Preprint Article Version 1 Preserved in Portico This version is not peer-reviewed

An $E_8 \otimes E_8$ Unification of the Standard Model with Pre-Gravitation, on an Exceptional Lie algebra - Valued Space

Version 1 : Received: 21 May 2024 / Approved: 21 May 2024 / Online: 21 May 2024 (12:52:21 CEST)
Version 2 : Received: 22 May 2024 / Approved: 22 May 2024 / Online: 23 May 2024 (08:36:04 CEST)

How to cite: KAUSHIK, P.; VAIBHAV, V.; SINGH, T. P. An $E_8 \otimes E_8$ Unification of the Standard Model with Pre-Gravitation, on an Exceptional Lie algebra - Valued Space. Preprints 2024, 2024051394. https://doi.org/10.20944/preprints202405.1394.v1 KAUSHIK, P.; VAIBHAV, V.; SINGH, T. P. An $E_8 \otimes E_8$ Unification of the Standard Model with Pre-Gravitation, on an Exceptional Lie algebra - Valued Space. Preprints 2024, 2024051394. https://doi.org/10.20944/preprints202405.1394.v1

Abstract

ct (Do not insert blank lines, i.e. \\) \abstract{We propose an $E_8 \otimes E_8$ unification of the standard model with pre-gravitation, on an exceptional Lie algebra-valued space . Each of the $E_8$ has in its branching an $SU(3)$ for space-time and an $SU(3)$ for three fermion generations. The first $E_8$ further branches to the standard model $SU(3)_c \otimes SU(2)_L \otimes U(1)_Y$ and describes the gauge bosons, Higgs and the left chiral fermions of the standard model. The second $E_8$ further branches into a right-handed counterpart (pre-gravitation) $SU(3)_{grav}\otimes SU(2)_R \otimes U(1)_g$ of the standard model, and describes right chiral fermions, a Higgs, and twelve gauge bosons associated with pre-gravitation, from which general relativity is emergent. We account for 208 out of the 496 degrees of freedom of $E_8 \otimes E_8$ and propose an interpretation for the remaining 288, motivated by the trace dynamics Lagrangian of our theory. We explain how the two copies of $SU(3)_{spacetime}$ together give rise to a 6D spacetime with signature $(3,3)$ which upon symmetry breaking gives rise to our 4D spacetime and to a second 4D anti-spacetime with flipped signature.

Keywords

unification; exceptional Lie groups; octonions; exceptional Jordan algebra; standard model; gravitation

Subject

Physical Sciences, Particle and Field Physics

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