<div><font color="#00007f" size="4"><font size="3"><span style="font-style: italic;">NaITl: d=3.67 g/cm3; n=3; state=solid</span><br style="font-style: italic;"><span style="font-style: italic;"> +el: name=Sodium ; f=0.495</span><br style="font-style: italic;"><span style="font-style: italic;"> +el: name=Iodine ; f=0.495</span><br style="font-style: italic;"><span style="font-style: italic;"> +el: name=Thallium ; f=0.01</span></font><br></font><span style="color: rgb(0, 0, 191); font-style: italic;"><br><span style="color: rgb(0, 0, 127);">Sodium: S= Na ; Z= 11. ; A= 1 g/mole</span></span><br style="color: rgb(0, 0, 127); font-style: italic;"><span style="color: rgb(0, 0, 127); font-style: italic;"> Iodine: S= I ; Z= 53. ; A= 1 g/mole</span><br style="color: rgb(0, 0, 127); font-style: italic;"><span
style="color: rgb(0, 0, 127); font-style: italic;"> Thallium: S= Tl ; Z= 81. ; A= 1 g/mole</span><br><br><font color="#00007f" size="4"><font style="color: rgb(0, 0, 0);" size="2">first one, is a simple syntax example where I simplified with Na=I=Tl=same molecular weight (realy silly but only for a syntax example)</font><br></font></div><br>and the other version :<br><br><font size="4"><font color="#00007f"><font size="3"><span style="font-style: italic;">NaITl: d=3.67 g/cm3; n=3; state=solid</span><br style="font-style: italic;"><span style="font-style: italic;"> +el: name=Sodium ; f=0.152</span><br style="font-style: italic;"><span style="font-style: italic;"> +el: name=Iodine ; f=0.838</span><br style="font-style: italic;"><span style="font-style: italic;"> +el: name=Thallium ; f=0.010</span></font><br></font></font><span style="color: rgb(0, 0, 127); font-style:
italic;"><br>Sodium: S= Na ; Z= 11. ; A= 22.99 g/mole</span><br style="color: rgb(0, 0, 127); font-style: italic;"><span style="color: rgb(0, 0, 127); font-style: italic;"> Iodine: S= I ; Z= 53. ; A= 126.90 g/mole</span><br style="color: rgb(0, 0, 127); font-style: italic;"><span style="color: rgb(0, 0, 127); font-style: italic;"> Thallium: S= Tl ; Z= 81. ; A= 204.37 g/mole</span><br><br><font size="4"><font color="#00007f"><font style="color: rgb(0, 0, 0);" size="2">is an exact example considering exact molecular weigth of Na, I, and Tl .<br><br>Regards,<br><br>Samuel BURG<br></font></font></font><br><br><br><br><br><b><i>k z <ksz589@yahoo.co.uk></i></b> a écrit :<blockquote class="replbq" style="border-left: 2px solid rgb(16, 16, 255); margin-left: 5px; padding-left: 5px;"> <div><font size="4">Hi,</font></div> <div><font
size="4"></font> </div> <div><font size="4">Many thanks for your email but you have confused me more. This is because you have defined NaI:Tl(1%) in two different ways as you wrote:</font></div> <div><font size="4"></font> </div> <div><font size="4"><font color="#00007f">NaITl: d=3.67 g/cm3; n=3; state=solid<br> +el: name=Sodium ; f=0.152<br> +el: name=Iodine ; f=0.838<br> +el: name=Thallium ; f=0.010<br></font> </font></div> <div><font color="#c00000" size="4">and</font></div> <div><font size="4"></font> </div> <div><font color="#00007f" size="4">NaITl: d=3.67 g/cm3; n=3; state=solid<br> +el: name=Sodium ; f=0.495<br> +el: name=Iodine ; f=0.495<br> +el: name=Thallium ; f=0.01<br></font></div> <div><font size="4">Now I have understood how I can calculate f but which is coreect please?</font></div>
<div><font size="4"></font> </div> <div><font size="4">Thanks alot for your help.</font></div> <div><font size="4"></font> </div> <div><font size="4">Karine</font></div> <div><font size="4"></font> </div> <div> </div> <div>Hello,<br><br>well, obviously I don't have molecular mass for A, B and C, so I've assumed all was identical ( A=B=C=X g/mol ) to write an example for you.<br><br>in the same way if I use real molecular mass for the NaITl, and not Na=I=Tl, the material NaI(Tl)1% will be :<br><br>[Elements]<br>Sodium: S= Na ; Z= 11. ; A= 22.99 g/mole<br>Iodine: S= I ; Z= 53. ; A= 126.90 g/mole<br>Thallium: S= Tl ; Z= 81. ; A= 204.37 g/mole<br><br>[Materials]<br>NaI: d=3.67 g/cm3; n=2; state=solid<br> +el: name=Sodium ; n=1<br> +el: name=Iodine ; n=1<br><br>NaITl: d=3.67 g/cm3;
n=3; state=solid<br> +el: name=Sodium ; f=0.152<br> +el: name=Iodine ; f=0.838<br> +el: name=Thallium ; f=0.010<br><br>good luck,<br><br><br>Best regards,<br><br>Samuel BURG<br><br><br><br><b><i>k z <ksz589@yahoo.co.uk></i></b> a écrit :</div> <blockquote class="replbq" style="border-left: 2px solid rgb(16, 16, 255); padding-left: 5px; margin-left: 5px;"> <blockquote class="replbq" style="border-left: 2px solid rgb(16, 16, 255); padding-left: 5px; margin-left: 5px;"> <div>Many thanks Samule, but how did you get it without knowing molecular mass for A, B and C?</div> <div> </div> <div>Thanks for elo and concern in advance.<br><br><b><i>Samuel BURG <samuel_burg@yahoo.fr></i></b> wrote:</div> <blockquote class="replbq" style="border-left: 2px solid rgb(16, 16, 255); padding-left: 5px; margin-left: 5px;">well, I think that you should use this syntax :<br><br> <div>ABC: d= 4.5
g/cm3 ; n=3 ; state=solid</div> <div> +el: name=A; <span style="font-weight: bold;">f</span>=xxx<br> +el: name=B; <span style="font-weight: bold;">f</span>=xxx<br> +el: name=C; <span style="font-weight: bold;">f</span>=xxx</div><br>or <br><br> <div>ABC: d= 4.5 g/cm3 ; n=3 ; state=solid</div> <div> +el: name=A; <span style="font-weight: bold;">n</span>=xxx<br> +el: name=B; <span style="font-weight: bold;">n</span>=xxx<br> +el: name=C; <span style="font-weight: bold;">n</span>=xxx</div><br>but don't mix "<span style="font-weight: bold;">f</span>" and "<span style="font-weight: bold;">n</span>"
descriptor.<br><br>I've succefully defined NaI(Tl1 %) like this :<br><br>NaITl: d=3.67 g/cm3; n=3; state=solid<br> +el: name=Sodium ; f=0.495<br> +el: name=Iodine ; f=0.495<br> +el: name=Thallium ; f=0.01<br><br>so for you, try :<br><br> <div>ABC: d= 4.5 g/cm3 ; n=3 ; state=solid</div> <div> +el: name=A; <span style="font-weight: bold;">f</span>=0.18<br> +el: name=B; <span style="font-weight: bold;">f</span>=0.72<br> +el: name=C; <span style="font-weight: bold;">f</span>=0.10</div><br>Regards,<br><br>Samuel<br><br><b><i>k z <ksz589@yahoo.co.uk></i></b> a écrit : <blockquote class="replbq" style="border-left: 2px solid rgb(16, 16, 255); padding-left: 5px; margin-left: 5px;"> <div>Hi Gaters,</div>
<div> </div> <div>I am tying to define new materials AB3C:(10%). Firstly I defined A, B, and C as element then I defined new material as:</div> <div> </div> <div>ABC: d= 4.5 g/cm3 ; n=3 ; state=solid</div> <div> +el: name=A; n=1<br> +el: name=B; n=4<br> +el: name=C; f=0.1</div> <div> </div> <div>When I run it I received this error:</div> <div> </div> <div><font color="#0000bf">This material is being already defined via element byatoms.</font></div> <div><font color="#0000bf">You are mixing apples and oranges..</font></div> <div><font color="#0000bf"></font> </div> <div><font color="#000000">Can you help please?</font></div> <div> </div> <div>Best wishes.</div> <div> </div> <div><br> </div> <div>Send instant messages to your online
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