. Waite
共 6 条
    A Bottom Up Approach to New Physics in Flavor Phenomenology
    • 批准号:
      2309937
    • 项目类别:
      Standard Grant
    • 资助金额:
      $21.0万
    • 财政年份:
      2023
    • 负责人:
      Alakabha Datta
    • 依托单位:
    Flavor Phenomenology with Third Generation Quarks and Leptons
    • 批准号:
      1414345
    • 项目类别:
      Continuing Grant
    • 资助金额:
      $10.5万
    • 财政年份:
      2014
    • 负责人:
      Alakabha Datta
    • 依托单位:
    Selected Topics in Quark Flavor, Neutrino and Higgs physics
    • 批准号:
      1068052
    • 项目类别:
      Continuing Grant
    • 资助金额:
      $9.0万
    • 财政年份:
      2011
    • 负责人:
      Alakabha Datta
    • 依托单位:
    海外基金