scholarly journals 3-point functions from twisted mass lattice QCD at small quark masses

2005 ◽  
Author(s):  
Karl Jansen ◽  
Stefano Capitani ◽  
Mauro Papinutto ◽  
Andrea Shindler ◽  
Ines Wetzorke ◽  
...  
2006 ◽  
Vol 2006 (08) ◽  
pp. 085-085 ◽  
Author(s):  
Gernot Münster ◽  
Tobias Sudmann

2011 ◽  
Author(s):  
Francesco Sanfilippo ◽  
B. Blossier ◽  
Petros Dimopoulos ◽  
Roberto Frezzotti ◽  
Vittorio Lubicz ◽  
...  

2008 ◽  
Vol 2008 (04) ◽  
pp. 020-020 ◽  
Author(s):  
ETM Collaboration ◽  
B Blossier ◽  
Ph Boucaud ◽  
P Dimopoulos ◽  
F Farchioni ◽  
...  

2021 ◽  
Vol 2021 (2) ◽  
Author(s):  
Gavin K. C. Cheung ◽  
◽  
Christopher E. Thomas ◽  
David J. Wilson ◽  
Graham Moir ◽  
...  

Abstract Elastic scattering amplitudes for I = 0 DK and I = 0, 1 $$ D\overline{K} $$ D K ¯ are computed in S, P and D partial waves using lattice QCD with light-quark masses corresponding to mπ = 239 MeV and mπ = 391 MeV. The S-waves contain interesting features including a near-threshold JP = 0+ bound state in I = 0 DK, corresponding to the $$ {D}_{s0}^{\ast } $$ D s 0 ∗ (2317), with an effect that is clearly visible above threshold, and suggestions of a 0+ virtual bound state in I = 0 $$ D\overline{K} $$ D K ¯ . The S-wave I = 1 $$ D\overline{K} $$ D K ¯ amplitude is found to be weakly repulsive. The computed finite-volume spectra also contain a deeply-bound D* vector resonance, but negligibly small P -wave DK interactions are observed in the energy region considered; the P and D-wave $$ D\overline{K} $$ D K ¯ amplitudes are also small. There is some evidence of 1+ and 2+ resonances in I = 0 DK at higher energies.


2018 ◽  
Vol 98 (5) ◽  
Author(s):  
Constantia Alexandrou ◽  
Simone Bacchio ◽  
Panagiotis Charalambous ◽  
Petros Dimopoulos ◽  
Jacob Finkenrath ◽  
...  

2016 ◽  
Author(s):  
Markus Werner ◽  
Christopher Helmes ◽  
Christian Jost ◽  
Bastian Knippschild ◽  
Liuming Liu ◽  
...  
Keyword(s):  

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