Waiting for mu->eg from the MEG experiment (2009)
Hisano, J., Nagai, M., Paradisi, P., Shimizu, Y.
The Standard Model (SM) predictions for the lepton flavor-violating (LFV) processes like mu->eg are well far from any realistic experimental resolution, thus, the appearance of m->eg at the running...
Flavor physics of leptons and dipole moments (2008)
Raidal, M, Bigi, I, Mangano, ML, Semertzidis, Y, Abel, S, ...
This chapter of the report of the ``Flavor in the era of the LHC'' Workshop discusses the theoretical, phenomenological and experimental issues related to flavor phenomena in the charged lepton...
Flavor physics of leptons and dipole moments (2008)
Raidal, M, Bigi, I, Mangano, ML, Semertzidis, Y, Abel, S, ...
This chapter of the report of the “Flavor in the era of the LHC” Workshop discusses the theoretical, phenomenological and experimental issues related to flavor phenomena in the charged lepton...
Physics Interplay of the LHC and the ILC (2008)
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...
Physics Interplay of the LHC and the ILC (2008)
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...
Physics Interplay of the LHC and the ILC (2008)
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...
Flavour physics of leptons and dipole moments (2008)
Raidal, M., Bigi, I., Mangano, M. L., Semertzidis, Y., Abel, S., ...
This chapter of the report of the ``Flavour in the era of the LHC'' Workshop discusses the theoretical, phenomenological and experimental issues related to flavour phenomena in the charged lepton...
Flavour Physics of Leptons and Dipole Moments. (2008)
M. Raidal, DESY Forschung Hochenergiephysik, I. Bigi, M.L. Mangano, Y. Semertzidis, ...
Internal report | Preprint
"Flavored" Electric Dipole Moments in Supersymmetric Theories (2007)
Hisano, J., Nagai, M., Paradisi, P.
The Standard Model (SM) predictions for the hadronic electric dipole moments (EDMs) are well far from the present experimental resolutions, thus, the EDMs represent very clean probes of New Physics...
Physics interplay of the LHC and the ILC. (2006)
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...
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...
The Discovery Potential of a Super B Factory (2005)
Hewett, JoAnne. L., Hitlin, David G., Abe, T., Agashe, K., Albert, J., Ali, A., ...
The Proceedings of the 2003 SLAC Workshops on flavor physics with a high luminosity asymmetric e+e- collider. The sensitivity of flavor physics to physics beyond the Standard Model is addressed in...
Physics Interplay of the LHC and the ILC (2004)
Weiglein, Georg, Barklow, T, Boos, E, De Roeck, A, Desch, Klaus, 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...
Physics Interplay of the LHC and the ILC (2004)
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...
Physics at Super B Factory (2004)
Akeroyd, A. G., Bartel, W., Bondar, A., Browder, T. E., Drutskoy, A., Enari, Y., ...
This report presents the results of studies that investigate the physics reach at a Super B factory, an asymmetric-energy e^+e^- collider with a design luminosity of 5 x 10^35 cm^-2s^-1, which is...
Physics Interplay of the LHC and the ILC (2004)
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...
Physics Interplay of the LHC and the ILC (2004)
Weiglein, G., Barklow, T., Boos, E., A. De, Roeck, 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...
Physics Interplay of the LHC and the ILC (2004)
Weiglein, G., Barklow, T., Boos, E., A. De, Roeck, 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...
Physics Interplay of the LHC and the ILC (2004)
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...
Detailed Study of Gluino Decay into Third Generation Squarks at the CERN LHC (2003)
Hisano, J, Kawagoe, K, Nojiri, M M
In supersymmetric models a gluino can decay into $tb\tilde{\chi}^{\pm}_1$ through a stop or a sbottom. The decay chain produces an edge structure in the $m_{tb}$ distribution. Monte Carlo simulation...
Lepton-Flavor Violating Decay of Tau Lepton in the Supersymmetric Seesaw Model (2002)
Now the bounds on the lepton-flavor violating (LFV) decay modes of tau lepton are being improved by the Belle experiment in the KEK B factory. In this paper the LFV decay of tau lepton is discussed...
New parametrization of the seesaw mechanism and applications in supersymmetric models (2002)
Ellis, Jonathan Richard, Hisano, J, Raidal, Martti, Shimizu, Y
We present a new parametrization of the minimal seesaw model, expressing the heavy-singlet neutrino Dirac Yukawa couplings (Y/sub nu /)/sub ij/ and Majorana masses M(N/sub i/) in terms of effective...
Probing physics beyond the standard model from lepton sector (2002)
In this review we discuss physics of the lepton sector, the anomalous dipole moment of muon, the charged lepton-flavor violation, and the electric dipole moments of charged leptons, from viewpoints...
Scenery from the Top: Study of the Third Generation Squarks at CERN LHC (2002)
Hisano, J, Kawagoe, K, Kitano, R, Nojiri, M M
In the minimal supersymmetric standard model (MSSM) properties of the third generation sfermions are important from the viewpoint of discriminating the SUSY breaking models and in the determination...
Lepton electric dipole moments in non-degenerate supersymmetric Seesaw models (2001)
Ellis, Jonathan Richard, Hisano, J, Raidal, Martti, Shimizu, Y
In the context of supersymmetric seesaw models of neutrino masses with non-degenerate heavy neutrinos, we show that Dirac Yukawa interactions N^c_i (Y_nu)_{ij} L_j H_2 induce large threshold...
CP Violation in the Minimal Supersymmetric Seesaw Model (2001)
Ellis, Jonathan Richard, Hisano, J, Lola, S, Raidal, Martti
We study CP violation in the lepton sector of the supersymmetric extension of the Standard Model with three generations of massive singlet neutrinos with Yukawa couplings $Y_\nu$ to lepton doublets,...
Neutrino masses, muon g-2, and lepton-flavour violation in the supersymmetric see-saw model (2001)
In the light of the recent muon (g_mu-2) result by the E821 experiment at the Brookhaven National Laboratory, we study the event rates of the charged lepton-flavour-violating (LFV) processes in the...
Hisano, J, Nojiri, M M, Okada, N
The gauge-mediated SUSY-breaking (GMSB) model needs entropy production at a relatively low temperature in the thermal history of the Universe for the unwanted relics to be diluted. This requires a...
Neutralino Warm Dark Matter (2000)
Hisano, J, Kohri, K, Nojiri, M M
In the supersymmetric (SUSY) standard model, the lightest neutralino may be the lightest SUSY particle (LSP), and it is is a candidate of the dark matter in the universe. The LSP dark matter might be...
Neutralino Warm Dark Matter (2000)
Hisano, J., Kohri, K., Nojiri, M. M.
In the supersymmetric (SUSY) standard model, the lightest neutralino may be the lightest SUSY particle (LSP), and it is is a candidate of the dark matter in the universe. The LSP dark matter might be...
Proton Decay in the Supersymmetric Grand Unified Models (2000)
In this article we review proton decay in the supersymmetric grand unified models.
The neutrino experiment results suggest that the neutrinos have finite masses and the lepton-flavor symmetries are violating in nature. In the supersymmetric models, the charged lepton-flavor...
Lepton-Flavor Violation at Future Lepton Colliders and the Atmospheric Neutrino Oscillation (1999)
It can be expected from the result for the atmospheric neutrino by the SUPERKAMIOKANDE and the CHOOZ result that the the lepton-flavor violating (LFV) interaction between the second and third...
Taking the solar and the atmospheric neutrino experiments into account we discuss the lepton flavor violating processes, such as $\tau\to\mu\gamma$ or $\mu\to e\gamma$, in the minimal supersymmetric...
Hisano, J., Kurosawa, Kiichi, Nomura, Yasunori
Considering that the soft SUSY breaking scalar masses come from a vacuum expectation value of the D-term for an external gauge multiplet, the renormalization of the scalar masses is related to the...
Lepton-Flavor Violation in Supersymmetric Models (1998)
Theoretical aspects of lepton-flavor violating (LFV) processes on the supersymmetric models are reviewed. In particular, we show that, assuming the minimal supergravity scenario, the LFV interaction...
Enhancement of \mu \to e \gamma in the supersymmetric SU(5) GUT at large \tan\beta (1998)
Hisano, J., Nomura, Daisuke, Okada, Yasuhiro, Shimizu, Yasuhiro, Tanaka, Minoru
Branching ratio of $\mu \to \e \gamma$ is evaluated in the supersymmetric SU(5) grand unified theory taking account of higher dimensional operators, which reproduce the realistic quark and lepton...
Atmospheric Neutrino Oscillation and Large Lepton-Flavour Violation in the SUSY SU(5) GUT (1997)
Hisano, J., Nomura, Daisuke, Yanagida, T.
The atmospheric neutrino anomaly reported by the super-Kamiokande collaboration suggests existence of a large flavour violating Yukawa coupling in the lepton sector. We discuss lepton-flavour...
Dimension-six Proton Decays in the Modified Missing Doublet SU(5) Model (1997)
Hisano, J., Nomura, Yasunori, Yanagida, T.
Dimension-five operators for nucleon decays are suppressed in the modified missing doublet (MMD) model in the supersymmetric SU(5) grand unification. We show that nonrenormalizable interactions...
Exact Results for Soft Supersymmetry Breaking Parameters in Supersymmetric Gauge Theories (1997)
We obtain exact relations (valid to all orders in the coupling constant) for the running gaugino mass in supersymmetric gauge theories, treating the soft supersymmetry breaking effects in the linear...
Is the ee gamma gamma+ Missing E(T) Event an Evidence of the Light Axino? (1996)
Hisano, J., Tobe, K., Yanagida, T.
We point out that if the Peccei-Quinn symmetry breaking scale $F_a$ is in a range of the hadronic axion window ($F_a\sim 10^6$GeV), the ee$\gamma\gamma+/\!\!\!\! E_T$ event in the CDF experiment can...
Exact Event Rates of Lepton Flavor Violating Processes in Supersymmetric SU(5) Model (1996)
Hisano, J., Moroi, T., Tobe, K., Yamaguchi, M.
Event rates of various lepton flavor violating processes in the minimal supersymmetric SU(5) model are calculated, using exact formulas which include Yukawa vertices of lepton-slepton-Higgsino. We...
Suppression of Proton Decay in the Missing-Partner Model for Supersymmetric SU(5) GUT (1995)
The Peccei-Quinn symmetric extension of the missing-partner model in the supersymmetric SU(5) grand unified model is consistent with the observed stability of the proton, even in the large...
Hisano, J., Moroi, T., Tobe, K., Yamaguchi, M.
Various lepton-flavor violating (LFV) processes in the supersymmetric standard model with right-handed neutrino supermultiplets are investigated in detail. It is shown that large LFV rates are...
An N=2 SUSY Gauge Model for Dynamical Breaking of the Grand Unified SU(5) Symmetry (1995)
We construct an extension of the recently proposed dynamical model for the breaking of SU(5)$_{\rm GUT}$ gauge symmetry, in which a pair of massless chiral supermultiplets for Higgs doublets are...
Hisano, J., Moroi, T., Tobe, K., Yamaguchi, M., Yanagida, T.
We examine the lepton-flavor violation caused by a Yukawa coupling matrix $y_{\nu,ij}$ for right-handed neutrinos in the supersymmetric standard model. We stress that decay rates for...
Limit on the Color-Triplet Higgs Mass in the Minimum Supersymmetric SU(5) Model (1994)
Hisano, J., Moroi, T., Tobe, K., Yanagida, T.
In the minimum supersymmetric SU(5) GUT, we derive the upper limit on the mass of the color-triplet Higgs multiplets as $\mhc\leq 2.4\times 10^{16}~\GEV$ (90 \% C.L.) taking all possible corrections...
Suppression of Proton Decay in the Missing-Partner Model for Supersymmetric SU(5) GUT (1994)
Hisano, J., Moroi, T., Tobe, K., Yanagida, T.
We construct a missing-partner model for supersymmetric SU(5) GUT assuming the Peccei-Quinn symmetry, in which the SU(5) gauge coupling constant remains in the perturbative regime below the...
Nucleon Decay in the Minimal Supersymmetric $SU(5)$ Grand Unification (1992)
Hisano, J., Murayama, H., Yanagida, T.
We make a detailed analysis on the nucleon decay in the minimal supersymmetric $SU(5)$ grand unified model. We find that a requirement of the unification of three gauge coupling constants leads to a...