Two-loop virtual corrections to Higgs pair production

By D. Florian, J. Mazzitelli. 2013

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Abstract We present the two-loop virtual corrections to Standard Model Higgs boson pair production via gluon fusion g g → H H in the heavy top quark limit. Based on this result, we evaluate the corresponding cross section at the LHC at 14 TeV in the next-to-next-to-leading order soft-virtual approximation. We find an inclusive K-factor of about 2.4, resulting in an increase close to 23% with respect to the previous available calculation at next-to-leading order. As expected, we observe a considerable reduction in the renormalization and factorization scale dependence.

Subfields: Nuclear and High Energy Physics

View Paper: https://www.semanticscholar.org/paper/e3c8752e34a2d7c5f2fb5c69b8e4ca355b3d1a01

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In Nuclear and High Energy Physics

  1. M. Wiesemann
  2. Stefan Kallweit
  3. M. Grazzini
  4. Cms Collaboration
  5. Gudrun Heinrich
  6. Atlas Collaboration
  7. H. Sargsyan
  8. D. Rathlev

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