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In the past decade, many new charmonium (or charmonium-like) and bottomonium (or bottomonium-like) states were observed experimentally. I will review these XYZ states which do not fit into the quark model spectrum easily.

High Energy Physics - Phenomenology · Physics 2014-04-09 Wei Chen , Wei-Zhen Deng , Jun He , Ning Li , Xiang Liu , Zhi-Gang Luo , Zhi-Feng Sun , Shi-Lin Zhu

We review the most recent experimental progress in the hadron spectroscopy, up to bottomonium mass. This covers the search for the J^PC=1^-+ exotic state, the states in J/psi decays, the spin-singlets of heavy quarkonium, and the…

High Energy Physics - Experiment · Physics 2011-08-04 Chang-Zheng Yuan

We present the most recent results from the BESIII experiment. This review covers the studies of charmonium decays, light hadron spectroscopy and charm physics. Especially, the prospects for weak decays of charm mesons are addressed at the…

High Energy Physics - Experiment · Physics 2019-08-21 Hai-Bo Li

In this talk, we review the recent experimental developments on charmonium and charm spectroscopy base on the data samples taken by the BESIII, Belle, LHCb and CMS experiments. We concentrate on the resonant parameter measurement of…

High Energy Physics - Experiment · Physics 2019-06-24 Y. Hu

During the last few years there has been a renaissance in charm and charmonium spectroscopy with higher precision measurements at the $\psi^{'}$ and $\psi(3770)$ coming from BESII and CLEOc and many new discoveries coming from B-factories.…

High Energy Physics - Experiment · Physics 2008-10-20 Frederick A. Harris

We review recent studies on exotic states at the Belle experiment. The results include: (1) The measurement of the cross sections of $\gamma \gamma \to \omega \phi$, $\phi\phi$, and $\omega \omega$ for masses that range from threshold to…

High Energy Physics - Experiment · Physics 2019-08-13 C. P. Shen

In this talk, we present the recent results on charmonium decays from the BES experiment at the BEPC collider. The analyses are based on a 14 million psi(2S) events data sample. We report results on leptonic decays, hadronic decays, and…

High Energy Physics - Experiment · Physics 2019-08-13 Chang-Zheng Yuan

Recent CLEO results on electromagnetic and hadronic transitions in charmonium and bottomonium systems are reviewed.

High Energy Physics - Experiment · Physics 2007-05-23 Tomasz Skwarnicki

We review recent results in heavy quark hadron spectroscopy at the Tevatron. With increasing data samples the Tevatron experiments start to uncover information on the b-hadrons. Most important are the first observations of the narrow Bs**…

High Energy Physics - Experiment · Physics 2019-08-14 Michal Kreps

The discovery of hadronic states beyond the conventional two-quark meson and three-quark baryon picture in the last two decades is one of the most amazing accomplishments in fundamental physics research. Many experiments contributed to this…

High Energy Physics - Phenomenology · Physics 2022-11-15 Chang-Zheng Yuan

Recent experimental results in charm and charmonium spectroscopy are reviewed.

High Energy Physics - Experiment · Physics 2008-11-26 Brian Aa. Petersen

A number of charmonium- and bottomonium-like meson states have been observed that have properties that do not match well to expectations for the simple quark-antiquark substructure suggested by the constituent quark model. Some of them are…

Nuclear Experiment · Physics 2013-07-17 Stephen Lars Olsen

An overview is given on recent progress in the study of quarkonium spectroscopy at the B-factories. In particular, an updated status report is presented of the long list of "charmonium-like" resonances newly discovered, whose assignment as…

High Energy Physics - Experiment · Physics 2009-03-04 Enrico Robutti

Originally designed for CP violation studies in the B meson system, the B-Factories recently showed an exciting capability for improving our experimental knowledge in the field of hadron spectroscopy. We review results on bottomonium…

High Energy Physics - Experiment · Physics 2011-09-22 A. E. Bondar

A number of charmonium-(bottmonium-)like states have been observed in $B$-factory experiments. Recently the BESIII experiment has joined this search with a unique data sample collected at the different center of mass energies ranging from…

High Energy Physics - Experiment · Physics 2015-06-19 Sookyung Choi

The discovery of hadronic states beyond the conventional two-quark meson and three-quark baryon picture in the last two decades is one of the most amazing accomplishments in fundamental physics research. We review the experimental progress…

High Energy Physics - Experiment · Physics 2023-08-08 Chang-Zheng Yuan

The CDF and D0 experiments have produced a wealth of heavy flavour physics results since the beginning of Run II of the Fermilab Tevatron. We review recent measurements of B hadron states including excited B states (B^{**}, B_s^{**}) and…

High Energy Physics - Experiment · Physics 2009-06-05 Manfred Paulini

We revise and extend expectations for the properties of charmonium states that lie above charm threshold, in light of new experimental information. We refine the Cornell coupled-channel model for the coupling of c-cbar levels to two-meson…

High Energy Physics - Phenomenology · Physics 2014-11-18 Estia J. Eichten , Kenneth Lane , Chris Quigg

We discuss the relative rates of different charmonium states and introduce an improved model for mapping the continuous ccbar mass spectrum on the physical charmonium resonances.

High Energy Physics - Phenomenology · Physics 2007-05-23 C. Brenner Mariotto , M. B. Gay Ducati , G. Ingelman

I review recent theoretical advances in heavy hadron spectroscopy.

High Energy Physics - Phenomenology · Physics 2010-11-03 Antonio Vairo