Supergroup

This page serves as the schedule for the Atmospheric Chemistry Supergroup meetings. The shorcut is http://tinyurl.com/ac-supergroup

The format of these meetings is:

• 2x 1/2 hr presentations of research from two different people
• Followed by happy hour on the Hill with anyone interested
• The presenters are volunteers, but we strive to have representation from all the groups in CU Atmos Chem.
• If you have suggestions for the organization, or are interested in presenting, please contact Jose or Anne.

Summer 2024

• 23 May 2024, 4-5 PM:
  • Daniel Katz, Browne group, "Investigating the atmospheric chemistry of agricultural regions with NO3-CIMS and APi-ToF field campaign datasets", and
  • Alex Bradley, de Gouw group, "Deep transfer learning for fine time resolution TROPOMI methane retrieval albedo correction"
• 27 June 2024, 4-5 PM:
  • Dongwook Kim, Jimenez group, "Quantification of anthropogenic and pyrogenic particulate bromine by Aircraft Aerodyne AMS", and
  • Harald Stark, Jimenez group, "Ion mobility data analysis techniques: challenges of having 2000 times more data"
• 25 July 2024, 4-5 PM:
  • Zhizhao Wang, "Developing a Mechanism Reduction Algorithm for Modeling Secondary Organic Aerosol Formation"

Summer 2023

• 18 May 2023, 4-5 PM:
  • Jianghanyang Li (INSTAAR), "Stable isotopes of atmospheric trace gases"
• 22 June 2023, 4-5 PM: Ekeley E1B50
  • Anna Ziola (Ziemann group), "Oxidation of 1-alkenes with OH radicals in a low NOx environment" and
  • Christopher F. Lee (Volkamer group), "Detection of IO radicals over the continental U.S.: Implications for gaseous mercury oxidation from the troposphere into the stratosphere"
• 20 July 2023, 4-5 PM:
  • Zhe Peng (Jimenez group), "Significant Production of Ozone from Germicidal UV Lights at 222 nm", and
  • Margarita Reza (Volkamer group), "Reduction of Iodate in aqueous organic and inorganic aerosol particle proxies"

Summer 2022

• Thurs, 26 May 2022, 4-5 PM:
  • Langley DeWitt, IGAC project, "The International Global Atmospheric Chemistry (IGAC) Project", and
  • Mike Robinson, Brown group, "Photochemistry in the LA basin: observations from SUNVEx"
• Thurs, 28 July 2022, 4-5 PM:
  • Nathan Reed, Browne group, Effects of H₂S on Archean Haze Chemistry and Haze Optical Properties
  • Dennis Doyle, Art & Chem, Aesthetic atmospheres: Artistic research into air quality, scent, and chemical perspective

Summer 2021

• Thurs, 27 May 2021, 4-5 PM - Supergroup:
  • Marla DeVault, Ziemann group, "Nitrate radical oxidation of monoterpenes", and
  • Barbara Dix, de Gouw group, "Analysis of NOx emission and formaldehyde formation in U.S. oil and gas production regions using satellite data"
• Thurs, 24 June 2021, 4-5 PM - Supergroup:
  • Henning Finkenzeller, Volkamer group, Iodic acid formation in the atmosphere, and
  • Zachary Decker, Brown group, "A Novel Analysis to Elucidate Spatially Resolved Heterogeneous Oxidation Applied to Phenolics in Biomass Burning Plumes"
• Thurs, 22 July 2021, 4-5 PM - Supergroup:
  • Kevin Jansen, Tolbert group, "Ozonolysis of Brown Carbon Aerosol"
  • TBA

Summer 2020

• Thurs, 28 May 2020, remote only, 4-5 PM:
  • Julia Bakker-Arkema, (Ziemann Group), "Kinetics and Equilibria for the Multiphase Formation of Peroxyhemiacetals",
  • Henning Finkenzeller, (Volkamer Group), "Oxygen-oxygen collision induced absorption: A workhorse in the spectroscopic exploration of the atmosphere"
    • Followed by remote trivia (BYOB)

• Thurs, 25 June 2020, remote only, 4-5 PM:
  • Aroob Abdelhamid, (Browne Group), "Nitrogen Incorporation in Biogenic Aerosol and its Effect on Aerosol Volatility",
  • Tianshu Chen, (de Gouw Group), "The Implications of Volatile Chemical Products for Ozone Chemistry in Los Angeles",
    • Followed by remote trivia (BYOB)

• Thurs, 23 July 2020, remote only, 4-5 PM:
  • Zhe Peng, (Jimenez Group), "Evolution of OH reactivity in low-NO volatile organic compound oxidation investigated by the fully explicit GECKO-A model",
  • Bart Croes, CIRES Sabbatical Visiting Fellow, "California Research on Methane Super-emitters"
    • Followed by remote trivia (BYOB)

Summer 2019

• Thurs, 30 May 2019, S274, 4-5 PM:
  • Shelly Miller (Miller Group), "Lung function and respiratory symptoms in low income urban homes: association with infiltration rates and neighborhood typology"
  • Theodore Koenig (Volkamer Group), "Detection of iodine in the lower stratosphere. Multiphase chemistry and implications for stratopsheric ozone."
    • Followed by happy hour on the Hill

• Tues, 18 June 2019, W165/166, 4-5 PM:
  • Mark Hernandez (Environmental Microtoxicology), "Peroxide Enhanced Inactivation of Airborne Microbes"
  • Jennifer Berry (Browne Group), "Gas-phase Organic Chemistry in Exoplanet Atmospheres"
    • Followed by happy hour on the Hill

• Weds, 24 July 2019, S274, 4-5 PM:
  • Mindy Schueneman (Jimenez Group), "Indirect Methods for Determining Aerosol Acidity"
  • Barbara Dix & Joost de Gouw, "Analysis of satellite remote sensing data of methane and NO2 over US oil and gas production areas"
    • Followed by happy hour on the Hill

Summer 2018

• Thurs, 24 May 2018, W166, 4-5 PM:
  • Natalie Kille, Volkamer group, CU Boulder: The CU SOF Instrument: Sources of Methane and first Application to Study Wildfire Emissions
  • Zach Decker, Brown group, NOAA/CU Boulder: Wildfires at Night: Field Inspired Studies of Dark Oxidation in Biomass Burning Plumes
  • Followed by happy hour on the Hill

• Thurs, 21 June 2018, S274, 4-5 PM:
  • Lucas Algrim, Ziemann group, CU Boulder: Effect of Keto, Alcohol, and Nitrate Functional Groups on SOA Formation
  • Matt Coggon, CSD NOAA: Deodorant, Cleaning Products and the Virtue of Smelling Bad: Investigations into Emerging Sources of Air Pollution from Consumer Chemical Products
  • Followed by happy hour on the Hill

• Thurs, 19 July 2018, W166, 4-5 PM:
  • Benjamin Nault, Jimenez group, CU Boulder: Secondary Organic Aerosol Production from Local Emissions Dominates OA Budget over Seoul, South Korea, during KORUS-AQ, Abstract
  • Aroob Abdelhamid, Browne group, CU Boulder: Measurements of Positive Ambient Ions in Lamont OK as Part of the Holistic Interaction of Shallow Clouds Aerosols and Land Ecosystems (HISCALE II) Field Campaign
  • Followed by happy hour on the Hill

Summer 2017

• Fri. 26-May-2017, 4-5 pm, S274:
  • Prof. Joost de Gouw: "Further analysis of CalNex observations"
  • Dr. Jim Roberts (NOAA CSD): "On-line measurement of Total N and Total C of Laboratory Prepared Particles"
  • Followed by happy hour at Owsley's Golden Road on the Hill

• Fri. 30-June-2017, 4-5 pm, S274:
  • Julia Lee-Taylor (Jimenez Group and NCAR): "Using the GECKO-A explicit chemistry model to better understand lab and field observations",
  • Jay Kroll (Vaida Group): "Photochemical Formation of Sulfur Aerosol",
  • Followed by happy hour at Illegal Pete's on the Hill

• Thu. 20-July-2017, 4-5 pm, S274 (followed by happy hour on the Hill)
  • Megan Claflin (Ziemann Group): "Products and Mechanism of Aerosol Formation from the Reaction of β-Pinene with NO3 Radicals: Role of Oligomer Formation",
  • Ted Koenig (Volkamer Group): "Bromine and iodine measurements in the tropical Upper Troposphere and Lower Stratosphere (UTLS)".
  • Followed by happy hour at Illegal Pete's on the Hill

Summer 2014

• Thu 12-Jun-2014, 4-5 pm, S274:
  • Shang Liu (Ziemann/Jimenez Groups) on "Preliminary Results of Indoor Air Field Study"
  • Rob Wild (Brown Group) on "Reactive Nitrogen Partitioning and its Relationship to Winter Ozone Events in Utah."
  • Followed by happy hr at The Goose on the Hill.

• Tue 15-Jul-2014, 4-5 pm, S274:
  • Allison Reed Harris (Vaida Group) on “Effect of the atmospheric environment on the photochemistry of pyruvic acid”
  • Dr. Barbara Ervens (NOAA ESRL/CSD, and CIRES) on "Oligomer formation in the aerosol aqueous phase: Mechanism development and model studies."
  • Followed by happy hr at Half Fast Subs on the Hill.

• Thu 21-Aug-2014, 4-5 pm, S274
  • Presenter from Tolbert Group (title TBD)
  • Eleanor Waxman (Volkamer Group) on "Salting-in and Salting-out: New concepts for Multiphase SOA formation from small OVOC"
  • Followed by happy hr on the Hill.