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8–13 Aug 2022
Hörsaalzentrum Poppelsdorf
Europe/Berlin timezone

Novel bottomonium spectral results

10 Aug 2022, 14:20
20m
CP1-HSZ/0.011 (CP1-HSZ) - HS1 (CP1-HSZ)

CP1-HSZ/0.011 (CP1-HSZ) - HS1

CP1-HSZ

450
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Oral Presentation QCD at Non-zero Temperature Non-zero Temperature

Speaker

Ben Page (Swansea University)

Description

We present the latest results from the use of the Backus-Gilbert method for reconstructing the spectra of NRQCD bottomonium mesons using anisotropic FASTSUM ensembles at non-zero temperature. We focus in particular on results from the $\eta_b$, $\Upsilon$ and $\chi_{b1}$ generated from Tikhonov-regularized Backus-Gilbert coefficient sets. We extend previous work on the Laplace shifting theorem as a means of resolution improvement and present new results from its use. We conclude with a discussion of the limitations of the improvement routine and elucidate a connection with Parisi-Lepage statistical scaling.

Primary authors

Ben Page (Swansea University) Prof. Chris Allton (Swansea University) Prof. Seyong Kim (Sejong University)

Presentation materials