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Related papers: MSSM Higgs Sector at the One-Loop Level

200 papers

The detailed investigation of the Higgs sector at present and future colliders necessitates from the theory side as precise predictions as possible, including higher order corrections. An important ingredient for the computation of higher…

High Energy Physics - Phenomenology · Physics 2017-04-19 Marcel Krause , Margarete Muhlleitner , Rui Santos , Hanna Ziesche

The theoretical structure of the Higgs sector of the Minimal Supersymmetric Standard Model (MSSM) is briefly described. An outline of Higgs phenomenology at future lepton colliders is presented, and some opportunities for probing the…

High Energy Physics - Phenomenology · Physics 2011-04-15 Howard E. Haber

We evaluate O(alpha_b alpha_s) corrections in the MSSM Higgs boson sector, including an analysis of the renormalization in the bottom/scalar bottom sector. For mu < 0 the genuine two-loop corrections to the mass of the lightest Higgs boson…

High Energy Physics - Phenomenology · Physics 2007-05-23 S. Heinemeyer , W. Hollik , H. Rzehak , G. Weiglein

We derive the 1-loop Renormalization Group Equations for the parameters of the Minimal Supersymmetric Standard Model (MSSM) taking into account the successive decoupling of each sparticle below its threshold. This is realized by a step…

High Energy Physics - Phenomenology · Physics 2009-10-28 A. B. Lahanas , K. Tamvakis

We evaluate O(alpha_b alpha_s) corrections in the Higgs boson sector of the CP-conserving MSSM, generalising the known result in the literature to arbitrary values of tan beta. A detailed analysis of the renormalisation in the bottom/scalar…

High Energy Physics - Phenomenology · Physics 2011-01-27 S. Heinemeyer , W. Hollik , H. Rzehak , G. Weiglein

The framework of the electroweak chiral Lagrangian with a light Higgs is extended by an additional scalar and then generalized to N scalars in the Higgs sector. Divergences from scalar fluctuations are renormalized up to one loop using the…

High Energy Physics - Phenomenology · Physics 2022-04-19 Andreas Lindner , Khoirul Faiq Muzakka

We consider tan(beta)-enhanced quantum effects in the minimal supersymmetric standard model (MSSM) including those from the Higgs sector. To this end, we match the MSSM to an effective two-Higgs doublet model (2HDM), assuming that all SUSY…

High Energy Physics - Phenomenology · Physics 2010-04-15 M. Beneke , P. Ruiz-Femenia , M. Spinrath

In this paper, we first demonstrate the existence of renormalization group invariant relations among the top, bottom Yukawa and the gauge colour couplings in the minimal supersymmetric SM. Based on this observation and assuming furthermore…

High Energy Physics - Phenomenology · Physics 2015-06-17 M. Mondragon , N. D. Tracas , G. Zoupanos

The Next-to-Minimal Supersymmetric Standard Model (NMSSM) includes a Higgs iso-singlet superfield in addition to the two Higgs doublet superfields of the minimal supersymmetric extension. The Higgs sector and neutralino sectors of this…

High Energy Physics - Phenomenology · Physics 2007-05-23 D. J. Miller

We consider some specific inverse problem or "bottom-up" reconstruction strategies at the LHC for both general and constrained MSSM parameters, starting from a plausibly limited set of sparticle identification and mass measurements, using…

High Energy Physics - Phenomenology · Physics 2013-05-29 J. -L. Kneur , N. Sahoury

For a reliable prediction of the NMSSM Higgs boson signatures at present and future high-energy colliders and a proper distinction of the NMSSM and MSSM Higgs sector the precise knowledge of the Higgs boson masses including higher-order…

High Energy Physics - Phenomenology · Physics 2013-05-30 K. Ender , T. Graf , M. Muhlleitner , H. Rzehak

In this work we present the computation of the Higgs decay into a photon and a $Z^0$ boson at one-loop level in the framework of the Next-to-Minimal Supersymmetric Standard Model (NMSSM). The numerical evaluation of this decay width was…

High Energy Physics - Phenomenology · Physics 2014-07-22 G. Belanger , V. Bizouard , G. Chalons

The momentum dependent two-loop contributions of the order $\mathcal{O}$($\alpha_s \alpha_t$) to the masses in the Higgs-boson sector of the MSSM are computed. Adopting the Feynman-diagrammatic approach and using a mixed…

High Energy Physics - Phenomenology · Physics 2014-10-03 S. Borowka

For the search for additional Higgs bosons in the Minimal Supersymmetric Standard Model (MSSM) as well as for future precision analyses in the Higgs sector a precise knowledge of their decay properties is mandatory. We evaluate all two-body…

High Energy Physics - Phenomenology · Physics 2015-03-11 S. Heinemeyer , C. Schappacher

The Higgs boson effective self-couplings $\lambda_{hhh}$ and $\lambda_{HHH}$ are calculated in the framework of the Minimal Supersymmetric Standard Model (MSSM) for the complete set of one-loop diagrams with one of the Higgs bosons…

High Energy Physics - Phenomenology · Physics 2007-05-23 M. V. Dolgopolov , Yu. P. Philippov

Starting from the one-loop divergences we obtained previously, we work out the renormalization of the Higgs-Electroweak Chiral Lagrangian explicitly and in detail. This includes the renormalization of the lowest-order Lagrangian, as well as…

High Energy Physics - Phenomenology · Physics 2021-10-13 G. Buchalla , O. Cata , A. Celis , M. Knecht , C. Krause

In the minimal supersymmetric standard model (MSSM) the one-loop finite-temperature corrections from the squark-Higgs bosons sector are calculated, the effective two-Higgs-doublet potential is reconstructed and possibilities of the…

High Energy Physics - Phenomenology · Physics 2015-03-13 M. Dolgopolov , M. Dubinin , E. Rykova

We consider the Minimal Supersymmetric extension of the Standard Model in the regime where the supersymmetric breaking scale is extermely large. In this MSSM, not only the Higgs masses will be affected by large radiative corrections, the…

High Energy Physics - Phenomenology · Physics 2018-02-28 G. Chalons , A. Djouadi , J. Quevillon

New results for the complete one-loop contributions to the masses and mixing effects in the Higgs sector are obtained for the MSSM with complex parameters using the Feynman-diagrammatic approach. The full dependence on all relevant complex…

High Energy Physics - Phenomenology · Physics 2010-10-27 M. Frank , T. Hahn , S. Heinemeyer , W. Hollik , H. Rzehak , G. Weiglein

Results for the leading two-loop corrections of $\mathcal{O}{\left(\alpha_t^2\right)}$ from the Yukawa sector to the Higgs-boson masses of the MSSM with complex parameters are presented. The corresponding self-energies and their…

High Energy Physics - Phenomenology · Physics 2015-06-18 Wolfgang Hollik , Sebastian Paßehr