Photolysis Parameters
Parameters
J | l | m | n |
---|---|---|---|
J<1> | \( 6.073\times10^{-05} \) | 1.743 | 0.474 |
J<2> | \( 4.775\times10^{-04} \) | 0.298 | 0.08 |
J<3> | \( 1.041\times10^{-05} \) | 0.723 | 0.279 |
J<4> | \( 1.165\times10^{-02} \) | 0.244 | 0.267 |
J<5> | \( 2.485\times10^{-02} \) | 0.168 | 0.108 |
J<6> | \( 1.747\times10^{-01} \) | 0.155 | 0.125 |
J<7> | \( 2.644\times10^{-03} \) | 0.261 | 0.288 |
J<8> | \( 9.312\times10^{-07} \) | 1.23 | 0.307 |
J<11> | \( 4.642\times10^{-05} \) | 0.762 | 0.353 |
J<12> | \( 6.853\times10^{-05} \) | 0.477 | 0.323 |
J<13> | \( 7.344\times10^{-06} \) | 1.202 | 0.417 |
J<14> | \( 2.879\times10^{-05} \) | 1.067 | 0.358 |
J<15> | \( 2.792\times10^{-05} \) | 0.805 | 0.338 |
J<16> | \( 1.675\times10^{-05} \) | 0.805 | 0.338 |
J<17> | \( 7.914\times10^{-05} \) | 0.764 | 0.364 |
J<18> | \( 1.482\times10^{-06} \) | 0.396 | 0.298 |
J<19> | \( 1.482\times10^{-06} \) | 0.396 | 0.298 |
J<20> | \( 7.600\times10^{-04} \) | 0.396 | 0.298 |
J<21> | \( 7.992\times10^{-07} \) | 1.578 | 0.271 |
J<22> | \( 5.804\times10^{-06} \) | 1.092 | 0.377 |
J<23> | \( 2.4246\times10^{-06} \) | 0.395 | 0.296 |
J<24> | \( 2.424\times10^{-06} \) | 0.395 | 0.296 |
J<31> | \( 6.845\times10^{-05} \) | 0.13 | 0.201 |
J<32> | \( 1.032\times10^{-05} \) | 0.13 | 0.201 |
J<33> | \( 3.802\times10^{-05} \) | 0.644 | 0.312 |
J<34> | \( 1.537\times10^{-04} \) | 0.17 | 0.208 |
J<35> | \( 3.326\times10^{-04} \) | 0.148 | 0.215 |
J<41> | \( 7.649\times10^{-06} \) | 0.682 | 0.279 |
J<51> | \( 1.588\times10^{-06} \) | 1.154 | 0.318 |
J<52> | \( 1.907\times10^{-06} \) | 1.244 | 0.335 |
J<53> | \( 2.485\times10^{-06} \) | 1.196 | 0.328 |
J<54> | \( 4.095\times10^{-06} \) | 1.111 | 0.316 |
J<55> | \( 1.135\times10^{-05} \) | 0.974 | 0.309 |
J<56> | \( 4.365\times10^{-05} \) | 1.089 | 0.323 |
Cross section and quantum yield
Group | Reactant‡ | MCMv3.3.1 designationa | Products | Absorption Cross-section (ς)§ | Quantum Yield (φ)§ | Comments |
---|---|---|---|---|---|---|
Inorganics | O3 | (J1) (J2) |
→ O(1D) +O2 → O(3P) +O2 |
Molina and Molina (1986) link |
Matsumi et al. (2002) link Matsumi et al. (2002) link IUPAC recommended |
|
H2O2 | (J3) | → OH + OH |
Average from: Lin et al. (1978) link Molina and Molina (1981) link Nicovich and Wine (1988) link Vaghjiani & Ravishankara (1989) link IUPAC recommended |
Vaghjiani & Ravishankara (1990) link IUPAC recommended |
|
|
NO2 | (J4) | → NO + O(3P) |
Average from: Merienne et al. (1995) link Coquart et al. (1995) link Jenouvrier et al. (1996) link Merienne et al. (1997) link IUPAC recommended |
Gardner et al. (1987) link IUPAC recommended |
|
|
NO3 | (J5) (J6) |
→ NO + O2 → NO2 + O(3P) |
Sander (1986) link IUPAC recommended |
Johnston et al. (1996) link Johnston et al. (1996) link IUPAC recommended |
|
|
HONO | (J7) | → NO + OH |
Bongartz et al. (1991, 1994)
link link IUPAC recommended |
Cox and Derwent (1976-77) link IUPAC recommended |
|
|
HNO3 | (J8) | → NO2 + OH |
Burkholder et al. (1993) IUPAC recommended | Turnipseed et al. (1991) link IUPAC recommended |
|
|
Carbonyls | HCHO | (J11) (J12) |
→ H + HCO → H2 + CO |
Meller and Moortgat (2000) link IUPAC recommended |
(J11) Smith et al. (2002) link (J12) Moortgat et al. (1983) link IUPAC recommended |
|
CH3CHO | (J13) | → CH3 + HCO | Martinez et al. (1992) link IUPAC recommended |
Meyrahn et al. (1982) IUPAC recommended |
|
|
C2H5CHO | (J14) | → C2H5 + HCO | Martinez et al. (1992) link IUPAC recommended |
Chen and Zhu (2001) link IUPAC recommended |
|
|
C3H7CHO | (J15)b (J16) |
→ n-C3H7 + HCO → C2H4 + CH3CHO |
Martinez et al. (1992) link IUPAC recommended |
(J15) Tadic et al. (2001) link (J16) Tadic et al. (2001) link IUPAC recommended |
|
|
IPRCHO | (J17)b | → n-C4H9 + HCO | Martinez et al. (1992) link |
Chen et al. (2002) link |
||
MACR | (J18)b (J19)b |
→ CH2=CCH3 + HCO → CH2=C(CH3)CO + H |
Gierczak et al. (1997) link IUPAC recommended |
Average from: Carter (2000) Moortgat et al. (2000) Pinho et al. (2005) link IUPAC recommended |
|
|
C5HPALD1 | (J20) | → CH3C(CHO)=CHCH2O + OH | Gierczak et al. (1997) link |
φ = 1.00 |
|
|
CH3COCH3 | (J21) | → CH3CO + CH3 | Gierczak et al. (1998) link IUPAC recommended |
Blitz et al. (2004) link IUPAC recommended |
||
MEK | (J22)b | → CH3CO + C2H5 | Martinez et al. (1992) link IUPAC recommended |
Pinho et al. (2005) link |
||
MVK | (J23) (J24)b |
→ CH3CH=CH2 + CO → CH3CO + CH2=CH |
Gierczak et al. (1997) link IUPAC recommended |
Gierczak et al. (1997) link IUPAC recommended |
|
|
GLYOX | (J31) (J32) (J33) |
→ CO + CO + H2 → HCHO + CO → HCO + HCO |
Volkamer et al. (2005) link |
Tadic et al. (2006) link |
|
|
MGLYOX | (J34)b | → CH3CO + HCO | Combination of: Staffelbach et al. (1995) link Meller et al. (1991) link IUPAC recommended |
Chen et al. (2000) link IUPAC recommended |
||
BIACET | (J35)b | → CH3CO + CH3CO | Horowitz et al. (2001) link | Plum et al. (1983) link |
|
|
Organic Peroxides | CH3OOH | (J41)b | → CH3O + OH |
Vaghjiani & Ravishankara (1989) link IUPAC recommended |
Vaghjiani & Ravishankara (1990) link IUPAC recommended |
|
Organic Nitrates | CH3NO3 | (J51) | → CH3O + NO2 | Average from: Roberts and Fajer (1989) link Rattigan et al. (1992) link Talukdar et al. (1997) link IUPAC recommended |
Talukdar et al. (1997) link IUPAC recommended |
|
C2H5NO3 | (J52) | → C2H5O + NO2 | Average from: Zhu and Ding (1997) link Clemitshaw et al. (1997) link Talukdar et al. (1997) link Turberg et al. (1990) link IUPAC recommended |
Zhu and Ding (1997) link IUPAC recommended |
|
|
NC3H7NO3 | (J53)b | → n-C3H7O + NO2 | Average from: Roberts and Fajer (1989) link Turberg et al. (1990) link Clemitshaw et al. (1997) link Talukdar et al. (1997) link IUPAC recommended |
φ = 1.00 IUPAC recommended |
|
|
IC3H7NO3 | (J54)b | → CH3C(O.)CH3 + NO2 | Average from: Roberts and Fajer (1989) link Turberg et al. (1990) link Clemitshaw et al. (1997) link Talukdar et al. (1997) link IUPAC recommended |
φ = 1.00 IUPAC recommended |
|
|
TC4H9NO3 | (J55)b | → t-C4H9O + NO2 | Roberts and Fajer (1989) link |
φ = 1.00 |
|
|
NOA | (J56)b |
→ CH3C(O)CH2(O.) + NO2 → CH3CO + HCHO + NO2 |
Average from: Roberts and Fajer (1989) link Barnes et al. (1993) link |
φ = 0.9 |
|