English
Related papers

Related papers: New physics correlations in rare decays

200 papers

We study the correlations (and alignment as a particular case) existent between the fragments originated in a decaying process when the daughter particles interact. The interaction between the particles is modeled using the potential of…

Quantum Physics · Physics 2009-11-13 Pedro Sancho

We consider the possibility that physics beyond the standard model contributes to the decays B -> V1 V2, where V1 and V2 are vector mesons. We show that a time-dependent angular analysis of B -> V1 V2 decays provides many tests for this new…

High Energy Physics - Phenomenology · Physics 2009-11-10 David London , Nita Sinha , Rahul Sinha

We improve the current predictions of the standard model for neutron beta decay observables and compare them with the currently available ones. Next we study their implications in the possible detection of new physics. We discuss where the…

High Energy Physics - Phenomenology · Physics 2009-11-07 A. Garcia , J. L. Garcia-Luna

I discuss the theoretical and empirical status of $b \to s \gamma$, $b \to s \ell^+ \ell^-$ decays, as well as their future prospects. I emphasize those observables in rare $b$-decays which can potentially establish new physics and…

High Energy Physics - Phenomenology · Physics 2009-11-07 Gudrun Hiller

Impacts on new physics search from $\bbbar, \kkbar$ mixings and the rare decay $\kplusdecay$ are discussed. We show that, in a certain class of new physics models, the extra contributions to those processes can be parametrized by its ratio…

High Energy Physics - Phenomenology · Physics 2007-05-23 Gi-Chol Cho

Weak decays and mixing of B-hadrons play a special role in our understanding of the physics of the Standard Model and beyond. The measured amplitudes, however, result from a complicated interplay of weak and strong interaction effects.…

High Energy Physics - Phenomenology · Physics 2016-09-06 G. Martinelli

After a short introduction to effective field theories, most of their features are illustrated using the top decay. The effects of heavy new physics on the top decay are computed and the constraints on the coefficients of the dimension-six…

High Energy Physics - Phenomenology · Physics 2015-06-12 Celine Degrande

We present a concise review of the status of the Standard Model and of the models of new physics.

High Energy Physics - Phenomenology · Physics 2007-05-23 Guido ALTARELLI

A linear correlation is found between the magnitude of nucleon-nucleon short-range correlations and the nuclear binding energy per nucleon with pairing energy removed. By using this relation, the strengths of nucleon-nucleon short-range…

Nuclear Theory · Physics 2017-04-25 Hongkai Dai , Rong Wang , Yin Huang , Xurong Chen

Nuclear dynamics at short distances is one of the most fascinating topics of strong interaction physics. The physics of it is closely related to the understanding the role of the QCD in generating nuclear forces at short distances as well…

Nuclear Theory · Physics 2017-10-11 Nadia Fomin , Douglas Higinbotham , Misak Sargsian , Patricia Solvignon

The study of rare B-decays at SuperB provides unique opportunities to understand the Standard Model and to constrain new physics. It is discussed the new physics potential of the B -> K\nu\nu and B -> K^*\nu\nu system from the proposed…

High Energy Physics - Experiment · Physics 2015-03-17 Alejandro Pérez

I discuss three B physics results with potential for exhibiting new flavour-changing interactions: (1) the time-dependent CP asymmetry in B\to J/\psi K_S decay; (2) branching fractions and CP asymmetries in B\to \pi\pi, \pi K decays; (3)…

High Energy Physics - Phenomenology · Physics 2007-05-23 M. Beneke

The study of rare B-decays at SuperB provides unique opportunities to understand the Standard Model and constrain new physics. It is discussed the new physics potential of the B -> K nu nu_bar and B -> K^{\ast} nu nu_bar system from the…

High Energy Physics - Experiment · Physics 2010-11-23 Alejandro Perez

We review the status of rare kaon decays, concentrating on modes with sensitivity to short-distance flavour physics.

High Energy Physics - Phenomenology · Physics 2009-10-09 Gerhard Buchalla

A review is presented of the current status of experimental searches for physics beyond the standard model in rare $\tau$ decays.

High Energy Physics - Experiment · Physics 2009-09-01 Stefano Passaggio

The novel phenomena observed in particle angular correlations are reviewed. They include the double-peak away-side azimuthal correlations in relativistic heavy-ion collisions and the long-range pseudorapidity near-side (ridge) correlations…

Nuclear Experiment · Physics 2013-11-19 Fuqiang Wang

After a brief review of the inclusive and exclusive rare semileptonic decays of B mesons in the standard model (SM), an overview of recent theoretical developments in this field is given. New physics effects on various observables such as…

High Energy Physics - Phenomenology · Physics 2009-10-31 Chao-Shang Huang

With the running B, kaon and neutrino physics experiments, flavour physics takes centre stage within today's particle physics. We discuss the opportunities offered by these experiments in our search for new physics beyond the SM and discuss…

High Energy Physics - Phenomenology · Physics 2008-11-26 Tobias Hurth

Disentangling New Physics effects from the Standard Model requires a good understanding of all pieces that stem from the latter, especially the uncertainties that might plague the theoretical estimations within the Standard Model. In the…

High Energy Physics - Phenomenology · Physics 2016-11-16 Marco Ciuchini , Marco Fedele , Enrico Franco , Satoshi Mishima , Ayan Paul , Luca Silvestrini , Mauro Valli

$CP$ violation experiments, new measurements of the parameters of the neutral \K\ system and searches for rare decays are summarized. Perspectives for the near future are presented.

High Energy Physics - Experiment · Physics 2007-05-23 Paolo Franzini