[Hadstruct] Larger pz fits

Joseph Karpie jkarpie at jlab.org
Mon Dec 18 17:17:55 EST 2023


Hey everyone,

As I promised, I was able to do the fits of those missing momenta and have looked at the amplitudes. For momenta combinations like pf,pi=(2,0,pz), (1,0,pz) and (1,1,pz), (0,1,pz) which I have looked like t is very close to -0.165 for pz=4,5. pz=6 had some issues in reconfit I'm looking into.

All this large momenta data has xi=0.

Attached you can see the real part of A1 and the fits to Nx^a(1-x)^b.

Everything here is quite consistent which is nice. I will begin looking into other amplitudes and

Best,
Joe

PS: Robert, these are all DX operators so C4s should be safe by now. Eloy has given me the odd tseps and I can cross check the lower momenta.

--
Joe Karpie
Pronouns: He/His/Him
Postdoctoral Fellow
Theoretical and Computational Physics Center
Jefferson Lab

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