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halflife.h
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1 /******************************************************************************
2 
3  Copyright (c) 2002-2007 by Turku PET Centre
4 
5  halflife.h
6 
7  Reference: Table of Isotopes, Sixth edition, edited by C.M. Lederer,
8  J.M. Hollander, I. Perlman. WILEY, 1967.
9 
10  Date:
11  2002-01-30 Vesa Oikonen
12  First created.
13  2002-08-08 VO
14  Ga68 changed from 67.8 to 68.0 as requested by Tuula Tolvanen.
15  2002-08-28 VO
16  Included unofficial isotopes Br76, Rb82 and Cu62.
17  2003-07-07 VO
18  Included function definitions for halflife.c.
19  2004-02-02 VO
20  Included unofficial half-lives for Br-75, Cu-64, Fe-52, O-14, Na-22 and
21  Zn-62.
22  2005-01-21 VO
23  Included hlCorrectIsotopeCode().
24  2007-02-01 VO
25  See halflife.c.
26  2007-03-30 Kaisa Liukko
27  Added isotope I-124
28 
29 
30 ******************************************************************************/
31 #ifndef _HALFLIFE_H
32 #define _HALFLIFE_H
33 /*****************************************************************************/
35 #define HL_O15 2.05 /* 123 s */
36 #define HL_N13 10.0
37 #define HL_C11 20.4
38 #define HL_F18 109.8
39 #define HL_Ge68 396000.0 /* 275 d */
40 #define HL_Ga68 68.0
41 /*****************************************************************************/
42 /* The following halflifes have not been checked from the reference; */
43 /* they are thus meant to be used only during program development period */
44 #define HL_Br75 98.0
45 #define HL_Br76 978.33 /* 58700 s */
46 #define HL_Cu62 9.7 /* 582 s */
47 #define HL_Cu64 768.0
48 #define HL_Fe52 4980.0
49 #define HL_Na22 1368000.0
50 #define HL_O14 1.1818
51 #define HL_Rb82 1.25 /* 75 s */
52 #define HL_Zn62 558.0
53 #define HL_I124 6013.44 /* 4.176 */
54 /*****************************************************************************/
55 /* Add ln(2) if it is not defined */
56 #ifndef M_LN2
57 #define M_LN2 0.69314718055994530942
58 #endif
59 /*****************************************************************************/
60 extern char *hlIsotopeCode(int isotope);
61 extern double hlFromIsotope(char *isocode);
62 extern double hl2lambda(double halflife);
63 extern double hlLambda2factor(double lambda, double frametime, double framedur);
64 extern float hlLambda2factor_float(float lambda, float frametime, float framedur);
65 extern char *hlCorrectIsotopeCode(char *isocode);
66 extern int hlIsotopeFromHalflife(double halflife);
67 /*****************************************************************************/
68 /* Deprecated function names. Please don't use these anymore */
69 #define lambda2factor hlLambda2factor
70 #define lambda2factor_float hlLambda2factor_float
71 /*****************************************************************************/
72 #endif
double hl2lambda(double halflife)
Definition: halflife.c:144
char * hlCorrectIsotopeCode(char *isocode)
Definition: halflife.c:201
double hlFromIsotope(char *isocode)
Definition: halflife.c:118
int hlIsotopeFromHalflife(double halflife)
Definition: halflife.c:255
double hlLambda2factor(double lambda, double frametime, double framedur)
Definition: halflife.c:158
float hlLambda2factor_float(float lambda, float frametime, float framedur)
Definition: halflife.c:178
char * hlIsotopeCode(int isotope)
Definition: halflife.c:98