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CERN Program Library Long Writeup W5013 - CERNLIB ...

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Word #<br />

PHXS bank (data area)<br />

Description<br />

1 NZ-number of chemical elements of the medium<br />

2 → NZ+1 atomic numbers of the elements<br />

NZ+2 → 2*NZ+1<br />

not used at present<br />

2*NZ+2 → 3*NZ+1<br />

weights of the cross-section constants<br />

3*NZ+2<br />

NIT-number of the cross-section intervals<br />

3*NZ+3 → 1+3*NZ+1+5*NIT the total cross-section constants<br />

Word #<br />

PHFN bank (data area)<br />

Description<br />

1 NIE-number of intervals for an element<br />

2 → NIE*5+1 the element cross-section constants<br />

NIE*5+2 number of shells used. At present always 4<br />

NIE*5+3 → NIE*5+6<br />

binding energies of K, L I , L II and L III shells<br />

NIE*5+7 → NIE*5+10<br />

probability of the radiative shell decay<br />

NIE*5+11<br />

pointer to the radiative decays of K shell KRD<br />

NIE*5+12<br />

pointer to the radiative decays of L I shell L1RD<br />

NIE*5+13<br />

pointer to the radiative decays of L II shell L2RD<br />

NIE*5+14<br />

pointer to the radiative decays of L III L3RD<br />

NIE*5+15<br />

pointer to the non-radiative decays of K shell KNRD<br />

NIE*5+16<br />

pointer to the non-radiative decays of L I shell L1NRD<br />

NIE*5+17<br />

pointer to the non-radiative decays of L II shell L2NRD<br />

NIE*5+18<br />

pointer to the non-radiative decays of L III shell L3NRD<br />

KRD<br />

number of K shell radiative decay modes NRDK<br />

KRD+1 → KRD+1+NRDK<br />

K shell decay mode probability<br />

KRD+1+NRDK → KRD+1+2*NRDK K shell transition energies<br />

L1RD<br />

number of L I shell radiative decay modes NRDL1<br />

L1RD+1 → L1RD+1+NRDL1<br />

L I shell decay mode probability<br />

L1RD+1+NRDL1 → L1RD+1+2*NRDL1 L I shell transition energies<br />

L2RD<br />

number of L I shell radiative decay modes NRDL2<br />

L2RD+1 → L2RD+1+NRDL2<br />

L II shell decay mode probability<br />

L2RD+1+NRDL2 → L2RD+1+2*NRDL2 L II shell transition energies<br />

L3RD<br />

number of L I shell radiative decay modes NRDL3<br />

L3RD+1 → L3RD+1+NRDK<br />

L III shell decay mode probability<br />

L3RD+1+NRDL3 → L3RD+1+2*NRDL3 L III shell transition energies<br />

KNRD number of K shell radiative decay modes RDK = 1<br />

KNRD+1 → KNRD+1+RDK<br />

K shell decay mode probability<br />

KNRD+1+RDK → KNRD+1+2*RDK K shell transition energies<br />

L1NRD number of L I shell radiative decay modes RDL1 = 1<br />

L1NRD+1 → L1RD+1+RDL1<br />

L I shell decay mode probability<br />

L1NRD+1+RDL1 → L1RD+1+2*RDL1 L I shell transition energies<br />

L2NRD number of L I shell radiative decay modes RDL2 = 1<br />

L2NRD+1 → L2RD+1+NRDK<br />

L II shell decay mode probability<br />

PHYS230 – 4 222

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