Phymaths podcast # 71 || Dr. Tejinder Pal Singh
Show notes
Description
Dr. Tejinder Pal Singh is a theoretical physicist at the Tata Institute of Fundamental Physics, working on the unification of interactions using trace dynamics and octonions. A list of his works is linked below.
Some links
1) His works: https://inspirehep.net/authors/988555?ui-citation-summary=true
2) Link to the high-energy physics resources page on my website: https://hassaansaleem.com/graduate-level-theoretical-physics-resources-in-progress/
Contact Info
My website: hassaansaleem.com
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Time stamps
(0:00) Intro of the guest
(0:16) His current projects
(3:37) Octonions
(13:57) Spacetime being classical
(17:38) Structure of the Lagrangian and Connes time
(22:50) Calculating path integral
(33:21) Why octonions?
(35:43) Role of SU(2)
(39:57) Electroweak scale as QG scale?
(46:17) Top quark problem
(50:18) Fine structure constant
(1:00:11) RG flow of Fine structure constant
(1:02:45) (People's question) Advice for students
(1:10:22) Anthropic reasoning
(1:14:21) (People's question) AI's impact
(1:17:29) (People's question) TIFR theory group
(1:33:42) (People's question) Relativistic collapse models
(1:38:45) (People's question) Thanu Padmanabhan
(1:40:43) (People's question) John Baez's work