[Solid_hgc] meeting next week for SoLID HGC?

Zhiwen Zhao zwzhao at jlab.org
Thu Mar 8 16:16:52 EST 2018


Dear All

this is a reminder for our meeting tomorrow at 10AM at Whit's office in 
in the TEDF

meeting info
Bluejeans link http://bluejeans.com/8487027744
Phoneline 18882402560 (US or Canada)
Phoneline 1.408.740.7256 or 1.408.317.9253 (US)
Conference ID 8487027744
see all dial in numbers at http://bluejeans.com/numbers

Zhiwen

On 3/7/2018 10:47 AM, Gary Swift wrote:
> Hi All,
> 
> Here's a very conceptual Shell Sector layout. A few problems are indicated:
> 
>  1.
>     The 6.8 deg acceptance angle interferes with the latest (model I
>     have) magnet extension nose.
>  2.
>     The PMT Shield back extension (at 25cm length) is very close to the
>     upstream (z=312cm) limit.
>  3.
>     The curved shell shape may be difficult to fabricate accurately.
>     Refinement & structural analysis is needed. Faceted flat plates may
>     be better.
>  4.
>     The spherical mirror is intended to be mounted on the outer radial
>     structure inside the shell. It's questionable if the mirror can
>     accommodate this, more mirror information is needed.
>  5.
>     Is it feasible to only mount the shell on magnet extension rails and
>     not restrain the shell with nose?
> 
> Gary
> 
> 
> 
> 
> 
> ------------------------------------------------------------------------
> *From:* Garth Huber <garth.huber at uregina.ca>
> *Sent:* Wednesday, February 28, 2018 11:45 AM
> *To:* Zhiwen Zhao; Whit Seay
> *Cc:* Gary Swift; Chao Gu
> *Subject:* Re: meeting next week for SoLID HGC?
> Hi:
> 
> Yes, 10:00 on Friday March 9 is good for me.
> 
> Garth
> 
> Zhiwen Zhao wrote:
>> Sounds great.
>> Let's say 10AM Friday 3/9 at Whit's office in the TEDF building.
>> Gary would call in by bluejeans and he can share his desktop.
>> The latest windows test report from Regina is attached.
>> 
>> Gary
>> If you have some files to share with Whit before the meeting, that could be 
>> convenient too.
>> 
>> I will send a reminder and bluejeans line before the meeting.
>> 
>> Zhiwen
>> 
>> On 2/28/2018 7:51 AM, Whit Seay wrote:
>>> Zhiwen,
>>>
>>> If it needs to be Friday then before lunch works best for me.  Would you like 
>>> to meet in my office so we can look at the CAD model?
>>>
>>> Whit
>>>
>>> ----- Original Message -----
>>> From: "Zhiwen Zhao" <zwzhao at jlab.org>
>>> To: "Whit Seay" <wseay at jlab.org>, "Garth Huber" <Garth.Huber at uregina.ca>, 
>>> "Gary Swift" <gary.swift at duke.edu>, "Chao Gu" <cg2ja at jlab.org>
>>> Sent: Tuesday, February 27, 2018 4:07:28 PM
>>> Subject: meeting next week for SoLID HGC?
>>>
>>> Dear Whit
>>>
>>> We have a concept design of SoLID HGC with the new magnet.
>>> It's still in early stage, but it would be very useful to get your
>>> comments before we go further.
>>> Both Garth and I would be at jlab next week.
>>> Will you be available to meet some time from 10AM to 3:30PM on Friday 3/9 ?
>>>
>>> Thanks
>>>
>>> Zhiwen
>>>
> 
> -- 
> Dr. Garth Huber, Dept. of Physics, Univ. of Regina, Regina, SK S4S0A2, 
> Canada.
> tel: 1-306-585-4240. fax: 1-306-585-5659.


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