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HEP Seminar- Adam Martin (Notre Dame University)- Precision SMEFT with geoSMEFT

Photo of the outside of the PRB with sun shining and students walking past.
March 20, 2024
3:00PM - 4:00PM
4138 Physics Research Building

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Add to Calendar 2024-03-20 15:00:00 2024-03-20 16:00:00 HEP Seminar- Adam Martin (Notre Dame University)- Precision SMEFT with geoSMEFT Dr. Adam MartinNotre Dame UniversityPrecision SMEFT with geoSMEFTLocation: 4138 Physics Research Building Abstract: In this talk I'll describe how and why to do calculations in the Standard Model Effective Field Theory (SMEFT) out to higher orders in 1/\Lambda, where \Lambda is the scale suppressing higher dimensional operators. The key tool to performing these calculations is a reorganization of the SMEFT known as the geometric SMEFT, or geoSMEFT. Using calculations to O(1/\Lambda^4), I'll show circumstances where it is safe to ignore higher order effects and highlight scenarios where higher order terms are crucial to correctly interpreting deviations from the Standard Model. 4138 Physics Research Building Department of Physics physics@osu.edu America/New_York public

Dr. Adam Martin

Notre Dame University

Precision SMEFT with geoSMEFT

Location: 4138 Physics Research Building

 

Abstract: In this talk I'll describe how and why to do calculations in the Standard Model Effective Field Theory (SMEFT) out to higher orders in 1/\Lambda, where \Lambda is the scale suppressing higher dimensional operators. The key tool to performing these calculations is a reorganization of the SMEFT known as the geometric SMEFT, or geoSMEFT. Using calculations to O(1/\Lambda^4), I'll show circumstances where it is safe to ignore higher order effects and highlight scenarios where higher order terms are crucial to correctly interpreting deviations from the Standard Model.