English

Ising Cosmology

High Energy Physics - Theory 2023-05-24 v3 General Relativity and Quantum Cosmology High Energy Physics - Phenomenology

Abstract

Using arguments from holography we propose that the deviation of the cosmological spectral index nSn_S of scalar fluctuations from unity may be controlled almost entirely by the critical exponent η\eta of the d=3d = 3 Ising model

Keywords

Cite

@article{arxiv.2209.09939,
  title  = {Ising Cosmology},
  author = {Nikos Irges and Antonis Kalogirou and Fotis Koutroulis},
  journal= {arXiv preprint arXiv:2209.09939},
  year   = {2023}
}

Comments

10 pages, 1 figure, version accepted for publication

R2 v1 2026-06-28T01:45:58.904Z