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The dynamics of a stabilized radion in the Randall-Sundrum model (RS) with two branes is investigated, and the effects of the radion on electroweak precision observables are evaluated. The radius is assumed to be stabilized using a bulk…

High Energy Physics - Theory · Physics 2009-09-25 Csaba Csaki , Michael L. Graesser , Graham D. Kribs

We compute the one-loop correction to the radion potential in the Randall-Sundrum model with detuned brane tensions, with supersymmetry broken by boundary conditions. We concentrate on the small-warping limit, where the one-loop correction…

High Energy Physics - Theory · Physics 2008-11-26 Andrey Katz , Yael Shadmi , Yuri Shirman

In the Randall-Sundrum (RS) compactification, the gap between two branes is stabilized by the vacuum expectation value of a scalar field called {\it radion}, $\phi$. This radion behaves like a weak interaction singlet scalar field, coupling…

High Energy Physics - Phenomenology · Physics 2008-11-26 Jihn E. Kim , Bumseok Kyae , Jong Dae Park

The effective action of the radion in the Randall-Sundrum model is analysed. Fine tunings are needed to obtain the observed mass hierarchy and an invisible radion. since the kinetic terms are important for determining the radion mass, the…

High Energy Physics - Theory · Physics 2009-11-07 Ian G Moss , Wade Naylor

Phenomenology of a radion ($\phi$) in the Randall-Sundrum scenario is discussed. The radion couples to the trace of energy momentum tensor of the standard model with a strength suppressed only by a new scale ($\Lambda_{\phi}$) which is an…

High Energy Physics - Phenomenology · Physics 2017-08-23 S. Bae , P. Ko , H. S. Lee , Jungil Lee

Using a fixed-energy amplitude in Randall-Sundrum single brane scenario, we compute the Newton potential on the brane. It is shown that the correction terms to the Newton potential involve a logarithmic factor. Especially, when the distance…

High Energy Physics - Theory · Physics 2009-11-07 D. K. Park , S. Tamaryan

We investigate the Randall-Sundrum model with a light stabilized radion (required to fix the size of the extra dimension) in the light of muon anomalous magnetic moment $a_\mu [= \frac{(g - 2)}{2}]$. Using the recent data (obtained from the…

High Energy Physics - Phenomenology · Physics 2009-11-10 Prasanta Kumar Das

We construct the effective theory of the graviscalar radion in the Randall-Sundrum scenario, taking into account effects arising from the stabilization of the extra dimension through the Goldberger-Wise mechanism. We explore the conditions…

High Energy Physics - Phenomenology · Physics 2015-06-15 Zackaria Chacko , Rashmish K. Mishra , Daniel Stolarski

We show that in brane-world scenarios with warped extra dimensions, the Casimir force due to bulk matter fields may be sufficient to stabilize the radion field $\phi$. In particular, we calculate one loop effective potential for $\phi$…

High Energy Physics - Theory · Physics 2008-11-26 Jaume Garriga , Oriol Pujolas , Takahiro Tanaka

Phenomenology of a radion ($\phi$) that stabilizes the modulus in the Randall-Sundrum scenario is considered. The radion couples to the trace of energy momentum tensor of the standard model (SM) with a strength suppressed only by a new…

High Energy Physics - Phenomenology · Physics 2009-10-31 Saebyok Bae , P. Ko , Hong Seok Lee , Jungil Lee

In the minimal supersymmetric model (MSSM), the upper limit of the lightest Higgs boson mass, $\mhl$, depends strongly on the top quark mass, $m_t$. We have computed the dominant two-loop radiative corrections to this upper limit of $\mhl$…

High Energy Physics - Phenomenology · Physics 2009-10-28 Ralf Hempfling , Andre H. Hoang

We discuss gravitational perturbations in the Randall-Sundrum two branes model with radius stabilization. Following the idea by Goldberger and Wise for the radius stabilization, we introduce a scalar field which has potentials localized on…

High Energy Physics - Theory · Physics 2009-11-07 Hideaki Kudoh , Takahiro Tanaka

In this paper we study some low energy effects of a light stabilized radion in the Randall-Sundrum scenario. We find that the NLC 500 with its projected precision level will be able to probe the radion contribution to the anomalous magnetic…

High Energy Physics - Phenomenology · Physics 2008-11-26 Uma Mahanta , Subhendu Rakshit

We present the impact of two-loop corrections on the mass of the lightest Higgs boson in the Minimal R-symmetric Supersymmetric Standard Model (MRSSM). These shift the Higgs boson mass up by typically 5 GeV or more. The dominant corrections…

High Energy Physics - Phenomenology · Physics 2015-04-22 Philip Diessner , Jan Kalinowski , Wojciech Kotlarski , Dominik Stöckinger

We investigate a radiative correction to the masses of Kaluza-Klein(KK) modes in a universal extra dimensional model which are defined on a six-dimensional spacetime with extra space as a two-sphere orbifold $S^2/Z_2$. We first define the…

High Energy Physics - Phenomenology · Physics 2014-09-03 Nobuhito Maru , Takaaki Nomura , Joe Sato

In this paper we calculate the $(g-2)_{\mu}$ contribution due to a light stabilized radion using the radion couplings both to the kinetic energy and the mass term of the muon. We find that the $(g-2)_{\mu}$ contribution due to radion…

High Energy Physics - Phenomenology · Physics 2009-11-07 Prasanta Das , Uma Mahanta

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 limit of heavy scalar quarks. A very…

High Energy Physics - Phenomenology · Physics 2007-05-23 S. Heinemeyer , G. Weiglein

Assuming the Goldberger-Wise mechanism, we investigated the effective potential at the one-loop level in the Randall-Sundrum theory. We found the lower and upper bounds of the radion mass m_\phi and the radion-SM coupling constant, 0.8 GeV…

High Energy Physics - Phenomenology · Physics 2009-10-31 Saebyok Bae , Hong Seok Lee

We study the effects of extra dimension on the muon anomalous magnetic moment in the stabilized Randall-Sundrum scenario. The effects of the Kaluza-Klein states heavier than the cut-off scale expected to be of order $\Lambda_\pi$ are…

High Energy Physics - Phenomenology · Physics 2009-11-07 Seong Chan Park , H. S. Song

Evaluating Kaluza-Klein (KK) corrections is indispensable to test the braneworld scenario. In this paper, we propose a novel symmetry approach to a 4-dimensional effective action with KK corrections for the Randall-Sundrum two-brane system.…

High Energy Physics - Theory · Physics 2009-11-10 Sugumi Kanno , Jiro Soda
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