Phymaths podcast # 71 || Dr. Tejinder Pal Singh

<p><strong>Description</strong></p><p>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.</p><p><strong>Some links</strong></p><p>1) His works: https://inspirehep.net/authors/988555?ui-citation-summary=true</p><p>2) Link to the high-energy physics resources page on my website: https://hassaansaleem.com/graduate-level-theoretical-physics-resources-in-progress/</p><p><strong>Contact Info</strong></p><p>My website: hassaansaleem.com</p><p>Follow on Instagram: https://www.instagram.com/hassaan.3142/</p><p>Join the WhatsApp channel: https://whatsapp.com/channel/0029Va9DkjmAzNbs7IlGuv1</p><p>Follow on Twitter: https://twitter.com/Hassaan_PHY</p><p>Email Queries: greatestmight@gmail.com</p><p><strong>Time stamps</strong></p><p>(0:00) Intro of the guest</p><p>(0:16) His current projects</p><p>(3:37) Octonions</p><p>(13:57) Spacetime being classical</p><p>(17:38) Structure of the Lagrangian and Connes time</p><p>(22:50) Calculating path integral</p><p>(33:21) Why octonions?</p><p>(35:43) Role of SU(2)</p><p>(39:57) Electroweak scale as QG scale?</p><p>(46:17) Top quark problem</p><p>(50:18) Fine structure constant</p><p>(1:00:11) RG flow of Fine structure constant</p><p>(1:02:45) (People's question) Advice for students</p><p>(1:10:22) Anthropic reasoning</p><p>(1:14:21) (People's question) AI's impact</p><p>(1:17:29) (People's question) TIFR theory group</p><p>(1:33:42) (People's question) Relativistic collapse models</p><p>(1:38:45) (People's question) Thanu Padmanabhan</p><p>(1:40:43) (People's question) John Baez's work</p>