[BDXlist] [EXTERNAL] BDX in JLab at 24 GeV white paper

Mon May 29 04:18:02 EDT 2023

*Ok for today, anytime then*, since Wed I wont be able to attend after 
6:00PM
Marco

Mariangela Bondì wrote:
> Dear all,
>
> My slots are:
>
> - Today all day
> - Thursday all day
> - Wednesday after 18 (Rome time)
>
> Cheers
> Mariangela
>
>> On 29 May 2023, at 08:51, Marco Battaglieri via BDXlist 
>> <bdxlist at jlab.org> wrote:
>>
>> Dear all,
>> I think having a meeting is a good idea.
>> I will not be available on Thursday. What about Tuesday May 30 (any 
>> time after 1:30PM CET)?
>> Cheers
>> Marco
>>
>> Andrea Celentano via BDXlist wrote:
>>> Dear BDX colleagues,
>>> I write you concerning the message that Patrizia sent to the JLab 
>>> community, related to the white paper currently being prepared to 
>>> address the physics case for a 24 GeV energy upgrade at Jefferson 
>>> Laboratory (see below) According to Patrizia’s message, the final 
>>> goal is to have the white paper published on a referred journal.
>>>
>>> In Sec. 8.4, “secondary beams”, the projected sensitivity for BDX at 24 
>>> GeV is reported (see below). I think that having the BDX at 24 GeV 
>>> projection included in this work is really important. However, given 
>>> that this result is going to be published in a journal, and thus 
>>> available for the whole community, I think that, as BDX 
>>> collaboration, we should discuss about how this result was obtained, 
>>> and also how this is described in the text.
>>>
>>> For example, I think that in the text the fact that this is only a 
>>> preliminary estimate should be stated (where the backgrounds at all 
>>> evaluated)?
>>>  Same for the detector arrangement: was the BDX at 24 GeV reach 
>>> computed assuming the same detector configuration (detector 
>>> dimensions and distance from the dump)? This cannot be the case, 
>>> since the increased muons energy will require more shielding to 
>>> range them out.
>>>
>>> Finally, I find the format of this plot quite uncommon, since the X 
>>> axis is reported in a linear scale, and not log scale.
>>>
>>> I think that it would be important to have a dedicated BDX meeting 
>>> for this next week.
>>> What do you think about? Usually, we held BDX meetings on Friday, 
>>> but Friday June 2nd is holiday in Italy. What about Thursday in the 
>>> early afternoon?
>>>
>>> Thanks,
>>> Bests,
>>> Andrea
>>>
>>>
>>> <PastedGraphic-1.png>
>>>
>>>
>>>
>>>
>>> == PATRIZIA’S MESSAGE ==
>>>
>>>
>>> Dear colleagues,
>>>
>>> You are receiving this message because you expressed
>>>
>>> support for or participated in one of the many workshops
>>>
>>> aimed at pursuing an energy upgrade to 22 GeV of CEBAF
>>>
>>> with the goal of advancing the frontiers of our knowledge
>>>
>>> across the spectrum of topics in nuclear physics. This
>>>
>>> high-impact program at the luminosity frontier will open
>>>
>>> up a rich and unique experimental nuclear physics program
>>>
>>> that combines illustrious history with an exciting
>>>
>>> scientific future.
>>>
>>> After a year of intensive workshops, the editorial committee
>>>
>>> has collected input from the community and assembled a
>>>
>>> White Paper that outlines an exciting scientific program
>>>
>>> for the future at Jefferson Lab.  This document is openly
>>>
>>> available in the following link
>>>
>>>
>>>
>>> https://urldefense.proofpoint.com/v2/url?u=https-3A__drive.google.com_file_d_1VQelVEu6Sz6Z9cxWV4nkrYMX7NzO1rUP&d=DwIDaQ&c=CJqEzB1piLOyyvZjb8YUQw&r=Ru7nA6zPBSFajtw1o6aZjchIV9Cs2SBk2RiVldzQhDc&m=cerEHYfZNN_jEwCNRrsktxLYqSggD_VVRFrDws33-gmIxOsI3atguzdzVq-jU3ul&s=tN7LTCndjszsIIJt-Fhn8gOi6BwDLmcMJfn_60aRcDE&e=  
>>> <https://urldefense.proofpoint.com/v2/url?u=https-3A__drive.google.com_file_d_1VQelVEu6Sz6Z9cxWV4nkrYMX7NzO1rUP&d=DwMFaQ&c=CJqEzB1piLOyyvZjb8YUQw&r=Ru7nA6zPBSFajtw1o6aZjchIV9Cs2SBk2RiVldzQhDc&m=KRegf5qzSbd24c7aNlX-euj2Qt4K894uUtQZBpUAVxVmwGOBjwTCbiFKSP-9cYCI&s=GXJfqSdFiTOzgjRSnQd3nlPoRKseQLGNvljoavMFFUg&e=>
>>>
>>>
>>>
>>> The initial author list contains the editorial committee
>>>
>>> as well as some others that have made direct contributions to the
>>>
>>> document, but we recognize that many beyond this initial list
>>>
>>> are the creators of this program.  This is a grass-roots effort
>>>
>>> that started with conversations amongst the recipients of this
>>>
>>> email.  You have all contributed directly or indirectly through
>>>
>>> participation in discussions, providing comments, and asking
>>>
>>> questions.  As such, we would like to invite you to sign the
>>>
>>> document as a coauthor by completing this form:
>>>
>>>
>>>
>>> https://urldefense.proofpoint.com/v2/url?u=https-3A__forms.gle_aQ6TKqGC2dnwMuGK6&d=DwIDaQ&c=CJqEzB1piLOyyvZjb8YUQw&r=Ru7nA6zPBSFajtw1o6aZjchIV9Cs2SBk2RiVldzQhDc&m=cerEHYfZNN_jEwCNRrsktxLYqSggD_VVRFrDws33-gmIxOsI3atguzdzVq-jU3ul&s=QBJqlGynFjmA6SXyxmW9IBNmJCTvGcOD_g96nXBqOEY&e=  
>>> <https://urldefense.proofpoint.com/v2/url?u=https-3A__forms.gle_aQ6TKqGC2dnwMuGK6&d=DwMFaQ&c=CJqEzB1piLOyyvZjb8YUQw&r=Ru7nA6zPBSFajtw1o6aZjchIV9Cs2SBk2RiVldzQhDc&m=KRegf5qzSbd24c7aNlX-euj2Qt4K894uUtQZBpUAVxVmwGOBjwTCbiFKSP-9cYCI&s=qY7WxpTGO6OH_LPT4EIXPMJ8K240P1Y0N3MRFrrc_w0&e=> 
>>>
>>>
>>>
>>>
>>> There may be others that have expressed interest in this program
>>>
>>> or contributed through discussions outside of the dedicated workshop
>>>
>>> series.  Please feel free to forward this message to others
>>>
>>> and extend the invitation to sign as a member of the broader
>>>
>>> community that generated this document.
>>>
>>>
>>>
>>> We acknowledge that given the breadth of the program it is
>>>
>>> challenging for a committee to represent the individual scientific
>>>
>>> interests of all members of the community with the same emphasis
>>>
>>> and detail as they would themselves.  However, we are unified in
>>>
>>> our goal of pursuing world class science.
>>>
>>>
>>>
>>> The deadline to sign as an author is June 7 at close of
>>>
>>> business (5 p.m. EDT). We are planning to submit to the arXiv
>>>
>>> after deadline and submit for publication in a refereed journal.
>>>
>>>
>>>
>>> On behalf of the editorial committee,
>>>
>>>
>>>
>>> Patrizia Rossi
>>>
>>> _______________________________________________
>>> BDXlist mailing list
>>> BDXlist at jlab.org
>>> https://mailman.jlab.org/mailman/listinfo/bdxlist
>>
>> _______________________________________________
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>

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