Conference/Workshop Presentations

(Invited: [I]; Oral: [O]; Poster: [P])

  1. Luo, G., and F. Yu, Particle size distributions and CCN concentrations in the global atmosphere: Uncertainties associated with sulfur emission inventories and primary sulfate emission parameterizations, The 4th GEOS-Chem Users' Meeting, April 7-10, 2009 @ Harvard University.

  2. Yu, F., and G. Luo, Global distribution of CCN number concentration: Effect of sizes and emission heights of primary carbonaceous aerosol, The 4th GEOS-Chem Users' Meeting, April 7-10, 2009 @ Harvard University.

  3. Luo, G., and F. Yu, Effect of oceanic organic carbon emissions on the growth of secondary particles and global CCN abundance, The 4th GEOS-Chem Users' Meeting, April 7-10, 2009 @ Harvard University.

  4. Yu, F., and G. Luo, Global particle size distributions simulated with GEOS-Chem incorporating a sectional aerosol microphysics model: Key features and comparison with observations, The 4th GEOS-Chem Users' Meeting, April 7-10, 2009 @ Harvard University.

  5. Turco, R., and F. Yu, Stratospheric Aerosol Injection for Geoengineering Purposes, Eos Trans. AGU, 89(53), Fall Meet. Suppl., Abstract U41E-05, 2008.

  6. Yu, F., and R. Turco, What Controls Particle Formation in Boreal Forests? Eos Trans. AGU, 89(53), Fall Meet. Suppl., Abstract A12C-07, 2008.

  7. Turco, R., and F. Yu, Stratospheric Aerosol Injection for Geoengineering Purposes, Eos Trans. AGU, 89(53), Fall Meet. Suppl., Abstract U41E-05, 2008.

  8. Yu, F., and R. Turco, What Controls Particle Formation in Boreal Forests? Eos Trans. AGU, 89(53), Fall Meet. Suppl., Abstract A12C-07, 2008.

  9. Du, H., and F. Yu, Modeling Study of Nanoparticle Formation in the Exhaust of Vehicles Running on Ultra-low Sulfur Fuel, AAAR 27th Annual Conference, Orlando, Florida, Oct. 24-28, 2008.

  10. Yu., F., and R. Turco, Case studies of particle formation events observed in boreal forests: Implications for nucleation mechanisms, AAAR 27th Annual Conference, Orlando, Florida, Oct. 24-28, 2008.

  11. Du, H., and F. Yu, Quantum Mechanical Investigation of New Particle Formation, AAAR 27th Annual Conference, Orlando, Florida, Oct. 24-28, 2008.

  12. Nadykto, A., F. Yu, and J. Herb, Sign preference in binary sulfuric acid-water nucleation, AAAR 27th Annual Conference, Orlando, Florida, Oct. 24-28, 2008.

  13. Nadykto, A., F. Yu, and J. Herb, Stabilization Of Positively Charged Water And Sulfuric Acid-Water Pre-Nucleation Clusters By Protonated Ammonia, AAAR 27th Annual Conference, Orlando, Florida, Oct. 24-28, 2008.

  14. Yu, F., Effect of temperature on atmospheric particle formation: A positive climate feedback mechanism? AAAR 27th Annual Conference, Orlando, Florida, Oct. 24-28, 2008.

  15. Yu, F., Z. Wang, G. Luo, and R. P. Turco, On the contribution of H2SO4-H2O binary homogeneous and ion-mediated nucleation to new particle formation in the global troposphere, AGU, 88(52), Fall Meet. Suppl., Abstract A43E-08, 2007. [O] (ppt file of the talk)

  16. Du, H. and F. Yu, Microphysical Modeling of New Particle Formation and Growth in Tropospheric Volcanic Plumes, AGU, 88(52), Fall Meet. Suppl., Abstract A13A-0882, 2007. [P]

  17. Moniruzzaman, C., and F. Yu, Modeling of Soot Formation in Diesel Engine with A Sectional Aerosol Model, AAAR 26th Annual Conference, Reno, Nevada, Sep. 24-28, 2007. [O]

  18. Frank, B., F. Yu, H. Du, A. Pulaski, J. Grygas, Particle Size Distribution Measurements of Ultrafine Particle Emissions from a Gasoline Vehicle, AAAR 26th Annual Conference, Reno, Nevada, Sep. 24-28, 2007. [P]

  19. Yu, F., Atmospheric particle formation mechanisms and climatic implications: Perspectives from global modeling, Gordon Research Conferences on Atmospheric Chemistry, Big Sky, MT, August 26-31, 2007. [P]

  20. Nadykto, A., and F. Yu, Thermochemistry of (H2SO4)m(H2O)n(NH3)k: A DFT study, 17th International Conference on Nucleation and Atmospheric Aerosols, Galway, Ireland, August 13-17, 2007. [P]

  21. Nadykto, A., and F. Yu, Stabilization of H2SO4-H2O Clusters by Organic Acids, 17th International Conference on Nucleation and Atmospheric Aerosols, Galway, Ireland, August 13-17, 2007. [O]

  22. Du., H., A. Nadykto, and F. Yu, Water Homogeneous Nucleation: Model with Quantum-BasedImportance of Clustering Thermodynamics, 17th International Conference on Nucleation and Atmospheric Aerosols, Galway, Ireland, August 13-17, 2007. [O]

  23. Yu, F., and R. P. Turco, Charging State of Freshly Nucleated Particles: Implication for Nucleation Mechanisms, 17th International Conference on Nucleation and Atmospheric Aerosols, Galway, Ireland, August 13-17, 2007. [O]

  24. Yu, F., Z. Wang, and R. P. Turco, Ion-Mediated Nucleation As An Important Source of Global Tropospheric Aerosols, 17th International Conference on Nucleation and Atmospheric Aerosols, Galway, Ireland, August 13-17, 2007. [P]

  25. Luo, G., Yu, F., and Z. Wang, Global simulation of SO2 concentrations with updated emission inventory, The 3rd GEOS-Chem Users' Meeting, Harvard University, April 11-13, 2007. [O]

  26. Yu, F., Z. Wang, G. Luo, and R. P. Turco, New particle formation in the global atmosphere, The 3rd GEOS-Chem Users' Meeting, Harvard University, April 11-13, 2007. [O]

  27. Yu, F., On the formation mechanisms of atmospheric particles: Quantum calculation, kinetic modeling, data analysis, and global modeling, invited seminar at Aerodyne Research, Inc., Feb., 15, 2007. [I]

  28. Yu, F., Modeling of ion-mediated nucleation in the atmosphere, International Workshop on Formation and Growth of Atmospheric Aerosols, Workshop co-chairs: Peter McMurry and Markku Kulmala, Minneapolis, Minnesota, September 9-10, 2006. [I]

  29. Yu, F., Charged fraction of freshly nucleated particles during nucleation and growth events: implications for the nucleation mechanisms, 7th International Aerosol Conference, St. Paul, Minnesota, September 10-15, 2006. [O]

  30. Yu, F., Effect of charge-dipole interaction on the evaporation of polar molecules from charged clusters, 7th International Aerosol Conference, St. Paul, Minnesota, September 10-15, 2006. [P]

  31. Du., H., and F. Yu, Role of metal oxide in the formation of nucleation mode particles in engine exhaust, 7th International Aerosol Conference, St. Paul, Minnesota, September 10-15, 2006. [O]

  32. Nadykto, A., and F. Yu, Stable complexes of formic acid with sulfuric acid and its hydrates, 7th International Aerosol Conference, St. Paul, Minnesota, September 10-15, 2006. [P]

  33. Nadykto, A., and F. Yu, Effect of ammonia on stability of sulfuric acid -water complexes, 7th International Aerosol Conference, St. Paul, Minnesota, September 10-15, 2006. [P]

  34. Nadykto, A., F. Yu, and A. Al Natsheh, Quantum nature of the sign preference, 7th International Aerosol Conference, St. Paul, Minnesota, September 10-15, 2006. [P]

  35. Yu, F., From molecular clusters to particles of CCN sizes: Effect of variations in galactic cosmic ray flux, AGU, 86(52), Fall Meet. Suppl., Abstract A52B-05, 2005. [O]

  36. Nadykto, A., Yu, F., The Importance of Ion-Dipole Interaction in Ion-Clustering Thermodynamics and Ion-Mediated Nucleation, AGU, 86(52), Fall Meet. Suppl., Abstract A43C-0116, 2005. [P]

  37. Yu, F., New particle formation in the atmosphere: Theories, Modeling, and Comparison with Measurements, iLEAPS, SOLAS, IGAC, ACCENT and BACCI Workshop on Formation and Growth of Secondary Atmospheric Aerosols, Hyytiälä, Finland, August 15 - 17, 2005. [I]

  38. Du, H., and F. Yu, Formation and evolution of nanoparticles in the vehicular exhaust on and near highway, American Association for Aerosol Research 24rd Annual Conference, Austin, Texas, October 17-21, 2005. [P]

  39. Nadykto, A., and F. Yu, Ion-induced nucleation: dipole-charge orientation, sign preference and chemistry effect, American Association for Aerosol Research 24rd Annual Conference, Austin, Texas, October 17-21, 2005. [O]

  40. Nadykto, A., and F. Yu, Uptake of polar vapour molecules by clusters ions: The effect of the average dipole orientation, American Association for Aerosol Research 24rd Annual Conference, Austin, Texas, October 17-21, 2005. [P]

  41. Nadykto, A., and F. Yu, Uncertainties in the thermochemical data for binary sulfuric acid-water cluster ions, American Association for Aerosol Research 24rd Annual Conference, Austin, Texas, October 17-21, 2005. [P]

  42. Yu, F., Binary H2SO4-H2O homogeneous nucleation based on kinetic quasi-unary nucleation model: Look-up tables, American Association for Aerosol Research 24rd Annual Conference, Austin, Texas, October 17-21, 2005. [P]

  43. Yu, F., Role of ions in atmospheric particle formation: Second-generation ion-mediated nucleation model, American Association for Aerosol Research 24rd Annual Conference, Austin, Texas, October 17-21, 2005. [P]

  44. Yu, F., The effect of ammonia on new particle formation: A kinetic H2SO4-H2O-NH3 nucleation model constrained by laboratory measurements, American Association for Aerosol Research 24rd Annual Conference, Austin, Texas, October 17-21, 2005. [P]

  45. Yu, F., Modified Kelvin-Thomson Equation Considering Ion-Dipole Interaction: Comparison with Experimental Ion-Clustering Thermodynamic Data, American Association for Aerosol Research 24rd Annual Conference, Austin, Texas, October 17-21, 2005. [O]

  46. Yu, F., Role of ions in atmospheric particle formation: Modeling and comparison with measurements, American Association for Aerosol Research 24rd Annual Conference, Austin, Texas, October 17-21, 2005. [O]

  47. F. Yu, C. Cai, and K. L. Demerjian, New particle formation associated with so2 emission from power plants: 3-dimensional modeling, Particulate Matter Supersites Program and Related Studies An AAAR International Specialty Conference, Atlanta, GA, February 7-11, 2005. [O]

  48. F. Yu, Formation mechanisms of ultrafine particles in the boundary layer, Particulate Matter Supersites Program and Related Studies: An AAAR International Specialty Conference, Atlanta, GA, February 7-11, 2005.[O]

  49. F. Yu, C. Cai, and K. L. Demerjian, Regional scale modeling of particle nucleation in the lower atmosphere over the Eastern United States, Eos Trans. AGU, 85(47), Fall Meet. Suppl., Abstract A44B-01, 2004.[O]

  50. F. Yu, Nucleation of new particles, Carma users meeting, University of Colorado, Boulder, Nov. 3-4, 2004. [I]

  51. Nadykto A., and F. Yu, Dipole Moment of Condensable Vapor Molecules: A New Parameter Controlling Ion Induced Nucleation, American Association for Aerosol Research 23rd Annual Conference, Atlanta, Georgia, October 4-8, 2004.[O]

  52. Nadykto A., and F. Yu, Simple correction to classical theory of homogeneous nucleation, American Association for Aerosol Research 23rd Annual Conference, Atlanta, Georgia, October 4-8, 2004. [P]

  53. Nadykto A., and F. Yu, Dipolar Properties of Hydrated Sulfuric Acid, Hydrate Distribution and Their Effect on Uptake of Condensable Vapour by Ion Clusters, American Association for Aerosol Research 23rd Annual Conference, Atlanta, Georgia, October 4-8, 2004. [P]

  54. Du, H., and F. Yu, Formation of volatile nanoparticles in engine exhaust, American Association for Aerosol Research 23rd Annual Conference, Atlanta, Georgia, October 4-8, 2004.

  55. Yu, F., Quasi-unary homogeneous nucleation of H2SO4-H2O, American Association for Aerosol Research 23rd Annual Conference, Atlanta, Georgia, October 4-8, 2004. [P]

  56. Yu, F., Formation and growth of nanoparticles in engine exhaust: Role of ions, sulfuric acid, and organic compounds, American Association for Aerosol Research 23rd Annual Conference, Atlanta, Georgia, October 4-8, 2004. [P]

  57. Yu, F., What control the formation and concentration of volatile nanopartilces in motor engine exhaust? The 3rd Asian Aerosol Conference, Honhkong,China, Jan. 6-9, 2004.[O]

  58. Yu, F., From charged molecular clusters to nanoparticles: ion-mediated nucleation and implications, The 3rd Asian Aerosol Conference, Honhkong,China, Jan. 6-9, 2004.[O]

  59. Yu, F., Particle nucleation in engine exhaust and ambient atmosphere (invited talk), Workshop on Sulfuric Acid Aerosols, Cambridge, UK, March 31 to April 1, 2004.[I]

  60. Yu, F., On the mechanisms controlling the formation of nanoparticles in vehicular engine exhaust, European Aerosol Conference, Madrid, Spain, August 31-September 5, 2003. [O]

  61. Yu, F., Nucleation rate of particles in the lower atmosphere: time needed to reach pseudo-steady state and sensitivity to H2SO4 gas concentration, European Aerosol Conference, Madrid, Spain, August 31-September 5, 2003. [O]

  62. Nadykto, A. B., Yu, F., Uptake of polar vapor molecules by charged ultrafine particles, European Aerosol Conference, Madrid, Spain, August 31-September 5, 2003. [O]

  63. Nadykto, A. B., Yu, F.,Polar molecule-ion interaction: an improvement of the classical Kelvin-Thomson equation, European Aerosol Conference, Madrid, Spain, August 31-September 5, 2003. [P]

  64. Yu, F., The combustion-generated volatile "nanodroplets": what controls their formation and concentration? 7th ETH Conference on Combustion Generated Nanoparticles, Zurich, Switzerland, August 18-20, 2003. [O]

  65. Yu, F., Modeling volatile nanoparticles generated by motor engines, Particulate Matter: Atmospheric Sciences, Exposure and the Fourth Colloquium on PM and Human Health, American Association for Aerosol Research, Pittsburgh, Pennsylvania, March 31-April 4, 2003.[P]

  66. Yu, F., Role of chemiions in the formation of nanoparticles in motor vehicle exhaust, 224th ACS National Meeting /PHYS / Frontiers in Atmospheric Chemistry, Boston, August 18-22, 2002. [O]

  67. Yu, F., Altitude variations of cosmic ray induced production of atmospheric aerosols, 224th ACS National Meeting /PHYS / Frontiers in Atmospheric Chemistry, Boston, August 18-22, 2002. [P]

  68. Yu, F., Motor Vehicle Nanoparticle Emissions: Analysis of Mechanisms, 12th CRC On-Road Vehicle Emissions Workshop, San Diego, California, April 15-17, 2002. [O]

  69. Yu, F., Processes and parameters controlling motor vehicle ultrafine particle emissions: numerical simulations and comparisons with observations, 82nd AMS Annual meeting--4th conference on atmospheric chemistry: Urban, regional, and global scale impacts of air pollutants, Orlando, Florida, January 13-17, 2002. [O]

  70. Yu, F., Chemiions and motor vehicle nanoparticle emissions, American Association for Aerosol Research 20th Annual Conference, Portland, Oregon, October 15-19, 2001. [Late Breaking Poster]

  71. Yu, F., Role of air ions in the creation and growth of atmospheric ultrafine particles, American Association for Aerosol Research 20th Annual Conference, Portland, Oregon, October 15-19, 2001. [P]

  72. Yu, F., On the mechanism controlling atmospheric particle formation, European Aerosol Conference, Leipzig, Germany, September 3-7, 2001.[O]

  73. Yu, F., Galactic cosmic rays, particle formation, natural variability of global cloud properties, and climate implications, International Solar Cycle Studies 2001 symposium - Solar Variability, Climate, and Space Weather, Raintree Plaza Hotel and Conference Center, Longmont, CO, June 13-16, 2001. [P]

  74. Yu, F., Effect of galactic cosmic rays on aerosol nucleation, invited review at Workshop on Ion-Aerosol-Cloud Interactions (IACI), CERN, Geneva, Switzerland, April18-20, 2001. [I]

  75. Yu, F., and R. P. Turco, The altitude dependence of ultrafine particle formation associated with galactic cosmic radiation, AGU 2000 Fall Meeting, San Francisco, California, December 15-19, 2000.[O]

  76. Yu, F., and R. P. Turco, Galactic Cosmic Ray Ionization, Aerosol Formation, and CN/CCN Abundance in the Troposphere (abstract). EOS Trans. AGU, Vol.81, No.19, Spring meeting suppl., page S158, 2000.[O]

  77. Yu, F., and R. P. Turco, Particle formation in cloud outflows: The role of ion-mediated nucleation (abstract). EOS Trans. AGU, Vol.81, No.19, Spring meeting suppl., page S145, 2000. [P]

  78. Yu, F., and R. P. Turco, The role of lightning in ultrafine particle formation (abstract). EOS Trans. AGU, Vol.81, No.19, Spring meeting suppl., page S146, 2000. [P]

  79. Yu, F., and R. P. Turco, Potential contribution of organic species to volatile aerosols in B737 and concorde wakes, The 2000 Conference on the Atmospheric Effects of Aviation. Snowmass Village, Colorado, June 4-9, 2000.[O]

  80. Yu, F., and R. P. Turco, Aerosol formation in the upper troposphere: Cloud outflows as a source of ultrafine particles, The 2000 Conference on the Atmospheric Effects of Aviation. Snowmass Village, Colorado, June 4-9, 2000. [O]

  81. Yu, F., and R. P. Turco, From molecular clusters to nanometer particles: Role of background ionization in aerosol formation, 17th informal symposium on kinetic and photochemical processes in the atmosphere, University of California, Irvine, February 29, 2000.[P]

  82. Yu, F., and R. P. Turco, On the role of air ions in the formation and evolution of ultrafine atmospheric particles (abstract). EOS Trans. AGU, Vol.80, No.46, Fall meeting suppl., page F155, 1999.[P]

  83. Yu, F., and R. P. Turco, The role of air ions in the formation and evolution of ambient aerosols, Gordon Research Conference on Atmospheric Chemistry, Salve Regina University, Newport, Rhode Island, USA, June 13-18, 1999. [P]

  84. Yu, F., A Study of the Formation and Evolution of Aerosols in Aircraft Wakes and in the Background Atmosphere: Development, Validation and Application of an Advanced Particle Microphysics (APM) Model, ACCESS V: 1999 Atmospheric Chemistry Colloquium for Emerging Senior Scientists Narragansett, RI June 10-13, 1999. [O]

  85. Yu, F., and R. P. Turco, Evolution of Aircraft- Generated Volatile Particles from the Near Wake to the Far Wake: Potential Contributions to Ambient CCN/IN, The 1999 Conference on the Atmospheric Effects of Aviation. Virginia Beach, VA, April 18-23, 1999. [O]

  86. Yu, F., R. P. Turco, and B. Kaercher, Volatile Aerosols in Aircraft Wakes: A Possible Contributions from Organic Species, The 1999 Conference on the Atmospheric Effects of Aviation. Virginia Beach, VA, April 18-23, 1999. [P]

  87. Yu, F., and R. P. Turco, Microphysics, evolution and properties of aircraft particulates from the near to far wakes (abstract), EOS Trans. AGU, Vol.79, No.24, 1998 Western Pacific Geophysics Meeting suppl., page W10, 1998. [O]

  88. Yu, F., and R. P. Turco, The role of chemi-ions in plume ultrafine particle formation: simulations and comparisons with recent field measurements (abstract). EOS Trans. AGU, Vol.79, No.17, Spring meeting suppl., page S39, 1998. [O]

  89. Yu, F., R. P. Turco, B. Kaercher, and F. P. Schroeder, Formation and evolution of volatile plume particles: simulations and comparisons with recent SULFUR experiments, The 1998 Conference on the Atmospheric Effects of Aviation. Virginia Beach, VA, April 27-May 1, 1998. [O]

  90. Yu, F., R. P. Turco, and B. Anderson, Aircraft emission indices for ultrafine particles: implications of recent SNIF-III measurements based on detailed microphysical simulations, The 1998 Conference on the Atmospheric Effects of Aviation. Virginia Beach, VA, April 27-May 1, 1998. [P]

  91. Yu, F., and R. P. Turco, Effect of fuel sulfur emission on contrail properties and implications of contrail formation on the properties of aircraft particles exhaust (abstract). EOS Trans. AGU, Vol.78, No.18, Fall meeting suppl., page F104, 1997. [O]

  92. Yu, F., and R. P. Turco, Particle formation and evolution in a subsonic aircraft plume (abstract). EOS Trans. AGU, Vol.78, No.17, Spring meeting suppl., page S86. [P]

  93. Yu, F., and R. P. Turco, Formation and evolution of particles in supersonic aircraft plumes: numerical simulations and comparisons with observations. The 1997 Conference on the Atmospheric Effects of Aviation. Virginia Beach, VA, March 10-14,1997. [O]

  94. Yu, F., and R. P. Turco, The effect of ions on particle formation in young plumes from supersonic aircraft. 1997 Informal Symposium on Kinetic and Photochemical Processes in the Atmosphere. University of California, San Diego, February 19, 1997. [P]

  95. Yu, F., and R. P. Turco, Particle evolution in an aircraft plume (abstract). EOS Trans. AGU, Vol.77, No.46, Fall meeting suppl., page 73, 1996. [O]

  96. Anderson B. E., W. R. Cofer, D. D. McDougal, F. Yu, and R. P. Turco, Airborne observations of aerosol emissions from F-16 aircraft, The 1998 Conference on the Atmospheric Effects of Aviation. Virginia Beach, VA, April 27-May 1, 1998. [O]

  97. Kaercher, B., F. P. Schroeder, A. Petzold, U. Schumann, F. Yu, and R. P. Turco, Ultrafine aerosol particles in aircraft plumes: In-situ observations during SULFUR-5 and analysis of mechanisms, The 1998 Conference on the Atmospheric Effects of Aviation. Virginia Beach, VA, April 27-May 1, 1998. [O]

  98. Turco, R. P., and F. Yu, Aerosol size distribution in an expanding plume undergoing simultaneous coagulation and condensation: Analytical behavior and AEAP modeling applications, The 1998 Conference on the Atmospheric Effects of Aviation. Virginia Beach, VA, April 27-May 1, 1998. [P]

  99. Turco, R. P., J. X. Zhao and F. Yu, A new source of marine boundary layer sulfate aerosols and CCN: tropospheric ion-ion recombination, Visual Air Quality -- Aerosols and Global Radiation Balance. Attitash Bear Peak Summit, Bartlett, New Hampshire, September 9-12, 1997. [P]

  100. Turco, R. P., J. X. Zhao and F. Yu, A new source of marine boundary layer sulfate aerosols and CCN: tropospheric ion-ion recombination (abstract). EOS Trans. AGU, Vol.78, No.17, Spring meeting suppl., page S88, 1997. [O]

  101. Turco, R. P., and F. Yu, A new principle of aerosol invariance in aircraft plumes. The 1997 Conference on the Atmospheric Effects of Aviation. Virginia Beach, VA, March 10-14,1997. [P]


back to home