[CIG-SHORT] CIG-SHORT Digest, Vol 87, Issue 13

[Shaoyang Li]

Brad,

Thanks for your reply.

I am not quite understand why using high rigidity contrast 
among materials? Does the high contrast affect surface 
displacement calculation when prescribing coseismic slip 
on subduction fault? Thanks.

Best Regards
Shaoyang


> Message: 1
> Date: Mon, 16 Dec 2013 15:55:15 +0100
>From: "Shaoyang Li" <shaoy at gfz-potsdam.de>
> To: <cig-short at geodynamics.org>
> Subject: [CIG-SHORT] Chosen material properties of 2d 
>Tohoku-oki
> 	subduction example in the manual
> Message-ID: <web-14387594 at cgp2.gfz-potsdam.de>
> Content-Type: text/plain; charset="us-ascii"
> 
> An HTML attachment was scrubbed...
> URL: 
><http://geodynamics.org/pipermail/cig-short/attachments/20131216/085478c5/attachment-0001.html>
> 
> ------------------------------
> 
> Message: 2
> Date: Mon, 16 Dec 2013 07:53:24 -0800
>From: Brad Aagaard <baagaard at usgs.gov>
> To: <cig-short at geodynamics.org>
> Subject: Re: [CIG-SHORT] Chosen material properties of 
>2d Tohoku-oki
> 	subduction example in the manual
> Message-ID: <52AF21F4.7090601 at usgs.gov>
> Content-Type: text/plain; charset="ISO-8859-1"; 
>format=flowed
> 
> Shaoyang,
> 
> The material properties were not chosen to be realistic. 
>I based them 
> somewhat on PREM 
>(http://geophysics.ou.edu/solid_earth/prem.html), but 
> mainly chose values to give a strong contrast among the 
>materials.
> 
> Regards,
> Brad
> 
> 
> On 12/16/2013 06:55 AM, Shaoyang Li wrote:
>> HI,
>>
>> I am trying to extend the 2d subduction example in the 
>>manual. I fond the
>> Young's modulus is very high for the slab (164 GPa).
>>
>> Could you please tell the source (or References) for 
>>choosing the material
>> properties? Thanks a lot.
>>
>> Best regards
>> Shaoyang