[PEPPo] PEPPo Digest, Vol 5, Issue 10

Jonathan Dumas dumas at jlab.org
Thu Jun 16 18:43:17 EDT 2011


The Y.Kim field looks more like the FG Solenoid (S2). The FG field goes up
to 80G per Amp at the R=0cm and Z=0cm, here's for 100A:
https://positron.jlab.org/wiki/index.php/Image:Surf1PoisBzField.png

I have to check again the S1 field map for Elegant, it looks too much like
S2, there might be some label confusion here. S2 Elegant is 100% safe
though.

Jonathan

> Dear Yujong,
>
> The Bz field along the z-axis is only 80 Gauss. This is extremely small
> value. Are you sure about this map? Most importantly, your map and the one
> that Paul posted are not consistent. Please have a look at the figure
> attached.
>
> SG
>
>
>> Dear Serkan,
>>
>> Please see 3D S1 fieldmap in SDDS format:
>>
>> http://www.physics.isu.edu/~yjkim/elegant/peppo/E166_SOL1_YJKIM.sdds
>>
>> Here, z in meter and Bz in Tesla.
>>
>> Please note that that SDDS format is a bug fixed version and
>> it is a 3D fieldmap (Br and Bz) along r and z.
>> Each page has Br and Bz for one given r position.
>>
>> Sincerely yours,
>>
>> Yujong Kim
>>
>> --------------------------------------------------------------------------
>>  Yujong Kim, Ph.D.
>>  Assistant Professor in Department of Physics &
>>  Idaho Accelerator Center, Idaho State University
>>  Campus Box 8106 Pocatello, ID 83209-8288, USA
>>  E-Mail : yjkim at ISU.edu
>>  Phone : +1-208-282-3488 (Physics) / 282-5472 (IAC)
>>  Fax : +1-208-282-4649
>>  Homepage : http://www.isu.edu/~yjkim
>>
>>  Accelerator Division
>>  Thomas Jefferson National Accelerator Facility
>>  12000 Jefferson Avenue, Newport News, VA 23606, USA
>>  E-Mail : yjkim at JLab.org
>>  --------------------------------------------------------------------------
>>
>>
>>
>> On Thu, Jun 16, 2011 at 3:13 PM, <peppo-request at jlab.org> wrote:
>>
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>>> Today's Topics:
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>>>   1. Field profile alonx z axis (Serkan Golge)
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>>> ----------------------------------------------------------------------
>>>
>>> Message: 1
>>> Date: Thu, 16 Jun 2011 17:13:32 -0400 (EDT)
>>> From: "Serkan Golge" <golge at jlab.org>
>>> Subject: [PEPPo] Field profile alonx z axis
>>> To: peppo at jlab.org
>>> Message-ID: <55430.129.57.72.160.1308258812.squirrel at webmail.jlab.org>
>>> Content-Type: text/plain; charset="iso-8859-1"
>>>
>>> Attached is the field profile along z axis for S1 solenoid. This is the
>>> one from Paul's attachment at wiki. In the map, it says unit is in
>>> meters,
>>> but I believe it should be in "cm". And what is the unit for field ? So
>>> the field can go up to 30 kG at the center ?
>>>
>>> Serkan
>>> -------------- next part --------------
>>> A non-text attachment was scrubbed...
>>> Name: S1.jpg
>>> Type: image/jpeg
>>> Size: 61985 bytes
>>> Desc: not available
>>> Url :
>>> https://mailman.jlab.org/pipermail/peppo/attachments/20110616/44443b82/attachment.jpg
>>>
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>>> End of PEPPo Digest, Vol 5, Issue 10
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-- 
Jonathan



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