Isoprene oxidation mechanisms: Measurements and modelling of OH and HO2 over a South-East Asian tropical rainforest during the OP3 field campaign

Atmospheric Chemistry and Physics

Volumn 11, Issue 13, 2011, Pages 6749-6771

  Stone, D ^a   Evans, M J ^a   Edwards, P M ^a   Commane, R ^a,e   Ingham, T ^a   Rickard, A R ^a   Brookes, D M ^b   Hopkins, J ^c   Leigh, R J ^b   Lewis, A C ^c   Monks, P S ^b   Oram, D ^d   Reeves, C E ^d   Stewart, D ^d,f   Heard, D E ^a  

^a UNIVERSITY OF LEEDS   (United Kingdom)

^b UNIVERSITY OF LEICESTER   (United Kingdom)

^c UNIVERSITY OF YORK   (United Kingdom)

^d UNIVERSITY OF EAST ANGLIA   (United Kingdom)

^e HARVARD UNIVERSITY   (United States)

^f UNIVERSITY OF READING   (United Kingdom)

Author keywords

[No Author keywords available]

Indexed keywords

ATMOSPHERIC CHEMISTRY; DECOMPOSITION; HYDROXYL RADICAL; ISOPRENE; OBSERVATIONAL METHOD; OXIDATION; PEROXY RADICAL; TROPICAL FOREST; VOLATILE ORGANIC COMPOUND;

BORNEO;

EID: 79960393248     PISSN: 16807316     EISSN: 16807324     Source Type: Journal    
DOI: 10.5194/acp-11-6749-2011     Document Type: Article

References (69)

1. Alicke, B., Hebestreit, K., Stutz, J., and Platt, U.: Iodine oxide in the marine boundary layer, Nature, 397, 572-573, 1999.
2. Anglada, J. M. and Domingo, V. M.: Mechanism for the Gas-Phase Reaction between Formaldehyde and Hydroperoxyl Radical. A Theoretical Study, J. Phys. Chem. A., 109, 10786-10794, 2005. (Pubitemid 41796675)
3. Archibald, A. T., Cooke, M. C., Utembe, S. R., Shallcross, D. E., Derwent, R. G., and Jenkin, M. E.: Impacts of mechanistic changes on HOx formation and recycling in the oxidation of isoprene, Atmos. Chem. Phys., 10, 8097-8118, doi:10.5194/acp-10-8097-2010, 2010.
4. Archibald, A. T., Levine, J. G., Abraham, N. L., Cooke, M. C., Edwards, P. E., Heard, D. E., Jenkin, M. E., Pike, R. C., Monks, P., Shallcross, D. E., Teford, P. J., Whalley, L. K., and Pyle, J. A.: Impacts of HOx regeneration and recycling in the oxidation of isoprene: Consequences for the composition of past, present and future atmospheres, Geophys. Res. Lett., 38, L05804, doi:10.1029/2010GL046520, 2011.
5. Bloss, W. J., Gravestock, T. J., Heard, D. E., Ingham, T., Johnson, G. P., and Lee, J. D.: Application of a compact all solid-state laser system to the in situ detection of atmospheric OH, HO2, NO and IO by laser-induced fluorescence, J. Environ. Monit., 5, 21-28, 2003. (Pubitemid 36223164)
6. Brough, N., Reeves, C. E., Penkett, S. A., Stewart, D. J., Dewey, K., Kent, J., Barjat, H., Monks, P. S., Ziereis, H., Stock, P., Huntrieser, H., and Schlager, H.: Intercomparison of aircraft instruments on board the C-130 and Falcon 20 over southern Germany during EXPORT 2000, Atmos. Chem. Phys., 3, 2127-2138, doi:10.5194/acp-3-2127-2003, 2003.
7. Burrows, J. P., Moortgat, G. K., Tyndall, G. S., Cox, R. A., Jenkin, M. E., Hayman, G. D., and Veyret, B.: Kinetics and Mechanism of the Photooxidation of Formaldehyde. 2. Molecular Modulation Studies, J. Phys. Chem., 93, 2375-2382, 1989.
8. Butler, T. M., Taraborrelli, D., Brühl, C., Fischer, H., Harder, H., Martinez, M., Williams, J., Lawrence, M. G., and Lelieveld, J.: Improved simulation of isoprene oxidation chemistry with the ECHAM5/MESSy chemistry-climate model: lessons from the GABRIEL airborne field campaign, Atmos. Chem. Phys., 8, 4529-4546, doi:10.5194/acp-8-4529-2008, 2008.
9. Capes, G., Murphy, J. G., Reeves, C. E., McQuaid, J. B., Hamilton, J. F., Hopkins, J. R., Crosier, J., Williams, P. I., and Coe, H.: Secondary organic aerosol from biogenic VOCs over West Africa during AMMA, Atmos. Chem. Phys., 9, 3841-3850, doi:10.5194/acp-9-3841-2009, 2009.
10. Carslaw, N., Creasey, D. J., Harrison, D., Heard, D. E., Hunter, M. C., Jacobs, P. J., Jenkin, M. E., Lee, J. D., Lewis, A. C., Pilling, M. J., Saunders, S. M., and Seakins, P. W.: OH and HO2 radical chemistry in a forested region of north-western Greece, Atmos. Environ., 35, 4725-4737, 2001. (Pubitemid 32706375)
11. Chen, D., Jin, H., Wang, Z., Zhang, L., and Qi, F.: Unimolecular Decomposition of Ethyl Hydroperoxide: Ab Initio/Rice-Ramsperger-Kassel-Marcus Theoretical Prediction of Rate Constants, J. Phys. Chem. A., 115(5), 602-611, 2011.
12. Commane, R., Floquet, C. F. A., Ingham, T., Stone, D., Evans, M. J., and Heard, D. E.: Observations of OH and HO2 radicals over West Africa, Atmos. Chem. Phys., 10, 8783-8801, doi:10.5194/acp-10-8783-2010, 2010.
13. da Silva, G.: Hydroxyl radical regeneration in the photochemical oxidation of glyoxal: kinetics and mechanism of the HC(O)CO + O2 reaction, Phys. Chem. Chem. Phys., 12, 6698-6705, 2010a.
14. da Silva, G.: Oxidation of Carboxylic Acids Regenerates Hydroxyl Radicals in the Unpolluted and Nighttime Troposphere, J. Phys. Chem. A., 114, 6861-6869, 2010b.
15. da Silva, G.: Kinetics and Mechanism of the Glyoxal + HO2 Reaction: Conversion of HO2 to OH by Carbonyls, J. Phys. Chem. A., 115, 291-297, 2011.
16. da Silva, G., Graham, C., and Wang, Z. F.: Unimolecular β-Hydroperoxy Radical Decomposition with OH Recycling in the Photochemical Oxidation of Isoprene, Environ. Sci. Technol., 44, 250-256, 2010.
17. Dillon, T. J. and Crowley, J. N.: Direct detection of OH formation in the reactions of HO2 with CH3C(O)O2 and other substituted peroxy radicals, Atmos. Chem. Phys., 8, 4877-4889, doi:10.5194/acp-8-4877-2008, 2008.
18. Edwards, G. D. and Monks, P. S.: Performance of a single-monochromator diode array spectroradiometer for the determination of actinic flux and atmospheric photolysis frequencies, J. Geophys. Res., 108(D16), 8546, doi:10.1029/2002JD002844, 2003.
19. Edwards, P. M., Whalley, L. K., Furneaux, K. L., Stone, D., God-dard, A., Ingham, T., Hopkins, J., Jones, C., Lee, J. D., Lewis, A. C., Moller, S., Robinson, N., Evans, M. J., and Heard, D. E.: OH reactivity in a South East Asian Tropical rainforest, Atmos. Chem. Phys. Discuss., in preparation, 2011.
20. Ehhalt, D. H. and Rohrer, F.: The tropospheric cycle of H2: a critical review, Tellus, 61B, 500-535, 2009.
21. Emmerson, K. M. and Evans, M. J.: Comparison of tropospheric gas-phase chemistry schemes for use within global models, At-mos. Chem. Phys., 9, 1831-1845, doi:10.5194/acp-9-1831-2009, 2009.
22. Fuchs, H., Bohn, B., Hofzumahaus, A., Holland, F., Lu, K. D., Nehr, S., Rohrer, F., and Wahner, A.: Detection of HO2 by laser-induced fluorescence: calibration and interferences from RO2 radicals, Atmos. Meas. Tech., 4, 1209-1225, doi:10.5194/amt-4-1209-2011, 2011.
23. Gerbig, C., Schmitgen, S., Kley, D., Volz-Thomas, A., Dewey, K., and Haaks, D.: An improved fast-response vacuum UV resonance fluorescence CO instrument, J. Geophys. Res. Atmos., 104, 1699-1704, 1999. (Pubitemid 29250688)
24. GLOBALVIEW-CH4, 2009: Cooperative Atmospheric Data Integration Project-Methane. CD-ROM, NOAA ESRL, Boulder, Colorado, also available on Internet via anonymous FTP to ftp://ftp.cmdl.noaa.gov, path: ccg/CH4/GLOBALVIEW, 2009, access: 26 January 2011.
25. Hard, T. M., O'Brien, R. J., Chan, C. Y., and Mehrabzadeh, A. A.: Tropospheric Free-Radical Determination by FAGE, Environ. Sci. Technol., 18, 768-777, 1984.
26. Hasson, A. S., Tyndall, G. S., and Orlando, J. J.: A product yield study of the reaction of HO2 radicals with ethyl peroxy (C2H5O2), acetyl peroxy (CH3C(O)O2), and acetonyl peroxy (CH3C(O)CH2O2) radicals, J. Phys. Chem. A, 108, 5979-5989, 2004.
27. Heard, D. E. and Pilling, M. J.: Measurement of OH and HO2 in the troposphere, Chem. Reviews, 103, 5163-5198, 2003.
28. Hewitt, C. N., Lee, J. D., MacKenzie, A. R., Barkley, M. P., Carslaw, N., Carver, G. D., Chappell, N. A., Coe, H., Collier, C., Commane, R., Davies, F., Davison, B., DiCarlo, P., Di Marco, C. F., Dorsey, J. R., Edwards, P. M., Evans, M. J., Fowler, D., Furneaux, K. L., Gallagher, M., Guenther, A., Heard, D. E., Helfter, C., Hopkins, J., Ingham, T., Irwin, M., Jones, C., Karunaharan, A., Langford, B., Lewis, A. C., Lim, S. F., MacDonald, S. M., Mahajan, A. S., Malpass, S., McFiggans, G., Mills, G., Misztal, P., Moller, S., Monks, P. S., Nemitz, E., Nicolas-Perea, V., Oetjen, H., Oram, D. E., Palmer, P. I., Phillips, G. J., Pike, R., Plane, J. M. C., Pugh, T., Pyle, J. A., Reeves, C. E., Robinson, N. H., Stewart, D., Stone, D., Whalley, L. K., and Yin, X.: Overview: oxidant and particle photochemical processes above a south-east Asian tropical rainforest (the OP3 project): introduction, rationale, location characteristics and tools, Atmos. Chem. Phys., 10, 169-199, doi:10.5194/acp-10-169-2010, 2010.
29. Hofzumahaus, A., Rohrer, F., Lu, K., Bohn, B., Brauers, T., Chang, C. C., Fuchs, H., Holland, F., Kita, K., Kondo, Y., Li, X., Lou, S., Shao, M., Zeng, L., Wahner, A., and Zhang, Y.: Amplified trace gas removal in the troposphere, Science, 324, 1702-1704, 2009.
30. Hopkins, J. R., Lewis, A. C., and Read, K. A.: A two-column method for long-term monitoring of non-methane hydrocarbons (NMHCs) and oxygenated volatile organic compounds (oVOCs), J. Environ. Monit., 5, 8-13, 2003. (Pubitemid 36223162)
31. Hopkins, J. R., Evans, M. J., Lee, J. D., Lewis, A. C., H Marsham, J., McQuaid, J. B., Parker, D. J., Stewart, D. J., Reeves, C. E., and Purvis, R. M.: Direct estimates of emissions from the megacity of Lagos, Atmos. Chem. Phys., 9, 8471-8477, doi:10.5194/acp-9-8471-2009, 2009.
32. Jaegle, L., Jacob, D. J., Brune, W. H., Faloona, I., Tan, D., Heikes, B. G., Kondo, Y., Sachse, G. W., Anderson, B., Gregory, G. L., Singh, H. B., Pueschel, R., Ferry, G., Blake, D. R., and Shet-ter, R. E.: Photochemistry of HOx in the uppoer troposphere at northern midlatitudes, J. Geophys. Res., 105(D3), 3877-3892, 2000.
33. Jenkin, M. E., Saunders, S. M., Wagner, V., and Pilling, M. J.: Protocol for the development of the Master Chemical Mechanism, MCM v3 (Part B): tropospheric degradation of aromatic volatile organic compounds, Atmos. Chem. Phys., 3, 181-193, doi:10.5194/acp-3-181-2003, 2003.
34. Jenkin, M. E., Hurley, M. D., and Wallington, T. J.: Investigation of the radical product channel of the CH3C(O)O2+HO2 reaction in the gas phase, Phys. Chem. Chem. Phys., 9, 3149-3162, 2007.
35. Jenkin, M. E., Hurley, M. D., and Wallington, T. J.: Investigation of the radical product channel of the CH3C(O)CH2O2+HO2 reaction in the gas phase, Phys. Chem. Chem. Phys., 10, 4274-4280, 2008.
36. Jenkin, M. E., Hurley, M. D., and Wallington, T. J.: Investigation of the Radical Product Channel of the CH3OCH2O2 + HO2 Reaction in the Gas Phase, J. Phys. Chem. A., 114, 408-416, 2010.
37. Jones, C. E., Hopkins, J. R., and Lewis, A. C.: In situ measurements of isoprene and monoterpenes within a South-East Asian tropical rainforest, Atmos. Chem. Phys. Discuss., 11, 1189-1218, doi:10.5194/acpd-11-1189-2011, 2011.
38. Kolmorogov, A.: Sulla determinazione empirica di una legge di dis-tribuzione, G. Inst. Ital. Attuari, 4, 83, 1933.
39. Kruskal, W. H. and Wallis, W. A.: Use of ranks in one-criterion variance analysis, J. Am. Stat. Assoc., 47(260), 583-621, 1952.
40. Kubistin, D., Harder, H., Martinez, M., Rudolf, M., Sander, R., Bozem, H., Eerdekens, G., Fischer, H., Gurk, C., Klpfel, T., Knigstedt, R., Parchatka, U., Schiller, C. L., Stickler, A., Taraborrelli, D., Williams, J., and Lelieveld, J.: Hydroxyl radicals in the tropical troposphere over the Suriname rainforest: comparison of measurements with the box model MECCA, At-mos. Chem. Phys., 10, 9705-9728, doi:10.5194/acp-10-9705-2010, 2010.
41. Le Crane, J. P., Rayez, M. T., Rayez, J. C., and Villenave, E.: A reinvestigation of the kinetics and the mechanism of the CH3C(O)O2+HO2 reaction using both experimental and theoretical approaches, Phys. Chem. Chem. Phys., 8, 2163-2171, 2006.
42. Lelieveld, J., Butler, T. M., Crowley, J. N., Dillon, T. J., Fischer, H., Ganzeveld, L., Harder, H., Lawrence, M. G., Martinez, M., Taraborrelli, D., and Williams, J.: Atmospheric oxidation capacity sustained by a tropical forest, Nature, 452, 737-740, 2008. (Pubitemid 351521085)
43. Mahajan, A. S., Oetjen, H., Saiz-Lopez, A., Lee, J. D., McFig-gans, G. B., and Plane, J. M. C.: Reactive iodine species in a semi-polluted environment, Geophys. Res. Lett., 36, L16803, doi:10.1029/2009GL038018, 2009.
44. Mao, J., Ren, X., Brune, W. H., Olson, J. R., Crawford, J. H., Fried, A., Huey, L. G., Cohen, R. C., Heikes, B., Singh, H. B., Blake, D. R., Sachse, G. W., Diskin, G. S., Hall, S. R., and Shetter, R. E.: Airborne measurement of OH reactivity during INTEX-B, Atmos. Chem. Phys., 9, 163-173, doi:10.5194/acp-9- 163-2009, 2009.
45. Martinez, M., Harder, H., Kubistin, D., Rudolf, M., Bozem, H., Eerdekens, G., Fischer, H., Klüpfel, T., Gurk, C., Königstedt, R., Parchatka, U., Schiller, C. L., Stickler, A., Williams, J., and Lelieveld, J.: Hydroxyl radicals in the tropical troposphere over the Suriname rainforest: airborne measurements, Atmos. Chem. Phys., 10, 3759-3773, doi:10.5194/acp-10-3759-2010, 2010.
46. Monks, P. S.: Gas-phase radical chemistry in the troposphere, Chem. Soc. Rev., 34(5), 376-395, 2005. (Pubitemid 40720484)
47. Murphy, J. G., Oram, D. E., and Reeves, C. E.: Measurements of volatile organic compounds over West Africa, Atmos. Chem. Phys., 10, 5281-5294, doi:10.5194/acp-10-5281-2010, 2010.
48. Nguyen, T. L., Vereecken, L., and Peeters, J.: HOx Regeneration in the Oxidation of Isoprene III: Theoretical Study of the key Iso-merisation of the Z-δ-hydroxy-peroxy Isoprene Radicals, Chem. Phys. Chem., 11, 3996-4001, 2010
49. Novelli, P. C., Lang, P. M., Masarie, K. A., Hurst, D. F., Myers, R., and Elkins, J. W.: Molecular hydrogen in the troposphere: Global distribution and budget, J. Geophys. Res., 104(D23), 30427-30444, 1999.
50. Olson, J. R., Crawford, J. H., Chen, G., Fried, A., Evans, M. J., Jordan, C. E., Sandholm, S. T., Davis, D. D., Anderson, B. E., Avery, M. A., Barrick, J. D., Blake, D. R., Brune, W. H., Eisele, F. L., Flocke, F., Harder, H., Jacob, D. J., Kondo, Y., Lefer, B. L., Martinez, M., Mauldin, R. L., Sachse, G. W., Shet-ter, R. E., Singh, H. N., Talbot, R. W., and Tan, D.: Testing fast photochemical theory during TRACE-P based on measurements of OH, HO2 and CH2O, J. Geophys. Res., 109, D15S10, doi:10.1029/2003JD004278, 2004. (Pubitemid 39408323)
51. Olson, J. R., Crawford, J. H., Chen, G., Brune, W. H., Faloona, I. C., Tan, D., Harder, H., and Martinez, M.: A reevaluation of airborne HOx observations from NASA field campaigns, J. Geo-phys. Res., 111, D10301, doi:10.1029/2005JD006617, 2006. (Pubitemid 44043251)
52. Paulot, F., Crounse, J. D., Kjaergaard, H. G., Kurten, A., St. Clair, J. M., Seinfeld, J. H., and Wennberg, P. O.: Unexpected Epoxide Formation in the Gas-Phase Photooxidation of Isoprene, Science, 325, 730-733, 2009.
53. Peeters, J. and Muller, J.-F.: HOx radical regeneration in isoprene oxidation via peroxy radical isomerisations. II: experimental evidence and global impact, Phys. Chem. Chem. Phys., 12, 14227-14235, 2010.
54. Peeters, J., Nguyen, T. L., and Vereecken, L.: HOx radical regeneration in the oxidation of isoprene, Phys. Chem. Chem. Phys., 11(28), 5935-5939, 2009.
55. Pugh, T. A. M., MacKenzie, A. R., Hewitt, C. N., Langford, B., Edwards, P. M., Furneaux, K. L., Heard, D. E., Hopkins, J. R., Jones, C. E., Karunaharan, A., Lee, J., Mills, G., Misztal, P., Moller, S., Monks, P. S., and Whalley, L. K.: Simulating atmospheric composition over a South-East Asian tropical rainforest: performance of a chemistry box model, Atmos. Chem. Phys., 10, 279-298, doi:10.5194/acp-10-279-2010, 2010.
56. Ren, X., Harder, H., Martinez, M., Faloona, I. C., Tan, D., Lesher, R. L., Di Carlo, P., Simpas, J. B., and Brune, W. H.: Interference Testing for Atmospheric HOx Measurements by Laser-induced Fluorescence, J. Atmos. Chem., 47, 169-190, 2004. (Pubitemid 38477010)
57. Ren, R., Olson, J. R., Crawford, J. H., Brune, W. H., Mao, J., Long, R. B., Chen, Z., Chen, G., Avery, M. A., Sachse, G. W., Barrick, J. D., Diskin, G. S., Huey, L. G., Fried, A., Cohen, R. C., Heikes, B., Wennberg, P. O., Singh, H. B., Blake, D. R., and Shetter, R. E.: HOx chemistry during INTEX-A 2004: Observation, model calculation, and comparison with previous studies, J. Geophys. Res., 113, D05310, doi:10.1029/2007JD009166, 2008.
58. Saunders, S. M., Jenkin, M. E., Derwent, R. G., and Pilling, M. J.: Protocol for the development of the Master Chemical Mechanism, MCM v3 (Part A): tropospheric degradation of non-aromatic volatile organic compounds, Atmos. Chem. Phys., 3, 161-180, doi:10.5194/acp-3-161-2003, 2003.
59. Smirnov, N. V.: Tables for estimating the goodness of fit of empirical distributions, Ann. Math. Stat., 19, 279, 1948.
60. Stavrakou, T., Peeters, J., and Müller, J.-F.: Improved global modelling of HOx recycling in isoprene oxidation: evaluation against the GABRIEL and INTEX-A aircraft campaign measurements, Atmos. Chem. Phys., 10, 9863-9878, doi:10.5194/acp-10-9863-2010, 2010.
61. Stephens, M. A.: EDF Statistics for Goodnes of Fit and Some Comparisons, J. Am. Soc. Stat. Assoc., 69(347), 730-737, 1974.
62. Stewart, D. J., Taylor, C. M., Reeves, C. E., and McQuaid, J. B.: Biogenic nitrogen oxide emissions from soils: impact on NOx and ozone over west Africa during AMMA (African Monsoon Multidisciplinary Analysis): observational study, Atmos. Chem. Phys., 8, 2285-2297, doi:10.5194/acp-8-2285-2008, 2008.
63. Stone, D., Evans, M. J., Commane, R., Ingham, T., Floquet, C. F. A., McQuaid, J. B., Brookes, D. M., Monks, P. S., Purvis, R., Hamilton, J. F., Hopkins, J., Lee, J., Lewis, A. C., Stewart, D., Murphy, J. G., Mills, G., Oram, D., Reeves, C. E., and Heard, D. E.: HOx observations over West Africa during AMMA: impact of isoprene and NOx, Atmos. Chem. Phys., 10, 9415-9429, doi:10.5194/acp-10-9415-2010, 2010.
64. Tan, D., Faloona, I., Simpas, J. B., Brune, W., Olson, J., Crawford, J., Avery, M., Sachse, G., Vay, S., Sandholm, S., Guan, H. W., Vaughn, T., Mastromarino, J., Heikes, B., Snow, J., Podolske, J., and Singh, H.: OH and HO2 in the tropical Pacific: Results from PEM-Tropics B, J. Geophys. Res., 106, 32667-32681, 2001.
65. Thornton, J. A., Wooldridge, P. J., Cohen, R. C., Martinez, M., Harder, H., Brune, W. H., Williams, E. J., Roberts, J. M., Fehsen-feld, F. C., Hall, S. R., Shetter, R. E., Wert, B. P., and Fried, A.: Ozone production rates as a function of NOx abundances and HOx production rates in the Nashville urban plume, J. Geophys. Res., 107, D124146, doi:10.1029/2001JD000932, 2002.
66. Veyret, B., Lesclaux, R., Rayez, M.-T., Rayez, J.-C., Cox, R. A., and Moortgat, G. K.: Kinetics and Mechanism of the Photoox-idation of Formaldehyde. 1. Flash Photolysis Study, J. Phys. Chem., 93, 2368-2374, 1989.
67. Whalley, L. K., Furneaux, K. L., Goddard, A., Lee, J. D., Maha-jan, A., Oetjen, H., Read, K. A., Kaaden, N., Carpenter, L. J., Lewis, A. C., Plane, J. M. C., Saltzman, E. S., Wiedensohler, A., and Heard, D. E.: The chemistry of OH and HO2 radicals in the boundary layer over the tropical Atlantic Ocean, Atmos. Chem. Phys., 10, 1555-1576, doi:10.5194/acp-10-1555-2010, 2010.
68. Whalley, L. K., Edwards, P. M., Furneaux, K. L., Goddard, A., Ingham, T., Evans, M. J., Stone, D., Hopkins, J. R., Jones, C. E., Karunaharan, A., Lee, J. D., Lewis, A. C., Monks, P. S., Moller, S. J., and Heard, D. E.: Quantifying the magnitude of a missing hydroxyl radical source in a tropical rainforest, At-mos. Chem. Phys. Discuss., 11, 5785-5809, doi:10.5194/acpd-11-5785-2011, 2011.
69. Wolfe, G. M., Thornton, J. A., Bouvier-Brown, N. C., Goldstein, A. H., Park, J.-H., McKay, M., Matross, D. M., Mao, J., Brune, W. H., LaFranchi, B. W., Browne, E. C., Min, K.-E., Wooldridge, P. J., Cohen, R. C., Crounse, J. D., Faloona, I. C., Gilman, J. B., Kuster, W. C., de Gouw, J. A., Huisman, A., and Keutsch, F. N.: The Chemistry of Atmosphere-Forest Exchange (CAFE) Model-Part 2: Application to BEARPEX-2007 observations, Atmos. Chem. Phys., 11, 1269-1294, doi:10.5194/acp-11-1269-2011, 2011.