AQ Buffs

A 91��ý student-led air quality research symposium

Date: Friday, April 18, 2025

Location: SEEC Auditorium (C120), 91��ý East Campus

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Join us for the first AQ Buffs Air Quality Research Symposium, a student-led event designed to connect CU graduate students conducting air quality research across various departments and programs. This symposium fosters collaboration and networking within the CU community while offering opportunities to engage with Colorado-based industry, academic, and government representatives in the air quality field.

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Meeting Program

The meeting will run from 9:00 am to 4:00 pm and will feature research talks, a poster session, a career panel, and a networking lunch, providing a platform to share your work, develop your presentation skills, and build professional connections.��

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Meeting program (subject to change):

9:00 - 9:15 am	Welcome and introductions
9:15 - 10:45 am	Session I: Platform presentations (15 min each x 6)
10:45 - 11:00 am��	Coffee break
11:00 - 12:00 pm	Panel discussion: Career Paths in Air Quality
12:00 - 1:00 pm	Networking lunch
1:00 - 2:30 pm��	Session II: Platform presentations (15 min each x 6)
2:30 - 2:45 pm	Coffee Break
2:45 - 3:45 pm	Session III: Poster presentations
3:45 - 4:15 pm	Concluding remarks, awards ceremony
4:30 - 6:00 pm	Optional Happy Hour at Rayback Collective

Panel discussion: Career Paths in Air Quality

We are excited to host a career panel discussion with representatives from a variety of Air Quality career paths, including industry, academia, national lab, and federal and state government:

	�� (General Manager at )
	�� (Project Scientist at )
	�� (Professor of chemistry at )
	�� ( Fellow)
	�� (Air quality modeler at )

Registration

Fill out this form to register whether you plan to just attend the meeting or to submit a presentation abstract:

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[Registration closed]

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Podium presentation slots for this event have been filled out, but at this point you can still register to attend the meeting or to present a poster.��

Photo competition

The symposium will also feature an air quality-related photo competition. Submit your photos related to AQ research or AQ impacts in our registration/submission form below. Attendees will vote on the submitted photos at the symposium and the winning photo will receive a prize!

[Photo competition submission closed]

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Photo competition winners must be present at the event in order to claim their prize.
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Cost

Free to attend. Participants must register using the link above by March 14, 2025 so we can arrange catering orders. Lunch, coffee, and snacks will be served.

Posters can be printed for a fee at , INSTAAR in SEEC, , , or many other locations.

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Organizing committee

Environmental Engineering Graduate Students: Gabriela Cortes, , .
Mechanical Engineering Graduate Students: , , .

Chemistry Graduate Students: and .

Faculty Adviser: Marina Vance

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We are seeking committee members from other departments across campus. Please email Caroline Frischmon for more information.

Inclusion and Accessibility

The University of Colorado Boulder is committed to providing equal access to individuals with disabilities. If you are planning to attend this event and require accommodations, please contact Marina Vance��no later than 7 days before the event. We will make all reasonable efforts to fulfill requests submitted after the deadline.

Presentation List

Session I: Morning platform presentations

This session will run from 9:15 to 10:45 am. Presenters and titles are shown in bold.

Time	List of authors
9:15-9:30	Alyssa Lalko, Garrett C. Mathews, Anna Ziola, Amanda Makowiecki, Kevin Williamson, Douglas Day, Masayuki Takeuchi, Scott Egbert, Graeme Gillespie, Anthony Harness, Robert Wright, Anne Handschy, Nazanin Hoghooghi, Peter Chang, Satoshi Takahama, Daven Henze, Scott A. Diddams, Jose L. Jimenez, and Gregroy B. Rieker. First Standoff Aerosol Detection with Mid-infrared Dual Comb Spectroscopy.
9:30-9:45	Nell B. Schafer, Jeff Peischl, Eric Apel, Barbara Barletta, Donald Blake, Josh DiGangi, Glenn Diskin, Alan Fried, Colby Francoeur, Jessica Gilman, John Holloway, Rebecca Hornbrook, Xin Lan, Aaron Lamplugh, Simone Meinardi, John Nowak, Gabrielle Pétron, Dirk Richter, Morgan Selby, Vanessa Selimovic, Victoria Treadway, James Walega, Petter Weibring, Caroline Womack, and Steven Brown. Trends in CH4 Emission Sources in the Los Angeles Basin from 2010–2023 Using Airborne Measurements.
9:45-10:00	Colby Francoeur, Quazi Ziaur Rasool, Rebecca Schwantes, Jian He,��Yicong He, Shantanu Jathar, Colin Harkins, Meng Li, Congmeng Lyu Jordan Schnell, Qindan Zhu, Matt Coggon, Chelsea Stockwell, Ravan Ahmadov, Daven Henze, Brian McDonald. Improving Simulated Secondary Organic Aerosol Formation and Better Understanding Sources in Los Angeles.
10:00-10:15	Elijah Miller, Sean Coburn, Kevin Rozmiarek, Tyler Jones, Nicholas Hasson, Caroline Alden, Bruce Vaughn, Valerie Morris, Katey Walter Anthony, Gregory Rieker. Open-Path Dual Comb Spectroscopy for Arctic Methane Flux Quantification: Overcoming Challenges in Measuring Biogenic Emissions.
10:15-10:30	Chia-Hua Hsu, Daven K. Henze, Arthur P. Mizzi, Colin Harkins, Congmeng Lyu, Jian He, Rebecca Schwantes, Owen Copper, and Brian C. McDonald. Top-down estimates of NOx emissions using TEMPO and TROPOMI NO2 remote sensing observations in the U.S.
10:30-10:45	Patrick Wiecko, Daven K. Henze, M. Omar Nawaz. Sector-, season-, and country-specific NO2-associated health benefits from NOx emission reductions.

Session II: Afternoon platform presentations

This session will run from 1:00 to 2:30 pm. Presenters and titles are shown in bold.

Time	Presentation (presenter shown in bold)
1:00- 1:15	Dongwook Kim, C. Cho, S. Jeong, S. Lee, B. A. Nault, P. Campuzano-Jost, D. A. Day, J. C. Schroder, J. L. Jimenez, R. Volkamer, D. R. Blake, A. Wisthaler, A. Fried, J. P. DiGangi, G. S. Diskin, S. E. Pusede, S. R. Hall, K. Ullmann, L. G. Huey, D. J. Tanner, J. Dibb, C. J. Knote, K.-E. Min. Secondary organic aerosol formation by glyoxal: Airborne observation over South Korea during KORUS-AQ.
1:15-1:30	Seonsik Yun, Douglas A. Day, Anne V. Handschy, Erick Mattson, Abigail R. Koss, Maya Abou-Ghanem, Joost A. de Gouw, Rainer M. Volkamer, Ann M. Dillner, Roya Bahreini, Armistead G. Russell, Nga L. Ng and Jose L. Jimenez. Characterizing the Sources of Aerosols and Volatile Organic Compounds (VOCs) Impacting Air Quality at the Denver ASCENT site.
1:30-1:45	Alexander C. Bradley and Joost de Gouw. The expansion of solar power and the Duck Curve’s impact on urban air quality and emissions.
1:45-2:00	Nathan M. Sweet, Nathan Malarich, Griffin Mead, Chinthaka Weerasekara, Harleigh Johnson, Kevin C. Cossel, Stephen M. Welch, Brett D. DePaola, Cosmin Blaga, Ian Coddington, Jaymelynn Farney, Sarah Sexton-Bowser, James S. Drouillard, Eduardo A. Santos, and Brian R. Washburn. Simultaneously Measuring Changes in Methane and Ammonia Emissions Resulting from Altering Beef Cattle Diet.
2:00-2:15	Sergio Ibarra-Espinosa, Edmilson Dias de Freitas, Benjamin Gaubert, Pablo Lichtig, Karl Ropkins, Iara da Silva, Guilherme Pereira, Daniel Schuch, Janaina Nascimento, Louisa Emmons, Guy Brasseur. Unveiling the Impacts of Brazil’s Unique Fuel Mix on Air Quality: A Century of Vehicular Emissions.
2:15-2:30	Wyndom S. Chace, Steven S. Brown, Caroline Womack, Kristen Zuraski, Jeff Peischl, Nell B. Schafer, Andrew W. Rollins, Eleanor Waxman, Matthew Coggon, Carsten Warneke, Kelvin Bates, Chelsea Stockwell, Lu Xu, Michael A. Robinson, Chris Jernigan, Patrick Veres, Gordon Novak, Katherine Ball, John Crounse, Paul Wennberg. Airborne Measurements of Ozone in Aged Biomass Burning Plumes from the Historic 2023 Canadian Wildfires.

Session III: Poster presentations

Posters will be available for viewing in the meeting room throughout the day and will be presented at 2:45 - 3:45 pm. Presenters and titles are shown in bold.

Poster presentations (presenter shown in bold)
Sean Benajmin, Michael Hannigan. Low Cost PM 2.5 Sensor Sensitivity to Temperature and Relative Humidity.
Marissa Dauner, Annamarie Guth, Evan Coffey, Sean Benjamin, Peter Hamlington, Michael Hannigan. Volatile Organic Compound Emissions Using Low-Cost Sensors for Vail, CO Prescribed Fire.
Drew Blauth, Lindsey Anderson, Seonsik Yun, Doug Day, Barbara Dix, Anne Handschy, Jose Jimenez, Joost de Gouw. Temperature Dependence of Ozone and Volatile Organic Compounds in Denver.
Jennifer Wu, Sherry Luo, Zhao-Cheng Zeng, Alex J. Turner, Debra Wunch, Omaira E. García, Frank Hase, Rigel Kivi, Hirofumi Ohyama, Isamu Morino, Ralf Sussman, Markus Rettinger, Yao Té, Nicholas M. Deutscher, David W.T. Griffith, Kei Shiomi, Cheng Liu, Justus Notholt, Laura T. Iraci, David F. Pollard, Thorsten Warneke, Coleen Roehl, Thomas J. Pongetti, Stanley P. Sander, Yuk L. Yung. The Post-2020 Surge in Global Atmospheric Methane Observed in Ground-based Observations.
Betsy Farris, Eli Miller, Gabriela Cortez, Madison Rutherford, Evan Coffey, Sean Coburn, James Crews, Bud Pope, Joost de Gouw, Joanna Casey, Mike Hannigan, Daven K. Henze. Supporting Landfill Methane Monitoring from Space.
Henrik Helmig, Rileigh L. Robertson, Marina Vance. Assessing Window AC Filter Performance on Removing Particulate Matter from Wildfire Smoke.
Surya Goda, Rileigh L. Robertson, Marina Vance. Using CONTAM to Model Infiltration of Wildfire Smoke Particulate Matter Into Homes.
Kristina Petrov Strezoska, Isaac Chavarria Esquivel, Nathaniel Ramirez, Nasim Ildiri, Anna Segur, Odessa Gomez, Bailey Fosdick, Emily Kraus, Mark Hernandez. Longitudinal Study of HEPA Air Purifiers Influence on Room Air Mixing Regimes in Elementary School Classrooms.
Joy Edwin-Ezeh, Cheng Pau Lee, Matthew Fyfe, Giulia Brachi, Wil Srubar III. Natural lichens as passive biofilters for improving indoor environmental quality (IEQ).
Madison Rutherford, Rebecca Mesburis, Olivia Jenks, Zhe Peng, Douglas Day, Anne Handschy, Harald Stark, Jose L. Jimenez, Joost de Gouw. Impact of Germicidal Ultraviolet Lamps on Indoor VOC Chemistry and Aerosol Production.

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