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PKU HEP Seminar and Workshop (北京大学高能物理组)

WIMP Dark Matter in Supersymmetric Theories

by Prof. Jun-jie Cao (Henan Normal University)

Asia/Shanghai
B105 (CHEP)

B105

CHEP

West Building, School of Physics, PKU
Description
近年来暗物质直接探测实验的快速进展,强烈限制了WIMP粒子作为暗物质候选者。鉴于超对称理论通常采用WIMP粒子作为暗物质,其理论的合理性也广受质疑。针对该问题,我们指出在超对称理论中,最简单的解决方案就是对次最小超对称模型进行Seesaw机制扩充,由此形成的一类理论不仅能够解决中微子质量问题,还能自然地破缺电弱对称性破缺、预言正确的暗物质残留密度以及逃脱LHC实验带来的限制。特别的,在此类理论中暗物质与原子核的散射截面可以在中微子背景以下而不会引进大的精细调节。通过对理论进行Bayesian分析,我们验证上述结论的合理性。
Participants
  • Andrew Levin
  • Bin Chen
  • Bo-Qiang Ma
  • Jia Liu
  • Jia Tian
  • Jiao Zhang
  • Jue Hou
  • Qian-Fei Xiang
  • Qing-Hong Cao
  • Rui Zhang
  • S L ZHU
  • Shi-Ping He
  • Shu-Yuan Guo
  • Tansheng Cheng
  • xingchang song
  • Xinyi Zhang
  • Xu Ling-Xiao
  • Yandong Liu
  • Zhen Zhang
  • 安康 魏
  • 小平 王
  • 广娟 王
  • 律 吕
  • 昊 张
  • 李林 杨
  • 浩然 蒋
  • 立叶 肖