SUBROUTINE REFICE(IUNIT,XLAM,T,RN,CN,ABSIND,ABSCOF) C Arguments: INTEGER IUNIT REAL ABSCOF,ABSIND,CN,XLAM,RN,T C Parameters: INTEGER I,LT1,LT2,NWL,NWLT PARAMETER(NWL=468,NWLT=62) C Local variables: REAL & ALAM,CUTICE,PI,T1,T2,TK,WLMAX,WLMIN, & X,X1,X2,Y,Y1,Y2,YLO,YHI REAL & TABIM(NWL),TABIMT(NWLT,4),TABRE(NWL),TABRET(NWLT,4),TEMREF(4), & WL(NWL),WLT(NWLT) C C DEFINES WAVELENGTH DEPENDENT COMPLEX INDEX OF REFRACTION FOR ICE. C ALLOWABLE WAVELENGTH RANGE EXTENDS FROM 0.045 MICRONS TO 8.6 METER C TEMPERATURE DEPENDENCE ONLY CONSIDERED BEYOND 167 MICRONS. C C INTERPOLATION IS DONE RN VS. LOG(XLAM) C RN VS. T C LOG(CN) VS. LOG(XLAM) C LOG(CN) VS. T C C STEPHEN G. WARREN - 1983 C DEPT. OF ATMOSPHERIC SCIENCES C UNIVERSITY OF WASHINGTON C SEATTLE, WA 98195 C C BASED ON C C WARREN,S.G.,1984. C OPTICAL CONSTANTS OF ICE FROM THE ULTRAVIOLET TO THE MICROWAVE. C APPLIED OPTICS,23,1206-1225 C C INPUT PARAMETERS C C IUNIT = 0 FOR WAVELENGTH SPECIFIED IN MICRONS C = 1 FOR WAVELENGTH SPECIFIED IN MILLIMETERS C = 2 FOR WAVELENGTH SPECIFIED IN CENTIMETERS C = 3 FOR WAVELENGTH SPECIFIED IN INVERSE CENTIMETERS ( WAVE N C XLAM = WAVELENGTH ( MICRONS OR MM OR CM OR CM**-1 ) C T = TEMPERATURE ( DEGREES KELVIN ) C C OUTPUT PARAMETERS C C RN = REAL PORTION ( SCATTERING ) C CN = COMPLEX PORTION ( ABSORPTION ) C ABSIND = ABSORPTIVE INDEX ( CN/RN ) C ABSCOF = ABORPTION COEFFICIENT ( 4*PI*CN/XLAM ) C C DIMENSION WL(NWL),WLT(NWLT) C DIMENSION TABRE(NWL),TABRET(NWLT,4),TABIM(NWL),TABIMT(NWLT,4) C DIMENSION TEMREF(4) C C REFERENCE TEMPERATURES ARE -1.0,-5.0,-20.0, AND -60.0 DEG CENTIGRA C DATA TEMREF/272.16,268.16,253.16,213.16/ C DATA WLMIN,WLMAX/0.045,8.6E6/ DATA CUTICE/167.0/ C DATA (WL(I),I=1,114)/ +0.4430E-01,0.4510E-01,0.4590E-01,0.4680E-01,0.4770E-01,0.4860E-01, +0.4960E-01,0.5060E-01,0.5170E-01,0.5280E-01,0.5390E-01,0.5510E-01, +0.5640E-01,0.5770E-01,0.5900E-01,0.6050E-01,0.6200E-01,0.6360E-01, +0.6530E-01,0.6700E-01,0.6890E-01,0.7080E-01,0.7290E-01,0.7380E-01, +0.7510E-01,0.7750E-01,0.8000E-01,0.8270E-01,0.8550E-01,0.8860E-01, +0.9180E-01,0.9300E-01,0.9540E-01,0.9920E-01,0.1033E+00,0.1078E+00, +0.1100E+00,0.1127E+00,0.1140E+00,0.1181E+00,0.1210E+00,0.1240E+00, +0.1272E+00,0.1295E+00,0.1305E+00,0.1319E+00,0.1333E+00,0.1348E+00, +0.1362E+00,0.1370E+00,0.1378E+00,0.1387E+00,0.1393E+00,0.1409E+00, +0.1425E+00,0.1435E+00,0.1442E+00,0.1450E+00,0.1459E+00,0.1468E+00, +0.1476E+00,0.1480E+00,0.1485E+00,0.1494E+00,0.1512E+00,0.1531E+00, +0.1540E+00,0.1550E+00,0.1569E+00,0.1580E+00,0.1589E+00,0.1610E+00, +0.1625E+00,0.1648E+00,0.1669E+00,0.1692E+00,0.1713E+00,0.1737E+00, +0.1757E+00,0.1779E+00,0.1802E+00,0.1809E+00,0.1821E+00,0.1833E+00, +0.1843E+00,0.1850E+00,0.1860E+00,0.1870E+00,0.1880E+00,0.1890E+00, +0.1900E+00,0.1910E+00,0.1930E+00,0.1950E+00,0.2100E+00,0.2500E+00, +0.3000E+00,0.3500E+00,0.4000E+00,0.4100E+00,0.4200E+00,0.4300E+00, +0.4400E+00,0.4500E+00,0.4600E+00,0.4700E+00,0.4800E+00,0.4900E+00, +0.5000E+00,0.5100E+00,0.5200E+00,0.5300E+00,0.5400E+00,0.5500E+00/ DATA (WL(I),I=115,228)/ +0.5600E+00,0.5700E+00,0.5800E+00,0.5900E+00,0.6000E+00,0.6100E+00, +0.6200E+00,0.6300E+00,0.6400E+00,0.6500E+00,0.6600E+00,0.6700E+00, +0.6800E+00,0.6900E+00,0.7000E+00,0.7100E+00,0.7200E+00,0.7300E+00, +0.7400E+00,0.7500E+00,0.7600E+00,0.7700E+00,0.7800E+00,0.7900E+00, +0.8000E+00,0.8100E+00,0.8200E+00,0.8300E+00,0.8400E+00,0.8500E+00, +0.8600E+00,0.8700E+00,0.8800E+00,0.8900E+00,0.9000E+00,0.9100E+00, +0.9200E+00,0.9300E+00,0.9400E+00,0.9500E+00,0.9600E+00,0.9700E+00, +0.9800E+00,0.9900E+00,0.1000E+01,0.1010E+01,0.1020E+01,0.1030E+01, +0.1040E+01,0.1050E+01,0.1060E+01,0.1070E+01,0.1080E+01,0.1090E+01, +0.1100E+01,0.1110E+01,0.1120E+01,0.1130E+01,0.1140E+01,0.1150E+01, +0.1160E+01,0.1170E+01,0.1180E+01,0.1190E+01,0.1200E+01,0.1210E+01, +0.1220E+01,0.1230E+01,0.1240E+01,0.1250E+01,0.1260E+01,0.1270E+01, +0.1280E+01,0.1290E+01,0.1300E+01,0.1310E+01,0.1320E+01,0.1330E+01, +0.1340E+01,0.1350E+01,0.1360E+01,0.1370E+01,0.1380E+01,0.1390E+01, +0.1400E+01,0.1410E+01,0.1420E+01,0.1430E+01,0.1440E+01,0.1449E+01, +0.1460E+01,0.1471E+01,0.1481E+01,0.1493E+01,0.1504E+01,0.1515E+01, +0.1527E+01,0.1538E+01,0.1563E+01,0.1587E+01,0.1613E+01,0.1650E+01, +0.1680E+01,0.1700E+01,0.1730E+01,0.1760E+01,0.1800E+01,0.1830E+01, +0.1840E+01,0.1850E+01,0.1855E+01,0.1860E+01,0.1870E+01,0.1890E+01/ DATA (WL(I),I=229,342)/ +0.1905E+01,0.1923E+01,0.1942E+01,0.1961E+01,0.1980E+01,0.2000E+01, +0.2020E+01,0.2041E+01,0.2062E+01,0.2083E+01,0.2105E+01,0.2130E+01, +0.2150E+01,0.2170E+01,0.2190E+01,0.2220E+01,0.2240E+01,0.2245E+01, +0.2250E+01,0.2260E+01,0.2270E+01,0.2290E+01,0.2310E+01,0.2330E+01, +0.2350E+01,0.2370E+01,0.2390E+01,0.2410E+01,0.2430E+01,0.2460E+01, +0.2500E+01,0.2520E+01,0.2550E+01,0.2565E+01,0.2580E+01,0.2590E+01, +0.2600E+01,0.2620E+01,0.2675E+01,0.2725E+01,0.2778E+01,0.2817E+01, +0.2833E+01,0.2849E+01,0.2865E+01,0.2882E+01,0.2899E+01,0.2915E+01, +0.2933E+01,0.2950E+01,0.2967E+01,0.2985E+01,0.3003E+01,0.3021E+01, +0.3040E+01,0.3058E+01,0.3077E+01,0.3096E+01,0.3115E+01,0.3135E+01, +0.3155E+01,0.3175E+01,0.3195E+01,0.3215E+01,0.3236E+01,0.3257E+01, +0.3279E+01,0.3300E+01,0.3322E+01,0.3345E+01,0.3367E+01,0.3390E+01, +0.3413E+01,0.3436E+01,0.3460E+01,0.3484E+01,0.3509E+01,0.3534E+01, +0.3559E+01,0.3624E+01,0.3732E+01,0.3775E+01,0.3847E+01,0.3969E+01, +0.4099E+01,0.4239E+01,0.4348E+01,0.4387E+01,0.4444E+01,0.4505E+01, +0.4547E+01,0.4560E+01,0.4580E+01,0.4719E+01,0.4904E+01,0.5000E+01, +0.5100E+01,0.5200E+01,0.5263E+01,0.5400E+01,0.5556E+01,0.5714E+01, +0.5747E+01,0.5780E+01,0.5814E+01,0.5848E+01,0.5882E+01,0.6061E+01, +0.6135E+01,0.6250E+01,0.6289E+01,0.6329E+01,0.6369E+01,0.6410E+01/ DATA (WL(I),I=343,456)/ +0.6452E+01,0.6494E+01,0.6579E+01,0.6667E+01,0.6757E+01,0.6897E+01, +0.7042E+01,0.7143E+01,0.7246E+01,0.7353E+01,0.7463E+01,0.7576E+01, +0.7692E+01,0.7812E+01,0.7937E+01,0.8065E+01,0.8197E+01,0.8333E+01, +0.8475E+01,0.8696E+01,0.8929E+01,0.9091E+01,0.9259E+01,0.9524E+01, +0.9804E+01,0.1000E+02,0.1020E+02,0.1031E+02,0.1042E+02,0.1053E+02, +0.1064E+02,0.1075E+02,0.1087E+02,0.1100E+02,0.1111E+02,0.1136E+02, +0.1163E+02,0.1190E+02,0.1220E+02,0.1250E+02,0.1282E+02,0.1299E+02, +0.1316E+02,0.1333E+02,0.1351E+02,0.1370E+02,0.1389E+02,0.1408E+02, +0.1429E+02,0.1471E+02,0.1515E+02,0.1538E+02,0.1563E+02,0.1613E+02, +0.1639E+02,0.1667E+02,0.1695E+02,0.1724E+02,0.1818E+02,0.1887E+02, +0.1923E+02,0.1961E+02,0.2000E+02,0.2041E+02,0.2083E+02,0.2222E+02, +0.2260E+02,0.2305E+02,0.2360E+02,0.2460E+02,0.2500E+02,0.2600E+02, +0.2857E+02,0.3100E+02,0.3333E+02,0.3448E+02,0.3564E+02,0.3700E+02, +0.3824E+02,0.3960E+02,0.4114E+02,0.4276E+02,0.4358E+02,0.4458E+02, +0.4550E+02,0.4615E+02,0.4671E+02,0.4736E+02,0.4800E+02,0.4878E+02, +0.5003E+02,0.5128E+02,0.5275E+02,0.5350E+02,0.5424E+02,0.5500E+02, +0.5574E+02,0.5640E+02,0.5700E+02,0.5746E+02,0.5840E+02,0.5929E+02, +0.6000E+02,0.6100E+02,0.6125E+02,0.6250E+02,0.6378E+02,0.6467E+02, +0.6558E+02,0.6655E+02,0.6760E+02,0.6900E+02,0.7053E+02,0.7300E+02/ DATA (WL(I),I=457,468)/ +0.7500E+02,0.7629E+02,0.8000E+02,0.8297E+02,0.8500E+02,0.8680E+02, +0.9080E+02,0.9517E+02,0.1000E+03,0.1200E+03,0.1500E+03,0.1670E+03/ DATA WLT/ + 0.1670E+03,0.1778E+03,0.1884E+03, +0.1995E+03,0.2113E+03,0.2239E+03,0.2371E+03,0.2512E+03,0.2661E+03, +0.2818E+03,0.2985E+03,0.3162E+03,0.3548E+03,0.3981E+03,0.4467E+03, +0.5012E+03,0.5623E+03,0.6310E+03,0.7943E+03,0.1000E+04,0.1259E+04, +0.2500E+04,0.5000E+04,0.1000E+05,0.2000E+05,0.3200E+05,0.3500E+05, +0.4000E+05,0.4500E+05,0.5000E+05,0.6000E+05,0.7000E+05,0.9000E+05, +0.1110E+06,0.1200E+06,0.1300E+06,0.1400E+06,0.1500E+06,0.1600E+06, +0.1700E+06,0.1800E+06,0.2000E+06,0.2500E+06,0.2900E+06,0.3200E+06, +0.3500E+06,0.3800E+06,0.4000E+06,0.4500E+06,0.5000E+06,0.6000E+06, +0.6400E+06,0.6800E+06,0.7200E+06,0.7600E+06,0.8000E+06,0.8400E+06, +0.9000E+06,0.1000E+07,0.2000E+07,0.5000E+07,0.8600E+07/ DATA (TABRE(I),I=1,114)/ + 0.83441, 0.83676, 0.83729, 0.83771, 0.83827, 0.84038, + 0.84719, 0.85522, 0.86047, 0.86248, 0.86157, 0.86093, + 0.86419, 0.86916, 0.87764, 0.89296, 0.91041, 0.93089, + 0.95373, 0.98188, 1.02334, 1.06735, 1.11197, 1.13134, + 1.15747, 1.20045, 1.23840, 1.27325, 1.32157, 1.38958, + 1.41644, 1.40906, 1.40063, 1.40169, 1.40934, 1.40221, + 1.39240, 1.38424, 1.38075, 1.38186, 1.39634, 1.40918, + 1.40256, 1.38013, 1.36303, 1.34144, 1.32377, 1.30605, + 1.29054, 1.28890, 1.28931, 1.30190, 1.32025, 1.36302, + 1.41872, 1.45834, 1.49028, 1.52128, 1.55376, 1.57782, + 1.59636, 1.60652, 1.61172, 1.61919, 1.62522, 1.63404, + 1.63689, 1.63833, 1.63720, 1.63233, 1.62222, 1.58269, + 1.55635, 1.52453, 1.50320, 1.48498, 1.47226, 1.45991, + 1.45115, 1.44272, 1.43498, 1.43280, 1.42924, 1.42602, + 1.42323, 1.42143, 1.41897, 1.41660, 1.41434, 1.41216, + 1.41006, 1.40805, 1.40423, 1.40067, 1.38004, 1.35085, + 1.33394, 1.32492, 1.31940, 1.31854, 1.31775, 1.31702, + 1.31633, 1.31569, 1.31509, 1.31452, 1.31399, 1.31349, + 1.31302, 1.31257, 1.31215, 1.31175, 1.31136, 1.31099/ DATA (TABRE(I),I=115,228)/ + 1.31064, 1.31031, 1.30999, 1.30968, 1.30938, 1.30909, + 1.30882, 1.30855, 1.30829, 1.30804, 1.30780, 1.30756, + 1.30733, 1.30710, 1.30688, 1.30667, 1.30646, 1.30625, + 1.30605, 1.30585, 1.30566, 1.30547, 1.30528, 1.30509, + 1.30491, 1.30473, 1.30455, 1.30437, 1.30419, 1.30402, + 1.30385, 1.30367, 1.30350, 1.30333, 1.30316, 1.30299, + 1.30283, 1.30266, 1.30249, 1.30232, 1.30216, 1.30199, + 1.30182, 1.30166, 1.30149, 1.30132, 1.30116, 1.30099, + 1.30082, 1.30065, 1.30048, 1.30031, 1.30014, 1.29997, + 1.29979, 1.29962, 1.29945, 1.29927, 1.29909, 1.29891, + 1.29873, 1.29855, 1.29837, 1.29818, 1.29800, 1.29781, + 1.29762, 1.29743, 1.29724, 1.29705, 1.29686, 1.29666, + 1.29646, 1.29626, 1.29605, 1.29584, 1.29563, 1.29542, + 1.29521, 1.29499, 1.29476, 1.29453, 1.29430, 1.29406, + 1.29381, 1.29355, 1.29327, 1.29299, 1.29272, 1.29252, + 1.29228, 1.29205, 1.29186, 1.29167, 1.29150, 1.29130, + 1.29106, 1.29083, 1.29025, 1.28962, 1.28891, 1.28784, + 1.28689, 1.28623, 1.28521, 1.28413, 1.28261, 1.28137, + 1.28093, 1.28047, 1.28022, 1.27998, 1.27948, 1.27849/ DATA (TABRE(I),I=229,342)/ + 1.27774, 1.27691, 1.27610, 1.27535, 1.27471, 1.27404, + 1.27329, 1.27240, 1.27139, 1.27029, 1.26901, 1.26736, + 1.26591, 1.26441, 1.26284, 1.26036, 1.25860, 1.25815, + 1.25768, 1.25675, 1.25579, 1.25383, 1.25179, 1.24967, + 1.24745, 1.24512, 1.24266, 1.24004, 1.23725, 1.23270, + 1.22583, 1.22198, 1.21548, 1.21184, 1.20790, 1.20507, + 1.20209, 1.19566, 1.17411, 1.14734, 1.10766, 1.06739, + 1.04762, 1.02650, 1.00357, 0.98197, 0.96503, 0.95962, + 0.97269, 0.99172, 1.00668, 1.02186, 1.04270, 1.07597, + 1.12954, 1.21267, 1.32509, 1.42599, 1.49656, 1.55095, + 1.59988, 1.63631, 1.65024, 1.64278, 1.62691, 1.61284, + 1.59245, 1.57329, 1.55770, 1.54129, 1.52654, 1.51139, + 1.49725, 1.48453, 1.47209, 1.46125, 1.45132, 1.44215, + 1.43366, 1.41553, 1.39417, 1.38732, 1.37735, 1.36448, + 1.35414, 1.34456, 1.33882, 1.33807, 1.33847, 1.34053, + 1.34287, 1.34418, 1.34634, 1.34422, 1.33453, 1.32897, + 1.32333, 1.31800, 1.31432, 1.30623, 1.29722, 1.28898, + 1.28730, 1.28603, 1.28509, 1.28535, 1.28813, 1.30156, + 1.30901, 1.31720, 1.31893, 1.32039, 1.32201, 1.32239/ DATA (TABRE(I),I=343,456)/ + 1.32149, 1.32036, 1.31814, 1.31705, 1.31807, 1.31953, + 1.31933, 1.31896, 1.31909, 1.31796, 1.31631, 1.31542, + 1.31540, 1.31552, 1.31455, 1.31193, 1.30677, 1.29934, + 1.29253, 1.28389, 1.27401, 1.26724, 1.25990, 1.24510, + 1.22241, 1.19913, 1.17150, 1.15528, 1.13700, 1.11808, + 1.10134, 1.09083, 1.08734, 1.09254, 1.10654, 1.14779, + 1.20202, 1.25825, 1.32305, 1.38574, 1.44478, 1.47170, + 1.49619, 1.51652, 1.53328, 1.54900, 1.56276, 1.57317, + 1.58028, 1.57918, 1.56672, 1.55869, 1.55081, 1.53807, + 1.53296, 1.53220, 1.53340, 1.53289, 1.51705, 1.50097, + 1.49681, 1.49928, 1.50153, 1.49856, 1.49053, 1.46070, + 1.45182, 1.44223, 1.43158, 1.41385, 1.40676, 1.38955, + 1.34894, 1.31039, 1.26420, 1.23656, 1.21663, 1.20233, + 1.19640, 1.19969, 1.20860, 1.22173, 1.24166, 1.28175, + 1.32784, 1.38657, 1.46486, 1.55323, 1.60379, 1.61877, + 1.62963, 1.65712, 1.69810, 1.72065, 1.74865, 1.76736, + 1.76476, 1.75011, 1.72327, 1.68490, 1.62398, 1.59596, + 1.58514, 1.59917, 1.61405, 1.66625, 1.70663, 1.73713, + 1.76860, 1.80343, 1.83296, 1.85682, 1.87411, 1.89110/ DATA (TABRE(I),I=457,468)/ + 1.89918, 1.90432, 1.90329, 1.88744, 1.87499, 1.86702, + 1.85361, 1.84250, 1.83225, 1.81914, 1.82268, 1.82961/ DATA (TABRET(I,1),I=1,NWLT)/ + 1.82961, 1.83258, 1.83149, + 1.82748, 1.82224, 1.81718, 1.81204, 1.80704, 1.80250, + 1.79834, 1.79482, 1.79214, 1.78843, 1.78601, 1.78434, + 1.78322, 1.78248, 1.78201, 1.78170, 1.78160, 1.78190, + 1.78300, 1.78430, 1.78520, 1.78620, 1.78660, 1.78680, + 1.78690, 1.78700, 1.78700, 1.78710, 1.78710, 1.78720, + 1.78720, 1.78720, 1.78720, 1.78720, 1.78720, 1.78720, + 1.78720, 1.78720, 1.78720, 1.78720, 1.78720, 1.78720, + 1.78720, 1.78720, 1.78720, 1.78720, 1.78720, 1.78720, + 1.78720, 1.78720, 1.78720, 1.78720, 1.78720, 1.78720, + 1.78720, 1.78720, 1.78720, 1.78720, 1.78800/ DATA (TABRET(I,2),I=1,NWLT)/ + 1.82961, 1.83258, 1.83149, 1.82748, + 1.82224, 1.81718, 1.81204, 1.80704, 1.80250, 1.79834, + 1.79482, 1.79214, 1.78843, 1.78601, 1.78434, 1.78322, + 1.78248, 1.78201, 1.78170, 1.78160, 1.78190, 1.78300, + 1.78430, 1.78520, 1.78610, 1.78630, 1.78640, 1.78650, + 1.78650, 1.78650, 1.78650, 1.78650, 1.78650, 1.78650, + 1.78650, 1.78650, 1.78650, 1.78650, 1.78650, 1.78650, + 1.78650, 1.78650, 1.78650, 1.78650, 1.78650, 1.78650, + 1.78650, 1.78650, 1.78650, 1.78650, 1.78650, 1.78650, + 1.78650, 1.78650, 1.78650, 1.78650, 1.78650, 1.78650, + 1.78650, 1.78650, 1.78650, 1.78720/ DATA(TABRET(I,3),I=1,NWLT)/ + 1.82961, 1.83258, 1.83149, 1.82748, 1.82224, + 1.81718, 1.81204, 1.80704, 1.80250, 1.79834, 1.79482, + 1.79214, 1.78843, 1.78601, 1.78434, 1.78322, 1.78248, + 1.78201, 1.78160, 1.78140, 1.78160, 1.78220, 1.78310, + 1.78380, 1.78390, 1.78400, 1.78400, 1.78400, 1.78400, + 1.78400, 1.78390, 1.78380, 1.78370, 1.78370, 1.78370, + 1.78370, 1.78370, 1.78370, 1.78370, 1.78370, 1.78370, + 1.78370, 1.78370, 1.78370, 1.78370, 1.78370, 1.78370, + 1.78370, 1.78370, 1.78370, 1.78370, 1.78370, 1.78370, + 1.78370, 1.78370, 1.78370, 1.78370, 1.78370, 1.78370, + 1.78370, 1.78400, 1.78450/ DATA (TABRET(I,4),I=1,NWLT)/ + 1.82961, 1.83258, 1.83149, 1.82748, 1.82224, 1.81718, + 1.81204, 1.80704, 1.80250, 1.79834, 1.79482, 1.79214, + 1.78843, 1.78601, 1.78434, 1.78322, 1.78248, 1.78201, + 1.78150, 1.78070, 1.78010, 1.77890, 1.77790, 1.77730, + 1.77720, 1.77720, 1.77720, 1.77720, 1.77720, 1.77720, + 1.77720, 1.77720, 1.77720, 1.77720, 1.77720, 1.77720, + 1.77720, 1.77720, 1.77720, 1.77720, 1.77720, 1.77720, + 1.77720, 1.77720, 1.77720, 1.77720, 1.77720, 1.77720, + 1.77720, 1.77720, 1.77720, 1.77720, 1.77720, 1.77720, + 1.77720, 1.77720, 1.77720, 1.77720, 1.77720, 1.77720, + 1.77720, 1.77800/ DATA(TABIM(I),I=1,114)/ +0.1640E+00,0.1730E+00,0.1830E+00,0.1950E+00,0.2080E+00,0.2230E+00, +0.2400E+00,0.2500E+00,0.2590E+00,0.2680E+00,0.2790E+00,0.2970E+00, +0.3190E+00,0.3400E+00,0.3660E+00,0.3920E+00,0.4160E+00,0.4400E+00, +0.4640E+00,0.4920E+00,0.5170E+00,0.5280E+00,0.5330E+00,0.5340E+00, +0.5310E+00,0.5240E+00,0.5100E+00,0.5000E+00,0.4990E+00,0.4680E+00, +0.3800E+00,0.3600E+00,0.3390E+00,0.3180E+00,0.2910E+00,0.2510E+00, +0.2440E+00,0.2390E+00,0.2390E+00,0.2440E+00,0.2470E+00,0.2240E+00, +0.1950E+00,0.1740E+00,0.1720E+00,0.1800E+00,0.1940E+00,0.2130E+00, +0.2430E+00,0.2710E+00,0.2890E+00,0.3340E+00,0.3440E+00,0.3820E+00, +0.4010E+00,0.4065E+00,0.4050E+00,0.3890E+00,0.3770E+00,0.3450E+00, +0.3320E+00,0.3150E+00,0.2980E+00,0.2740E+00,0.2280E+00,0.1980E+00, +0.1720E+00,0.1560E+00,0.1100E+00,0.8300E-01,0.5800E-01,0.2200E-01, +0.1000E-01,0.3000E-02,0.1000E-02,0.3000E-03,0.1000E-03,0.3000E-04, +0.1000E-04,0.3000E-05,0.1000E-05,0.7000E-06,0.4000E-06,0.2000E-06, +0.1000E-06,0.6377E-07,0.3750E-07,0.2800E-07,0.2400E-07,0.2200E-07, +0.1900E-07,0.1750E-07,0.1640E-07,0.1590E-07,0.1325E-07,0.8623E-08, +0.5504E-08,0.3765E-08,0.2710E-08,0.2510E-08,0.2260E-08,0.2080E-08, +0.1910E-08,0.1540E-08,0.1530E-08,0.1550E-08,0.1640E-08,0.1780E-08, +0.1910E-08,0.2140E-08,0.2260E-08,0.2540E-08,0.2930E-08,0.3110E-08/ DATA(TABIM(I),I=115,228)/ +0.3290E-08,0.3520E-08,0.4040E-08,0.4880E-08,0.5730E-08,0.6890E-08, +0.8580E-08,0.1040E-07,0.1220E-07,0.1430E-07,0.1660E-07,0.1890E-07, +0.2090E-07,0.2400E-07,0.2900E-07,0.3440E-07,0.4030E-07,0.4300E-07, +0.4920E-07,0.5870E-07,0.7080E-07,0.8580E-07,0.1020E-06,0.1180E-06, +0.1340E-06,0.1400E-06,0.1430E-06,0.1450E-06,0.1510E-06,0.1830E-06, +0.2150E-06,0.2650E-06,0.3350E-06,0.3920E-06,0.4200E-06,0.4440E-06, +0.4740E-06,0.5110E-06,0.5530E-06,0.6020E-06,0.7550E-06,0.9260E-06, +0.1120E-05,0.1330E-05,0.1620E-05,0.2000E-05,0.2250E-05,0.2330E-05, +0.2330E-05,0.2170E-05,0.1960E-05,0.1810E-05,0.1740E-05,0.1730E-05, +0.1700E-05,0.1760E-05,0.1820E-05,0.2040E-05,0.2250E-05,0.2290E-05, +0.3040E-05,0.3840E-05,0.4770E-05,0.5760E-05,0.6710E-05,0.8660E-05, +0.1020E-04,0.1130E-04,0.1220E-04,0.1290E-04,0.1320E-04,0.1350E-04, +0.1330E-04,0.1320E-04,0.1320E-04,0.1310E-04,0.1320E-04,0.1320E-04, +0.1340E-04,0.1390E-04,0.1420E-04,0.1480E-04,0.1580E-04,0.1740E-04, +0.1980E-04,0.2500E-04,0.5400E-04,0.1040E-03,0.2030E-03,0.2708E-03, +0.3511E-03,0.4299E-03,0.5181E-03,0.5855E-03,0.5899E-03,0.5635E-03, +0.5480E-03,0.5266E-03,0.4394E-03,0.3701E-03,0.3372E-03,0.2410E-03, +0.1890E-03,0.1660E-03,0.1450E-03,0.1280E-03,0.1030E-03,0.8600E-04, +0.8220E-04,0.8030E-04,0.8500E-04,0.9900E-04,0.1500E-03,0.2950E-03/ DATA(TABIM(I),I=229,342)/ +0.4687E-03,0.7615E-03,0.1010E-02,0.1313E-02,0.1539E-02,0.1588E-02, +0.1540E-02,0.1412E-02,0.1244E-02,0.1068E-02,0.8414E-03,0.5650E-03, +0.4320E-03,0.3500E-03,0.2870E-03,0.2210E-03,0.2030E-03,0.2010E-03, +0.2030E-03,0.2140E-03,0.2320E-03,0.2890E-03,0.3810E-03,0.4620E-03, +0.5480E-03,0.6180E-03,0.6800E-03,0.7300E-03,0.7820E-03,0.8480E-03, +0.9250E-03,0.9200E-03,0.8920E-03,0.8700E-03,0.8900E-03,0.9300E-03, +0.1010E-02,0.1350E-02,0.3420E-02,0.7920E-02,0.2000E-01,0.3800E-01, +0.5200E-01,0.6800E-01,0.9230E-01,0.1270E+00,0.1690E+00,0.2210E+00, +0.2760E+00,0.3120E+00,0.3470E+00,0.3880E+00,0.4380E+00,0.4930E+00, +0.5540E+00,0.6120E+00,0.6250E+00,0.5930E+00,0.5390E+00,0.4910E+00, +0.4380E+00,0.3720E+00,0.3000E+00,0.2380E+00,0.1930E+00,0.1580E+00, +0.1210E+00,0.1030E+00,0.8360E-01,0.6680E-01,0.5400E-01,0.4220E-01, +0.3420E-01,0.2740E-01,0.2200E-01,0.1860E-01,0.1520E-01,0.1260E-01, +0.1060E-01,0.8020E-02,0.6850E-02,0.6600E-02,0.6960E-02,0.9160E-02, +0.1110E-01,0.1450E-01,0.2000E-01,0.2300E-01,0.2600E-01,0.2900E-01, +0.2930E-01,0.3000E-01,0.2850E-01,0.1730E-01,0.1290E-01,0.1200E-01, +0.1250E-01,0.1340E-01,0.1400E-01,0.1750E-01,0.2400E-01,0.3500E-01, +0.3800E-01,0.4200E-01,0.4600E-01,0.5200E-01,0.5700E-01,0.6900E-01, +0.7000E-01,0.6700E-01,0.6500E-01,0.6400E-01,0.6200E-01,0.5900E-01/ DATA(TABIM(I),I=343,456)/ +0.5700E-01,0.5600E-01,0.5500E-01,0.5700E-01,0.5800E-01,0.5700E-01, +0.5500E-01,0.5500E-01,0.5400E-01,0.5200E-01,0.5200E-01,0.5200E-01, +0.5200E-01,0.5000E-01,0.4700E-01,0.4300E-01,0.3900E-01,0.3700E-01, +0.3900E-01,0.4000E-01,0.4200E-01,0.4400E-01,0.4500E-01,0.4600E-01, +0.4700E-01,0.5100E-01,0.6500E-01,0.7500E-01,0.8800E-01,0.1080E+00, +0.1340E+00,0.1680E+00,0.2040E+00,0.2480E+00,0.2800E+00,0.3410E+00, +0.3790E+00,0.4090E+00,0.4220E+00,0.4220E+00,0.4030E+00,0.3890E+00, +0.3740E+00,0.3540E+00,0.3350E+00,0.3150E+00,0.2940E+00,0.2710E+00, +0.2460E+00,0.1980E+00,0.1640E+00,0.1520E+00,0.1420E+00,0.1280E+00, +0.1250E+00,0.1230E+00,0.1160E+00,0.1070E+00,0.7900E-01,0.7200E-01, +0.7600E-01,0.7500E-01,0.6700E-01,0.5500E-01,0.4500E-01,0.2900E-01, +0.2750E-01,0.2700E-01,0.2730E-01,0.2890E-01,0.3000E-01,0.3400E-01, +0.5300E-01,0.7550E-01,0.1060E+00,0.1350E+00,0.1761E+00,0.2229E+00, +0.2746E+00,0.3280E+00,0.3906E+00,0.4642E+00,0.5247E+00,0.5731E+00, +0.6362E+00,0.6839E+00,0.7091E+00,0.6790E+00,0.6250E+00,0.5654E+00, +0.5433E+00,0.5292E+00,0.5070E+00,0.4883E+00,0.4707E+00,0.4203E+00, +0.3771E+00,0.3376E+00,0.3056E+00,0.2835E+00,0.3170E+00,0.3517E+00, +0.3902E+00,0.4509E+00,0.4671E+00,0.4779E+00,0.4890E+00,0.4899E+00, +0.4873E+00,0.4766E+00,0.4508E+00,0.4193E+00,0.3880E+00,0.3433E+00/ DATA(TABIM(I),I=457,468)/ +0.3118E+00,0.2935E+00,0.2350E+00,0.1981E+00,0.1865E+00,0.1771E+00, +0.1620E+00,0.1490E+00,0.1390E+00,0.1200E+00,0.9620E-01,0.8300E-01/ DATA(TABIMT(I,1),I=1,NWLT)/ + 0.8300E-01,0.6900E-01,0.5700E-01, +0.4560E-01,0.3790E-01,0.3140E-01,0.2620E-01,0.2240E-01,0.1960E-01, +0.1760E-01,0.1665E-01,0.1620E-01,0.1550E-01,0.1470E-01,0.1390E-01, +0.1320E-01,0.1250E-01,0.1180E-01,0.1060E-01,0.9540E-02,0.8560E-02, +0.6210E-02,0.4490E-02,0.3240E-02,0.2340E-02,0.1880E-02,0.1740E-02, +0.1500E-02,0.1320E-02,0.1160E-02,0.8800E-03,0.6950E-03,0.4640E-03, +0.3400E-03,0.3110E-03,0.2940E-03,0.2790E-03,0.2700E-03,0.2640E-03, +0.2580E-03,0.2520E-03,0.2490E-03,0.2540E-03,0.2640E-03,0.2740E-03, +0.2890E-03,0.3050E-03,0.3150E-03,0.3460E-03,0.3820E-03,0.4620E-03, +0.5000E-03,0.5500E-03,0.5950E-03,0.6470E-03,0.6920E-03,0.7420E-03, +0.8200E-03,0.9700E-03,0.1950E-02,0.5780E-02,0.9700E-02/ DATA(TABIMT(I,2),I=1,NWLT)/ + 0.8300E-01,0.6900E-01,0.5700E-01,0.4560E-01, +0.3790E-01,0.3140E-01,0.2620E-01,0.2240E-01,0.1960E-01,0.1760E-01, +0.1665E-01,0.1600E-01,0.1500E-01,0.1400E-01,0.1310E-01,0.1230E-01, +0.1150E-01,0.1080E-01,0.9460E-02,0.8290E-02,0.7270E-02,0.4910E-02, +0.3300E-02,0.2220E-02,0.1490E-02,0.1140E-02,0.1060E-02,0.9480E-03, +0.8500E-03,0.7660E-03,0.6300E-03,0.5200E-03,0.3840E-03,0.2960E-03, +0.2700E-03,0.2520E-03,0.2440E-03,0.2360E-03,0.2300E-03,0.2280E-03, +0.2250E-03,0.2200E-03,0.2160E-03,0.2170E-03,0.2200E-03,0.2250E-03, +0.2320E-03,0.2390E-03,0.2600E-03,0.2860E-03,0.3560E-03,0.3830E-03, +0.4150E-03,0.4450E-03,0.4760E-03,0.5080E-03,0.5400E-03,0.5860E-03, +0.6780E-03,0.1280E-02,0.3550E-02,0.5600E-02/ DATA(TABIMT(I,3),I=1,NWLT)/ + 0.8300E-01,0.6900E-01,0.5700E-01,0.4560E-01,0.3790E-01, +0.3140E-01,0.2620E-01,0.2190E-01,0.1880E-01,0.1660E-01,0.1540E-01, +0.1470E-01,0.1350E-01,0.1250E-01,0.1150E-01,0.1060E-01,0.9770E-02, +0.9010E-02,0.7660E-02,0.6520E-02,0.5540E-02,0.3420E-02,0.2100E-02, +0.1290E-02,0.7930E-03,0.5700E-03,0.5350E-03,0.4820E-03,0.4380E-03, +0.4080E-03,0.3500E-03,0.3200E-03,0.2550E-03,0.2120E-03,0.2000E-03, +0.1860E-03,0.1750E-03,0.1660E-03,0.1560E-03,0.1490E-03,0.1440E-03, +0.1350E-03,0.1210E-03,0.1160E-03,0.1160E-03,0.1170E-03,0.1200E-03, +0.1230E-03,0.1320E-03,0.1440E-03,0.1680E-03,0.1800E-03,0.1900E-03, +0.2090E-03,0.2160E-03,0.2290E-03,0.2400E-03,0.2600E-03,0.2920E-03, +0.6100E-03,0.1020E-02,0.1810E-02/ DATA(TABIMT(I,4),I=1,NWLT)/ +0.8300E-01,0.6900E-01,0.5700E-01,0.4450E-01,0.3550E-01,0.2910E-01, +0.2440E-01,0.1970E-01,0.1670E-01,0.1400E-01,0.1235E-01,0.1080E-01, +0.8900E-02,0.7340E-02,0.6400E-02,0.5600E-02,0.5000E-02,0.4520E-02, +0.3680E-02,0.2990E-02,0.2490E-02,0.1550E-02,0.9610E-03,0.5950E-03, +0.3690E-03,0.2670E-03,0.2510E-03,0.2290E-03,0.2110E-03,0.1960E-03, +0.1730E-03,0.1550E-03,0.1310E-03,0.1130E-03,0.1060E-03,0.9900E-04, +0.9300E-04,0.8730E-04,0.8300E-04,0.7870E-04,0.7500E-04,0.6830E-04, +0.5600E-04,0.4960E-04,0.4550E-04,0.4210E-04,0.3910E-04,0.3760E-04, +0.3400E-04,0.3100E-04,0.2640E-04,0.2510E-04,0.2430E-04,0.2390E-04, +0.2370E-04,0.2380E-04,0.2400E-04,0.2460E-04,0.2660E-04,0.4450E-04, +0.8700E-04,0.1320E-03/ C DATA PI/3.14159265/ C C ZERO PARAMETERS C RN=0.0 CN=0.0 ABSIND=0.0 ABSCOF=0.0 C C CONVERT WAVELENGTH TO MICRONS C ALAM=XLAM IF(IUNIT.EQ.1)ALAM=1000*ALAM IF(IUNIT.EQ.2)ALAM=10000*ALAM IF(IUNIT.EQ.3)ALAM=10000*(1.0/ALAM) IF(ALAM.LT.WLMIN.OR.ALAM.GT.WLMAX)RETURN IF(ALAM.GT.CUTICE)GO TO 10 C C REGION FROM 0.045 MICRONS TO 167.0 MICRONS - NO TEMPERATURE DEPEND C DO 1 I=2,NWL IF(ALAM.LT.WL(I)) GO TO 2 1 CONTINUE 2 X1=ALOG(WL(I-1)) X2=ALOG(WL(I)) Y1=TABRE(I-1) Y2=TABRE(I) X=ALOG(ALAM) Y=((X-X1)*(Y2-Y1)/(X2-X1))+Y1 RN=Y Y1=ALOG(ABS(TABIM(I-1))) Y2=ALOG(ABS(TABIM(I))) Y=((X-X1)*(Y2-Y1)/(X2-X1))+Y1 CN=EXP(Y) GO TO 20 C C REGION FROM 167.0 MICRONS TO 8.6 METERS - TEMPERATURE DEPENDENCE C 10 TK=T IF(TK.GT.TEMREF(1))TK=TEMREF(1) IF(TK.LT.TEMREF(4))TK=TEMREF(4) DO 11 I=2,4 IF(TK.GE.TEMREF(I)) GO TO 12 11 CONTINUE 12 LT1=I LT2=I-1 DO 13 I=2,NWLT IF(ALAM.LE.WLT(I)) GO TO 14 13 CONTINUE 14 X1=ALOG(WLT(I-1)) X2=ALOG(WLT(I)) Y1=TABRET(I-1,LT1) Y2=TABRET(I,LT1) X=ALOG(ALAM) YLO=((X-X1)*(Y2-Y1)/(X2-X1))+Y1 Y1=TABRET(I-1,LT2) Y2=TABRET(I,LT2) YHI=((X-X1)*(Y2-Y1)/(X2-X1))+Y1 T1=TEMREF(LT1) T2=TEMREF(LT2) Y=((TK-T1)*(YHI-YLO)/(T2-T1))+YLO RN=Y Y1=ALOG(ABS(TABIMT(I-1,LT1))) Y2=ALOG(ABS(TABIMT(I,LT1))) YLO=((X-X1)*(Y2-Y1)/(X2-X1))+Y1 Y1=ALOG(ABS(TABIMT(I-1,LT2))) Y2=ALOG(ABS(TABIMT(I,LT2))) YHI=((X-X1)*(Y2-Y1)/(X2-X1))+Y1 Y=((TK-T1)*(YHI-YLO)/(T2-T1))+YLO CN=EXP(Y) C C ABSORPTIVE QUANITIES C 20 ABSIND=CN/RN ABSCOF=4.0*PI*CN/ALAM RETURN END SUBROUTINE REFWAT(IUNIT,XLAM,T,RN,CN,ABSIND,ABSCOF) C C DEFINES WAVELENGTH DEPENDENT COMPLEX INDEX OF REFRACTION FOR WATER C ALLOWABLE WAVELENGTH RANGE EXTENDS FROM .2 MICRONS TO 10 CM C TEMPERATURE DEPENDENCE ONLY CONSIDERED BEYOND 0.1 CM C C ERIC A. SMITH C DEPT OF ATMOSPHERIC SCIENCE C COLORADO STATE UNIVERSITY C FORT COLLINS,CO 80523 C TEL 303-491-8533 C C REFERENCES C C 0.2 UM - 0.69 UM C C HALE,G., AND M. QUERRY,1972. C OPTICAL CONSTANTS OF WATER IN THE 200 NM TO 200 UM WAVELENGTH REGI C APPLIED OPTICS,12,3,555-563. C C 0.69 UM - 2.0 UM C C PALMER,K.F., AND D. WILLIAMS,1974. C OPTICAL PROPERTIES OF WATER IN THE NEAR INFRARED. C JOURNAL OF THE OPTICAL SOCIETY OF AMERICA,64,8,1107-1110. C C 2.0 UM - 1000.0 UM C C DOWNING,H.D., AND D. WILLIAMS,1975. C OPTICAL CONSTANTS OF WATER IN THE INFRARED. C JOURNAL OF GEOPHYSICAL REVIEW,80,12,1656-1661. C C 1.0 MM - 10.0 CM C C RAY,P.S.,1972. C BROADBAND COMPLEX REFRACTIVE INDICES OF ICE AND WATER. C APPLIED OPTICS,11,8,1836-1844. C C INPUT PARAMETERS C C IUNIT = 0 FOR WAVELENGTH SPECIFIED IN MICRONS C = 1 FOR WAVELENGTH SPECIFIED IN MILLIMETERS C = 2 FOR WAVELENGTH SPECIFIED IN CENTIMETERS C = 3 FOR WAVELENGTH SPECIFIED IN INVERSE CENTIMETERS ( WAVE N C XLAM = WAVELENGTH ( MICRONS OR MM OR CM OR CM**-1 ) C T = TEMPERATURE ( DEGREES KELVIN ) C C OUTPUT PARAMETERS C C RN = REAL PORTION ( SCATTERING ) C CN = COMPLEX PORTION ( ABSORPTION ) C ABSIND = ABSORPTIVE INDEX ( CN/RN ) C ABSCOF = ABORPTION COEFFICIENT ( 4*PI*CN/XLAM ) C COMPLEX E,M DIMENSION WLTABW(518),RNTABW(518),CNTABW(518) DATA NUMWAT/518/ DATA WLMIN,WLMAX/0.2,100000.0/ DATA CUTWAT/1000.0/ DATA (WLTABW(I),I= 1, 66)/ * .20000, .22500, .25000, .27500, .30000, .32500, * .35001, .37500, .40000, .42501, .45000, .47499, * .50000, .52499, .54999, .57501, .59999, .62500, * .64998, .67499, .68966, .70175, .71429, .72464, * .73529, .74627, .75188, .75758, .76923, .78125, * .79365, .80645, .81301, .81967, .83333, .84746, * .86207, .87719, .89286, .90909, .92593, .93458, * .94340, .95238, .96154, .97276, .98039, .99010, * 1.00000, 1.01010, 1.02041, 1.03093, 1.04167, 1.05263, * 1.06952, 1.08696, 1.09890, 1.11111, 1.12360, 1.13636, * 1.14943, 1.16279, 1.17647, 1.19048, 1.20482, 1.21951/ DATA (WLTABW(I),I= 67,132)/ * 1.23457, 1.25000, 1.26582, 1.28205, 1.29870, 1.31579, * 1.33333, 1.35135, 1.36986, 1.38889, 1.40845, 1.42857, * 1.44300, 1.47059, 1.49254, 1.51515, 1.53846, 1.56250, * 1.58730, 1.61290, 1.63934, 1.66667, 1.69492, 1.72414, * 1.75439, 1.78571, 1.80180, 1.81818, 1.85185, 1.88679, * 1.92678, 1.96078, 2.00000, 2.02020, 2.04082, 2.06186, * 2.08333, 2.10526, 2.12766, 2.15054, 2.17391, 2.19780, * 2.22222, 2.24719, 2.27273, 2.29885, 2.32558, 2.35294, * 2.38095, 2.40964, 2.43902, 2.46914, 2.50000, 2.50627, * 2.51256, 2.51889, 2.52525, 2.53165, 2.53807, 2.54453, * 2.55102, 2.55754, 2.56410, 2.57069, 2.57732, 2.58398/ DATA (WLTABW(I),I=133,198)/ * 2.59067, 2.59740, 2.60417, 2.61097, 2.61780, 2.62467, * 2.63158, 2.63852, 2.64550, 2.65252, 2.65957, 2.66667, * 2.67380, 2.68097, 2.68817, 2.69542, 2.70270, 2.71003, * 2.71739, 2.72480, 2.73224, 2.73973, 2.74725, 2.75482, * 2.76243, 2.77008, 2.77778, 2.78552, 2.79330, 2.80112, * 2.80899, 2.81690, 2.82486, 2.83286, 2.84091, 2.84900, * 2.85714, 2.86533, 2.87356, 2.88184, 2.89017, 2.89855, * 2.90698, 2.91545, 2.92398, 2.93255, 2.94118, 2.94985, * 2.95858, 2.96736, 2.97619, 2.98507, 2.99401, 3.00300, * 3.01205, 3.02115, 3.03030, 3.03951, 3.04878, 3.05810, * 3.06748, 3.07692, 3.08642, 3.09598, 3.10559, 3.11526/ DATA (WLTABW(I),I=199,264)/ * 3.12500, 3.13480, 3.14465, 3.15457, 3.16456, 3.17460, * 3.18471, 3.19489, 3.20513, 3.21543, 3.22581, 3.23625, * 3.24675, 3.25733, 3.26797, 3.27869, 3.28947, 3.30033, * 3.31126, 3.32226, 3.33333, 3.34448, 3.35570, 3.36700, * 3.37838, 3.38983, 3.40136, 3.41297, 3.42466, 3.43643, * 3.44828, 3.46021, 3.47222, 3.48432, 3.49650, 3.50877, * 3.52113, 3.53357, 3.54610, 3.55872, 3.57143, 3.58423, * 3.59712, 3.61011, 3.62319, 3.63636, 3.64964, 3.66300, * 3.67647, 3.69004, 3.70370, 3.71747, 3.73134, 3.74532, * 3.75940, 3.77358, 3.78788, 3.80228, 3.81679, 3.83142, * 3.84615, 3.86100, 3.87597, 3.89105, 3.90625, 3.92157/ DATA (WLTABW(I),I=265,330)/ * 3.93701, 3.95257, 3.96825, 3.98406, 4.00000, 4.01606, * 4.03226, 4.04858, 4.06504, 4.08163, 4.09836, 4.11523, * 4.13223, 4.14938, 4.16667, 4.18410, 4.20168, 4.21941, * 4.23729, 4.25532, 4.27350, 4.29185, 4.31034, 4.32900, * 4.34783, 4.36681, 4.38596, 4.40529, 4.42478, 4.44444, * 4.46429, 4.48430, 4.50450, 4.52489, 4.54545, 4.56621, * 4.58716, 4.60829, 4.62963, 4.65116, 4.67290, 4.69484, * 4.71698, 4.73934, 4.76190, 4.78469, 4.80769, 4.83092, * 4.85437, 4.87805, 4.90196, 4.92611, 4.95050, 4.97512, * 5.00000, 5.02513, 5.05051, 5.07614, 5.10204, 5.12821, * 5.15464, 5.18135, 5.20833, 5.23560, 5.26316, 5.29101/ DATA (WLTABW(I),I=331,396)/ * 5.31915, 5.34759, 5.37634, 5.40541, 5.43478, 5.46448, * 5.49451, 5.52486, 5.55556, 5.58659, 5.61798, 5.64972, * 5.68182, 5.71429, 5.74713, 5.78035, 5.81395, 5.84795, * 5.88235, 5.91716, 5.95238, 5.98802, 6.02410, 6.06061, * 6.09756, 6.13497, 6.17284, 6.21118, 6.25000, 6.28931, * 6.32911, 6.36943, 6.41026, 6.45161, 6.49351, 6.53595, * 6.57895, 6.62252, 6.66667, 6.71141, 6.75676, 6.80272, * 6.84932, 6.89655, 6.94444, 6.99301, 7.04225, 7.09220, * 7.14286, 7.19424, 7.24638, 7.29927, 7.35294, 7.40741, * 7.46269, 7.51880, 7.57576, 7.63359, 7.69231, 7.75194, * 7.81250, 7.87402, 7.93651, 8.00000, 8.06452, 8.13008/ DATA (WLTABW(I),I=397,462)/ * 8.19672, 8.26446, 8.33333, 8.40336, 8.47458, 8.54701, * 8.62069, 8.69565, 8.77193, 8.84956, 8.92857, 9.00901, * 9.09091, 9.17431, 9.25926, 9.34579, 9.43396, 9.52381, * 9.61538, 9.70874, 9.80392, 9.90099, 10.00000, 10.10101, * 10.20408, 10.30928, 10.41667, 10.52632, 10.63830, 10.75269, * 10.86957, 10.98901, 11.11111, 11.23596, 11.36364, 11.49425, * 11.62791, 11.76471, 11.90476, 12.04819, 12.19512, 12.34568, * 12.50000, 12.65823, 12.82051, 12.98701, 13.15789, 13.33333, * 13.51351, 13.69863, 13.88889, 14.08451, 14.28571, 14.49275, * 14.70588, 14.92537, 15.15152, 15.38462, 15.62500, 15.87302, * 16.12903, 16.39344, 16.66667, 16.94915, 17.24138, 17.54386/ DATA (WLTABW(I),I=463,518)/ * 17.85714, 18.18182, 18.51852, 18.86792, 19.23077, 19.60784, * 20.00000, 20.40816, 20.83333, 21.27660, 21.73913, 22.22222, * 22.72727, 23.25581, 23.80952, 24.39024, 25.00000, 25.64103, * 26.31579, 27.02703, 27.77778, 28.57143, 29.41176, 30.30303, * 31.25000, 32.25806, 33.33333, 34.48276, 35.71429, 37.03704, * 38.46154, 40.00000, 41.66667, 43.47826, 45.45455, 47.61905, * 50.00000, 52.63158, 55.55556, 58.82353, 62.50000, 66.66667, * 71.42857, 76.92308, 83.33333, 90.90909, 100.00000, 111.11111, * 125.00000, 142.85714, 166.66667, 200.00000, 250.00000, 333.33333, * 500.00000,1000.00000/ DATA (RNTABW(I),I= 1, 66)/ *1.396,1.373,1.362,1.354,1.349,1.346,1.343,1.341,1.339,1.338,1.337, *1.336,1.335,1.334,1.333,1.333,1.332,1.332,1.331,1.331,1.332,1.332, *1.332,1.332,1.332,1.332,1.332,1.332,1.331,1.331,1.331,1.331,1.331, *1.330,1.330,1.330,1.330,1.330,1.329,1.329,1.329,1.329,1.329,1.328, *1.328,1.328,1.328,1.328,1.328,1.328,1.328,1.328,1.328,1.328,1.328, *1.327,1.327,1.327,1.327,1.326,1.326,1.326,1.326,1.325,1.325,1.325/ DATA (RNTABW(I),I= 67,132)/ *1.325,1.325,1.324,1.324,1.324,1.324,1.323,1.323,1.323,1.322,1.322, *1.321,1.321,1.321,1.320,1.320,1.319,1.319,1.318,1.318,1.317,1.316, *1.315,1.314,1.314,1.313,1.312,1.312,1.311,1.310,1.309,1.307,1.306, *1.301,1.301,1.300,1.298,1.298,1.296,1.295,1.294,1.293,1.291,1.289, *1.287,1.285,1.282,1.280,1.277,1.274,1.270,1.265,1.261,1.260,1.259, *1.257,1.256,1.255,1.254,1.252,1.250,1.249,1.247,1.246,1.243,1.241/ DATA (RNTABW(I),I=133,198)/ *1.240,1.238,1.235,1.232,1.230,1.227,1.224,1.221,1.218,1.214,1.210, *1.205,1.200,1.195,1.191,1.185,1.179,1.172,1.166,1.157,1.149,1.144, *1.139,1.138,1.138,1.139,1.141,1.144,1.149,1.154,1.158,1.161,1.165, *1.171,1.177,1.183,1.191,1.199,1.212,1.220,1.233,1.246,1.258,1.271, *1.282,1.293,1.305,1.317,1.329,1.342,1.353,1.364,1.376,1.386,1.398, *1.407,1.417,1.426,1.434,1.442,1.450,1.457,1.465,1.471,1.476,1.480/ DATA (RNTABW(I),I=199,264)/ *1.483,1.486,1.487,1.487,1.487,1.486,1.485,1.482,1.479,1.477,1.474, *1.472,1.467,1.464,1.461,1.457,1.454,1.451,1.448,1.444,1.441,1.437, *1.434,1.431,1.427,1.425,1.421,1.418,1.415,1.413,1.410,1.407,1.405, *1.403,1.400,1.398,1.396,1.394,1.392,1.390,1.388,1.387,1.385,1.383, *1.382,1.379,1.378,1.377,1.375,1.374,1.372,1.371,1.370,1.369,1.367, *1.366,1.365,1.363,1.361,1.361,1.360,1.358,1.358,1.357,1.355,1.354/ DATA (RNTABW(I),I=265,330)/ *1.353,1.352,1.351,1.350,1.349,1.348,1.348,1.347,1.346,1.345,1.344, *1.344,1.343,1.342,1.341,1.340,1.340,1.338,1.337,1.337,1.335,1.334, *1.334,1.333,1.332,1.332,1.331,1.330,1.330,1.330,1.329,1.329,1.329, *1.328,1.328,1.327,1.327,1.327,1.327,1.327,1.326,1.326,1.326,1.325, *1.325,1.325,1.325,1.325,1.325,1.324,1.324,1.323,1.322,1.322,1.321, *1.320,1.319,1.318,1.318,1.317,1.316,1.314,1.313,1.311,1.310,1.308/ DATA (RNTABW(I),I=331,396)/ *1.306,1.304,1.302,1.299,1.297,1.294,1.291,1.288,1.285,1.282,1.278, *1.275,1.271,1.267,1.262,1.256,1.251,1.247,1.242,1.241,1.241,1.247, *1.265,1.289,1.311,1.332,1.349,1.354,1.356,1.354,1.350,1.345,1.341, *1.337,1.333,1.330,1.326,1.324,1.322,1.320,1.319,1.318,1.317,1.316, *1.315,1.314,1.313,1.311,1.310,1.309,1.308,1.307,1.306,1.305,1.303, *1.302,1.301,1.300,1.298,1.296,1.295,1.294,1.293,1.291,1.288,1.286/ DATA (RNTABW(I),I=397,462)/ *1.285,1.283,1.281,1.279,1.276,1.274,1.271,1.269,1.267,1.264,1.261, *1.259,1.256,1.253,1.249,1.246,1.242,1.238,1.234,1.230,1.224,1.220, *1.214,1.208,1.202,1.194,1.189,1.181,1.174,1.168,1.162,1.156,1.149, *1.143,1.139,1.135,1.132,1.132,1.131,1.132,1.130,1.130,1.134,1.138, *1.142,1.157,1.171,1.182,1.189,1.201,1.213,1.223,1.236,1.249,1.264, *1.277,1.289,1.303,1.313,1.324,1.335,1.348,1.361,1.372,1.385,1.396/ DATA (RNTABW(I),I=463,518)/ *1.407,1.419,1.431,1.441,1.451,1.462,1.470,1.480,1.488,1.496,1.504, *1.510,1.515,1.521,1.527,1.532,1.537,1.541,1.545,1.549,1.552,1.552, *1.552,1.550,1.546,1.543,1.541,1.539,1.537,1.534,1.532,1.529,1.525, *1.528,1.542,1.567,1.600,1.640,1.689,1.746,1.801,1.848,1.890,1.929, *1.960,1.982,1.997,2.000,2.010,2.020,2.040,2.070,2.110,2.150,2.225, *2.481/ DATA (CNTABW(I),I= 1, 66)/ *1.1000E-07,4.9000E-08,3.4000E-08,2.4000E-08,1.6000E-08,1.1000E-08, *6.5000E-09,3.5000E-09,1.9000E-09,1.3000E-09,1.0000E-09,9.4000E-10, *1.0000E-09,1.3000E-09,2.0000E-09,3.6000E-09,1.1000E-08,1.4000E-08, *1.6000E-08,2.2000E-08,2.7000E-08,3.8000E-08,5.6000E-08,7.7300E-08, *1.3900E-07,1.6300E-07,1.6800E-07,1.6400E-07,1.5400E-07,1.4300E-07, *1.3300E-07,1.2500E-07,1.2400E-07,1.3000E-07,2.0400E-07,2.6100E-07, *2.9400E-07,3.5300E-07,4.3300E-07,5.4300E-07,8.7700E-07,1.1800E-06, *1.6100E-06,2.4400E-06,3.6000E-06,3.9800E-06,3.9200E-06,3.7000E-06, *3.3100E-06,2.8200E-06,2.3100E-06,1.9000E-06,1.5700E-06,1.3700E-06, *1.2600E-06,1.4400E-06,1.6800E-06,2.0500E-06,2.8900E-06,4.9600E-06, *8.8700E-06,1.0900E-05,1.1500E-05,1.1800E-05,1.2000E-05,1.1800E-05/ DATA (CNTABW(I),I= 67,132)/ *1.1500E-05,1.1000E-05,1.0800E-05,1.1500E-05,1.3800E-05,1.7500E-05, *2.3900E-05,4.1600E-05,5.9400E-05,1.0100E-04,2.4100E-04,3.5200E-04, *3.6400E-04,3.3400E-04,2.5800E-04,1.8800E-04,1.4800E-04,1.2000E-04, *1.0200E-04,8.7300E-05,7.9200E-05,7.4900E-05,7.6200E-05,8.5500E-05, *1.0600E-04,1.3000E-04,1.3600E-04,1.3700E-04,1.5900E-04,8.6300E-04, *1.9000E-03,1.7000E-03,1.1000E-03,9.0000E-04,7.3100E-04,6.1700E-04, *5.1400E-04,4.5200E-04,4.0000E-04,3.5900E-04,3.4100E-04,3.3800E-04, *3.4500E-04,3.7600E-04,4.1600E-04,4.6500E-04,5.4200E-04,6.5200E-04, *7.9200E-04,9.6800E-04,1.2300E-03,1.5600E-03,1.9000E-03,1.9500E-03, *2.0000E-03,2.0500E-03,2.0700E-03,2.1000E-03,2.1200E-03,2.1500E-03, *2.1900E-03,2.2400E-03,2.2700E-03,2.3100E-03,2.3400E-03,2.3900E-03/ DATA (CNTABW(I),I=133,198)/ *2.4300E-03,2.4800E-03,2.5700E-03,2.7000E-03,2.9800E-03,3.3000E-03, *4.0200E-03,4.3700E-03,4.8200E-03,5.3600E-03,6.2700E-03,7.3200E-03, *8.5500E-03,1.0500E-02,1.2700E-02,1.4500E-02,1.6400E-02,1.8600E-02, *2.0500E-02,2.8200E-02,3.8000E-02,4.6200E-02,5.4800E-02,6.4900E-02, *7.4400E-02,8.3600E-02,9.2700E-02,1.0200E-01,1.1200E-01,1.2100E-01, *1.3100E-01,1.4200E-01,1.5400E-01,1.6700E-01,1.8000E-01,1.9400E-01, *2.0600E-01,2.1800E-01,2.2900E-01,2.3900E-01,2.4900E-01,2.5800E-01, *2.6500E-01,2.7100E-01,2.7600E-01,2.8000E-01,2.8100E-01,2.8200E-01, *2.8200E-01,2.7900E-01,2.7600E-01,2.7200E-01,2.6700E-01,2.6200E-01, *2.5500E-01,2.5000E-01,2.4300E-01,2.3600E-01,2.2800E-01,2.2000E-01, *2.1200E-01,2.0400E-01,1.9500E-01,1.8300E-01,1.7300E-01,1.6300E-01/ DATA (CNTABW(I),I=199,264)/ *1.5300E-01,1.4400E-01,1.3400E-01,1.2500E-01,1.1700E-01,1.1000E-01, *9.9400E-02,9.2000E-02,8.5500E-02,7.8500E-02,7.1600E-02,6.5300E-02, *6.0000E-02,5.5000E-02,5.0400E-02,4.6200E-02,4.2200E-02,3.8500E-02, *3.4800E-02,3.1500E-02,2.9700E-02,2.7900E-02,2.6200E-02,2.5000E-02, *2.2900E-02,2.1000E-02,1.9300E-02,1.7700E-02,1.6300E-02,1.5100E-02, *1.3800E-02,1.2800E-02,1.1800E-02,1.1000E-02,1.0100E-02,9.4100E-03, *8.6600E-03,8.0700E-03,7.3700E-03,6.8300E-03,6.2500E-03,5.7900E-03, *5.3800E-03,5.0600E-03,4.7300E-03,4.4900E-03,4.2400E-03,4.0500E-03, *3.8900E-03,3.7600E-03,3.6300E-03,3.5500E-03,3.4700E-03,3.4000E-03, *3.3500E-03,3.3600E-03,3.3500E-03,3.3900E-03,3.4000E-03,3.4800E-03, *3.5200E-03,3.6300E-03,3.7000E-03,3.7800E-03,3.8900E-03,3.9900E-03/ DATA (CNTABW(I),I=265,330)/ *4.1000E-03,4.2200E-03,4.3300E-03,4.5000E-03,4.6500E-03,4.7900E-03, *4.9400E-03,5.1200E-03,5.3100E-03,5.4900E-03,5.6800E-03,5.8600E-03, *6.0800E-03,6.3100E-03,6.5300E-03,6.7300E-03,6.9600E-03,7.2200E-03, *7.4900E-03,7.7900E-03,8.0600E-03,8.3300E-03,8.6400E-03,8.9600E-03, *9.2700E-03,9.6600E-03,1.0000E-02,1.0400E-02,1.0800E-02,1.1200E-02, *1.1700E-02,1.2200E-02,1.2600E-02,1.3100E-02,1.3600E-02,1.4000E-02, *1.4500E-02,1.4900E-02,1.5200E-02,1.5400E-02,1.5600E-02,1.5700E-02, *1.5700E-02,1.5700E-02,1.5500E-02,1.5300E-02,1.5100E-02,1.4800E-02, *1.4600E-02,1.4300E-02,1.4000E-02,1.3700E-02,1.3300E-02,1.2900E-02, *1.2600E-02,1.2200E-02,1.1800E-02,1.1500E-02,1.1000E-02,1.0800E-02, *1.0500E-02,1.0300E-02,1.0100E-02,1.0000E-02,9.9300E-03,9.9000E-03/ DATA (CNTABW(I),I=331,396)/ *9.9500E-03,1.0000E-02,1.0200E-02,1.0400E-02,1.0700E-02,1.1000E-02, *1.1500E-02,1.2000E-02,1.2800E-02,1.3800E-02,1.5000E-02,1.6600E-02, *1.8500E-02,2.0500E-02,2.4200E-02,2.9300E-02,3.3200E-02,4.2900E-02, *5.4400E-02,6.8800E-02,8.4000E-02,1.0210E-01,1.1700E-01,1.3000E-01, *1.3200E-01,1.2400E-01,1.0600E-01,8.8000E-02,7.4000E-02,6.1800E-02, *5.3500E-02,4.8400E-02,4.4700E-02,4.2000E-02,3.9800E-02,3.8300E-02, *3.7300E-02,3.7000E-02,3.6600E-02,3.6300E-02,3.6000E-02,3.5700E-02, *3.5500E-02,3.5200E-02,3.5000E-02,3.4700E-02,3.4600E-02,3.4300E-02, *3.4200E-02,3.4200E-02,3.4200E-02,3.4300E-02,3.4200E-02,3.4200E-02, *3.4200E-02,3.4200E-02,3.4200E-02,3.4400E-02,3.4500E-02,3.4600E-02, *3.4900E-02,3.5100E-02,3.5100E-02,3.5100E-02,3.5200E-02,3.5600E-02/ DATA (CNTABW(I),I=397,462)/ *3.5900E-02,3.6100E-02,3.6200E-02,3.6600E-02,3.7000E-02,3.7400E-02, *3.7800E-02,3.8300E-02,3.8700E-02,3.9200E-02,3.9800E-02,4.0500E-02, *4.1100E-02,4.1700E-02,4.2400E-02,4.3400E-02,4.4300E-02,4.5300E-02, *4.6700E-02,4.8100E-02,4.9700E-02,5.1500E-02,5.3400E-02,5.5700E-02, *5.8900E-02,6.2200E-02,6.6100E-02,7.0700E-02,7.6400E-02,8.2800E-02, *8.9800E-02,9.7300E-02,1.0700E-01,1.1800E-01,1.3000E-01,1.4400E-01, *1.5900E-01,1.7600E-01,1.9200E-01,2.0800E-01,2.2600E-01,2.4300E-01, *2.6000E-01,2.7700E-01,2.9200E-01,3.0500E-01,3.1700E-01,3.2800E-01, *3.3800E-01,3.4700E-01,3.5600E-01,3.6500E-01,3.7300E-01,3.7900E-01, *3.8600E-01,3.9200E-01,3.9700E-01,4.0300E-01,4.0800E-01,4.1200E-01, *4.1700E-01,4.2000E-01,4.2300E-01,4.2500E-01,4.2700E-01,4.2800E-01/ DATA (CNTABW(I),I=463,518)/ *4.2700E-01,4.2700E-01,4.2600E-01,4.2500E-01,4.2300E-01,4.2100E-01, *4.1800E-01,4.1500E-01,4.1100E-01,4.0800E-01,4.0400E-01,4.0100E-01, *3.9700E-01,3.9400E-01,3.9000E-01,3.8600E-01,3.8200E-01,3.7700E-01, *3.7200E-01,3.6800E-01,3.6300E-01,3.5900E-01,3.5600E-01,3.5200E-01, *3.5300E-01,3.5700E-01,3.6100E-01,3.6800E-01,3.7500E-01,3.8500E-01, *3.9800E-01,4.1400E-01,4.3600E-01,4.6900E-01,5.0500E-01,5.3900E-01, *5.7100E-01,5.9700E-01,6.1800E-01,6.2900E-01,6.2200E-01,6.0800E-01, *5.9300E-01,5.7700E-01,5.5700E-01,5.3200E-01,5.0700E-01,4.8700E-01, *4.6600E-01,4.5000E-01,4.4400E-01,4.3800E-01,4.6000E-01,5.2700E-01, *7.1800E-01,8.4657E-01/ DATA PI/3.14159265/ C C FUNCTION FOR TREATING ABSORPTION BANDS NOT CONSIDERED IN THE C DEBYE THEOREY C SUM(WL,WLCEN,BET,DEL,GAM)=BET*EXP(-ABS(ALOG10(WL/WLCEN)/DEL)**GAM) C C ZERO PARAMETERS C RN=0.0 CN=0.0 ABSIND=0.0 ABSCOF=0.0 C C CONVERT WAVELENGTH TO MICRONS C WL=XLAM IF(IUNIT.EQ.1)WL=1000*WL IF(IUNIT.EQ.2)WL=10000*WL IF(IUNIT.EQ.3)WL=10000*(1.0/WL) IF(WL.LT.WLMIN.OR.WL.GT.WLMAX)RETURN C C REGION FROM 0.2 MICRON TO 1000.0 MICRON - TABLE LOOKUP C IF(WL.GT.CUTWAT)GO TO 3 DO 1 I=2,NUMWAT IF(WL.GT.WLTABW(I))GO TO 1 I1=I-1 I2=I GO TO 2 1 CONTINUE I1=NUMWAT-1 I2=NUMWAT 2 FAC=(WL-WLTABW(I1))/(WLTABW(I2)-WLTABW(I1)) RN=RNTABW(I1)+FAC*(RNTABW(I2)-RNTABW(I1)) CN=CNTABW(I1)+FAC*(CNTABW(I2)-CNTABW(I1)) GO TO 5 C C REGION FROM 0.1 CM TO 10 CM C C EXTENSION OF DEBYE THEOREY BASED ON THE WORK OF C C COLE,K.S.,AND R.H.COLE,1941.JOUR.CHEM.PHYS.,9,P 341. C C DEFINE TEMPERATURE TERMS AND WAVELENGTH IN CM C 3 TC=T-273.15 T1=TC+273.0 T2=TC-25.0 XL=WL/10000.0 C C DEFINE FREQUENCY INDEPENDENT CONDUCTIVITY(SIGMA) AND C SPREAD PARAMETER(ALPHA) C C IN CLASSICAL DEBYE THEOREY THESE TERMS ARE ZERO C C SIGMA GIVEN BY SAXTON,J.A.,1949.WIRELESS ENGINEER,26,P 288. C ALPHA GIVEN BY RAY ( EQUATION 7B ) C SIGMA=12.5664E8 ALPHA=-16.8129/T1+0.0609265 C C DEFINE STATIC DIELECTRIC CONSTANT(ES) - RAY EQN 4 C HIGH FREQUENCY DIELECTRIC CONSTANT(E00) - RAY EQN 7A C RELAXTION WAVELENGTH IN CM(XLAMS) - RAY EQN 7C C C TEMPERATURE DEPENDENCE OF ES GIVEN BY C C WYMAN,J.,AND E.N.INGALLS,1938.JOUR.AM.CHEM.SOC.,60,P 1182. C ES=78.54*(1.0-4.579E-3*T2+1.19E-5*T2*T2-2.8E-8*T2*T2*T2) E00=5.27137+0.0216474*TC-0.00131198*TC*TC XLAMS=0.00033836*EXP(2513.98/T1) C C CALCULATE EXPRESSIONS USED FOR DIELECTRIC CONSTANT C TERM=PI*ALPHA/2 SINT=SIN(TERM) COST=COS(TERM) XLRAT=XLAMS/XL POWTRM=XLRAT**(1-ALPHA) DENOM=1.0+2*POWTRM*SINT+XLRAT**(2.0*(1-ALPHA)) C C CALCULATION OF DIELECTRIC CONSTANT C C REAL PART - RAY EQN 5 C ER=E00+(ES-E00)*(1.0+POWTRM*SINT)/DENOM C C IMAGINARY PART OR LOSS TERM - RAY EQN 6 C EI=(SIGMA*XL/18.8496E10)+(ES-E00)*POWTRM*COST/DENOM C C COMPLEX PERMITTIVITY C E=CMPLX(ER,-EI) C C COMPLEX INDEX OF REFRACTION - RAY EQN 1 C M=CSQRT(E) RN=REAL(M) CN=-AIMAG(M) C C CORRECTION TO IMAGINARY INDEX TO ACCOUNT FOR THE C REMAINING ABSORPTION BANDS - RAY EQN 8(TABLE 2) C IF(WL.GT.3000.0)GO TO 5 CN=CN+SUM(WL, 17.0,0.39,0.45,1.3) * +SUM(WL, 62.0,0.41,0.35,1.7) * +SUM(WL,300.0,0.25,0.47,3.0) C C ABSORPTIVE QUANITIES C 5 ABSIND=CN/RN ABSCOF=4.0*PI*CN/WL RETURN END