[Gate-users] sobp

[Ahmed Elmekawy]

Thanks for help.
Ahmed 

> On Oct 18, 2013, at 1:31 AM, David Sarrut <david.sarrut at gmail.com> wrote:
> 
> You need an optimization process to compute the weight (intensities) of all spots such that their weighted sum lead to the targeted SOBP. Such optimization is not provided with GATE, you need to refer a commercial TPS (Treatment Planning System) to read weights in the produced DICOM file, or implement your own. 
> 
> You can refer to this article to understand how to get that weight : http://www.ncbi.nlm.nih.gov/pubmed/11098905
> 
> best, 
> David
> 
> 
>> Le 18 oct. 2013 à 00:08, Ahmed Elmekawy <ahmedfelmekawy at gmail.com> a écrit :
>> 
>> Dear All,
>> 
>> I know Jefferson is right, this is the definition for the SOBP to collect all pristine Bragg peak and defined the energy and weight factor for all peak i will use but my question how I can it by Gate,thanks.
>> 
>> Best Regards,
>> Ahmed 
>> 
>> 
>>> On Thu, Oct 17, 2013 at 10:17 AM, Loic Grevillot <loic.grevillot at gmail.com> wrote:
>>> Dear Ahmed,
>>> 
>>> Jefferson is right, a SOBP is simply a collection of Pristine Bragg peaks.
>>> First you have to simulate a set depth-doses, with an energy step of a few MeV in between each energy (1 or 2 mm steps in range for instance between 2 peaks).
>>> Then you have to sum the peaks with different weight in order to build a flat SOBP.
>>> 
>>> Sincerely,
>>> 
>>> Loïc
>>> 
>>> 
>>> Loïc
>>> 
>>> 
>>> 2013/10/17 Ahmed Elmekawy <ahmedfelmekawy at gmail.com>
>>>> Hi Jefferson,
>>>>  
>>>> I used example 6 for the pencil proton beam,do you have any idea how I can make it,Thanks.
>>>> 
>>>> Best Regards,
>>>> Ahmed
>>>> 
>>>> 
>>>>> On Thu, Oct 10, 2013 at 4:22 PM, Jefferson <jefferson.sorriaux at gmail.com> wrote:
>>>>> Dear Ahmed,
>>>>> 
>>>>> You can do several simulations changing the energy of your incident protons and weight the simulation results (pristine bragg peak) at the end to obtain a flat sobp.
>>>>> 
>>>>> Regards,
>>>>> 
>>>>> 
>>>>> 2013/10/10 Ahmed Elmekawy <ahmedfelmekawy at gmail.com>
>>>>>> Dear Gate User,
>>>>>>  
>>>>>> I just have a question about the sobp ?,I am trying to do the the sobp for the beam through the water phantom by Gate, I am able to do the pristine peak but how I can do the sobp by gate,
>>>>>> 
>>>>>> Best Regards,
>>>>>> Ahmed
>>>>>> 
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