191 yyon. 1.00 4200 4900 —+,_—_+- 3900 -—- 3600 4 rot 22! -ETHYLENE-P-TERPHENYL 0. 90 SOLVENT (CONC. 1 ; CYCLOMEXRNE 7 cugNTUM YIELD 0284 } } = WAVELENGTH (AVE) WAVELENGTH (CG) STOKES Loss = 2800 4 wa a oe 7 2500 7 T Lonny J ‘ \ ! / \ | 3514R ; / J to / | } | 4 16000 2500 ch! | Lp/L = Ie} z = > 0.30 a = 2 > a) 4 20000 o 9 ts f | 4000 TS i 1 | 3540 1? | / QECAY TIME 144 NSEC oO 0.40 [A 3000 — 23000 1 NATURRL LIFETIME 2.58 NSEC ~ A+ \ j a = * 0.60 = 0. 50 3200 7 / / EXCITING WAVELENGTH 3130R SLIT WIDTH 6.06 MM ze + / 0,20 G/L Gp %80L _t x wo WAVELENGTH 3400 +t 2 5 ~ w 4 12009 = ® EMISSION - RBSOIPTION / Ke x uJ x | sooo SS x= o - 9, 20 “ 0.90 a4 22400 a 23400 24400 iW 2SHO0 L L 2400 L «2740 aBYDO am «29490 L 04D 1 SENOD 32400 t 33400. WAVE NUMBER «HDD (CM!) = OM) a t «35400 AL ~—«SB4OD % 37400 _ L t ~««s8400 4000 L ~—«39400 HOO ar4oD 150.—Compvund NIII, 2, 2’-ethylene-p-terphenyl ] 4300 30 au F I || m9 F | 4100 r 3900 i — 3700 SOLVENT CYCLOHEXANE CONC. 0.04 G/L eXciTING WAVELENGTH 3340A GS! stir wioth 0.20 mm 7 A > 0 of = © | OECAT TIME 2.3 NSEC a WAVELENGTH IAVE) 35148 ~ 0.60 xc = a | e 2 ~ 9, 20 STOKES LOSS 1480 CM™! — 2900 I Tv _L T 2700 TT "T a } T 454000 _| 48000 4 |” \ | | *, " | / i LO ‘ \ f V/ . d : ! / / | \ | a foX \ / & 424900 ~— Q / i ’ = } t \ — . RBSORPTION 18000 75 Lo ' oc x mo / ra GS 430000 pA N foo \ ~ i [\ an/ } 42000 © 2 4 36000 | Oo hole 4 12000 | 2000 i 0w1S j 4 25000 3100 T | LON | | PoaENM “ t i i 24000 T jl / Loft = 1.14 9 | 0.00 23000 4 | 35378 caso, EMISSION 50 be (A) 3300 L T " | ' = 1 } WAVELENGTH (CG) | 4 =o.4o, Led | QUANTUM TIFLD 5.90 | 0.50 T 2) 2! ! -METHYLENE-S! Pall »6 “METHYLENE -P- TEAPHEN Gp 989+ = WAVELENGTH 3500 L vr T it 26000 27000 28020 / 28000 } \ a 30000 31000 L 32000 WAVE NUMBER 4 33000 (CM!) 1 34000 1 39000 36000 151.—Compound NIV, 2, 2’-methylene, 5’, 6” -methylene-p-terpheny! L 37800 1 33000 39000 5 =