6/6/2025: Welcome Uriel to the Browne Group! Uriel is a RECCS student who will be joining us to learn about the CIMS and conduct experiments over the summer.
4/8/2025: Congratulations to Jeff and Maxwell for passing their oral exams and advancing to Ph.D. candidacy!
4/3/2025: Congratulations to Dr. Daniel Katz on a successful Ph.D. defense! đđ˛đ
3/28/2025: Congratulations to Bri for receiving a CIRES Graduate Student Research Award!
3/3-6/2025: Bri and Ellie travel to present at the Joint ARM User Facility and ASR PI Meeting in Rockville, Maryland. Bri presented a poster on âSeasonal differences in boundary layer gradients in new particle formation in the Southern Great Plains.â
1/6/2025: Welcome Emily to the Browne Group! Emily is an undergraduate at CU who will be working with Ellie on chamber experiments.
12/5/2024: Welcome Natalie and Maxim to the Browne Group!
12/4-6/2024: Ellie traveled to UC Davis to attend the Atmospheric Chemical Mechanisms Conference. There, she was asked to give the plenary talk, where she presented on our research into the gas and particle phase chemistry of volatile methyl siloxanes.
10/21-25/2024: Daniel, Hanalei, and Ellie traveled to Albuquerque, NM to attend AAAR. Congratulations to Hanalei for winning a student platform presentation award!
6/20/2024: Ellie was approved for tenure by the CU Board of Regents. Congratulations Ellie!
6/2024: Congratulations to Daniel for winning a fellowship from the CU Department of Chemistry and a CIRES Graduate Student Research Award!
5/23/2024: Daniel gave a Supergroup talk on âInvestigating the atmospheric chemistry of agricultural regions with NO3-CIMS and Api-ToF field campaign data setsâ.
5/15/2024: Daniel traveled to UT Austin to present âCharacterizing low volatility compounds with Api-ToF and NO3-CIMS field campaign datasetsâ at the CIMS users meeting.Â
4/1/2024: Hanalei gave her 3rd year talk on âInvestigating SOA formation from Volatile Methyl Siloxanesâ to the rest of the Analytical Chemistry Department.
2/5/2024: Daniel and Ellie traveled to Ventura, CA to present at the Molecular and Ionic Clusters Gordon Research Conference. Daniel gave a presentation on âMeasurements of Ambient Ionic Clusters Reveals the Chemical Identity of New Particle Formation and Growth Precursorsâ and Ellie led the discussion session on âClusters in the Atmosphere and Outer Space.âÂ
1/4/2024: Bri heads to Brookhaven National Laboratory in Long Island on a year-long DOE fellowship to work with Chongai Kuang and Tamanna Subba to incorporate WRF-Chem model results into their analysis of field data collected in Oklahoma. Congratulation Bri!
12/4/2023: Welcome Maxwell, Jeff, and Jim to the Browne Group!
10/3-6/2023: Daniel, Bri, and Ellie traveled to Portland, OR for the American Association for Aerosol Research (AAAR) conference to share our work on new particle formation and growth at the DOE ARM Southern Great Plains Research station. Congrats to Daniel on winning a student platform presentation award!
8/7/2023: We welcome our collaborators from the University of Iowa (Prof Charles Stanier, Grad students Jeewani Meepage and Saeideh Mohammadi, and undergrad Carlos Gutierrez) to campus to conduct siloxane oxidation chamber experiments in the environmental chambers. Welcome!
6/29/2023: Mitch's paper "Generalized Kendrick analysis for improved visualization of atmospheric mass spectral data" is out doi:10.5194/amt-16-3273-2023. Check out our GitHub for the code that goes along with it!
6/13/2023: Hanalei was awarded the FINESST fellowship! Congratulations Hanalei!
5/17/2023: Daniel's paper "Chemical identification of new particle formation and growth precursors through positive matrix factorization of ambient ion measurements" is out https://acp.copernicus.org/articles/23/5567/2023/
4/21/2023: So many student accomplishments to recognize from the past few weeks!! From left to right. Nate Reed (joint with Tolbert group) successfully defended his PhD dissertation "The Effects of Trace H2S in Laboratory Experiments of Planetary Organic Haze Chemistry." Bri gave a fantastic 3rd year divisional seminar on their work on new particle formation at the DOE ARM Southern Great Plains site. Hanalei passed her PhD candidacy exam. Daniel's first paper (on ambient ions at SGP) was accepted. Ebenezer @CUBoulderCHEM undergrad was accepted into the McNair scholars program. And last but not least Karla (not pictured), CHEM undergrad and former @CiresEO RECCS student, was accepted into the McNair program, NASA SARP summer program, and is an incoming NOAA Hollings fellow!Â
1/5/2023: Ellie is recognized as an ACS Environmental Au Rising Star. Check out this for more information.
12/2023: Ellie is chairing the session "New Chemical Regimes" and presenting on our work on planetary hazes at the Atmospheric Chemical Mechanisms conference in Davis, CA. Nate is presenting on the optical properties of haze in reducing atmospheres and Karla is presenting on her urea work at the American Geophysical Union fall meeting in Chicago, IL.
10/20/2022: Congratulations to Jared on a fantastic undergraduate honors thesis defense!Â
10/19/2022: For this weekâs #HumansOfCIRES, meet Bri Dobson, a chem PhD candidate @browne_lab_CU! Bri studies particle formation in the atmosphere, they spent 2mos @armnewsteam Southern Great Plains atmospheric observatory & they love to knit + crochet Full interview https://bit.ly/3CLZjCRÂ
9/2022: Nate and Ellie are off to the Netherlands to participate in a Lorentz Center workshop "Tracing Sulfur from Molecular Clouds to the Origin of Life" at the University of Leiden.
4/1/2022: Congratulations to Dr. Mitch Alton for completing his Ph.D. defense!
10/30/2020: Congratulations to Dr. Aroob Abdelhamid for completing her Ph.D. defense!
3/10/2020: Congratulations to Dr. Jennifer Berry for completing her Ph.D. defense!