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Related papers: The KLOE-2 Experiment at DAPHNE

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A dark sector -- a new non-Abelian gauge group Higgsed or confined near the GeV scale -- can be spectacularly probed in low-energy e+e- collisions. A low-mass dark sector can explain the annual modulation signal reported by DAMA/LIBRA and…

High Energy Physics - Phenomenology · Physics 2009-09-03 Rouven Essig , Philip Schuster , Natalia Toro

Electroweak Precision Measurements are stringent tests of the Standard Model and sensitive probes to New Physics. Accurate studies of the $Z$-boson couplings to the first-generation quarks, which are currently constrained from LEP data to a…

High Energy Physics - Phenomenology · Physics 2025-11-13 Krzysztof Mękała , Daniel Jeans , Jürgen Reuter , Junping Tian , Aleksander Filip Żarnecki

The DA{\Phi}NE collider at INFN-LNF is a unique source of low-energy kaons, which was used by the DEAR, SIDDHARTA and AMADEUS collaborations for unique measurements of kaonic atoms and kaon-nuclei interactions. Presently, the SIDDHARTA-2…

Nuclear Experiment · Physics 2021-04-20 C. Curceanu , C. Guaraldo , A. Scordo , D. Sirghi , K. Piscicchia , C. Amsler , J. Zmeskal , D. Bosnar , S. Eidelman , H. Ohnishi , Y. Sada

We reexamine the feasibility of two-photon reactions at DA$\Phi$NE with the KLOE detector excluding the small angle tagging system. Event-rate predictions of interesting channels : $\gamma \gamma \to \pi^0, \eta $ and $\gamma \gamma \to…

High Energy Physics - Experiment · Physics 2007-05-23 Saro Ong

We present the current status of the analysis of about 1.7 billion K_S K_L pair events collected at DA{\Phi}NE with the KLOE detector to determine the branching ratio of K_S -> {\pi}e{\nu} decay and the lepton charge asymmetry. This sample…

High Energy Physics - Experiment · Physics 2019-08-14 D. Kamińska

Working at a $\phi$-factory, KLOE/KLOE-2 has collected a very large and clean sample of $\eta$ decays, which allow to perform a variety of precision measurements. This report presents the recent results on the $\eta$-meson decays from…

High Energy Physics - Experiment · Physics 2020-12-30 Xiaolin Kang

The preliminary result on the absolute branching ratio of the decay K+ to pi+ pi0 (gamma), obtained by the KLOE experiment operating at the DAPHNE Frascati Phi-Factory, is presented.

High Energy Physics - Experiment · Physics 2012-08-27 Kloe Collaboration

Kaonic atoms are a unique tool to explore quantum chromodynamics in the strangeness sector at low energy, with implications reaching neutron stars and dark matter. Precision X-ray spectroscopy can fully unlock the at-threshold isospin…

We show how the processes $e^- e^+ \to ZH, ~ \gamma H$, which will be studied at LEP2 and at high energy colliders, could be used to search for types of New Physics (NP) characterized by an effective NP scale in the few TeV range and…

High Energy Physics - Phenomenology · Physics 2009-10-28 G. J. Gounaris , F. M. Renard , N. D. Vlachos

Data collected by the KLOE experiment in years 2001/2002 for a total integrated luminosity of 410 pb$^{-1}$, corresponding to 17 million of produced $\eta$'s from the $\Phi \to \eta\gamma$ radiative decay, have been analyzed to look for the…

High Energy Physics - Experiment · Physics 2007-05-23 The KLOE Collaboration , A. Aloisio

The KLOE experiment at the DA$\Phi$NE $\phi$-factory has performed a new precise measurement of the pion form factor using Initial State Radiation events, with photons emitted at small polar angle. Results based on an integrated luminosity…

High Energy Physics - Experiment · Physics 2019-08-13 Graziano Venanzoni

We measured, with the KLOE detector, the spectrum of pi+pi- invariant mass in a sample of 6.7 x 10^5 e+e- --> pi+pi-g events with the photon at large polar angle (theta_g>45^o) at a centre of mass energy sqrt(s) around the phi mass. We…

High Energy Physics - Experiment · Physics 2012-08-27 KLOE collaboration

Study of semileptonic decays of neutral kaons allows to perform a test of discrete symmetries, as well as basic principles of the Standard Model. In this paper a general review on dependency between charge asymmetry constructed for…

High Energy Physics - Experiment · Physics 2018-07-08 Daria Kamińska

The three lowest-lying $\Upsilon$ states, i.e. $\Upsilon(1S)$, $\Upsilon(2S)$, and $\Upsilon(3S)$, composed of $b\bar b$ pairs and below the $B\bar B$ threshold, provide a good platform for the researches of hadronic physics and physics…

High Energy Physics - Experiment · Physics 2020-08-11 Sen Jia , Xingyu Zhou , Chengping Shen

We search for single-photon events in 53 fb^-1 of e+e- collision data collected with the BaBar detector at the PEP-II B-factory. We look for events with a single high-energy photon and a large missing momentum and energy, consistent with…

High Energy Physics - Experiment · Physics 2019-08-14 J. P. Lees

This review covers results of searches for new elementary particles that decay into boson pairs (dibosons), performed at the CERN Large Hadron Collider in proton-proton collision data collected by the ATLAS and CMS experiments at 7-, 8-,…

High Energy Physics - Experiment · Physics 2018-02-05 Tommaso Dorigo

In a few months the KLOE-2 detector is expected to start data taking at the upgraded DA$\rm{\Phi}$NE $\phi$-factory of INFN Laboratori Nazionali di Frascati. It aims to collect 25 fb$^{-1}$ at the $\phi(1020)$ peak, and about 5 fb$^{-1}$ in…

High Energy Physics - Experiment · Physics 2015-05-18 G. Venanzoni