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Related papers: Some Phenomenologies of Unparticle Physics

200 papers

The dynamics of fermionic unparticles is developed from first principles. It is shown that any unparticle, whether fermionic or bosonic, can be recast in terms of a canonically quantized field, but with non-local interaction terms. We…

High Energy Physics - Phenomenology · Physics 2009-07-22 Rahul Basu , Debajyoti Choudhury , H. S. Mani

Recently, conceptually new physics beyond the Standard Model has been proposed, where a hidden conformal sector provides ``unparticle'' which couples to the Standard Model sector through higher dimensional operators in low energy effective…

High Energy Physics - Phenomenology · Physics 2008-11-26 Tatsuru Kikuchi , Nobuchika Okada

In the recent past,unparticle physics effects have been explored in detail in both the fermionic and bosonic sectors. We have used fermionic unparticles to study the cross-section of electron-positron annihilation to light pseudo-scalar…

High Energy Physics - Phenomenology · Physics 2007-06-13 Murugeswaran Duraisamy

We review some collider phenomenology of unparticle physics, including real emissions and virtual exchanges of unparticle. Existing experimental constraints from collider physics as well as astrophysics are briefly discussed.

High Energy Physics - Phenomenology · Physics 2009-02-02 Kingman Cheung , Wai-Yee Keung , Tzu-Chiang Yuan

Low energy phenomenology of the unparticle physics associated with an exact scale invariant sector possessing a non-trivial infrared fixed point at a higher energy scale is explored for both electron-positron and hadronic colliders. Feynman…

High Energy Physics - Phenomenology · Physics 2008-11-26 Kingman Cheung , Wai-Yee Keung , Tzu-Chiang Yuan

Unparticles from hidden conformal sectors provide qualitatively new possibilities for physics beyond the standard model. In the theoretical framework of minimal models, we clarify the relation between energy scales entering various…

High Energy Physics - Phenomenology · Physics 2009-09-29 Myron Bander , Jonathan L. Feng , Arvind Rajaraman , Yuri Shirman

The present status of the Standard Model and its experimental tests are reviewed, including indications on the likely mass of the Higgs boson. Also discussed are the motivations for supersymmetry and grand unification, searches for…

High Energy Physics - Phenomenology · Physics 2009-09-11 John Ellis

We review some theoretical and experimental issues in unparticle physics, focusing mainly on collider signatures.

High Energy Physics - Phenomenology · Physics 2009-11-13 Arvind Rajaraman

Recently Georgi has discussed the possible existence of `Unparticles' describable by operators having non-integral scaling dimensions. With the interaction of these with the Standard Model (SM) particles being constrained only by gauge and…

High Energy Physics - Phenomenology · Physics 2008-11-26 Debajyoti Choudhury , Dilip Kumar Ghosh , Mamta

The existence of scale invariant physics would lead to new phenomena in particle physics that could be detected at the LHC. In this paper we exploit the effects of these unparticles in $WW \to WW$ scattering. From the requirement of…

High Energy Physics - Phenomenology · Physics 2008-11-26 N. Greiner

We suggest some possible approaches of the unified equations of boson and fermion, which correspond to the unified statistics at high energy. A. The spin terms of equations can be neglected. B. The mass terms of equations can be neglected.…

General Physics · Physics 2009-09-09 Yi-Fang Chang

We propose a generic framework in which the Higgs and the unparticle are both composite. The underlying theories are four dimensional, asymptotically free, nonsupersymmetric gauge theories with fermionic matter. We sketch a possible uni-…

High Energy Physics - Phenomenology · Physics 2009-02-18 Francesco Sannino , Roman Zwicky

The mixing of $K^0-\bar{K^0}$, $D^0-\bar{D^0}$ and $B_{(s)}^0-\bar{B^0_{(s)}}$ provides a sensitive probe to explore new physics beyond the Standard Model. The scale invariant unparticle physics recently proposed by Georgi can induce…

High Energy Physics - Phenomenology · Physics 2008-11-26 Xue-Qian Li , Zheng-Tao Wei

We investigate unparticle effects in B_s mixing. In particular we discuss the possibility of reproducing the experimental result of \Delta M_s, while having large effects on the mixing phase \phi_s, which might be visible in current…

High Energy Physics - Phenomenology · Physics 2008-11-26 Alexander Lenz

Heavy quarkonium decays can be used to search for New Physics beyond the Standard Model. In particular, a light Higgs boson could induce a slight (but observable) lepton universality breaking in Upsilon decays. In fact, current experimental…

High Energy Physics - Phenomenology · Physics 2007-05-23 Miguel A. Sanchis-Lozano

The structure of low-energy supersymmetric models of fundamental particles and interactions is reviewed, with an emphasis on the minimal supersymmetric extension of the Standard Model (MSSM) and some of its variants. Various approaches to…

High Energy Physics - Phenomenology · Physics 2009-07-07 Howard E. Haber

In Nuclear Physics numerous possibilities exist to investigate fundamental symmetries and interactions. In particular, the precise measurements of properties of fundamental fermions, searches for new interactions in $\beta$-decays, and…

Nuclear Experiment · Physics 2014-11-18 Klaus P. Jungmann

The peculiar propagator of scale invariant unparticles has phases that produce unusual patterns of interference with standard model processes. We illustrate some of these effects in $e^+e^-\to\mu^+\mu^-$.

High Energy Physics - Phenomenology · Physics 2008-11-26 Howard Georgi

A perspective on the contemporary use of Dyson-Schwinger equations, focusing on some recent phenomenological applications: a description and unification of light-meson observables using a one-parameter model of the effective quark-quark…

Nuclear Theory · Physics 2007-05-23 M. B. Hecht , C. D. Roberts , S. M. Schmidt

The potential discovery of unparticles could have far-reaching implications for particle physics and cosmology. For over a decade, high-energy physicists have extensively studied the effects of unparticles. In this study, we derive six…

High Energy Physics - Phenomenology · Physics 2023-06-12 L. Y. Wu , K. Y. Zhang , H. Yan
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