News

2020 Fall Meeting of the American

Geophysical Union

December 15, 2020 Katrina’s ongoing work on the hygroscopicity of secondary brown carbon aerosol was presented in a virtual poster.

Alison joins the group

January 22, 2021 Alison Boone has joined the group as an undergraduate research assistant. She will be developing procedures to prepare thin films of organic compounds for gas uptake.

Nathan joins the group

September 27, 2021 Nathan Huskins has joined the group as an undergraduate research assistant. He will be contributing to the characterization of the light absorption of biomass burning aerosol.

2021 Midwest Regional Meeting

of the American Chemical Society

October 22, 2021 Habeeb, Katrina, Colton, and Elijah attended the MWRM of the ACS in Springfield, Missouri, October 20-22. Habeeb, Katrina, and Colton presented posters on reactive uptake of ozone to azo dyes, water uptake to secondary brown carbon aerosol, and modelled absorptivity of organic compounds identified in brown carbon, respectively. Elijah presented a poster summarizing other projects the group has been working on to characterize primary biomass burning organic aerosol.

Elevia and Elizabeth join the group

August 20, 2021 Elevia Bruce and Elizabeth Coody have joined the group as undergraduate research assistants. They will be contributing to the development of procedures for the characterization of biomass burning aerosol and the preparation of novel thin films.

The Schnitzler Group awarded

OCAST grant

October 5, 2021 The Schnitzler Group has been awarded a grant from the Oklahoma Center for Advancement of Science & Technology to study water uptake and light absorption and scattering by biomass burning aerosol from prescribed fire in the southern Great Plains. The funding is $100,000 over two years.

Sithumi joins the group

January 10, 2022 Sithumi Liyanage has joined the group as a first-year graduate student. One focus of her work will be reactions occuring at the gas-aerosol interface.

Troye joins the group

December 3, 2021 Troye Jirka has joined the group as an undergraduate research assistant in the Freshman Research Scholar program. He will be contributing to the characterization of the water uptake of organic aerosol.

Elijah speaks at the University of New

Haven

November 19, 2021 Elijah was invited to present research from the group virtually to faculty and students in the Chemistry Graduate Seminar at the University of New Haven.

Review article published

April 5, 2021 Elijah contributed to an invited review article on aging of brown carbon aerosol in the atmosphere.

Elijah speaks to OSU Student Chapter

of the ACS

March 10, 2022 Elijah presented a seminar on structuring and designing research posters ahead of the OSU Undergraduate Research Symposium.

Troye presents at the OSU Freshman

Research Scholar Symposium

April 8, 2022 Troye presented his work on the evolution of biomass burning organic aerosol in the presence and absence of light.

Elevia and Troye present at the OSU

Undergraduate Research Symposium

April 19, 2022 Elevia presented her work on separating biomass burning organic aerosol by polarity, and Troye presented his work on the evolution of brown carbon in the presence and absence of light.

Group lunch at Hideaway

April 5, 2022 The group celebrated an exciting and productive Spring semester together.

Elijah presents at the Canadian Chemistry

Conference and Exhibition of the CSC

June 16, 2022 Elijah presented the group’s work on the light absorption and hygroscopicity of biomass burning aerosol from fuel species in the southern Great Plains.

Elijah presents at the Family Night event

of the Oklahoma Section of the ACS

September 16, 2022 Elijah introduced the general concepts and tools used in atmospheric aerosol research and presented how the the properties of particles produced by wildfires change during their atmospheric residence time.

Elijah presents at the Annual Conference

of the AAAR

October 7, 2022 Elijah presented the group’s work on the light absorption and hygroscopicity of biomass burning organic aerosol.

Habeeb, Katrina, and Sithumi present

at the Annual Pentasectional Meeting

of the ACS

October 8, 2022 Habeeb presented work on the reactive uptake of ozone in the indoor environment, Katrina presented work on the absorptivity and hygroscopicity of biomass burning organic aerosol, and Sithumi presented work on multiphase chemistry in aqueous droplets.

Christian joins the group

May 31, 2022 Christian Escritt has joined the group as an undergraduate research assistant. Christian is a McNair Scholar, and he will be contributing to the optimization of films for reactive uptake experiments.

Article published

May 23, 2022 Congratulations to Habeeb and Alison on their new publication in the RSC journal Environmental Science: Processes & Impacts, available here.

Article published

October 24, 2022 Congratulations to Katrina, Colton, and Habeeb on their new publication in ACS Earth and Space Chemistry, available here.

Elijah speaks at the University of Nebraska

Omaha

October 24, 2022 Elijah was invited to present research from the group to faculty and students in the Department of Chemistry at the University of Nebraska Omaha.

Group lunch at Fuzzy’s

February 24, 2023 The group celebrated milestones together over Tex-Mex.

Article published

February 6, 2023 Congratulations to Colton on his new publication in ACS Earth and Space Chemistry, available here.

Holly and Jace join the group

January 17, 2023 Holly Anthony and Jace Barton have joined the group as undergraduate research assistants. They will be contributing to smog chamber and flow-tube experiments.

Habeeb and Katrina awarded Smith Han

Summer Research Scholarships

July 1, 2023 Habeeb and Katrina both received this departmental award for outstanding graduate students to support their progress in research this summer.

Elijah presents at the ACS Spring 2023

Meeting

March 27, 2023 Elijah presented the group’s work on the light absorption, hygroscopicity, and aging of biomass burning organic aerosol in the Emerging Investigators & Future Perspectives symposium, organized by the RSC Environmental Science journals.

Elijah presents at the Gordon Research

Conference in Atmospheric Chemistry

August 3, 2023 Elijah presented the group’s work on the origin and evolution of the light absorption of biomass burning aerosol in a poster.

Group lunch

May 15, 2023 The group celebrated the end of the semester and the start of a productive summer together.

Article published

October 2, 2023 Congratulations to Habeeb, Katrina, Colton, Jace, and Elevia on our new publication in ACS Earth and Space Chemistry, available here.

Christian joins the group

August 7, 2023 Christian Escritt has joined the group as a graduate student. One focus of his work will be the evolution of black carbon during its atmospheric residence time.

Group lunch at Yummy House

October 20, 2023 The group celebrated milestones together in St. Louis with delicious ramen.

Habeeb, Katrina, Colton, and Sithumi

present at the 2023 Joint Midwest & Great

Lakes Regional Meeting of the ACS

October 19, 2023 Habeeb, Katrina, and Colton gave talks on their recently published projects, discussing the impacts of ultraviolet irradiation on primary brown carbon, the impacts of photo- oxidation on secondary brown carbon, and the optical properties of cinnamaldehydes in brown carbon, respecticely, and Sithumi presented a poster on her ongoing project on hydrogen peroxide formation. Well done!

Group outing to a hockey game

October 19, 2023 The group celebrated milestones together at a hockey game in St. Louis between the Blues and the Coyotes.

Group lunch at Imo’s Pizza

October 19, 2023 The group celebrated milestones together at a signature St. Louis pizzeria.

Article published

November 15, 2023 Congratulations to Katrina and Habeeb on our new publication in Environmental Science: Atmospheres, available here.

Article featured on front cover

January 1, 2024 Our recent publication in Environmental Science: Atmospheres was selected for the outside front cover, available here.

The Schnitzler Group awarded NSF

CAREER grant

February 9, 2024 The Schnitzler Group has been awarded a CAREER grant from the National Science Foundation to study the origin and evolution of the light absorption of biomass burning aerosol.

Chemistry student holiday party

December 8, 2023 The group celebrated milestones together at the departmental student holiday party.

Schnitzler Group members present at

the 2023 Southwest Regional Meeting of

the ACS

November 16, 2023 Habeeb, Katrina, Colton, Sithumi, Holly, and Jace presented recent work from the group, ranging from projects on biomass burning organic aerosol to nanoplastics. Well done!

Habeeb presents his PhD work to the

department

March 14, 2024 Habeeb delivered the public talk preceding his defense, describing the three projects in his dissertation on the reactive uptake of ozone onto thin films of brown carbon and azo dyes.

Habeeb presents his PhD work at his

undergraduate alma mater

March 1, 2024 Habeeb presented the projects in his dissertation at Southeast Missouri State University in Cape Girardeau, Missouri.

Katrina successfully defends her thesis July 12, 2024 Katrina defended her PhD thesis, entitled “Evolution of the absorptivity and hygroscopicity of carbonaceous aerosol particles: From brown carbon to nanoplastics.” Well done!

Schnitzler Group members present at

the 2024 National Spring Meeting of

the ACS

March 20, 2024 Habeeb, Katrina, Colton, Sithumi, and Christian presented recent work from the group, ranging from projects on brown carbon to black carbon to nanoplastics. Well done!

Group dinner at Maïs Arepas

March 21, 2024 The group celebrated milestones together in New Orleans with delicious Colombian cuisine.

Habeeb successfully defends his thesis March 28, 2024 Habeeb defended his PhD thesis, entitled “Reactive uptake of ozone onto thin films of brown carbon and azo dyes.” Well done!

Katrina presents her PhD work to the

department

June 27, 2024 Katrina delivered the public talk preceding her defense, describing the three projects in her dissertation on the absorptivity and hygroscopicity of carbonaceous aerosols.

Holly, Jace, and Micah present at the OSU

Undergraduate Research Symposium

April 16, 2024 Holly presented her work on brown carbon, Jace presented his work on nanoplastics, and Micah presented his work on black carbon.

Schnitzler Group contributes activities

at OSU Grandparent University

June 13, 2024 The group developed and led four activites in a module called “Tiny Particles, Big Impacts,” at this annual event for students ages 7 to 13 and their grandparents. The activities were developed around low-cost particle sensors, which the students took home with them to continue their investigations of aerosols.