RE: RE: How to define a mixture of different isotopes?

From: Vasilis Vlachoudis <Vasilis.Vlachoudis_at_cern.ch>
Date: Sat, 10 Aug 2013 15:56:06 +0000

Content-Type: text/plain; charset="us-ascii"
Content-Transfer-Encoding: quoted-printable
MIME-Version: 1.0

Hi,=0A=
=0A=
since you are not having any region assigned to Deuteron or Triton and the =
mixture is not given in volume fraction=0A=
the density value is unimportant.=0A=
=0A=
Anyway for ideal gases you can always calculate the density from the PV=3Dn=
RT law knowing the pressure.=0A=
=0A=
Cheers=0A=
Vasilis =0A=
=0A=
________________________________________=0A=
From: owner-fluka-discuss_at_mi.infn.it [owner-fluka-discuss_at_mi.infn.it] on be=
half of yyc2011_at_mail.ustc.edu.cn [yyc2011_at_mail.ustc.edu.cn]=0A=
Sent: 09 August 2013 13:17=0A=
To: fluka-discus=0A=
Subject: Re: RE: How to define a mixture of different isotopes?=0A=
=0A=
Dear Vasilis,=0A=
=0A=
In addition,How to confirm the density of Deuteron and Triton?=0A=
=0A=
Yours,=0A=
Chenyuan=0A=
=0A=
=0A=
> -----Original E-mail-----=0A=
> From: "Vasilis Vlachoudis" <Vasilis.Vlachoudis_at_cern.ch>=0A=
> Sent Time: 2013-8-9 18:10:41=0A=
> To: "yyc2011_at_mail.ustc.edu.cn" <yyc2011_at_mail.ustc.edu.cn>, fluka-discuss =
<fluka-discuss_at_fluka.org>=0A=
> Cc:=0A=
> Subject: RE: How to define a mixture of different isotopes?=0A=
>=0A=
> Dear Chenyuan=0A=
>=0A=
> To define the mixture you want, you have to:=0A=
>=0A=
> 1. create the MATERIAL cards, of Deuteron and Triton. You need to provide=
  the=0A=
> - Z what(1)=0A=
> - Density:what(3) (even if you don't assign this material to any region)=
=0A=
> - A:what(6), name:sdum=0A=
> Strongly recommended give them the same name as the neutron cross section=
  libraries found=0A=
> in the manual Chapter 10.4.1.2, DEUTERIU and TRITIUM.=0A=
>=0A=
> 2. create MATERIAL card for the compound. You need to give=0A=
> - Density: what(3)=0A=
> - Name: sdum - anything you like and is accepted by FLUKA. Not empty=0A=
>=0A=
> 3. create one or many COMPOUND cards as you did with the same NAME as the=
  MATERIAL before #2=0A=
>=0A=
> Cheers=0A=
> Vasilis=0A=
>=0A=
>=0A=
> ________________________________________=0A=
> From: owner-fluka-discuss_at_mi.infn.it [owner-fluka-discuss_at_mi.infn.it] on =
behalf of yyc2011_at_mail.ustc.edu.cn [yyc2011_at_mail.ustc.edu.cn]=0A=
> Sent: 09 August 2013 05:05=0A=
> To: fluka-discuss=0A=
> Subject: How to define a mixture of different isotopes?=0A=
>=0A=
> Good morning,=0A=
>=0A=
> Now,I have a problem to define a mixture of different isotopes.Please loo=
k at my input file bjuc.txt.In the Fluka,I want to define=0A=
> Deuteron and Triton mixture.If I assume,the atomic ratio of Deuteron is 5=
8%,and the atomic ratio of Triton is 42%.After running,.err=0A=
> file shows "Nonsense compound,fraction 0.58 of medium 26 for compound".M=
eanwhile,I don't know how to define the name of DT=0A=
> mixture.So,in the input file,I leave it blank.In a word,How to define DT =
mixture?=0A=
>=0A=
> Best regards,=0A=
> Chenyuan=0A=
>=0A=
>=0A=
>=0A=
>=0A=
>=0A=
=0A=
=0A=
Received on Sun Aug 11 2013 - 12:07:43 CEST