[Deeppwg] [EXTERNAL] nDVCS abstract for PANIC2021

[Marco Contalbrigo]

Just a typo. Apologies, Adam.

On Thu, 17 Jun 2021, Silvia Niccolai wrote:

> Hi Marco, 
> That?s actually Adam?s abstract. Pierre has sent you the TCS abstract a few days ago. 
> Best regards,
> Silvia
>
> Sent from my iPhone
>
>> On 17 Jun 2021, at 18:33, Marco Contalbrigo <mcontalb at fe.infn.it> wrote:
>> 
>> Dear all,
>> below is the abstract about nDVCS results Pierre intends
>> to submit to the PANIC Conference.
>> 
>> Comments and suggestions are welcome till Saturday
>> 19th of June. I apologize for the late notice.
>> 
>> Best regards, Marco.
>> 
>> 
>> Deeply Virtual Compton Scattering off the Neutron with CLAS12 at Jefferson Lab
>> 
>> A key step towards a better understanding of nucleon structure in terms of generalized parton distributions (GPDs)
>> is the measurement of deeply virtual Compton scattering off the neutron (nDVCS; $ed\to e'n\gamma(p)$). This process
>> emphasizes mainly, in the kinematic range covered at Jefferson Lab, the access to the GPD E of the neutron which is
>> the least constraind GPD up till now. The measurement of E, together with H, provides information on the quark total
>> angular momentum via the Ji's sum rule - and conveys a more complete picture of nucleon structure. The GPD E is
>> accessed in nDVCS through the Beam Spin Asymmetry (BSA). The measurement of the BSA of nDVCS, combined with
>> observables from pDVCS measurements, will allow to perform the flavor separation of relevant quark GPDs via linear
>> combinations of proton and neutron GPDs. This talk will report on the experiment recently carried out at Jefferson
>> Lab with the upgraded ~11 GeV CEBAF polarized electron beam, the Hall-B CLAS12 detector, and a liquid deuterium
>> target. Details on the data analysis along with preliminary beam-spin asymmetries for nDVCS will be presented.
>> 
>> 
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