Fangqun Yu

Fangqun Yu

Senior Research Faculty
Atmospheric Sciences Research Center


ETEC 333

PhD, Atmospheric Sciences, University of California at Los Angeles, 1998

MS, Atmospheric Sciences, University of California at Los Angeles, 1996    

MS, Atmospheric Physics, Institute of Atmospheric Physics, China, 1994    

BS, Atmospheric Sciences, Peking University, China, 1991    

Fangqun Yu
Research Interests
  • Formation and growth of particles in the atmosphere
  • Air quality and size-resolved particle microphysics
  • Modeling and comparison with observations
  • Aerosol-cloud-precipitation interactions and extreme weather 
  • Aerosol direct/indirect radiative forcing and climate change 
  • Health effects of ultrafine particles and co-pollutants



See an updated list.

132. Ma, X., H. Jia, R. Tian, F. Yu, and J. Li, Mixing state of black carbon and its impact on optical properties and radiative forcing over East Asia, Atmos. Chem. Phys. Discuss., Submitted, 2020.

131. Luo, G., Yu, F., and Moch, J. M.: Further improvement of wet process treatments in GEOS-Chem v12.6.0: Impact on global distributions of aerosol precursors and aerosols, Geosci. Model Dev. Discuss.,, in review, 2020.

130. Yu, F., Nadykto, A., Luo, G., and Herb, J.: H2SO4-H2O binary and H2SO4-H2O-NH3 ternary homogeneous and ion-mediated nucleation: Lookup tables for 3-D modeling application, Geosci. Model Dev., submitted, 2019.

129. Travis, K. R., Heald, C. L., Allen, H. M., Apel, E. C., Arnold, S. R., Blake, D. R., Brune, W. H., Chen, X., Commane, R., Crounse, J. D., Daube, B. C., Diskin, G. S., Elkins, J. W., Evans, M. J., Hall, S. R., Hintsa, E. J., Hornbrook, R. S., Kasibhatla, P. S., Kim, M. J., Luo, G., McKain, K., Millet, D. B., Moore, F. L., Peischl, J., Ryerson, T. B., Sherwen, T., Thames, A. B., Ullmann, K., Wang, X., Wennberg, P. O., Wolfe, G. M., and Yu, F.: Constraining remote oxidation capacity with ATom observations, Atmos. Chem. Phys. Discuss.,, in review, 2020.

128. Yu, F., Luo, G., Nair, A., Schwab, J. J., Sherman, J. P., and Zhang, Y.: Wintertime New Particle Formation and Its Contribution to Cloud Condensation Nuclei in the Northeastern United States, Atmos. Chem. Phys. Discuss.,, in review, 2019.

127. Zhao, X., Liu, Y., Yu, F., Heidinger, A. K., and K. Saha, Climatology Perspective of Sensitive Regimes and Active Regions of Aerosol Indirect Effect for Cirrus Clouds over the Global Oceans, Remote Sens. 2019, submitted.

126. Jia, H., X. Ma, F. Yu, Y. Liu, and Y. Yin, Distinct Impacts of Increased Aerosols on Cloud Droplet Number Concentration of Stratus/Stratocumulus and Cumulus, Geophys. Res. Lett., 46, 13,517-13,525., 2019.

125. Williamson, C. J., A. Kupc, D. Axisa, K. R. Bilsback, T. Bui, P. Campuzano-Jost, M. Dollner, K. D. Froyd, A. L. Hodshire, J. L. Jimenez, J. K. Kodros, G. Luo, D. M. Murphy, B. A. Nault, E. A. Ray, B. Weinzierl, J. C. Wilson, F. Yu, P. Yu, J. R. Pierce, C. A. Brock, A Large Source of Cloud Condensation Nuclei from New Particle Formation in the Tropics, Nature, 574, 399-403, 2019.

124. Prenni, A.J., J.L. Hand, W.C. Malm, S. Copeland, G. Luo, F. Yu, N. Taylor, L. Russell, and B.A. Schichtel, An examination of the algorithm for estimating light extinction from IMPROVE particle speciation data, Atmos. Environ.,214, 116880,, 2019.

123. Zhang, Y., G. Luo, and F. Yu, Seasonal variations and long-term trend of dust particle number concentration over the Northeastern United States, Journal of Geophysical Research: Atmospheres, 124,13,140-13,155., 2019.

122. Luo, G., Yu, F., and Schwab, J.: Revised treatment of wet scavenging processes dramatically improves GEOS-Chem 12.0.0 simulations of surface nitric acid, nitrate, and ammonium over the United States, Geosci. Model Dev., 12, 3439-3447,, 2019.

121. Yu, F., Aerosol formation assumptions reassessed Nature, News and Views, 565, 574-575, 2019.

120. Zhu, J., J. E. Penner, F. Yu, S. Sillman, M. O. Andreae & H. Coe, Decrease in radiative forcing by organic aerosol nucleation, climate, and land use change, Nature Communications, 10:423,, 2019.

119. Gaudet, L. C., K. J. Sulia, F. Yu, and G. Luo, Sensitivity of Lake-Effect Cloud Microphysical Processes to Ice Crystal Habit and Nucleation during OWLeS IOP4, J. of Climate, 76, 3411-3434,, 2019.

118. Tian, R., X. Ma, H. Jia, F. Yu, T. Sha, Y. Zan, Aerosol radiative effects on tropospheric photochemistry with GEOS-Chem simulations, Atmospheric Environment 208, 82-94, 2019.

117. Fanourgakis, G. S., Kanakidou, M., Nenes, A., Bauer, S. E., Bergman, T., Carslaw, K. S., Grini, A., Hamilton, D. S., Johnson, J. S., Karydis, V. A., Kirkevag, A., Kodros, J. K., Lohmann, U., Luo, G., Makkonen, R., Matsui, H., Neubauer, D., Pierce, J. R., Schmale, J., Stier, P., Tsigaridis, K., van Noije, T., Wang, H., Watson-Parris, D., Westervelt, D. M., Yang, Y., Yoshioka, M., Daskalakis, N., Decesari, S., Gysel Beer, M., Kalivitis, N., Liu, X., Mahowald, N. M., Myriokefalitakis, S., Schrodner, R., Sfakianaki, M., Tsimpidi, A. P., Wu, M., and Yu, F.: Evaluation of global simulations of aerosol particle number and cloud condensation nuclei, and implications for cloud droplet formation, Atmos. Chem. Phys., 19, 8591-8617,, 2019.

116. Nair, A., Yu, F., and G. Luo, Spatio-seasonal Variations of Atmospheric Ammonia over the United States: Comprehensive Model-Observation Comparison, Journal of Geophysical Research: Atmospheres, 124, 6571-6582., 2019.

115. Yu, F., Nadykto, A. B., Herb, J., Luo, G., Nazarenko, K. M., and Uvarova, L. A.: H2SO4-H2O-NH3 ternary ion-mediated nucleation (TIMN): Kinetic-based model and comparison with CLOUD measurements, Atmos. Chem. Phys.,18, 17451-17474,, 2018.

114. Ma, X., H. Jia, F. Yu, and J. Quaas, Opposite Aerosol-Cloud Correlations over major Industrial Regions and their Adjacent Oceans, Geophys. Res. Lett., 45, 5771-5778, 2018GL077562, 2018.

113. Mao, J., Yu, F., Zhang, Y., An, J., Wang, L., Zheng, J., Yao, L., Luo, G., Ma, W., Yu, Q., Huang, C., Li, L., and Chen, L.: High resolution modeling of gaseous methylamines over a polluted region in China: Source-dependent emissions and implications to spatial variations, Atmos. Chem. Phys.,, 2018.

112. Yu, F., A. Nair, and G. Luo, Long term trend of gaseous ammonia in US: Modeling and comparison with observations, Journal of Geophysical Research: Atmospheres, 123, 8315-8325, 2018.

111. Nadykto, A., J. Herb, F. Yu, and K. Nazarenko, Clustering of highly oxidized organic acid with atmospheric NO3− and HSO4− ions and neutral species, Chemical Physics Letters, 706, 175-181, 2018.

110. Herb, J., A. Nadykto, A., K. Nazarenko, N. Korobov, and F. Yu, Clustering of sulfuric acid, bisulfate ion and organonitrate C10H15O10N: Thermodynamics and atmospheric implications, Computational and Theoretical Chemistry, 1133, 40-46, 2018.

109. Zhao, X., Liu, Y., Yu, F. & Heidinger, A. K., Using Long-term Satellite Observations to Identify Sensitive Regimes and Active Regions of Aerosol Indirect Effects for Liquid Clouds over Global Oceans. Journal of Geophysical Research: Atmospheres, 122., 2017.

108. Sand, M., Samset, B. H., Balkanski, Y., Bauer, S., Bellouin, N., Berntsen, T. K., Bian, H., Chin, M., Diehl, T., Easter, R., Ghan, S. J., Iversen, T., Kirkevåg, A., Lamarque, J.-F., Lin, G., Liu, X., Luo, G., Myhre, G., Noije, T. V., Penner, J. E., Schulz, M., Seland, Ø., Skeie, R. B., Stier, P., Takemura, T., Tsigaridis, K., Yu, F., Zhang, K., and Zhang, H.: Aerosols at the poles: an AeroCom Phase II multi-model evaluation, Atmos. Chem. Phys., 17, 12197-12218,, 2017.

107. Chen, X.; Z. Wang; F. Yu; Z. Pan; J. Li; B. Ge; Z. Wang; M. Hu; W. Yang; H. Chen, Estimation of atmospheric aging time of black carbon particles in the polluted atmosphere over central-eastern China using microphysical process analysis in regional chemical transport model, Atmospheric Environment, 163, 44-56, 2017.

106. Yu, F., Luo, G., Nadykto, A. B., and Herb, J.: Impact of temperature dependence on the possible contribution of organics to new particle formation in the atmosphere, Atmos. Chem. Phys., 17, 4997-5005,, 2017.

105. Ma, X., J. Wang, F. Yu, H. Jia, and Y. Hu, Can MODIS AOD be employed to derive PM2.5 in Beijing-Tianjin-Hebei over China? Atmos. Res., 181, 250-256, doi:10.1016/j.atmosres.2016.06.018, 2016.

104. Lee, S.H.,J. Uin, A. B. Guenther, J. A. de Gouw, F. Yu, A. B. Nadykto, J. Herb, N. L. Ng, A. Koss, W. H. Brune, K. Baumann, V. P. Kanawade, F. N. Keutsch, A. Nenes, K. Olsen, A. Goldstein and Q. Ouyang, Isoprene suppression of new particle formation: Potential mechanisms and implications, J. Geophys. Res. Atmos., 121, 14,621-14,614,635, doi:10.1002/2016JD024844, 2016.

103. Yu,F., G. Luo, and A. G. Hallar, Vertical profiles and seasonal variations of key parameters controlling particle formation and growth at Storm Peak Laboratory, Aerosol and Air Quality Research, 16, 900-908, doi: 10.4209/aaqr.2015.05.0368, 2016.

102. Hallar, A. G., R. Petersen, I. B. McCubbin, D. Lowenthal, S.H. Lee, E. Andrews, and F. Yu, Climatology of New Particle Formation and Corresponding Precursors at Storm Peak Laboratory, Aerosol and Air Quality Research, 16, 816-826, doi: 10.4209/aaqr.2015.05.0341, 2016.

101. Yu, F., Luo, G., Pryor, S. C., Pillai, P. R., Lee, S. H., Ortega, J., Schwab, J. J., Hallar, A. G., Leaitch, W. R., Aneja, V. P., Smith, J. N., Walker, J. T., Hogrefe, O., and Demerjian, K. L.: Spring and summer contrast in new particle formation over nine forest areas in North America, Atmos. Chem. Phys., 15, 13993-14003, doi:10.5194/acp-15-13993-2015, 2015.

100. Nadykto, A.B., Herb, J., Yu, F., Xu, Y., Nazarenko, E.S: Estimating the Lower Limit of the Impact of Amines on Nucleation in the Earth's Atmosphere, Entropy, 17, 2764-2780, 2015.

99. Ma, X., and F. Yu, Seasonal and spatial variations of global aerosol optical depth: Multi-year modeling and comparisons with multiple-platform observations, Tellus B, 67, 25115, doi:10.3402/tellusb.v67.25115, 2015.

98. Nadykto, A.B., Herb, J., Yu, F., Nazarenko, E.S, Xu, Y.: Reply to the 'Comment on "Enhancement in the production of nucleating clusters due to dimethylamine and large uncertainties in the thermochemistry of amine-enhanced nucleation" ' by Kupiainen-Maatta et al., Chemical Physics Letters, 624, 111-118, doi:10.1016/j.cplett.2015.01.028, 2015.

97. Yu, F., and G. Hallar, Difference in particle formation at a mountain-top location during the spring and summer: Implications for the role of sulfuric acid and organics in nucleation, J. Geophys. Res., 119, 12,246-12,255, DOI: 10.1002/2014JD022136, 2014.

96. Yu, F. and Luo, G.: Modeling of gaseous methylamines in the global atmosphere: impacts of oxidation and aerosol uptake, Atmos. Chem. Phys., 14, 12455-12464, doi:10.5194/acp-14-12455-2014, 2014.

95. Ma, X., F. Yu, and J. Quaas, Reassessment of satellite-based estimate of aerosol climate forcing, J. Geophys. Res. Atmos., 119, 10,394-10,409, doi:10.1002/2014JD021670, 2014.

94. Yu, F., and G. Luo, Effect of solar variations on particle formation and cloud condensation nuclei, Environ. Res. Lett., 9, 045004, doi:10.1088/1748-9326/9/4/045004, 2014.

93. Chen, X., Z. Wang, J. Li, and F. Yu, Development of a Regional Chemical Transport Model with Size-Resolved Aerosol Microphysics and Its Application on Aerosol Number Concentration Simulation over China, SOLA, 10, 83-87, doi:10.2151/sola.2014-017, 2014.

92. Nadykto, A. B., J. Herb, F. Yu, and Y. Xu, Enhancement in the production of nucleating clusters due to dimethylamine and large uncertainties in the thermochemistry of amine-enhanced nucleation, Chemical Physics Letters, 609, 42-49, 10.1016/j.cplett.2014.03.036, 2014.

91. Tsigaridis, K., Daskalakis, N., Kanakidou, M., Adams, P. J., Artaxo, P., Bahadur, R., Balkanski, Y., Bauer, S. E., Bellouin, N., Benedetti, A., Bergman, T., Berntsen, T. K., Beukes, J. P., Bian, H., Carslaw, K. S., Chin, M., Curci, G., Diehl, T., Easter, R. C., Ghan, S. J., Gong, S. L., Hodzic, A., Hoyle, C. R., Iversen, T., Jathar, S., Jimenez, J. L., Kaiser, J. W., Kirkevag, A., Koch, D., Kokkola, H., Lee, Y. H, Lin, G., Liu, X., Luo, G., Ma, X., Mann, G. W., Mihalopoulos, N., Morcrette, J.-J., Muller, J.-F., Myhre, G., Myriokefalitakis, S., Ng, N. L., O'Donnell, D., Penner, J. E., Pozzoli, L., Pringle, K. J., Russell, L. M., Schulz, M., Sciare, J., Seland, O., Shindell, D. T., Sillman, S., Skeie, R. B., Spracklen, D., Stavrakou, T., Steenrod, S. D., Takemura, T., Tiitta, P., Tilmes, S., Tost, H., van Noije, T., van Zyl, P. G., von Salzen, K., Yu, F., Wang, Z., Wang, Z., Zaveri, R. A., Zhang, H., Zhang, K., Zhang, Q., and Zhang, X.: The AeroCom evaluation and intercomparison of organic aerosol in global models, Atmos. Chem. Phys., 14, 10845-10895, doi:10.5194/acp-14-10845-2014, 2014.

90. Moniruzzaman, C. G., and F. Yu, Modeling soot size distribution evolution and pollutant formation inside diesel engine using a 0D multi-zone gas parcel model with detailed chemistry and soot microphysics, SAE Paper 2014-01-1603, 2014.

89. Ma, X., and F. Yu, Seasonal variability of aerosol vertical profiles over east US and west Europe: GEOS-Chem/APM simulation and comparison with CALIPSO observations, Atmospheric Research, Volumes 140-141, 28-37, 2014.

88. Mann, G. W., Carslaw, K. S., Reddington, C. L., Pringle, K. J., Schulz, M., Asmi, A., Spracklen, D. V., Ridley, D. A., Woodhouse, M. T., Lee, L. A., Zhang, K., Ghan, S. J., Easter, R. C., Liu, X., Stier, P., Lee, Y. H., Adams, P. J., Tost, H., Lelieveld, J., Bauer, S. E., Tsigaridis, K., van Noije, T. P. C., Strunk, A., Vignati, E., Bellouin, N., Dalvi, M., Johnson, C. E., Bergman, T., Kokkola, H., von Salzen, K., Yu, F., Luo, G., Petzold, A., Heintzenberg, J., Clarke, A., Ogren, J. A., Gras, J., Baltensperger, U., Kaminski, U., Jennings, S. G., O'Dowd, C. D., Harrison, R. M., Beddows, D. C. S., Kulmala, M., Viisanen, Y., Ulevicius, V., Mihalopoulos, N., Zdimal, V., Fiebig, M., Hansson, H.-C., Swietlicki, E., and Henzing, J. S.: Intercomparison and evaluation of global aerosol microphysical properties among AeroCom models of a range of complexity, Atmos. Chem. Phys., 14, 4679-4713, doi:10.5194/acp-14-4679-2014, 2014.

87. Yu, F., X. Ma, and G. Luo, Anthropogenic contribution to cloud condensation nuclei and the first aerosol indirect climate effect, Environ. Res. Lett. 8 024029 doi:10.1088/1748-9326/8/2/024029, 2013.

86. Stier, P., Schutgens, N. A. J., Bellouin, N., Bian, H., Boucher, O., Chin, M., Ghan, S., Huneeus, N., Kinne, S., Lin, G., Ma, X., Myhre, G., Penner, J. E., Randles, C. A., Samset, B., Schulz, M., Takemura, T., Yu, F., Yu, H., and Zhou, C.: Host model uncertainties in aerosol radiative forcing estimates: results from the AeroCom Prescribed intercomparison study, Atmos. Chem. Phys., 13, 3245-3270, doi:10.5194/acp-13-3245-2013, 2013.

85. Ma, X., K. Bartlett, K. Harmon, and F. Yu: Comparison of AOD between CALIPSO and MODIS: significant differences over major dust and biomass burning regions, Atmos. Meas. Tech.,6, 2391-2401, 2013.

84. Herb, J., Y. Xu, F. Yu, and A. B. Nadykto, Large Hydrogen-Bonded Pre-Nucleation (HSO4-)(H2SO4)m(H2O)k and (HSO4-)(NH3)(H2SO4)m(H2O)k Clusters in the Earth's Atmosphere, J. Phys. Chem., A, 117, 133-152, DOI: 10.1021/jp3088435, 2013.

83. Myhre, G., Samset, B. H., Schulz, M., Balkanski, Y., Bauer, S., Berntsen, T. K., Bian, H., Bellouin, N., Chin, M., Diehl, T., Easter, R. C., Feichter, J., Ghan, S. J., Hauglustaine, D., Iversen, T., Kinne, S., Kirkevag, A., Lamarque, J.-F., Lin, G., Liu, X., Lund, M. T., Luo, G., Ma, X., van Noije, T., Penner, J. E., Rasch, P. J., Ruiz, A., Seland, O., Skeie, R. B., Stier, P., Takemura, T., Tsigaridis, K., Wang, P., Wang, Z., Xu, L., Yu, H., Yu, F., Yoon, J.-H., Zhang, K., Zhang, H., and Zhou, C.: Radiative forcing of the direct aerosol effect from AeroCom Phase II simulations, Atmos. Chem. Phys., 13, 1853-1877, doi:10.5194/acp-13-1853-2013, 2013.

82. Yu, F., Luo, G., Liu, X., Easter, R. C., Ma, X., and Ghan, S. J.: Indirect radiative forcing by ion-mediated nucleation of aerosol, Atmos. Chem. Phys., 12, 11451-11463, doi:10.5194/acp-12-11451-2012, 2012.

81. Zhang, Y., P. Karamchandani, T. Glotfelty, D. G. Streets, G. Grell, A. Nenes, F. Yu, and R. Bennartz, Development and initial application of the global-through-urban weather research and forecasting model with chemistry (GU-WRF/Chem), J. Geophys. Res., 117, D20206, doi:10.1029/2012JD017966, 2012.

80. Ma, X., and F. Yu, Effect of spectral-dependent surface albedo on Saharan dust direct radiative forcing, Geophys. Res. Lett., 39, L09808, doi:10.1029/2012GL051360, 2012.

79. Yu, F., G. Luo, and X. Ma, Regional and global modelling of aerosol optical properties with a size, composition, and mixing state resolved particle microphysics model, Atmos. Chem. Phys., 12, 5719-5736, doi:10.5194/acp-12-5719-2012, 2012.

78. Ma, X., F. Yu, and G. Luo, Aerosol direct radiative forcing based on GEOS-Chem/APM and uncertainties, Atmos. Chem. Phys., 12, 5563-5581, doi:10.5194/acp-12-5563-2012, 2012.

77. Yu, F., G. Luo , R. P. Turco , J. Ogren , R. Yantosca, Decreasing particle number concentrations in a warming atmosphere and implications, Atmos. Chem. Phys., 12, 2399-2408, doi:10.5194/acp-12-2399-2012, 2012.

76. Moniruzzaman, C. G., and F. Yu, A 0D aircraft engine emission model with detailed chemistry and soot microphysics, Combustion and Flame, doi:10.1016/j.combustflame.2011.11.006, 2011.

75. Herb., J., A. Nadykto, and F. Yu, Large Ternary Hydrogen-Bonded Pre-Nucleation Clusters in the Earth's Atmosphere, Chemical Physics Letters, 518, 7-14, 10.1016/j.cplett.2011.10.035, 2011.

74. Luo, G., and F. Yu, Simulation of particle formation and number concentration over the Eastern United States with the WRF-Chem + APM model, Atmos. Chem. Phys., 11, 11521-11533, doi:10.5194/acp-11-11521-2011, 2011.

73. Yu, F., and R. P. Turco, The size-dependent charge fraction of sub-3-nm particles as a key diagnostic of competitive nucleation mechanisms under atmospheric conditions, Atmos. Chem. Phys., 11, 9451-9463, doi:10.5194/acp-11-9451-2011, 2011.

72. English, J. M., O. B. Toon , M. J. Mills, and F. Yu: Microphysical simulations of new particle formation in the upper troposphere and lower stratosphere, Atmos. Chem. Phys., 11, 9303-9322, doi:10.5194/acp-11-9303-2011, 2011.

71. Fatima, H., H. C. Upadhyaya, S. N. Tripathi, O. P. Sharma and F. Yu, On radiative forcing of sulphate aerosol produced from ion-promoted nucleation mechanisms in an atmospheric global model, Meteorology and Atmospheric Physics, 112, 101-115, DOI: 10.1007/s00703-011-0138-8, 2011.

70. Luo, G., and F. Yu, Sensitivity of global cloud condensation nuclei concentrations to primary sulfate emissions parameterizations, Atmos. Chem. Phys., 11, 1949-1959, doi:10.5194/acp-11-1949-2011, 2011.

69. Yu, F., A secondary organic aerosol formation model considering successive oxidation aging and kinetic condensation of organic compounds: global scale implications, Atmos. Chem. Phys., 11, 1083-1099, doi:10.5194/acp-11-1083-2011, 2011.

68. Nadykto, A. B., F. Yu, M. Yakovleva, J. Herb, and Y. Xu, Amines in the Earth's Atmosphere: A DFT Study of the Thermochemistry of Pre-Nucleation Clusters, Entropy, 13, 554-569, 2011.

67. Yu, F., and G. Luo, Oceanic Dimethyl Sulfide Emission and New Particle Formation around the Coast of Antarctica: A Modeling Study of Seasonal Variations and Comparison with Measurements, Atmosphere, 1(1):34-50, 2010.

66. Yu, F., G. Luo , T. Bates , B. Anderson , A. Clarke , V. Kapustin , R. Yantosca , Y. Wang, S. Wu, Spatial distributions of particle number concentrations in the global troposphere: Simulations, observations, and implications for nucleation mechanisms, J. Geophys. Res., 115, D17205, doi:10.1029/2009JD013473, 2010.

65. Zhang, Y., P. H. McMurry, F. Yu, and M. Z. Jacobson, A Comparative Study of Homogeneous Nucleation Parameterizations, Part I. Examination and Evaluation of the Formulations, J. Geophys. Res., 115, D20212, doi:10.1029/2010JD014150, 2010.

64. Zhang, Y., P. Liu, X.-H. Liu, M. Z. Jacobson, P. H. McMurry, F. Yu, S. Yu, and K. L. Schere, A comparative study of nucleation parameterizations: 2. Three-dimensional model application and evaluation, J. Geophys. Res., 115, D20213, doi:10.1029/2010JD014151, 2010.

63. Yu, F., Diurnal and seasonal variations of ultrafine particle formation in anthropogenic SO2 plumes, Environmental Science & Technology, 44 (6), 2011-2015, DOI: 10.1021/es903228a, 2010.

62. Xu, Y., A. B. Nadykto, F. Yu, L. Jiang, and W. Wang, Formation and properties of hydrogen bonded complexes of common organic oxalic acid with atmospheric nucleation precursors, Journal of Molecular Structure: THEOCHEM, doi:10.1016/j.theochem.2010.04.004, 2010.

61. Yu, F., Ion-mediated nucleation in the atmosphere: Key controlling parameters, implications, and look-up table, J. Geophy. Res., 115, D03206, doi:10.1029/2009JD012630, 2010.

60. Luo, G., and F. Yu, A numerical evaluation of global oceanic emissions of alpha-pinene and isoprene, Atmos. Chem. Phys., 10, 2007-2015, 2010.

59. Xu, Y., A. Nadykto, F. Yu, J. Herb, and W. Wang, Interaction between common organic acids and trace nucleation species in the Earth's atmosphere, J. Phys. Chem. A, 10.1021/jp9068575, 2009.

58. Yu, F., and G. Luo, Simulation of particle size distribution with a global aerosol model: Contribution of nucleation to aerosol and CCN number concentrations, Atmos. Chem. Phys., 9, 7691-7710, 2009.

57. Luo, G., F. Yu, and Z. Wang, Impact of aerosol on sea surface temperature over the subtropical Atlantic ocean: A potential trigger factor of the NAO phase conversion? Geophy. Res. Lett., 36, L03708, doi:10.1029/2008GL036035, 2009.

56. Nadykto, A. B., F. Yu, and J. Herb, Ammonia in positively charged atmospheric pre-nucleation clusters: A quantum-chemical study and atmospheric implications, Atmos. Chem. Phys., 9, 4031-4038, 2009.

55. Du, H.,and F. Yu, Kinetic modeling of nucleation experiments involving SO2 and OH: New insights into the underlying nucleation mechanisms, Atmos. Chem. Phys., 9, 7913-7922, 2009.

54. Nadykto, A. B., F. Yu, and J. Herb,Theoretical Analysis Of The Gas-Phase Hydration Of Common Atmospheric Pre-Nucleation (HSO4-)(H2O)n AND (H3O+)(H2SO4)(H2O)n Cluster Ions, Chemical Physics, 360, 67-73, doi:10.1016/j.chemphys.2009.04.007, 2009.

53. Karcher, B., and F. Yu, The role of aircraft soot emissions in contrail formation, Geophy. Res. Lett., 36, L01804, doi:10.1029/2008GL036649, 2009.

52. Nadykto, A. B., F. Yu, and A. Al Natsheh , Anomalously Strong Effect of the Ion Sign on the Thermochemistry of Hydrogen Bonded Aqueous Clusters of Identical Chemical Composition, Int. J. Mol. Sci. 2009, 10(2), 507-517, doi:10.3390/ijms10020507, 2009.

51. Du, H., A. Nadykto, and F. Yu, Quantum-mechanical solution to fundamental problems of classical theory of homogeneous water vapor nucleation, Phys. Rev. E., 79, 021604, 2009.

50. Nadykto, A. B., F. Yu, and J. Herb, Towards understanding the sign preference in binary atmospheric nucleation, Physical Chemistry Chemical Physics, 10, 7073 - 7078, DOI: 10.1039/b807415a, 2008.

49. Yu, F., and R. P. Turco, Case studies of particle formation events observed in boreal forests: Implications for nucleation mechanisms, Atmos. Chem. Phys., 8, 6085-6102, 2008.

48. Nadykto, A. B., F. Yu, and J. Herb, Effect of Ammonia on the Gas-Phase Hydration of Common Atmospheric Ion HSO4- , International Journal of Molecular Sciences, 9(11), 2184-2193, DOI: 10.3390/ijms9112184, 2008.

47. Yu, F., Z. Wang, G. Luo, and R. P. Turco, Ion-mediated nucleation as an important source of tropospheric aerosols, Atmos. Chem. Phys., 8, 2537-2554, 2008.

46. Du, H.,and F. Yu, Nanoparticle formation in the exhaust of vehicles running on ultra-low sulfur fuel, Atmos. Chem. Phys., 8, 4729-4739, 2008.

45. Yu, F., Updated H2SO4-H2O binary homogeneous nucleation rate look-up tables, J. Geophy. Res.,113, D24201, doi:10.1029/2008JD010527, 2008.

44. Nadykto, A. B., and F. Yu, Anomalously large difference in dipole moment of isomers with nearly identical thermodynamic stability, Journal of Physical Chemistry, 112, 7222-7226, 2008.

43. Nadykto, A. B., A. Al Natsheh, F. Yu, K.V. Mikkelsen, and J. Herb, Computational Quantum Chemistry: A New Approach to Atmospheric Nucleation, Advances in Quantum Chemistry, 55, 449-478, 2008.

42. Yu, F., Improved quasi-unary nucleation model for binary H2SO4-H2O homogeneous nucleation, J. Chem. Phys., 127, 054301, 2007.

41. Karcher, B., O. Muhler, P. J. DeMott, S. Pechtl, and F. Yu, Insights into the role of soot aerosols in cirrus cloud formation, Atmos. Chem. Phys., 7, 4203-4227, 2007.

40. Nadykto, A. B., H. Du, and F. Yu, Quantum DFT and DF-DFT study of infrared spectra of sulfuric acid, sulfuric acid monohydrate, formic acid and its cyclic dimer, Vibrational Spectroscopy, 44, 286-296, 2007.

39. Nadykto, A. B., and F. Yu, Strong hydrogen bonding between atmospheric nucleation precursors and organic acids, Chem. Phys. Lett, 435, 14-18, 2007.

38. Du, H., and F. Yu, Formation of volatile nanoparticles in engine exhaust: Contributions of the binary H2SO4-H2O homogeneous nucleation, Atmos. Environ., 40, 7579-7588, 2006.

37. Al Natsheh, A., A. B. Nadykto, K. V. Mikkelsen, F. Yu, and J. Ruuskanen, Coexistence of metastable nitric acid dihydrates: A molecular level contribution to understanding the polar stratospheric clouds crystals formation, Chemical Physics Letters, 426, 20-25, 2006.

36. Yu, F., From molecular clusters to nanoparticles: Second-generation ion-mediated nucleation model, Atmos. Chem. Phys.,6, 5193-5211, 2006.

35. Nadykto, A. B., A. Al Natsheh, F. Yu, K.V. Mikkelsen, and J.Ruuskanen, Quantum nature of the sign preference in the ion-induced nucleation, Phys. Rev. Lett., 96, 125701, 2006.

34. Nadykto, A. B., A. Al Natsheh, K.V. Mikkelsen, F. Yu, and J.Ruuskanen, A Reply to the Comment by Shawn M. Kathmann, Gregory K. Schenter, and Bruce C. Garrett, Phys. Rev. Lett., 98, 109604, 2007.

33. Yu, F., The effect of ammonia on new particle formation: A kinetic H2SO4-H2O-NH3 nucleation model constrained by laboratory measurements, J. Geophy. Res., 111, D01204, doi:10.1029/2005JD005968, 2006.

32. Yu, F., Binary H2SO4-H2O homogeneous nucleation rates based on a kinetic quasi-unary model: Look-up tables, J. Geophy. Res., 111, D04201, doi:10.1029/2005JD006358, 2006.

31. Yu, F., Modified Kelvin-Thomson equation considering ion-dipole interaction: Comparison with observed ion-clustering enthalpies and entropies, J. Chem. Phys., 122, 084503, 2005.

30. Yu, F., Quasi-unary homogeneous nucleation of H2SO4-H2O, J. Chem. Phys., 122, 074501, 2005.

29. Nadykto A., and F. Yu, Simple correction to the classical theory of homogeneous nucleation, J. Chem. Phys., 122, 104511, 2005.

28. Al Natsheh, A., A. B. Nadykto, K. V. Mikkelsen, F. Yu, and J. Ruuskanen, Sulfuric acid and sulfuric acid hydrates in gas phase: A DFT investigation, J. Phys. Chem. A, 108(41), 8914-8929, 2004. (Addition/Correction: 110(25), 7982-7984, 2006).

27. Nadykto A., and F. Yu, Dipole moment of condensing monomers: A new parameter controlling the ion-induced nucleation, Physical Review Letters, 93, 016101, 2004.

26. Nadykto A., and F. Yu, Formation of binary ion clusters from polar vapours: Effect of the dipole-charge interaction, Atmos. Chem. Phys., 4, 385-389, 2004.

25. Yu, F., Formation of large NAT particles and denitrification in polar stratosphere: possible role of cosmic rays and effect of solar activity, Atmos. Chem. Phys., 4, 2273-2283, 2004.

24. Nadykto, A. B., A. Al Natsheh, F. Yu, K.V. Mikkelsen, and J.Ruuskanen, Effect of molecular structure and hydration on the uptake of gas-phase sulfuric acid by charged clusters/ultrafine particles, Aerosol Science and Technology, 38, 349-353, 2004.

23. Yu, F., T. Lanni, and B. Frank, Measurements of ion concentration in gasoline and diesel engine exhaust, Atmospheric Environment, 38, 1417-1423, 2004.

22. Nadykto A., J. Makela, F. Yu, M. Kulmala and A. Laaksonen, Comparison of the experimental mobility equivalent diameter for small cluster ions with theoretical particle diameter corrected by effect of vapour polarity, Chemical Physics Letters, 382/1-2, 6-11, 2003.

21. Nadykto A., and F. Yu, Uptake of neutral polar vapour molecules by charged particles: Enhancement due to dipole-charge interaction, J. Geophy. Res., 108(D23), 4717, doi:10.1029/2003JD003664, 2003.

20. Yu, F., Nucleation rate of particles in the lower atmosphere: Estimated time needed to reach pseudo-steady sate and sensitivity to H2SO4 gas concentration, Geophys. Res. Lett., 30, 1526, doi:10.1029/2003GL01708, 2003.

19. Yu, F., Altitude variations of cosmic ray induced production of aerosols: Implications for global cloudiness and climate, J. Geophy. Res., 107(A7), 10.1029/2001JA000248, 2002.

18. Yu, F., Chemiion evolution in motor vehicle exhaust: Further evidence of its role in nanoparticle formation, Geophys. Res. Lett., 29(15), 10.1029/2002GL015004, 2002.

17. Yu, F., Chemiions and nanoparticle formation in diesel engine exhaust, Geophys. Res. Lett., 28, 4191-4194, 2001.

16. Yu, F. and R. P. Turco, From molecular clusters to nanoparticles: The role of ambient ionization in tropospheric aerosol formation, J. Geophy. Res., 106, 4797-4814, 2001.

15. Yu, F., and R. P. Turco, On the contribution of lightning to ultrafine aerosol formation, Geophys. Res. Lett., 28, 155-158, 2001.

14. Yu, F., and R. P. Turco, Ultrafine aerosol formation via ion-mediated nucleation, Geophys. Res. Lett., 27, 883-886, 2000.

13. Karcher, B., R.P. Turco, F. Yu, M.Y. Danilin, D.K. Weisenstein, R.C. Miake-Lye, and R. Busen, On the unification of aircraft ultrafine particle emission data, J. Geophy. Res., 105, 29379-29386, 2000.

12. Turco, R. P., J. X. Zhao and F. Yu, Tropospheric sulfate aerosol formation via ion-ion recombination, J. Air Waste Manag. Assoc., 50, 902-907, 2000.

11. Yu, F., and R. P. Turco, Evolution of aircraft-generated volatile particles in the far wake regime: Potential contributions to ambient CCN/IN, Geophys. Res. Lett., 26, 1703-1706, 1999.

10. Yu, F., R. P. Turco, and B. Karcher, The possible role of organics in the formation and evolution of ultrafine aircraft particles, J. Geophy. Res., 104, 4079-4087, 1999.

9. Turco, R. P., and F. Yu, Particle size distribution in an expanding plume undergoing simultaneous coagulation and condensation, J. Geophy. Res., 104, 19,227-19,242, 1999.

8. Yu, F., and R. P. Turco, Contrail formation and impacts on aerosol properties in aircraft plumes: Effects of fuel sulfur content, Geophys. Res. Lett., 25, 313-316, 1998.

7. Karcher, B., B., F. Yu, F. P. Schroeder, and R. P. Turco, Ultrafine aerosol particles in aircraft plumes: Analysis of growth mechanisms, Geophys. Res. Lett., 25, 2793-2796, 1998.

6. Turco, R. P., and F. Yu, Aerosol size distribution in a coagulating plume: Analytical behavior and modeling applications, Geophys. Res. Lett., 25, 927-930, 1998.

5. Yu, F., R. P. Turco, B. Kaercher, and F. P. Schroeder, On the mechanisms controlling the formation and properties of volatile particles in aircraft wakes, Geophys. Res. Lett., 25, 3839-3842, 1998.

4. Turco, R. P., J. X. Zhao and F. Yu, A new source of tropospheric aerosols: Ion-ion recombination, Geophys. Res. Lett., 25, 635-638, 1998.

3. Yu, F., and R. P. Turco, The formation and evolution of aerosols in stratospheric aircraft plumes: Numerical simulations and comparisons with observations, J. Geophy. Res., 103, 25,915-25,934, 1998.

2. Turco, R. P., and F. Yu, Aerosol invariance in expanding coagulating plumes, Geophys. Res. Lett., 24, 1223-1226, 1997.

1. Yu, F., and R. P. Turco, The role of ions in the formation and evolution of particles in aircraft plumes, Geophys. Res. Lett., 24, 1927-1930, 1997.