scholarly journals Lattice QCD calculation ofB¯→Dlν¯decay form factors at zero recoil

1999 ◽  
Vol 61 (1) ◽  
Author(s):  
Shoji Hashimoto ◽  
Aida X. El-Khadra ◽  
Andreas S. Kronfeld ◽  
Paul B. Mackenzie ◽  
Sinéad M. Ryan ◽  
...  
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2017 ◽  
Vol 96 (3) ◽  
Author(s):  
S. Aoki ◽  
G. Cossu ◽  
X. Feng ◽  
H. Fukaya ◽  
S. Hashimoto ◽  
...  

2016 ◽  
Vol 93 (2) ◽  
Author(s):  
Jon A. Bailey ◽  
A. Bazavov ◽  
C. Bernard ◽  
C. M. Bouchard ◽  
C. DeTar ◽  
...  
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2021 ◽  
Vol 2021 (5) ◽  
Author(s):  
Ulrich Haisch ◽  
Amando Hala

Abstract We estimate the form factors that parametrise the hadronic matrix elements of proton-to-pion transitions with the help of light-cone sum rules. These form factors are relevant for semi-leptonic proton decay channels induced by baryon-number violating dimension-six operators, as typically studied in the context of grand unified theories. We calculate the form factors in a kinematical regime where the momentum transfer from the proton to the pion is space-like and extrapolate our final results to the regime that is relevant for proton decay. In this way, we obtain estimates for the form factors that show agreement with the state-of-the-art calculations in lattice QCD, if systematic uncertainties are taken into account. Our work is a first step towards calculating more involved proton decay channels where lattice QCD results are not available at present.


2021 ◽  
Vol 103 (9) ◽  
Author(s):  
Laurence J. Cooper ◽  
Christine T. H. Davies ◽  
Judd Harrison ◽  
Javad Komijani ◽  
Matthew Wingate ◽  
...  
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1988 ◽  
Vol 37 (11) ◽  
pp. 3197-3205 ◽  
Author(s):  
Larry J. Carson ◽  
Robert J. Oakes ◽  
Charles R. Willcox

2014 ◽  
Vol 90 (3) ◽  
Author(s):  
P. E. Shanahan ◽  
R. Horsley ◽  
Y. Nakamura ◽  
D. Pleiter ◽  
P. E. L. Rakow ◽  
...  

1971 ◽  
Vol 3 (11) ◽  
pp. 2743-2751 ◽  
Author(s):  
S. Oneda ◽  
H. Yabuki
Keyword(s):  

2012 ◽  
Author(s):  
Stefan Meinel ◽  
C.-J. David Lin ◽  
William Detmold ◽  
Matthew Wingate
Keyword(s):  

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