Dear Ana
answers below
> Dear Paola,
>
> Thank you very much for your e-mail and clarification.
>
> I understand now that not all electrons set in motion are controlled by
> the DELTARAY card, but in FLUKA delta-rays are electrons, right?
Yes
>Also,
> when you said, "They are produced by photons", you were referring to the
> electrons I'm detecting in the USRBIN and USRTRACK cards when DELTARAY set
> to -1 (no deltaray production), right?
Yes
> The THERESHOLD card with high values switches off elastic and nonelastic
> nuclear interactions, electrons disappear as well as all other secondary
> particles. High thresholds in DELTARAY and EMFCUT cards do the job.
>
> Many thanks,
> Ana
You are welcome
Paola
>
>
> ________________________________
> From: Paola Sala <paola.sala_at_mi.infn.it>
> Sent: 09 March 2021 09:29
> To: Ferreira De Almeida Lourenco, Ana <am.lourenco_at_ucl.ac.uk>
> Cc: fluka-discuss_at_fluka.org <fluka-discuss_at_fluka.org>
> Subject: Re: [fluka-discuss]: Fw: DELTARAY card
>
> Dear Ana,
> the electrons are not delta-rays. They are produced by photons, which are
> produced in inelastic interactions.
> One can check adding a THRESHOLD card with high values in what(3) and(4),
> so that inelastic interactions are not performed: electrons disappear
> Paola
>
>> Dear FLUKA experts,
>>
>> I'm simulating a proton beam in water with no deltaray production.
>> DELTARAY -1. WATER WATER
>>
>> When scoring dose and fluence differential in energy, there is a signal
>> detected in the USRBIN and USRTRACK cards for electrons.
>>
>> I'm not sure what I may be doing wrong. I have used the DELTARAY card
>> before with no issues. How can I set the simulations for no delta ray
>> production?
>>
>> Example of input, output and result of USRTRACK card attached.
>>
>> (Many apologies if you are receiving this e-mail twice - I think my 1st
>> attempt didn't go through.)
>>
>> Many thanks and best wishes,
>> Ana
>>
>> ________________________________
>> From: Ferreira De Almeida Lourenco, Ana <am.lourenco_at_ucl.ac.uk>
>> Sent: 04 March 2021 12:09
>> To: fluka-discuss_at_fluka.org <fluka-discuss_at_fluka.org>
>> Subject: DELTARAY card
>>
>> Dear FLUKA experts,
>>
>> I'm simulating a proton beam in water with no deltaray production.
>> DELTARAY -1. WATER WATER
>>
>> When scoring dose and fluence differential in energy, there is a signal
>> detected in the USRBIN and USRTRACK cards for electrons.
>>
>> I'm not sure what I may be doing wrong. I have used the DELTARAY card
>> before with no issues. How can I set the simulations for no delta ray
>> production?
>>
>> Example of input, output and result of USRTRACK card attached.
>>
>> Many thanks and best wishes,
>> Ana
>>
>>
>
>
> Paola Sala
> INFN Milano
> tel. Milano +39-0250317374
> tel. CERN +41-227679148
>
>
Paola Sala
INFN Milano
tel. Milano +39-0250317374
tel. CERN +41-227679148
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Received on Thu Mar 18 2021 - 10:21:10 CET