G. Weiglein

Les Houches "Physics at TeV Colliders 2005'' Beyond the Standard Model working group: summary report (2006)

The current status of electroweak precision observables in the Minimal Supersymmetric Standard Model (MSSM) is reviewed. We focus in particular on the W boson mass, MW, the effective leptonic weak...

Accomando, E, Azuelos, Georges, Baer, H, Balázs, C, Bélanger, G, Benakli, Karim, ...

The work contained herein constitutes a report of the "Beyond the Standard Model'' working group for the Workshop "Physics at TeV Colliders", Les Houches, France, 2-20 May, 2005. We present reviews...

Phenomenological Indications of the Scale of Supersymmetry (2006)

Ellis, J., Heinemeyer, S., Olive, K. A., Weiglein, G.

Electroweak precision measurements can provide indirect information about the possible scale of supersymmetry already at the present level of accuracy. We update the present-day sensitivities of...

Les Houches "Physics at TeV Colliders 2005'' Beyond the Standard Model working group: summary report (2006)

Allanach, B. C., Grojean, C., Skands, P., Accomando, E., Azuelos, G., Baer, H., ...

The work contained herein constitutes a report of the "Beyond the Standard Model'' working group for the Workshop "Physics at TeV Colliders", Les Houches, France, 2-20 May, 2005. We present reviews...

Search for neutral MSSM Higgs bosons at LEP (2006)

Schael, S., Barate, R., Bruneliere, R., De Bonis, I., Decamp, D., Goy, C., ...

The four LEP collaborations, ALEPH, DELPHI, L3 and OPAL, have searched for the neutral Higgs bosons which are predicted by the Minimal Supersymmetric standard model (MSSM). The data of the four...

Electroweak Precision Observables in the Minimal Supersymmetric Standard Model (2006)

Precise Prediction for M_W in the MSSM (2006)

The current status of electroweak precision observables in the Minimal Supersymmetric Standard Model (MSSM) is reviewed. We focus in particular on the $W$ boson mass, M_W, the effective leptonic weak...

Heinemeyer, S., Hollik, W., Stockinger, D., Weber, A. M., Weiglein, G.

We present the currently most accurate evaluation of the W boson mass, M_W, in the Minimal Supersymmetric Standard Model (MSSM). The full complex phase dependence at the one-loop level, all available...

Supersymmetry parameter analysis: SPA convention and project. (2006)

A. Ali, B.C. Allanach, R. Arnowitt, H.A. Baer, ...

Journal article

Workshop on CP Sudies and Non-Standard Physics. (2006)

S. Kraml, DESY Forschung Hochenergiephysik, E. Accomando, A.G. Akeroyd, E. Akhmetzyanova, J. Albert, ...

Internal report | Preprint

Supersymmetry Parameter Analysis: SPA Convention and Project (2005)

Aguilar-Saavedra, J. A., Ali, A., Allanach, B. C., Arnowitt, R., Baer, H. A., Bagger, J. A., ...

High-precision analyses of supersymmetry parameters aim at reconstructing the fundamental supersymmetric theory and its breaking mechanism. A well defined theoretical framework is needed when...

Toward High Precision Higgs-Boson Measurements at the International Linear e+e- Collider (2005)

Heinemeyer, S., Kanemura, S., Logan, H., Raspereza, A., Tait, T., Baer, H., ...

This report reviews the properties of Higgs bosons in the Standard Model (SM) and its various extensions. We give an extensive overview about the potential of the ILC operated at centre-of-mass...

MSSM Higgs Boson Searches at the Tevatron and the LHC: Impact of Different Benchmark Scenarios (2005)

Carena, M., Heinemeyer, S., Wagner, C. E. M., Weiglein, G.

The Higgs boson search has shifted from LEP2 to the Tevatron and will subsequently move to the LHC. The current limits from the Tevatron and the prospective sensitivities at the LHC are often...

The Higgs Working Group: Summary Report (2005)

Cavalli, D., Djouadi, A., Jakobs, K., Nikitenko, A., Spira, M., Wagner, C.E.M., ...

Report of the Higgs working group for the Workshop `Physics at TeV Colliders', Les Houches, France, 21 May - 1 June 2001. It contains 7 separate sections: A. Theoretical Developments B. Higgs...

The Higgs Working Group: Summary Report 2003 (2005)

Assamagan, K. A., Narain, M., Nikitenko, A., Spira, M., Zeppenfeld, D., Alwall, J., ...

Theoretical progress in Higgs boson production and background processes is discussed with particular emphasis on QCD corrections at and beyond next-to-leading order as well as next-to-leading order...

Sensitivities to the SUSY Scale from Electroweak Precision Observables (2005)

Ellis, J., Heinemeyer, S., Olive, K., Weiglein, G.

Precision measurements, now and at a future linear electron-positron collider (ILC), can provide indirect information about the possible scale of supersymmetry. Performing a chi^2 analysis, we...

Physics Gain of a Precise m_t Measurement (2005)

Electroweak Precision Observables: Two-Loop Yukawa Corrections of Supersymmetric Particles (2005)

The top quark mass is currently measured to delta m_t^{exp,Tevatron} = 2.9 GeV and will be measured at the LHC to a precision of delta m_t^{exp,LHC} \approx 1-2 GeV. We show that even this impressive...

Haestier, J., Heinemeyer, S., Stöckinger, D., Weiglein, G.

The dominant electroweak two-loop corrections to the precision observables M_W and s_w^eff are calculated in the MSSM. They are obtained by evaluating the two-loop Yukawa contributions of...

Precision Higgs Masses with FeynHiggs 2.2 (2005)

Hahn, T., Heinemeyer, S., Hollik, W., Weiglein, G.

FeynHiggs is a program for computing MSSM Higgs-boson masses and related observables, such as mixing angles, branching ratios, and couplings, including state-of-the-art higher-order contributions....

The role of polarized positrons and electrons in revealing fundamental interactions at the Linear Collider (2005)

Moortgat-Pick, G., Abe, T., Alexander, G., Ananthanarayan, B., Babich, A. A., Bharadwaj, V., ...

The proposed International Linear Collider (ILC) is well-suited for discovering physics beyond the Standard Model and for precisely unraveling the structure of the underlying physics. The physics...

The MSSM Higgs Sector at O(alpha_b alpha_s) and Beyond (2005)

Heinemeyer, S., Hollik, W., Rzehak, H., Weiglein, G.

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...

Two-loop contributions to electroweak precision observables in the MSSM (2005)

Haestier, J., Stöckinger, D., Weiglein, G., Heinemeyer, S.

The evaluation of the two-loop MSSM-contributions to the electroweak precision observables M_W and s_w^eff at order(alpha_t^2), order(alpha_t alpha_b), order(alpha_b^2) is presented. These...

SUSY Les Houches Accord: Interfacing SUSY Spectrum Calculators, Decay Packages, and Event Generators (2005)

Skands, P., Allanach, B. C., Baer, H., Balázs, C., Bélanger, G., Boudjema, F., ...

An accord specifying a unique set of conventions for supersymmetric extensions of the Standard Model together with generic file structures for 1) supersymmetric model specifications and input...

Physics Interplay of the LHC and the ILC (2005)

Weiglein, G., Barklow, T., Boos, E., De Roeck, A., Desch, K., Gianotti, F., ...

Physics at the Large Hadron Collider (LHC) and the International e+e- Linear Collider (ILC) will be complementary in many respects, as has been demonstrated at previous generations of hadron and...

Indirect sensitivities to the scale of supersymmetry. (2005)

Ellis, J., Heinemeyer, S., Olive, K. A., Weiglein, G.

Precision measurements, now and at a future linear electron-positron collider (ILC), can provide indirect information about the possible scale of supersymmetry. We illustrate the present-day and...

High-Precision Predictions for the MSSM Higgs Sector at O(alpha_b alpha_s) (2005)

Heinemeyer, S., Hollik, W., Rzehak, H., Weiglein, G.

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

The role of polarized positrons and electrons in revealing fundamental interactions at the Linear Collider (2005)

Moortgat-Pick, G, Abe, T, Alexander, G, Ananthanarayan, B, Babich, AA, Bharadwaj, V, ...

Physics at the CLIC Multi-TeV Linear Collider (2004)

Aranda, A., Ateser, E., Balazs, C., Bardin, D., Barklow, T., ...

This report summarizes a study of the physics potential of the CLIC e+e- linear collider operating at centre-of-mass energies from 1 TeV to 5 TeV with luminosity of the order of 10^35 cm^-2 s^-1....

Electroweak Precision Observables in the Minimal Supersymmetric Standard Model (2004)

Indirect Sensitivities to the Scale of Supersymmetry (2004)

The current status of electroweak precision observables in the Minimal Supersymmetric Standard Model (MSSM) is reviewed. We focus in particular on the $W$ boson mass, M_W, the effective leptonic weak...

Ellis, J., Heinemeyer, S., Olive, K. A., Weiglein, G.

Precision measurements, now and at a future linear electron-positron collider (ILC), can provide indirect information about the possible scale of supersymmetry. We illustrate the present-day and...

High-Precision Predictions for the MSSM Higgs Sector at O(alpha_b alpha_s) (2004)

Heinemeyer, S., Hollik, W., Rzehak, H., Weiglein, G.

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...

Complete two-loop electroweak fermionic corrections to the effective leptonic weak mixing angle sin(2θlepteff and indirect determination of the Higgs boson mass. (2004)

Top Quark Physics at Colliders (2004)

We present a complete calculation of the contributions to the effective leptonic weak mixing angle, sin2, generated by closed fermion loops at the two-loop level of the electroweak interactions. This...

Glover, E. W. N., Del Aguila, F., Beccaria, M., Bejar, S., Brandenburg, A., ...

We review some recent developments in top quark production and decay at current and future colliders.

Towards Better Constraints on the Higgs Boson Mass: Two-Loop Fermionic Corrections to sin^2(theta_eff) (2004)

Impact of a precise top mass measurement (2004)

The complete two-loop electroweak fermionic corrections to the effective leptonic weak mixing angle, sin^2(theta_eff), are now available. Here we shortly present the methods applied and illustrate...

Heinemeyer, S., Kraml, S., Porod, W., Weiglein, G.

The physics impact of a precise determination of the top-quark mass, m_t, at the Linear Collider (LC) is discussed, and the results are compared with the prospective accuracy at the LHC. The...

SUSY Les Houches accord: Interfacing SUSY spectrum calculators, decay packages, and event generators (2004)

Skands, P., Allanach, B.C., Baer, H., Balazs, C., Belanger, G., Boudjema, F., ...

An accord specifying a unique set of conventions for supersymmetric extensions of the Standard Model together with generic file structures for 1) supersymmetric model specifications and input...

Two-loop Fermionic Electroweak Corrections to the Effective Leptonic Weak Mixing Angle in the Standard Model (2004)

Complete Two-Loop Electroweak Fermionic Corrections to sin^2(theta_eff) and Indirect Determination of the Higgs Boson Mass (2004)

We give some details of the recently completed calculation of the full two-loop fermionic corrections to the effective leptonic weak mixing angle. Among others, we describe the C++ library...

Determination of Higgs-boson couplings at the LHC (2004)

We present a complete calculation of the contributions to the effective leptonic weak mixing angle, sin^2theta_eff, generated by closed fermion loops at the two-loop level of the electroweak...

D"uhrssen, M., Heinemeyer, S., Logan, H., Rainwater, D., Weiglein, G., Zeppenfeld, D.

We investigate the determination of Higgs boson couplings to gauge bosons and fermions at the LHC from data on Higgs boson production and decay. We demonstrate that very mild theoretical assumptions,...

SUSY Les Houches Accord: Interfacing SUSY Spectrum Calculators, Decay Packages, and Event Generators (2004)

Skands, P, Allanach, BC, Baer, H, Balazs, C, Belanger, G, Boudjema, F, ...

An accord specifying generic file structures for 1) supersymmetric model specifications and input parameters, 2) electroweak scale supersymmetric mass and coupling spectra, and 3) decay tables is...

LHC/LC Interplay in the MSSM Higgs Sector (2004)

Desch, K., Gross, E., Heinemeyer, S., Weiglein, G., Zivkovic, L.

The interplay of prospective experimental information from both the Large Hadron Collider (LHC) and the Linear Collider (LC) in the investigation of the MSSM Higgs sector is analyzed in the SPS~1a...

Extracting Higgs boson couplings from LHC data (2004)

Duhrssen, M., Heinemeyer, S., Logan, H., Rainwater, D., Weiglein, G., Zeppenfeld, D.

We show how LHC Higgs boson production and decay data can be used to extract gauge and fermion couplings of Higgs bosons. We show that very mild theoretical assumptions, which are valid in general...

The Higgs Working Group: Summary Report 2003 (2004)

Assamagan, K. A., Narain, M., Nikitenko, A., Spira, M., Zeppenfeld, D., Alwall, J., ...

Theoretical progress in Higgs boson production and background processes is discussed with particular emphasis on QCD corrections at and beyond next-to-leading order as well as next-to-leading order...

Les Houches "Physics at TeV Colliders 2003" Beyond the Standard Model Working Group: Summary Report (2004)

Allanach, BC, Aranda, A, Baer, H, Balazs, C, Battaglia, M, Belanger, G, ...

The work contained herein constitutes a report of the ``Beyond the Standard Model'' working group for the Workshop "Physics at TeV Colliders", Les Houches, France, 26 May--6 June, 2003. The research...

Les Houches "Physics at TeV Colliders 2003" Beyond the Standard Model Working Group: Summary Report (2004)

Allanach, B. C., Aranda, A., Baer, H., Balazs, C., Battaglia, M., Belanger, G., ...

The work contained herein constitutes a report of the ``Beyond the Standard Model'' working group for the Workshop "Physics at TeV Colliders", Les Houches, France, 26 May--6 June, 2003. The research...

Single Charged MSSM Higgs-boson production at a Linear Collider (2004)

Brein, O., Hahn, T., Heinemeyer, S., Weiglein, G.

In the Minimal Supersymmetric Standard Model we present the calculation of the single charged Higgs-boson production in the gamma W- or Z W-fusion and the charged Higgs strahlung channel, e^+ e^- ->...

Les Houches "Physics at TeV Colliders 2003" Beyond the Standard Model Working Group: Summary Report (2004)

Allanach, BC, Aranda, A, Baer, H, Balazs, C, Battaglia, M, Belanger, G, ...

The work contained herein constitutes a report of the ``Beyond the Standard Model'' working group for the Workshop "Physics at TeV Colliders", Les Houches, France, 26 May--6 June, 2003. The research...

SUSY Les Houches Accord: Interfacing SUSY Spectrum Calculators, Decay Packages, and Event Generators (2004)

Skands, P., Allanach, B. C., Baer, H., Balázs, C., Bélanger, G., Boudjema, F., ...

An accord specifying generic file structures for 1) supersymmetric model specifications and input parameters, 2) electroweak scale supersymmetric mass and coupling spectra, and 3) decay tables is...

The SUSY Les Houches Accord Project (2004)

Skands, P., Allanach, B.G., Baer, H., Balazs, C., Belanger, G., Boudjema, F., ...

The work contained herein constitutes a report of the “Beyond the Standard Model” working group for the Workshop “Physics at TeV Colliders”, Les Houches, France, 26 May–6 June, 2003. The...

Electroweak physics (2004)

Hollik, W., Accomando, A., Del Aguila, F., Awramik, M., Ballestrero, A., ...

Higher-Order Results in the Electroweak Theory (2003)

Two-Loop SUSY Corrections to the Anomalous Magnetic Moment of the Muon (2003)

The present status of higher-order results in the electroweak theory is summarised, with particular emphasis on recent two-loop results for the prediction of the W-boson mass in the Standard Model...

Heinemeyer, S., Stöckinger, D., Weiglein, G.

We calculate supersymmetric two-loop corrections to the anomalous magnetic moment of the muon, consisting of diagrams with a closed scalar fermion or fermion loop and gauge and/or Higgs boson...

Precise Prediction for the W-Boson Mass in the Standard Model (2003)

SUSY Les Houches Accord: Interfacing SUSY Spectrum Calculators, Decay Packages, and Event Generators (2003)

The presently most accurate prediction for the W-boson mass in the Standard Model is obtained by combining the complete two-loop result with the known higher-order QCD and electroweak corrections....

Skands, P., Allanach, B. C., Baer, H., Balázs, C., Bélanger, G., Boudjema, F., ...

An accord specifying a unique set of conventions for supersymmetric extensions of the Standard Model together with generic file structures for 1) supersymmetric model specifications and input...

The MSSM in the Light of Precision Data (2003)

Physics Impact of a Precise Determination of the Top Quark Mass at an e+e- Linear Collider (2003)

The potential of present and anticipated future electroweak precision data, including the Higgs boson and top quark masses, for testing quantum effects of the electroweak theory is investigated in...

Heinemeyer, S., Kraml, S., Porod, W., Weiglein, G.

At a prospective e+e- Linear Collider (LC) a very precise determination of the top quark mass with an accuracy of $\delta m_t

Towards high-precision predictions for the MSSM Higgs sector. (2003)

Weiglein, G., Degrassi, G., Heinemeyer, S., Hollik, W., Slavich, P.

The status of the evaluation of the MSSM Higgs sector is reviewed. The phenomenological impact of recently obtained corrections is discussed. In particular it is shown that the upper bound on mh...

The lightest Higgs Boson of mSUGRA, mGMSB and mAMSB at Present and Future Colliders: Observability and Precision Analyses (2003)

Dedes, A., Heinemeyer, S., Su, S., Weiglein, G.

We investigate the physics of the lightest CP-even MSSM Higgs boson at the Tevatron, the LHC, a linear e+e- collider, a gamma gamma collider and a mu+mu- collider. The analysis is performed in the...

SUSY Les Houches Accord: Interfacing SUSY Spectrum Calculators, Decay Packages, and Event Generators (2003)

Skands, P, Allanach, BC, Baer, H, Balazs, C, Belanger, G, Boudjema, F, ...

An accord specifying generic file structures for 1) supersymmetric model specifications and input parameters, 2) electroweak scale supersymmetric mass and coupling spectra, and 3) decay tables is...

Towards High-Precision Predictions for the MSSM Higgs Sector (2003)

Degrassi, G., Heinemeyer, S., Hollik, W., Slavich, P., Weiglein, G.

The status of the evaluation of the MSSM Higgs sector is reviewed. The phenomenological impact of recently obtained corrections is discussed. In particular it is shown that the upper bound on m_h...

Very Heavy MSSM Higgs-Boson Production at the Linear Collider (2003)

MSSM Higgs-Boson Production at the Linear Collider: Dominant Corrections to the WW-Fusion Channel (2003)

In the Minimal Supersymmetric Standard Model (MSSM) we present the corrections to the heavy neutral CP-even Higgs-boson production in the WW-fusion and Higgs-strahlung channel, e+e- -> \bar nu nu H,...

The Higgs Boson Masses of the Complex MSSM: A Complete One-Loop Calculation (2002)

In the Minimal Supersymmetric Standard Model (MSSM) we calculate the corrections to neutral CP-even Higgs-boson production in the WW-fusion and Higgs-strahlung channel, e+e- -> \bar nu nu {h,H}, at a...

Frank, M., Heinemeyer, S., Hollik, W., Weiglein, G.

In the Minimal Supersymmetric Standard Model with complex parameters (cMSSM) we perform a complete one-loop calculation for the Higgs boson masses (including the momentum dependence) and the mixing...

Towards High-Precision Predictions for the MSSM Higgs Sector (2002)

Degrassi, G., Heinemeyer, S., Hollik, W., Slavich, P., Weiglein, G.

The status of the evaluation of the MSSM Higgs sector is reviewed. The phenomenological impact of recently obtained corrections is discussed. In particular it is shown that the upper bound on m_h...

Very Heavy MSSM Higgs-Boson Production at the Linear Collider (2002)

MSSM Higgs-Boson Production at the Linear Collider: Dominant Corrections to the WW-Fusion Channel (2002)

In the Minimal Supersymmetric Standard Model (MSSM) we present the corrections to the heavy neutral CP-even Higgs-boson production in the WW-fusion and Higgs-strahlung channel, e+e- -> \bar nu nu H,...

Leading Electroweak Two-Loop Corrections to Precision Observables in the MSSM (2002)

In the Minimal Supersymmetric Standard Model (MSSM) we calculate the corrections to neutral CP-even Higgs-boson production in the WW-fusion and Higgs-strahlung channel, e+e- -> \bar nu nu {h,H}, at a...

The Snowmass Points and Slopes: benchmarks for SUSY searches (2002)

The leading electroweak MSSM two-loop corrections to the electroweak precision observables are calculated. They are obtained by evaluating the two-loop O(\alpha_t^2), O(\alpha_t \alpha_b),...

Dedes, A., Mrenna, Stephen, Heinemeyer, S., Porod, W., Schmitt, M., Gunion, J., ...

The ”Snowmass Points and Slopes” (SPS) are a set of benchmark points and parameter lines in the MSSM parameter space corresponding to different scenarios in the search for Supersymmetry at...

The beyond the standard model working group: summary report (2002)

Azuelos, G., Gunion, J F., Hewett, J., Landsberg, G., Matchev, K., Paige, F., ...

Report of the "Beyond the Standard Model" working group for the Workshop `Physics at TeV Colliders', Les Houches, France, 21 May - 1 June 2001. It consists of 18 separate parts: 1. Preface; 2....

The Beyond the Standard Model Working Group: Summary Report (2002)

Azuelos, G., Gunion, J., Hewett, J., Landsberg, G., Matchev, K., Paige, F., ...

Report of the "Beyond the Standard Model" working group for the Workshop `Physics at TeV Colliders', Les Houches, France, 21 May - 1 June 2001. It consists of 18 separate parts: 1. Preface; 2....

The Beyond the Standard Model Working Group: Summary Report (2002)

Azuelos, G, Gunion, J, Hewett, J, Landsberg, G, Matchev, K, Paige, F, ...

Report of the "Beyond the Standard Model" working group for the Workshop `Physics at TeV Colliders', Les Houches, France, 21 May - 1 June 2001. It consists of 18 separate parts: 1. Preface; 2....

The Higgs Working Group: Summary Report (2001) (2002)

Cavalli, D., Djouadi, A., Jakobs, K., Nikitenko, A., Spira, M., Wagner, C. E. M., ...

Report of the Higgs working group for the Workshop `Physics at TeV Colliders', Les Houches, France, 21 May - 1 June 2001. It contains 7 separate sections: A. Theoretical Developments B. Higgs...

The Higgs Working Group: Summary Report (2001) (2002)

Cavalli, D, Djouadi, A, Jakobs, K, Nikitenko, A, Spira, M, Wagner, CEM, ...

Report of the Higgs working group for the Workshop `Physics at TeV Colliders', Les Houches, France, 21 May - 1 June 2001. It contains 7 separate sections: A. Theoretical Developments B. Higgs...

The Snowmass Points and Slopes: Benchmarks for SUSY Searches (2002)

Allanach, B. C., Battaglia, M., Blair, G. A., Carena, M., De Roeck, A., Dedes, A., ...

The ``Snowmass Points and Slopes'' (SPS) are a set of benchmark points and parameter lines in the MSSM parameter space corresponding to different scenarios in the search for Supersymmetry at present...

Physics Opportunities at mu+mu- Higgs Factories (2002)

Blöchinger, C., Carena, M., Ellis, J., Fraas, H., Franke, F., Garcia, D., ...

We update theoretical studies of the physics opportunities presented by mu+mu- Higgs factories. Interesting measurements of the Standard Model Higgs decays into {\bar b}b, tau+tau- and WW* may be...

FeynHiggs1.2: Hybrid MSbar/on-shell Renormalization for the CP-even Higgs Boson Sector in the MSSM (2002)

Frank, M., Heinemeyer, S., Hollik, W., Weiglein, G.

An updated version is presented of the Fortran code FeynHiggs for the evaluation of the neutral CP-even Higgs sector masses and mixing angles. It differs from the previous version by a modification...

Suggestions for Benchmark Scenarios for MSSM Higgs Boson Searches at Hadron Colliders (2002)

Carena, M., Heinemeyer, S., Wagner, C. E. M., Weiglein, G.

The Higgs boson search has shifted from LEP2 to the Tevatron and will subsequently move to the LHC. Due to the different initial states, the Higgs production and decay channels relevant for Higgs...

Electroweak two-loop corrections to the MW-MZ mass correlation in the Standard Model (2002)

Freitas, A., Hollik, W., Walter, W., Weiglein, G.

Recently exact results for the complete fermionic two-loop contributions to the prediction for the W-boson mass from muon decay in the electroweak Standard Model have been published [hep-ph/0007091]....

Present and Future Electroweak Precision Measurements and the Indirect Determination of the Mass of the Higgs Boson (2002)

Baur, U., Clare, R., Denner, A., Cruz, J. L. Diaz, Dittmaier, S., Erler, J., ...

We discuss the experimental and theoretical uncertainties on precision electroweak observables and their relationship to the indirect constraints on the Higgs-boson mass, $\MH$, in the Standard Model...

Physics opportunities at mu+ mu- Higgs factories (2002)

Blochinger, C, Carena, M, Ellis, John R, Fraas, H, Franke, F, Garcia, D, ...

The Beyond the Standard Model Working Group: Summary Report (2002)

Azuelos, G, Gunion, J, Hewett, J, Landsberg, G, Matchev, K, Paige, F, ...

Report of the "Beyond the Standard Model" working group for the Workshop `Physics at TeV Colliders', Les Houches, France, 21 May - 1 June 2001. It consists of 18 separate parts: 1. Preface; 2....

The Higgs Working Group: Summary Report (2001) (2002)

Cavalli, D, Djouadi, A, Jakobs, K, Nikitenko, A, Spira, M, Wagner, CEM, ...

Report of the Higgs working group for the Workshop `Physics at TeV Colliders', Les Houches, France, 21 May - 1 June 2001. It contains 7 separate sections: A. Theoretical Developments B. Higgs...

The Higgs Boson Masses of the Complex MSSM: A Complete One-Loop Calculation (2002)

Frank, M., Heinemeyer, S., Hollik, W., Weiglein, G.

In the Minimal Supersymmetric Standard Model with complex parameters (cMSSM) we perform a complete one-loop calculation for the Higgs boson masses (including the momentum dependence) and the mixing...

Electroweak two-loop corrections to the MW-MZ mass correlation in the Standard Model (2002)

Freitas, A., Hollik, W., Walter, W., Weiglein, G.

Recently exact results for the complete fermionic two-loop contributions to the prediction for the W-boson mass from muon decay in the electroweak Standard Model have been published...

The beyond the standard model working group: summary report (2002)

Azuelos, G., Gunion, J., Hewett, J., Landsberg, K., Matchev, K., Paige, F., ...

In this working group we have investigated a number of aspects of searches for new physics beyond the Standard Model (SM) at the running or planned TeV-scale colliders. For the most part, we have...

Positron polarisation and low energy running at a Linear Collider (2001)

Erler, J., Flottmann, K., Heinemeyer, S., Monig, K., Moortgat-Pick, G., Rowson, P. C., ...

The physics potential of an e+e- linear collider can be significantly enhanced if both the electron and positron beams are polarised. Low energy running at the Z-resonance or close to the W-pair...

Theoretical and Experimental Status of the Indirect Higgs Boson Mass Determination in the Standard Model (2001)

Baur, U., Clare, R., Erler, J., Heinemeyer, S., Wackeroth, D., Weiglein, G., ...

The impact of theoretical and experimental uncertainties on the indirect determination of the Higgs boson mass, MH, in the Standard Model (SM) is discussed. Special emphasis is put on the electroweak...

Soft SUSY-breaking scenarios in the light of Higgs searches at LEP2 (2001)

Dedes, A., Heinemeyer, S., Su, S., Weiglein, G.

The Higgs boson sector of the Minimal Supersymmetric Standard Model (MSSM) is investigated in a uniform way in the framework of the three most prominent soft SUSY-breaking scenarios, mSUGRA, mGMSB...

Feynman-diagram evaluation in the electroweak theory with computer algebra (2001)

Theoretical implications of the possible observation of Higgs bosons at LEP (2001)

The evaluation of quantum corrections in the theory of the electroweak and strong interactions via higher-order Feynman diagrams requires complicated and laborious calculations, which however can be...

TESLA Technical Design Report Part III: Physics at an e+e- Linear Collider (2001)

Theoretical implications of the possible observation of a Higgs boson with a mass of about 115 GeV at LEP are discussed. Within the Standard Model a Higgs boson in this mass range agrees well with...

Miller, D. J., Richard, F., Zerwas, P. M., Aguilar-Saavedra, J. A., Alcaraz, J., ...

The TESLA Technical Design Report Part III: Physics at an e+e- Linear Collider

Implications of the Higgs Boson Searches on Different Soft SUSY-breaking Scenarios (2001)

Ambrosanio, S., Dedes, A., Heinemeyer, S., Su, S., Weiglein, G.

We investigate the Higgs boson sector of the Minimal Supersymmetric Standard Model (MSSM) in the framework of the three most prominent soft SUSY-breaking scenarios, mSUGRA, MGMSB and mAMSB. For each...

TESLA Technical Design Report Part III: Physics at an e+e- Linear Collider (2001)

Heuer, RD, Miller, DJ, Richard, F, Zerwas, PM, Aguilar-Saavedra, JA, Alcaraz, J, ...

The TESLA Technical Design Report Part III: Physics at an e+e- Linear Collider

Observability of the Lightest CMSSM Higgs Boson at Hadron Colliders (2001)

Ellis, J., Heinemeyer, S., Olive, K. A., Weiglein, G.

We discuss the observability of the lightest neutral Higgs boson in the constrained MSSM (CMSSM), with universal soft supersymmetry-breaking parameters, at hadron colliders such as the Tevatron and...

Precision Observables in the MSSM: Leading Electroweak Two-loop Corrections (2001)

Higgs Production and Decay in the MSSM: Status and Perspectives (2001)

The leading electroweak MSSM two-loop corrections to the $\rho$-parameter are calculated. They are obtained by evaluating the two-loop self-energies of the Z and the W boson at O(Gf^2 m_t^4) in the...

Neutral MSSM Higgs-boson production at e+e- colliders in the Feynman-diagrammatic approach (2001)

The theoretical predictions in the MSSM for Higgs-boson production at a future e^+e^- Linear Collider and Higgs-boson decay processes are discussed focusing in particular on recent diagrammatic...

Heinemeyer, S., Hollik, W., Rosiek, J., Weiglein, G.

We calculate the cross sections for the neutral Higgs-boson production at e+e- colliders in the Minimal Supersymmetric Standard Model (MSSM) using the Feynman-diagrammatic approach and the on-shell...

Two-loop electroweak contributions to $\Delta r$ (2001)

Freitas, A., Heinemeyer, S., Hollik, W., Walter, W., Weiglein, G.

A review is given on the quantum correction $\Delta r$ in the $W$--$Z$ mass correlation at the electroweak two-loop level, as derived from the calculation of the muon lifetime in the Standard Model....

TESLA: The Superconducting electron positron linear collider with an integrated x-ray laser laboratory. Technical design report. Part 3. Physics at an e+ e- linear collider (2001)

Aguilar-Saavedra, JA, Alcaraz, J, Ali, Ahmed, Ambrosanio, S, Andreazza, A, Andruszkow, J, ...

TESLA Technical Design Report Part III: Physics at an e+e- Linear Collider (2001)

Heuer, RD, Miller, DJ, Richard, F, Zerwas, PM, Aguilar-Saavedra, JA, Alcaraz, J, ...

The TESLA Technical Design Report Part III: Physics at an e+e- Linear Collider

Do Electroweak Precision Data and Higgs-Mass Constraints Rule Out a Scalar Bottom Quark with Mass of Order 5 GeV? (2001)

Carena, M., Heinemeyer, S., Wagner, C. E. M., Weiglein, G.

Electroweak Precision Tests with GigaZ (2000)

Do electroweak precision data and Higgs-mass constraints rule out a scalar bottom quark with mass of O(5 GeV)? (2000)

By running the prospective high-energy e^+e^- collider TESLA in the GigaZ mode on the Z resonance, experiments can be performed on the basis of more than 10^9 Z events. This will allow the...

Carena, M., Heinemeyer, S., Wagner, C. E. M., Weiglein, G.

We investigate the phenomenological implications of a light scalar bottom quark, with a mass of about the bottom quark mass, within the minimal supersymmetric standard model. The study of such a...

Summary of the SUSY Working Group (2000)

Abdullin, S., Drees, M., Martyn, H U., Ambrosanio, S., Dreiner, H., Godbole, R M., ...

The results obtained by the Working Group on Supersymmetry at the 1999 Les Houches Workshop on Collider Physics are summarized. Separate chapters treat "general" supersymmetry, R-parity violation,...

Higgs-mass predictions and electroweak precision observables in the Standard Model and the MSSM (2000)

Calculation of fermionic two-loop contributions to muon decay (2000)

Higher-order results for electroweak precision observables in the Standard Model are analyzed in view of the experimental accuracies achievable at the present and the next generation of colliders,...

Freitas, A., Heinemeyer, S., Hollik, W., Walter, W., Weiglein, G.

The computation of the correction \Delta r in the W-Z mass correlation, derived from muon decay, is described at the two-loop level in the Standard Model. Technical aspects which become relevant at...

Complete fermionic two-loop results for the M_W-M_Z interdependence (2000)

Freitas, A., Hollik, W., Walter, W., Weiglein, G.

The complete fermionic two-loop contributions to the prediction for the W-boson mass from muon decay in the electroweak Standard Model are evaluated exactly, i.e. no expansion in the top-quark and...

Summary of the SUSY Working Group of the 1999 Les Houches Workshop (2000)

Abdullin, S., Drees, M., Polesello, G., Ambrosanio, S., Dreiner, H., ...

The results obtained by the Working Group on Supersymmetry at the 1999 Les Houches Workshop on Collider Physics are summarized. Separate chapters treat "general" supersymmetry, R-parity violation,...

Physics Impact of GigaZ (2000)

Erler, J., Heinemeyer, S., Hollik, W., Weiglein, G., Zerwas, P. M.

By running the prospective high-energy e^+ e^- collider TESLA in the GigaZ mode on the Z resonance, experiments can be performed on the basis of more than 10^9 Z events. They will allow the...

Report of the `Beyond the Standard Model' working group of the 1999 UK Phenomenology Workshop on Collider Physics (Durham) (2000)

Allanach, B. C., Dedes, A., Djouadi, A., Grosse-Knetter, J., Hetherington, J., ...

The `Beyond the Standard Model' working group discussed a variety of topics relating to exotic searches at current and future colliders, and the phenomenology of current models beyond the standard...

Summary of the SUSY Working Group of the 1999 Les Houches Workshop (2000)

Abdullin, S, Drees, M, Martyn, HU, Polesello, G, Ambrosanio, S, Dreiner, H, ...

The results obtained by the Working Group on Supersymmetry at the 1999 Les Houches Workshop on Collider Physics are summarized. Separate chapters treat "general" supersymmetry, R-parity violation,...

Electroweak Physics (2000)

Azuelos, G., Baur, U., Bourilkov, D., Brein, O., Casalbuoni, R., ...

We review the prospects for studies in electroweak physics at the LHC.

Top Quark Physics (2000)

Beneke, M., Efthymiopoulos, I., Mangano, M. L., Womersley, J., Ahmadov, A., Azuelos, G., ...

We review the prospects for studies of the top quark at the LHC.

Decay widths of the neutral CP-even MSSM Higgs bosons in the Feynman-diagrammatic approach (2000)

FeynHiggsFast: a program for a fast calculation of masses and mixing angles in the Higgs Sector of the MSSM (2000)

In the Minimal Supersymmetric Standard Model (MSSM) we incorporate the Higgs-boson propagator corrections, evaluated up to two-loop order, into the prediction of $\Gamma$(h -> ff) and BR(h -> ff) for...

Aspects of GMSB Phenomenology at TeV Colliders (2000)

FeynHiggsFast is a Fortran code for the calculation of the masses and the mixing angle of the neutral CP-even Higgs bosons in the MSSM up to two-loop order. It is based on a compact analytical...

Ambrosanio, S., Heinemeyer, S., Mele, B., Petrarca, S., Polesello, G., Rimoldi, A., ...

The status of two on-going studies concerning important aspects of the phenomenology of gauge-mediated supersymmetry breaking (GMSB) models at TeV colliders is reported. The first study deals with...

Reconciling the Two-Loop Diagrammatic and Effective Field Theory Computations of the Mass of the Lightest CP-even Higgs Boson in the MSSM (2000)

Carena, M., Haber, H. E., Heinemeyer, S., Hollik, W., Wagner, C. E. M., Weiglein, G.

The mass of the lightest CP-even Higgs boson of the minimal supersymmetric extension of the Standard Model (MSSM) has previously been computed including O(alpha alpha_s) two-loop contributions by an...

Summary of the SUSY Working Group of the 1999 Les Houches Workshop (2000)

Abdullin, S, Drees, M, Martyn, HU, Polesello, G, Ambrosanio, S, Dreiner, H, ...

The results obtained by the Working Group on Supersymmetry at the 1999 Les Houches Workshop on Collider Physics are summarized. Separate chapters treat "general" supersymmetry, R-parity violation,...

Report of the Beyond the Standard Model Working Group of the 1999 UK Phenomenology Workshop on Collider Physics (Durham) (1999)

Allanach, B. C., Van Der Bij, J. J., Dedes, A., Djouadi, A., Grosse-Knetter, J., Hetherington, J., ...

The Beyond the Standard Model Working Group discussed a variety of topics relating to exotic searches at current and future colliders, and the phenomenology of current models beyond the Standard...

Higher-order results in the Higgs sector of the MSSM (1999)

Upper limit on mh in the MSSM and M-SUGRA vs. prospective reach of LEP (1999)

We analyze the impact of the recent Feynman-diagrammatic (FD) two-loop results for the mass of the lightest CP-even Higgs boson in the MSSM on the theoretical upper bound for mh as a function of...

Dedes, A., Heinemeyer, S., Teixeira-Dias, P., Weiglein, G.

The upper limit on the lightest CP-even Higgs boson mass, mh, is analyzed within the MSSM as a function of tan(beta) for fixed mtop and Msusy. The impact of recent diagrammatic two-loop results on...

Suggestions for Improved Benchmark Scenarios for Higgs-Boson Searches at LEP2 (1999)

Carena, M., Heinemeyer, S., Wagner, C. E. M., Weiglein, G.

We suggest new benchmark scenarios for the Higgs-boson search at LEP2. Keeping m_t and M_SUSY fixed, we improve on the definition of the maximal mixing benchmark scenario defining precisely the...

Precise Calculations for the Neutral Higgs-Boson Masses in the MSSM (1999)

Implications of Results from Z- and WW-Threshold Running (1999)

We review the comparison of the results for the neutral CP-even Higgs-boson masses recently obtained within the Feynman-diagrammatic approach with the previous results based on the renormalization...

Heinemeyer, S., Mannel, Th., Weiglein, G.

One year of Z- and WW-Threshold running of TESLA can provide the possibility to measure electroweak precision observables to an extremely high accuracy. At the Z peak O(10^9) Z bosons and about 6...

Constraints on tan beta in the MSSM from the Upper Bound on the Mass of the Lightest Higgs boson (1999)

Precision Analysis of the Masses of the Neutral Higgs Bosons in the MSSM (1999)

We investigate the possibilities for constraining tan beta within the MSSM by combining the theoretical result for the upper bound on the lightest Higgs-boson mass as a function of tan beta with the...

The Mass of the Lightest MSSM Higgs Boson: A Compact Analytical Expression at the Two-Loop Level (1999)

The masses of the neutral CP-even Higgs bosons in the Minimal Supersymmetric Standard Model (MSSM) are predicted on the basis of explicit Feynman-diagrammatic calculations. The results, containing...

Test of the Heavy Top Expansion in the Evaluation of MW and sin^2theta_eff (1999)

A compact approximation formula for the mass of the lightest neutral CP-even Higgs boson, m_h, in the Minimal Supersymmetric Standard Model (MSSM) is derived from the diagrammatic two-loop result for...

Gambino, P., Sirlin, A., Weiglein, G.

In order to test the accuracy of the Heavy Top-mass Expansion (HTE) employed in recent two-loop calculations of MW and sin^2theta_eff, we consider their contributions to subtracted quantities of the...

Higher-order Results for Precision Observables in the Standard Model and the MSSM (1999)

Upper limit on m(h) in the MSSM and M-SUGRA versus prospective reach of LEP (1999)

Recent higher-order results for precision observables in the Standard Model (SM) and the Minimal Supersymmetric Standard Model (MSSM) and for the neutral CP-even Higgs-boson masses of the MSSM are...

Dedes, A, Heinemeyer, S, Teixeira-Dias, P, Weiglein, G

Report of the beyond the standard model working group of the 1999 UK phenomenology workshop on collider physics (Durham) (1999)

Allanach, BC, Dedes, A, Djouadi, A, Grosse-Knetter, J, Hetherington, J, ...

The SUSY working group: Summary report (1999)

Abdullin, S, Drees, Manuel, Martyn, H U, Polesello, G, Ambrosanio, S, Dreiner, Herbert K, ...

The Masses of the Neutral CP-even Higgs Bosons in the MSSM: Accurate Analysis at the Two-Loop Level (1998)

FeynHiggs: a program for the calculation of the masses of the neutral CP-even Higgs bosons in the MSSM (1998)

We present detailed results of a diagrammatic calculation of the leading two-loop QCD corrections to the masses of the neutral CP-even Higgs bosons in the Minimal Supersymmetric Standard Model...

Precise Prediction for the Mass of the Lightest Higgs Boson in the MSSM (1998)

FeynHiggs is a Fortran code for the calculation of the masses of the neutral CP-even Higgs bosons in the MSSM up to two-loop order. It is based on the complete diagrammatic on-shell results at the...

Results for Precision Observables in the Electroweak Standard Model at Two-Loop Order and Beyond (1998)

The leading diagrammatic two-loop corrections are incorporated into the prediction for the mass of the lightest Higgs boson, $\mh$, in the Minimal Supersymmetric Standard Model (MSSM). The results,...

Two-Loop Results for the Masses of the Neutral CP-Even Higgs Bosons in the MSSM (1998)

Higher-order contributions to the precision observables \Delta r, \sin^2\theta_eff and \Gamma_l are discussed. The Higgs-mass dependence of the observables is investigated at the two-loop level, and...

QCD Corrections to the Masses of the neutral CP-even Higgs Bosons in the MSSM (1998)

Diagrammatic two-loop results are presented for the leading QCD corrections to the masses of the neutral CP-even Higgs bosons in the Minimal Supersymmetric Standard Model (MSSM). The results are...

QCD Corrections to Electroweak Precision Observables in SUSY Theories (1997)

We perform a diagrammatic calculation of the leading two-loop QCD corrections to the masses of the neutral CP-even Higgs bosons in the Minimal Supersymmetric Standard Model (MSSM). The results are...

Sensitivity of Two-Loop Corrections to Muon Decay to the Higgs-Boson Mass (1997)

The two-loop QCD corrections to the $\rho$ parameter are derived in the Minimal Supersymmetric Standard Model. They turn out to be sizable and modify the one-loop result by up to 30%. Furthermore...

Higher-order corrections to precision observables in the Standard Model and the MSSM (1997)

The Higgs-mass dependence of the two-loop contributions to muon decay is analyzed at the two-loop level. Exact results are given for the Higgs-dependent two-loop corrections associated with the...

Leading QCD Corrections to Scalar Quark Contributions to Electroweak Precision Observables (1997)

A summary of recent results obtained for higher-order corrections to precision observables in the Standard Model and the Minimal Supersymmetric Standard Model is given. In the Standard Model...

Djouadi, A., Gambino, P., Heinemeyer, S., Hollik, W., Jünger, C., Weiglein, G.

In the supersymmetric extension of the Standard Model we derive the two-loop QCD corrections to the scalar quark contributions to the electroweak precision observables entering via the rho parameter....

Precise Predictions for the W-Boson Mass (1997)

Higgs-mass dependence of two-loop corrections to Delta r (1997)

Recent results for higher-order corrections to the relation between the vector-boson masses in the Standard Model and Supersymmetry are summarized. In the Standard Model, the Higgs-mass dependence of...

Bauberger, S., Weiglein, G.

The Higgs-mass dependence of the Standard Model contributions to the correlation between the gauge-boson masses is studied at the two-loop level. Exact results are given for the Higgs-dependent...

Supersymmetric contributions to electroweak precision observables: QCD corrections (1996)

Djouadi, A., Gambino, P., Heinemeyer, S., Hollik, W., Jünger, C., Weiglein, G.

We calculate the two-loop QCD correction to the scalar quark contributions to the electroweak gauge-boson self-energies at zero momentum-transfer in the supersymmetric extension of the Standard...

Calculation of two-loop top-quark and Higgs-boson corrections in the electroweak Standard Model (1996)

Bauberger, S., Weiglein, G.

A combination of algebraical and numerical techniques for calculating two-loop top-quark and Higgs-boson corrections to electroweak precision observables like $\Delta r$ or the $\rho$-parameter is...

The background-field formulation of the electroweak Standard Model (1996)

Implications of Electroweak Precision Data on Bounds on the Higgs-Boson Mass (1996)

The application of the background-field method to the electroweak Standard Model and its virtues are reviewed. Special emphasis is directed to the Ward identities that follow from the gauge...

How reliably can the Higgs-Boson Mass be predicted from Electroweak Precision Data? (1996)

Carefully analyzing the dependence of the bounds on the Higgs-boson mass $\MH$ derived from the observables $\swbar^2(\LEP)$, $\swbar^2(\SLD)$, $\Gl$, $\MW$, $\GT$, $\Gh$, as well as $\Rb$ and $\Rc$,...

Which Bosonic Loop Corrections are Tested in Electroweak Precision Measurements? (1995)

From the LEP precision data and the measurement of the W-boson mass, upon excluding the observables Rb, Rc in a combined fit of the top-quark mass, Mt, and the Higgs-boson mass, MH, within the...

On the Observation of Bosonic Loop Corrections in Electroweak Precision Experiments (1995)

The nature of the electroweak bosonic loop corrections to which current precision experiments are sensitive is explored. The set of effective parameters $\De x$, $\De y$, and $\eps$, which quantify...

Application of the Background-Field Method to the electroweak Standard Model (1994)

We investigate the structure of the experimentally significant electroweak bosonic loop corrections to the leptonic weak mixing angle, the leptonic Z-boson decay width, and the W-boson mass. It is...

Green functions from a gauge-invariant effective action for the electroweak Standard Model (1994)

Application of the background-field method yields a gauge-invariant effective action for the electroweak Standard Model, from which simple QED-like Ward identities are derived. As a consequence of...

Calculation of two-loop self-energies in the electroweak Standard Model (1994)

Application of the background-field method to the electroweak Standard-Model yields a gauge-invariant effective action giving rise to simple Ward identities. We find that in the background-field `t...

Bauberger, S., Berends, F. A., Böhm, M., Buza, M., Weiglein, G.

Motivated by the results of the electroweak precision experiments, studies of two-loop self-energy Feynman diagrams are performed. An algebraic method for the reduction of all two-loop self-energies...

Gauge Invariance of Green Functions: Background-Field Method versus Pinch Technique (1994)