• February 27, 2025: Prof. Pratt is recognized as a Fulbright Scholar (host institution: CSIRO) at the Fulbright Gala Dinner at Parliament House in Canberra, ACT! Prof. Pratt with the Governor-General of Australia, Sam Mostyn.
  • February 21, 2025: Prof. Pratt attended the National Brown Investigator meeting at Caltech!
  • February 18, 2025: Prof. Pratt was an invited speaker at the Faraday Discussions on Atmospheric Chemistry in Cold Environments in London! Postdoctoral researcher Andrew also attended and presented a poster at the meeting. Great work!
  • February 14, 2025: Congratulations to Ph.D. students Logan and Bella for receiving Graduate Fellowships ($5k each) from the Michigan Space Grant Consortium!
  • February 7, 2025: Our CAPE-k Aerosols field campaign starts! Ault Lab Ph.D. student Kayleigh Reilly, Pratt Lab Ph.D. student Tiantian Zhu, Prof. Kerri Pratt, and Prof. Andy Ault at the Kennaook / Cape Grim Baseline Air Pollution Station in Tasmania!
  • February 2-6, 2025: Prof. Pratt and Ph.D. student Tiantian participated in the CAPE-k student workshop in Stanley, Tasmania with ARM and Australian researchers!
  • January 30, 2025: Ph.D. student Tiantian heads to Australia for the start of our CAPE-k Aerosols field campaign!
  • January 21, 2025: The Pratt lab enjoys Ann Arbor restaurant week with a group lunch!
  • January 11, 2025: Ph.D. student Tiantian receives a $2,200 Turner Research Award from the Dept. of Earth & Environmental Sciences!
  • January 9, 2025: Welcome to our new first-year Chemistry Ph.D. student rotators Gergana, Frozan, Mia, and Holly!
  • December 16, 2024: Congratulations to Ph.D. student Tiantian for passing her 2nd year gateway exam!
  • December 15, 2024: Ph.D. graduate Dr. Judy Wu walks at UM Winter Commencement!
  • December 9-13, 2024: Ph.D. students Andrew H., Bella, Theo, Tiantian, and Anya presented posters at the 2024 American Geophysical Union conference in Washington, DC. Great work, everyone!
  • December 6, 2024: Ph.D. student Tiantian Zhu was awarded an UM Rackham Pre-candidate Research Grant for $1500. Congratulations, Tiantian!
  • December 4-6, 2024: Prof. Pratt gave an invited talk at the Atmospheric Chemical Mechanisms conference!
  • November 22, 2024: Congratulations to former postdoctoral researcher Dr. Graham Frazier on his new position as a Lab Specialist Intermediate at the University of Virginia!
  • November 19, 2024: Congratulations to postdoctoral researcher Dr. Andrew Jensen and former undergraduate researcher Evelyn Widmaier on their new publication “Arctic Tropospheric Ozone Seasonality, Depletion, and Oil Field Influence” in RSC: Faraday Discussions!
  • November 18, 2024: Ph.D. student Tiantian Zhu gave a great Geochemistry, Climate, Life (GCL) seminar hosted by the UM Department of Earth and Environmental Sciences!
  • November 7, 2024: Ph.D. students Logan, Emily, Judy, and Andrew and undergraduate researcher Hailey gave oral presentations and Ph.D. students Bella, Anya, and Theo gave poster presentations at the ANACHEM symposium in Livonia, MI. Congratulations to Emily and Logan for being awarded for the best oral presentations in their sessions!
  • November 1, 2024: Congratulations to Dr. Judy Wu who successfully defended her PhD dissertation!
  • October 25, 2024: Congratulations to PhD student Emily Costa for being awarded an outstanding oral presentation award at the AAAR Fall 2024 meeting in Albuquerque, NM!
  • October 22, 2024: Congratulations to former postdoctoral researcher Dr. Jessica Mirrielees, former PhD student Dr. Rachel Kirpes, and PhD student Emily Costa for their recent publication “Marine aerosol generation experiments in the High Arctic during summertime” in Elementa!
  • October 19, 2024: Ph.D. student Judy Wu and undergraduate researcher Hailey Kempf attend the 2024 MSGC Fall Conference in Ann Arbor, MI, at which Hailey gave a wonderful poster presentation!
  • October 8, 2024: Ph.D. student Emily Costa gave a talk at the 2024 EMSL User’s Meeting in Richland, WA. Great work, Emily!
  • October 8, 2024: Congratulations to Ph.D. student Anya for being awarded a Rackham Pre-candidate Research Grant for $1500!
  • October 6, 2024: The Pratt lab celebrates fall with apple picking!
  • September 9-13, 2024: Prof. Pratt attends the 18th International Global Atmospheric Chemistry Conference in Kuala Lumpur, Malaysia.
  • September 10, 2024: Welcome to our new first year Chemistry Ph.D. student rotators Gigi, Shatabdi, Joe, Anthony, and Randi!
  • September 4, 2024: Congratulations to undergraduate researcher Hailey for receiving a $500 research grant from the Department of Earth and Environmental Sciences!
  • August 30, 2024: Congratulations to undergraduate researcher Hailey for receiving two travel grants from the Departments of Chemistry and Earth & Environmental Sciences to fund her presentation at the ACS Fall 2024 meeting, graduate students Theo, Bella, and Emily for receiving Rackham Graduate School funding for research support, and undergraduate researcher Claire for receiving a research grant from the UM Department of Earth and Environmental Science! Congratulations, everyone!
  • August 18 – 22, 2024: Prof. Pratt, graduate students Judy and Logan, and undergraduate researcher Hailey all attended and presented at the American Chemical Society Fall 2024 meeting in Denver, CO. Great work everyone!

July 26, 2024: Graduate students Emily, Theo, Bella, and Anya presented posters at the 2024 Karle symposium. Emily was selected for a Student Poster Presentation award! Great job, everyone!

July 25, 2024: Undergraduate researcher Claire presents a poster at the URAN|UM symposium. Great work, Claire!

  • July 23, 2024: Congratulations to Judy, Jessica, Prof. Pratt and Pratt Lab alumni Dr. Jun Liu and Dr. Matthew Gunsch on the new publication, “Quantifying the Diversity of an Atmospheric Aerosol Population in an Arctic Oil Field on a Single-Particle Level” in JGR Atmospheres!
  • July 22, 2024: Research lab specialist senior Vanessa and graduate student Andrew depart for second deployment of the A-ATOFMS on the NASA ARCSIX campaign!
  • June 28 – 29, 2024: Prof. Pratt, postdoctoral researchers Graham and Andrew J., Ph.D. students Bella and Anya, and undergraduate researcher Claire attend and present at the CHACHA meeting in Stony Brook, NY. Great job, everyone!
  • June 23 – 28, 2024: Prof. Pratt attends and presents an invited talk in an Extreme Environments Sensing session at the Gordon Research Conference on Bioanalytical Sensors in Newport, RI!
  • June 17, 2024: Welcome new first year Chemistry Ph.D. student rotator, Frozan!
  • June 2 – 7, 2024: Ph.D. student Emily attended the annual American Meteorological Society Summer Policy Colloquium in Washington, D.C. She and other graduate students from across the country were selected to participate with full financial support!
  • June 6, 2024: Welcome new first year Chemistry Ph.D. student rotator, Alexander!
  • June 3, 2024: Congrats to graduate students Judy and Logan who were awarded UM Rackham Conference Travel grants!
  • June 3, 2024: Graduate student Judy was awarded an ACS ANYL Younger Chemists travel grant. Congratulations, Judy!
  • June 2 – 14, 2024: Postdoctoral researcher Andrew J. visits Aerodyne Research in Billerica, MA to perform calibrations for the CLOROX campaign.
  • May 29, 2024: Prof. Pratt is one of eight mid-career scientists awarded a 2024 National Brown Investigator Award. Congratulations, Prof. Pratt! Read more from the CalTech and UM press releases!
  • May 24, 2024: Prof. Pratt, research lab specialist senior Vanessa, and graduate student Andrew H. fly to Pituffik Space Force Base in Greenland for the first deployment of the A-ATOFMS on the NASA ARCSIX field campaign.

May 14 – 17, 2024: Post-doctoral researchers Andrew J. and Graham attend and present at the Aerodyne CIMS meeting in Austin, TX. Graduate students Izabella and Anya attended the meeting online. Great work Andrew J. and Graham!

  • May 10, 2024: Congratulations to Ph.D. student Andrew on completing his fourth year data meeting, a major milestone in the program!
  • May 7, 2024: Graduate student Emily gave an oral presentation and graduate student Logan presented a poster at the UM/Agilent Measurement Science Symposium. Great work Emily and Logan!
  • May 2, 2024: Graduate students Emily and Logan present at the ALPACA teleconference. Great work Emily and Logan!
  • April 25, 2024: Chemistry Ph.D. students Theo, Bella, and Anya officially join the Pratt Lab. Welcome!
  • April 23, 2024: Undergraduate researcher Monica submits her honors thesis. Great work, Monica!
  • April 14 – 17, 2024: Ph.D. student Emily attended the Catalyzing Advocacy in Science and Engineering Workshop (CASE) hosted by the American Association for the Advancement of Science (AAAS) in Washington, D.C.
  • April 12, 2024: Ph.D. student Andrew H. and research lab specialist senior Vanessa leave for Wallops Island, VA to install the ATOFMS aboard the P-3 aircraft ahead of the NASA ARCSIX campaign.
  • April 11, 2024: Ph.D. student Emily was accepted with full funding to attend the American Meteorological Society Summer Policy Colloquium in Washington, D.C. Congratulations, Emily!
  • April 11, 2024: Ph.D. student Tiantian gave a seminar at the Geochemistry, Climate, and Life (GCL) seminar series organized by the Earth and Environmental Sciences Department. Great work, Tiantian!
  • April 10, 2024: Congratulations to Ph.D. student Judy for being awarded the Department of Chemistry Margaret & Herman Sokol Graduate Summer Research Fellowship!
  • April 8, 2024: The Pratt Lab watches the total solar eclipse!
  • April 5, 2024: Undergraduate researcher Hailey gave a talk at the Michigan Geophysical Union (MGU) symposium and was awarded Best Oral Presentation! Earth PhD student Tiantian and undergraduate researchers Monica, Chadwin, Claire, and Anjali presented posters. Great work everyone!
  • April 5, 2024: Undergraduate researcher Claire was selected for the U-M Chemistry Summer Undergraduate Research Program! Congratulations, Claire!
  • April 5, 2024: Undergraduate researcher Chadwin was awarded a U-M Arctic Internship Fellowship! Congratulations, Chadwin!
  • April 4, 2024: Ph.D. student Tiantian was awarded an Institute for Global Change Biology Graduate Fellowship for atmospheric particle sampling in Tasmania next year as part of the CAPE-K field campaign! Congratulations, Tiantian!
  • March 20, 2024: Prof. Pratt presented an invited talk in the Royal Society of Chemistry Symposium Showcasing Emerging Investigators and Future Perspectives at the ACS Spring Meeting in New Orleans, LA.
  • March 7, 2024: Ph.D. student Judy completed her data meeting. Congratulations, Judy!
  • February 26 – March 1, 2024: Professor Pratt participated in and presented research results at the 2024 International MOSAiC Science Conference in Potsdam, Germany.
  • February 17, 2024: Postdoc Graham volunteers for the University of Michigan Science Invitational. During this event, 1,000+ students (high school and middle school) from all over the country compete in various science-based competitions and events.
  • February 12, 2024: Congratulations to Judy for receiving a Graduate Fellowship ($5K) and Hailey for receiving a Faculty-Led Fellowship for Undergraduates ($4K) from the Michigan Space Grant Consortium.
  • January 31, 2024: Prof. Pratt gave an invited talk in Baltimore, MD on the 2022 ALPACA field campaign at the 2024 104th American Meteorological Society (AMS) Annual Meeting.
  • January 10, 2024: Welcome new first-year Chemistry Ph.D. student rotator, Theo and undergraduate students Anjali and Claire!
  • January 7, 2024: Ph.D. student Logan and postdoc Vanessa flew to Salt Lake City, UT to participate in a field campaign collaborating with the Gaston (U. Miami) and Hallar (U. Utah) labs!
  • December 11 – 15, 2023: Ph.D. students Judy, Andrew H., and Emily, postdoctoral researchers Andrew J. and Graham, and Prof. Pratt attended and presented at the American Geophysical Union Fall Meeting 2023 in San Francisco, CA. Great work everyone!
  • December 8, 2023: Congratulations to Logan for completing her 3rd year seminar!
  • December 6, 2023: Congratulations to Emily for completing her 3rd year seminar!
  • November 17, 2023: Ph.D. students Judy, Andrew, Emily, and Logan presented virtual posters at the 1st IGAC-iCACGP ECR virtual conference. Great work, everyone!
  • November 9, 2023: Ph.D. students Logan, Emily, Judy, and Andrew gave oral presentations at the 2023 ANACHEM symposium in Livonia, MI. Congratulations to Judy and Andrew for being recognized as top presenters in their sessions! Great job, everyone!
  • October 30, 2023: Ph.D. student James from Prof. Cassie Gaston’s group at the University of Miami arrives in Ann Arbor to begin aerosol flow tube experiments. Welcome, James!
  • October 21, 2023: Ph.D. student Judy presented at the Michigan Space Grant Consortium conference in Kalamazoo, Michigan. Great job, Judy!
  • October 20, 2023: Prof. Pratt presents at the Kopelman symposium in honor of the life and scientific legacy of Prof. Raoul Kopelman.
  • October 17, 2023: The Pratt lab paints pumpkins to celebrate Fall!
  • October 14, 2023: Post-doctoral researcher Jessica gave a presentation at Scientist in the Forum at the UM Museum of Natural History. Great job, Jessica!
  • September 25 – 29, 2023: Prof. Pratt travels to Singapore to participate in the scientific steering committee meeting of the International Global Atmospheric Chemistry (IGAC) Project.

September 18 – 20, 2023: Prof. Pratt travels to NYC to be honored as a 2023 Blavatnik National Award Finalist!

  • September 13, 2023: Welcome new first-year Chemistry Ph.D. student rotators – Anya, Izabella, and Ali!
  • September 8 – 11, 2023: Prof. Pratt visits the University of Grenoble-Alpes and participates in the 2nd CIce2Clouds workshop in Grenoble, France.
  • September 4 – 7, 2023: Prof. Pratt visits Stockholm University and gives an oral presentation at the 4th MOCCHA (Arctic Ocean 2018) Field Campaign Workshop in Stockholm, Sweden.
  • August 28, 2023: Welcome to Tiantian Zhu, a first-year Ph.D. student in the Dept. of Earth & Environmental Sciences!
  • August 8, 2023: Prof. Pratt gave an invited plenary presentation at the DOE ARM/ASR PI meeting in Rockville, Maryland.
  • August 7 – 11, 2023: Prof. Pratt and post-doctoral researcher Vanessa attended the ARCSIX field campaign planning workshop.
  • August 3, 2023: D-RISE student presents an exhibit at an educational event for children at the UM Museum of Natural History!
  • July 30 – August 4, 2023: Prof. Pratt attended and presented a poster at the Gordon Research Conference on Atmospheric Chemistry in Newry, Maine.
  • July 28, 2023: Ph.D. student Emily receives the NASA FINESST (Future Investigators in NASA Earth and Space Science and Technology) award, a 3-year fellowship!

July 28, 2023: Ph.D. student Logan gave an oral presentation and Ph.D. students Judy, Andrew H., Monica D., and Kelsey present posters at the Karle symposium. Logan received a 2nd place oral presentation award. Great job, everyone!

  • July 27, 2023: Previous member Stephen McNamara returns to UofM to participate in the Alum|NUM event and visits our lab!
  • July 27, 2023: Undergraduate researchers Hailey and Monica M. and D-RISE high school student present posters at the URAN|UM symposium.
  • July 26, 2023: Prof. Pratt was selected as a finalist for the 2023 Blavatnik National Awards for Young Scientists, a prestigious award for “America’s most innovative, faculty-ranked scientists and engineers.” Congratulations, Prof. Pratt!
  • July 4, 2023: Ph.D. student Emily begins field research with the Ault lab in Connecticut as part of the AEROMMA (Atmospheric Emissions and Reactions Observed from Megacities to Marine Areas) field campaign.
  • June 26, 2023: A D-RISE high school student begins her summer internship in the Pratt Lab. Welcome!
  • June 22, 2023: The Pratt and Ault labs have a joint summer party to celebrate another successful semester!
  • June 12, 2023: Dr. Andrew Jensen joins the Pratt lab as a postdoctoral fellow. He recently received his Ph.D. in Chemistry at UC-Boulder. Welcome, Andrew!
  • June 5 – 7, 2023: Dr. Vanessa Selimovic and Dr. Pratt attend and give presentations at the PACES (air Pollution in the Arctic: Climate, Environment, and Society) Open Science meeting in Helsinki, Finland!
  • June 5, 2023: Welcome to incoming Ph.D. student Kelsey Ramp, who begins her summer Pratt lab rotation!
  • May 30 – June 2, 2023: Sophie Kitsick from Ilisagvik College visits Michigan!

May 25, 2023: The Pratt lab paints penguins to celebrate Prof. Pratt’s promotion!

  • May 22, 2023: Congratulations to Prof. Pratt and former member Dr. Rachel Kirpes on their recent coauthored publication “ Modelling wintertime sea-spray aerosols under Arctic haze conditions” in Atmos. Chem. Phys.!
  • May 18, 2023: Prof. Pratt is promoted to Full Professor. Congratulations Prof. Pratt!
  • May 9 – 12, 2023: Prof. Pratt, Monica D., Vanessa, and Graham attend the CIMS Users Meeting.
  • May 11, 2023: Dr. Graham Frazier joins the Pratt group as a postdoctoral fellow. He recently received his Ph.D. in Chemistry at Virginia Tech. Welcome, Graham!
  • May 9, 2023: Chemistry Ph.D. student Monica Dibley officially joins the Pratt lab. Welcome!
  • May 8, 2023: Judy completes her 4th year data meeting. Congratulations, Judy!
  • April 29, 2023: Congratulations to Evelyn on graduating with honors from the University of Michigan, receiving her B.S. in Chemistry with a minor in Earth Science! Evelyn also received the ACS Analytical Chemistry Award. She will go on to to pursue a PhD in chemistry at the University of Wisconsin-Madison!

April 22, 2023: Judy and Andrew presented talks, and Logan, Emily, Evelyn, Monica, Chadwin, Hailey, and Ella presented posters at the 2nd annual UM/Agilent Symposium on Measurement Science

  • April 21, 2023: Prof. Pratt visited and gave an invited seminar in the School of Marine and Atmospheric Sciences at Stony Brook University.
  • April 19, 2023: Congratulations to undergraduates Monica and Ella on receiving U-M Chemistry May-Walt Summer Research Scholarships, Chadwin on receiving the U-M Chemistry Walter Yates Award, and Hailey on receiving the U-M Arctic Internship Fellowship. All of them will be conducting research this summer!
  • April 18, 2023: Congratulations to Prof. Pratt on recent publication, led by a PhD student rotator, “ A Guided-Inquiry Activity for Introducing Students to Figures from Primary Scientific Literature” in J. Chem. Educ.!
  • April 14, 2023: Prof. Pratt accompanied her PhD advisor Prof. Kim Prather to Harvard University, where Prof. Prather received the prestigious 2023 Gustavus John Esselen Award for Chemistry in the Public Interest!
  • March 29-30, 2023: Prof. Pratt traveled to the Pacific Northwest National Laboratory (PNNL) and participated in the Environmental Molecular Sciences Laboratory (EMSL) Science & Technology Advisory Committee to provide guidance for the Department of Energy user facility.
  • March 29, 2023: Congratulations to Judy and Andrew on being awarded a Rackham Graduate Student Research Grant for financial assistance with their research projects!
  • March 27-30, 2023: Prof. Pratt, Judy, and Andrew presented talks at the “Approaching Atmospheric Chemistry from a Single Particle Perspective” Session, and Logan, Emily and Evelyn presented posters at the ACS Spring 2023 Meeting in Indianapolis, IN.

  • March 16, 2023: Congratulations to Ph.D. candidate Emily Costa on passing her gateway exam, an important milestone in her PhD career!
  • March 14, 2023: Congratulations to Ph.D. candidate Logan Forshee on passing her gateway exam, an important milestone in her PhD career!
  • March 1, 2023 Dr. Vanessa Selimovic joins the Pratt group as a postdoctoral fellow. She received her Ph.D. in Environmental/Analytical Chemistry at the University of Montana! Welcome, Vanessa!
  • February 22, 2023 Congratulations to Judy, who just received news that she was awarded a $5k Michigan Space Grant Consortium Graduate Fellowship!
  • February 14, 2023 Postdoc Jessica presented her initial results on the “Identification and Chemical Composition of Sea Spray Aerosol during MOSAiC” at the 2nd MOSAiC Science Conference in Boulder, CO.
  • February 1, 2023 Undergraduate Ella Sobieszczyk joins the Pratt Lab to use Raman spectroscopy for the analysis of previous field campaign data. Welcome!
  • January 17, 2023 Undergraduate Hailey Kempf joins the Pratt Lab. She will be working on the analysis of previous field campaign data using microscopy. Welcome!
  • January 8 – 12, 2023 : Jessica presented her work on the “Characterization of Arctic Sea Spray Aerosol Particles from the Year-Long MOSAiC Expedition” at the 103rd AMS Annual Meeting in Denver, CO.
  • January 4, 2023 First-year Chemistry Ph.D. students Katie Barnes and Monica Dibley begin their rotations in the Pratt lab. Welcome!
  • December 12 – 16, 2022: Prof. Pratt presented a poster at the AGU 2022 Fall Meeting highlighting our group’s research results on aerosol sources, composition, and mixing state within the North Slope of Alaska oil fields! Read the highlighted papers: Kolesar 2017, Gunsch & Liu 2020, Liu 2021
  • December 7, 2022: Congratulations to Andrew on completing his 3rd year seminar and receiving the Dept. of Chemistry 3rd Year Analytical Seminar Travel Award!
  • October 19, 2022: Prof. Pratt gave an invited talks for the monthly virtual Analytical Chemistry Diversity Colloquium (AC/DC).
  • October 12, 2022: Ph.D. students Judy, Andrew, Emily, and Logan presented a literature overview of techniques used in the Pratt Lab as a primer for Prof. Pratt’s Analytical Chemistry Diversity Colloquium (AC/DC) virtual seminar.
  • October 11, 2022: Prof. Pratt gave her department full professor promotion seminar, and we celebrated with dinner afterwards!

October 3 – 7, 2022: Ph.D. students Judy, Andrew, Emily, and Logan presented posters and postdoc Jessica gave an oral presentation at the 40th Annual AAAR Conference in Raleigh, NC.

October 3, 2022: Prof. Pratt was presented with the 2022 University of Michigan Faculty Recognition Award that recognizes mid-career faculty who have demonstrated outstanding achievements in research, teaching, and service. Read more here!

  • September, 29, 2022: Congratulations to Prof. Pratt and previous lab members, including recently graduated Dr. Jamy Y. Lee, Dr. Peter Peterson, Ryan Cook, and Dr. Rachel Hems on the newest Pratt Lab publication, “Wildfire Smoke Influence on Cloud Water Chemical Composition at Whiteface Mountain, New York” in JGR. Atmospheres. This paper also appeared in the JGR: Earth Surface Special Issue, Fire in the Earth System!
  • September 26, 2022: Prof. Pratt gave a seminar, hosted by Assistant Professor Emanuela Gionfriddo, in the Department of Chemistry at the University of Toledo.
  • September 23, 2022: Congratulations to Judy, Andrew, Logan, and Emily on being awarded Rackham Conference Travel Grants for the AAAR conference in Raleigh, NC!
  • September 19, 2022: Prof. Pratt gave a seminar, hosted by Assistant Professor Jeff Geddes, at Boston University for the Biogeosciences Program.
  • September 11, 2022: Undergraduates Monica Mashkevich and Cheuk Yin Chadwin Ng join the Pratt Lab. They will be working on the analysis of previous field campaign data using microscopy. Welcome!
  • August 24-26, 2022: Prof. Pratt and PhD students Andrew, Logan, Emily (in person), and Judy (virtually) attend the ALPACA workshop at John Hopkins University in Baltimore, MD.
  • August 18, 2022: Previous member Matt Gunsch returns to UofM to participate in the 2022 Merck Michigan Symposium.
  • August 15, 2022: Undergraduate student Evelyn returns to the Pratt lab for her senior year, welcome back!
  • August 12, 2022: Ph.D. student Andrew gave an oral presentation and Ph.D. students Judy and Logan presented posters at the 2022 Karle Symposium. Andrew received a 3rd Place Oral Presentation award. Logan and Judy were also awarded with a Student Poster Presentation Award! Great job, everyone!
  • August 11, 2022: Previous members Rachel Kirpes and Stephen McNamara return to UofM to participate in the Alum|NUM (Alumni Networking at UMich) event!
  • August 9, 2022: Congratulations to Dr. Jamy Lee on successfully defending her dissertation!
  • July 25, 2022: Prof. Pratt gave an invited virtual lecture to a summer school at Zheijiang University in China.
  • July 18, 2022: Prof. Pratt gave one of two joint talks between the Telluride Workshops on New Insights into Gas-phase Atmospheric Chemistry and Organic Particles in the Atmosphere: Formation, Properties, and Impact.
  • June 29, 2022: The Pratt Lab tie-dyes custom t-shirts to celebrate Pride month! Thank you Emily for organizing such a fun event!
  • May 31, 2022: Postdoc Natasha finishes her position at Michigan and is moving to Switzerland!
  • May 11, 2022: Enjoying the warm weather outdoors!
  • May 11, 2022: Prof. Pratt gave an invited talk in the “Polar halogen chemistry and interlinked processes” Session at the virtual CATCH Open Science Workshop.
  • May 9, 2022: Congratulations to Ph.D. candidate Andrew Holen for passing his gateway exam!
  • April 26, 2022: First-year Chemistry Ph.D. student David Gazdecki begins his rotation in the Pratt lab. Welcome!
  • April 25, 2022: Congratulations to Ph.D. student Emily on being awarded a Rackham Graduate Student Research Grant!
  • April 18, 2022: Chemistry Ph.D. students Emily Costa and Logan Forshee officially join the Pratt Lab. Welcome!
  • April 7, 2022: Undergraduate student Evelyn presented a poster at the Michigan Geophysical Union (MGU) Symposium.
  • March 28, 2022: Congratulations to former Pratt lab members Rachel Kirpes, Matt Gunsch, and Nate May, and Prof. Pratt on their new publication “Solid Organic-Coated Ammonium Sulfate Particles at High Relative Humidity in the Summertime Arctic Atmosphere” in Proceedings of the National Academy of Sciences. This paper was featured in an article entitled Solid aerosols found in Arctic atmosphere could impact cloud formation and climate on the Michigan News website!
  • February 22, 2022: Congratulations to PhD student Kathryn, former members Stephen, Qianjie, Hannah and Jacinta, and Prof. Pratt on their new publication “Urban Inland Wintertime N2O5 and ClNO2 Influenced by Snow-Covered Ground, Air Turbulence, and Precipitation” in Atmos. Chem. Phys.!
  • February 14, 2022: Postdoc Daun and Natasha flew to Utqiagvik, Alaska to participate in the CHACHA (CHemistry in the Arctic: Clouds, Halogens, and Aerosols) aircraft field campaign!
  • February 07, 2022: Congratulations to Prof. Pratt on the new publication “Overview of the MOSAiC expedition—Atmosphere” in Elementa: Science of the Anthropocene!
  • February 1, 2021: Dr. Natasha Garner returns to the Pratt group as a postdoctoral fellow. She recently received her Ph.D. in Chemistry at the University of Calgary! Welcome back, Natasha!
  • January 17, 2022: Welcome to first-year Chemistry Ph.D. student Cara Waters, who begins her winter rotation in the Pratt lab!
  • January 6, 2022: Ph.D. students Judy Wu and Andrew Holen flew to Fairbanks, Alaska to participate in the ALPACA (ALaskan Pollution and Chemical Analysis) field campaign!
  • December 21, 2021: Prof. Pratt gave a virtual oral presentation as part of the virtual Pacifichem (International Chemical Congress of the Pacific Basin Societies) meeting.
  • December 15, 2021: Ph.D. student Jamy Lee gave a presentation on her research at the American Geophysical Union meeting in New Orleans.
  • December 13, 2021: Prof. Pratt received the 2021 Atmospheric Sciences Ascent Award and gave her award lecture at the American Geophysical Union meeting.
  • December 6, 2021: Congratulations to PhD candidate Judy on completing her 3rd year seminar, an important milestone in her PhD career!
  • October 21, 2021: Congratulations to Prof. Pratt and former Ph.D. student Nate May on their new publication “FORest Canopy Atmosphere Transfer (FORCAst) 2.0: model updates and evaluation with observations at a mixed forest site” in Geoscientific Model Development!
  • October 18-22, 2021: Jess, Andrew, and Judy present at the 39th AAAR Annual Conference.
  • September 30, 2021: Congratulations to Prof. Pratt and collaborators on their new publication “Cultural Relevance in Chemistry Education: Snow Chemistry and the Iñupiaq Community” in J. Chem. Educ.!
  • September 24, 2021: Congratulations to Judy and Andrew on being awarded Rackham Conference “Travel” Grants for their virtual AAAR participation!
  • September 17, 2021: Ph.D. student Kathryn and postdocs Daun and Jess gave 5 minute talks at the virtual IGAC (International Global Atmospheric Chemistry) Project CATCH (Cryosphere and Atmospheric Chemistry) session. Only 11/34 abstracts were chosen to give these short talks to highlight their posters, so congrats to Kathryn, Daun, and Jess!
  • September 13, 2021: Welcome to first-year Chemistry Ph.D. students Scarlet Aguilar Martinez, Emily Costa, Logan Forshee, Karis Barnett, Rebecca Parham, and Ian Bain, who begin their fall rotations in the Pratt lab!
  • September 10, 2021: Congratulations to Prof. Pratt on receving the American Geophysical Union’s Atmospheric Sciences Ascent Award!
  • August 26, 2021: Prof. Pratt gave a talk at the virtual BEPSII (Biogeochemical Exchange Processes at Sea Ice Interfaces) Annual Meeting.
  • August 2, 2021: Dr. Hannah Kenagy joins the Pratt group as a postdoctoral fellow. She recently received her Ph.D. in Chemistry at UC Berkeley! Welcome, Hannah!
  • July 30, 2021: Ph.D. student Jamy gave a virtual oral presentation and Ph.D. students Kathryn, Judy, and Andrew presented virtual posters the 2021 Isabella & Jerome Karle Symposium. Kathryn and Judy were also awarded with Student Poster Presenter Awards! Good work, Kathryn and Judy!
  • July 29, 2021: Undergraduate researcher Evelyn presented a virtual poster at the URAN|UM poster session.
  • June 25, 2021: Congratulations to Prof. Pratt and collaborators on the new publication, “Coupled Air Quality and Boundary-Layer Meteorology in Western U.S. Basins during Winter: Design and Rationale for a Comprehensive Study”, in Bull. Am. Meteorol. Soc!
  • June 7, 2021: Welcome to incoming Chemistry Ph.D. student Scarlet Aguilar Martinez, who begins her summer rotation in the Pratt lab!
  • June 2, 2021: Congratulations to Ph.D. student Judy on being awarded a Rackham Graduate Student Research Grant!
  • May 26-28, 2021: Prof. Pratt led a session and gave a talk at the virtual IGAC PACES (air Pollution in the Arctic: Climate, Environment, & Societies) Open Science Meeting.
  • May 5, 2021: Ph.D. student Judy passes candidacy and is now a Ph.D. candidate at the University of Michigan!
  • May 1, 2021: Congratulations to undergraduate researcher Jonathan Tong on graduating with a B.S. in Chemistry and receiving the Dept. of Chemistry 2021 American Institute of Chemists Award. Jonathan plans to attend medical school following graduation!
  • April 29, 2021: Congratulations to Ph.D. student Kathryn for being awarded the Dept. of Chemistry Wayne & Carol Pletcher Graduate Summer Fellowship!
  • April 28, 2021: Congratulations to Ph.D. student Kathryn on receiving the Dept. of Chemistry 3rd Year Analytical Seminar Travel Award!
  • April 27, 2021: Prof. Pratt is awarded a LSA Associate Professor Support Fund grant through the Margaret and Herman Sokol Faculty Awards!
  • April 26, 2021: Chemistry Ph.D. student Andrew Holen officially joins the Pratt Lab as a Ph.D. candidate. Andrew received his B.A. in ACS Chemistry from Concordia College. Welcome, Andrew!
  • April 22, 2021: Congratulations to undergraduate researcher Evelyn on being awarded a U-M LSA Summer Internship Fellowship for summer research in the Pratt Lab!
  • April 22, 2021: Prof. Pratt gives a virtual seminar for the Dept. of Chemistry at Hendrix College in Conway, AR.
  • April 22, 2021: Ph.D. student Jamy completes her data meeting. Congratulations, Jamy!
  • April 21, 2021: Congratulations to Ph.D. student Nikki on completing her 3rd year seminar!
  • April 16, 2021: Prof. Pratt gives a virtual seminar for the Dept. of Chemistry at the College of William and Mary in Williamsburg, VA.
  • April 16, 2021: Ph.D. student Judy gave a virtual oral presentation at the Michigan Geophysical Union (MGU) Symposium. Undergraduate researchers Jonathan, Laura, and Evelyn presented virtual posters.
  • April 12, 2021: Congratulations to former Ph.D. student and postdoc Dr. Stephen McNamara, former postdoc Dr. Qianjie Chen, former visiting PhD student (from ETH Zurich) Dr. Jacinta Edebeli, Ph.D. student Kathryn Kulju, former D-RISE high school student Jasmine Mumpfield, and Prof. Pratt on their publication “Observation of N2O5 Deposition and ClNO2 Production on the Saline Snowpack” in ACS Earth & Space Chemistry!
  • March 20, 2021: Postdoc Jess and undergraduate student Evelyn presented a talk developed through the Science Communication Fellows Program at the University of Michigan’s Meet a Scientist Virtual Event!
  • March 19, 2021: Prof. Pratt gives a virtual seminar for the Dept. of Chemistry at St. Olaf College in Northfield, MN.
  • March 18, 2021: Congratulations to PhD candidate Kathryn on completing her 3rd year seminar, an important milestone in her PhD career!
  • February, 27, 2021: Congratulations to Evelyn on receiving a U-M Arctic Internship Fellowship to do research virtually with our lab this summer! Woo-hoo!
  • February 15, 2021: Staying connected while working from home! 😊
  • October, 24, 2020: Congratulations to previous lab members Dr. M. Gunsch, Dr. J. Liu and Prof. Pratt on their new co-authored publication “Long-term trends for marine sulfur aerosol in the Alaskan Arctic and relationships with temperature” led by Professor Rebecca Sheesley at Baylor University in the Journal of Geophysical Research: Atmospheres!
  • October 8, 2020: Ph.D. student Judy presents a poster at the virtual AAAR (American Association for Aerosol Research) Annual Conference!
  • October 1, 2020: We are excited for the start of our Pacific Northwest National Laboratory Environmental Molecular Sciences Laboratory (PNNL EMSL) user facility grant to collaborate with Dr. Swarup China!
  • September 15, 2020: We are excited for the start of our new collaborative NSF grant “Collaborative Research: Chemistry in the Arctic – Clouds, Halogens, and Aerosols (CHACHA)” for an aircraft field campaign in northern Alaska in 2022!
  • September 14, 2020: New Chemistry Ph.D. students Andrew Holen and Bridget Murray begin their rotations in the Pratt lab. Welcome!
  • September 4, 2020:Prof. Pratt gave a virtual seminar as part of the North Carolina State University Analytical Seminar Series.
  • September 1, 2020: We are excited for the start of our new collaborative NOAA grant “Wintertime Halogen Chemistry in Polluted, Inland, Urban Environments” with Prof. Cassandra Gaston at the University of Miami (Coral Gables, FL)!
  • September 1, 2020: Former Pratt Lab Ph.D. student Dr. Rachel Kirpes finished her one-year National Academy of Sciences Gulf Research Program Science Policy Fellowship and started as a Scientist at EPA Region 5 Air Programs Branch in Chicago. Best wishes, Rachel!
  • September 1, 2020: Dr. Jessica Mirrielees joins the Pratt group as a postdoctoral fellow. She recently received her Ph.D. in Atmospheric Sciences from the lab of Prof. Sarah Brooks at Texas A&M! Welcome, Jessica!
  • August 31, 2020: Welcome back undergraduate researchers Laura Lorenger, Jonathan Tong, and Evelyn Widmaier. Congratulations Evelyn on being accepted into the Research Scholars Program!
  • August 24 – 28, 2020: Prof. Pratt participated in the virtual international BEPSII (Biogeochemical Exchange Processes at Sea Ice Interfaces) meeting, interacting with scientists in Europe, Asia, and Australia!
  • August 15, 2020: We are excited for the start of our new collaborative NSF grant “Collaborative Research: Greater NY Oxidant, Trace gas, Halogen, and Aerosol Airborne Mission (GOTHAAM)” for an aircraft field campaign based on Long Island, NY in 2022!
  • August 2020: Postdoc Dr. Rachel Hems gave an invited talk at the ACS Fall 2020 Virtual Meeting in the “C. Ellen Gonter Environmental Graduate Student Award Symposium”, and Prof. Pratt gave an invited talk in the “Showcasing Emerging Investigators and Future Perspectives: A Symposium by the RSC Environmental Science Journals” session.
  • July 31, 2020: Ph.D. students Jamy and Judy presented posters at the 2020 Virtual Karle Symposium. Jamy was also awarded with a Student Poster Presentation Award! Great job, Jamy!
  • July 16, 2020: Pratt Lab publication, “HONO, Particulate Nitrite, and Snow Nitrite at a Midlatitude Urban Site during Wintertime” was one of 32 publications, published in the past 3 years, chosen for the joint ACS Earth & Space Chemistry and Journal of Physical Chemistry A Virtual Issue in Atmospheric Chemistry Research!
  • July 6, 2020: Former Pratt Lab Postdoc Jun started his new job as an Instrument Specialist at the Bay Area Air Quality Management District in California. Best wishes, Jun!
  • July 2, 2020: Prof. Pratt gave an invited virtual seminar for the UK Centre for Doctoral Training in Aerosol Science, hosted by the University of Bristol School of Chemistry.
  • July 2020: Former Pratt Lab Ph.D. and Postdoc Stephen started his new job as a Senior Analytical Chemist at 3M in Minnesota. Best wishes, Stephen!
  • June 24, 2020: Congratulations to Postdoc Stephen, previous lab members Dr. Siyuan Wang, Dr. Katheryn Kolesar, Dr. Nathaniel May, Ryan Cook, Dr. Matthew Gunsch, and Claire N. Mattson, and Prof. Pratt on the new Pratt Lab publication, “Urban Snowpack ClNO2 Production and Fate: A One-Dimensional Modeling Study” in ACS Earth Space Chem.
  • June 1, 2020: Ph.D. student Kathryn was awarded an Air & Waste Management Association Scholarship for “exceptional work in Air Quality Research and Study”! Well done, Kathryn!
  • May 22, 2020: The University of Michigan Regents approved the promotion of Prof. Pratt to associate professor of chemistry with tenure. Congratulations, Prof. Pratt!
  • May 13, 2020: Congratulations to Postdoc Stephen, previous lab members Dr. Katheryn Kolesar, Dr. Siyuan Wang, Dr. Rachel Kirpes, Dr. Nathaniel May, Dr. Matthew J. Gunsch, and Ryan Cook, and Prof. Pratt on the new Pratt Lab publication, “Observation of Road Salt Aerosol Driving Inland Wintertime Atmospheric Chlorine Chemistry” in ACS Cent. Sci. This paper was featured in Chemical & Engineering News, Snow Magazine, and on the Environmental Molecular Sciences Laboratory website.
  • May 7, 2020: Chemistry PhD student Judy Wu joins the Pratt Lab. Judy received her B.S. degree in Chemistry from Rensselaer Polytechnic Institute. Welcome, Judy!
  • April 20, 2020: Ph.D. student Jamy completes her data meeting. Congratulations, Jamy!
  • April 14, 2020: “A Conversation with Kerri Pratt”, an interview with Prof. Pratt to discuss Arctic research, was published in ACS Cent. Sci. in collaboration with Chemical & Engineering News.
  • April 1, 2020: Postdoc Rachel was awarded the prestigous 2020 – 2022 Natural Sciences & Engineering Research Council of Canada (NSERC) Postdoctoral Fellowship. Congratulations, Rachel!
  • March 3, 2020: Congratulations to Postdoc Stephen McNamara, previous group members Drs. Siyuan Wang and Angela Raso and undergraduate Anna Barget, and Prof. Pratt on the new Pratt Lab publication, “Bromine Chloride in the Coastal Arctic: Diel Patterns and Production Mechanisms” in ACS Earth Space Chem.
  • February 13, 2020: Ph.D. students Kathryn and Nikki traveled to Oliktok Point, AK to begin the Arctic CLOROX (ChLoRine OXidation) ARM field campaign, funded by NSF and DOE ARM and in collaboration with Dr. Andy Lambe at Aerodyne Research.
  • February 10, 2020: New Pratt Lab publication, “Influence of marine emissions and atmospheric processing on individual particle composition of summertime Arctic aerosol over the Bering Strait and Chukchi Sea”. This paper is featured in the Emerging Investigator Series by Environmental Science: Processes & Impacts, as well as the Cryosphere Chemistry Themed Issue guest edited by Prof. Kerri Pratt and Prof. Rose Cory. It was also selected as a HOT article “due to receiving particularly high scores at peer review”.
  • February 3, 2020: Dr. Rachel Hems joins the Pratt group as a postdoctoral fellow. Rachel recently received her Ph.D. in Environmental Chemistry from the University of Toronto in Prof. Jonathan Abbatt’s group. Welcome, Rachel!
  • January 2020: Ph.D. students Kathryn and Nikki and Postdoc Daun visited Aerodyne Research for training as part of a new collaboration with Dr. Andy Lambe. We are excited to start our new NSF grant “RAPID: Collaborative Research: Atmospheric Chlorine Oxidation of Hydrocarbons Emitted from the North Slope of Alaska Oil Fields”.
  • January 1, 2020: Ph.D. student Nicole Perkins joins the Pratt Lab, jointly advised by Paul Zimmerman. Welcome, Nikki!
  • January 2020: Prof. Pratt gave the evening lecture at the Greater Boston Mass Spectrometry Discussion Group in Burlington, MA. She also gave an invited talk at the Pacific Conference on Spectroscopy and Dynamics in San Diego, CA.
  • January 2020: Ph.D. student Kathryn presented a poster and Prof. Pratt gave an invited talk at the 100th Annual American Meteorological Society Meeting in Boston, MA. Prof. Pratt co-organized the session “Atmospheric Halogen Chemistry and its Impacts” with Prof. Jose Fuentes (Penn State University) and Prof. Paul Shepson (Stony Brook University).
  • December 30, 2019: Congratulations to Prof. Pratt on the new publication, “Fostering multidisciplinary research on interactions between chemistry, biology, and physics within the coupled cryosphere-atmosphere system”, in Elem. Sci. Anth.
  • December 19, 2019:The Pratt and Ault labs have a joint end-of-semester/holiday party to celebrate another semester complete!
  • December 16, 2019: Congratulations to Postdoc Jun, previous Ph.D. student Dr. Matthew Gunsch, and Prof. Pratt on the new Pratt Lab publication, “Diesel Soot and Amine-Containing Organic Sulfate Aerosols in an Arctic Oil Field” Environ. Sci. Technol. and article “Tracking air quality in the Arctic atmosphere” in Chemical & Engineering News.
  • December 9 – 13, 2019: Postdoc Jun gave an oral presentation and Postdoc Qianjie presented a poster at the AGU Fall Meeting in San Francisco, CA.
  • December 7 – 8, 2019: At the CATCH (Cryosphere and Atmospheric Chemistry) Open Science Workshop in Berkeley, CA, Prof. Pratt and Postdoc Qianjie both gave talks, while postdocs Jun and Daun presented posters on their research.
  • November 26, 2019: We are excited for the start of our Pacific Northwest National Laboratory Environmental Molecular Sciences Laboratory (PNNL EMSL) user facility grant to collaborate with Dr. Swarup China!
  • November 13, 2019: Ph.D. student Kathryn passed candidacy and is now a Ph.D. candidate at the University of Michigan!
  • November 7, 2019: Ph.D. student Kathryn gave an oral presentation at the ANACHEM (Association of Analytical Chemists) meeting in Livonia, Michigan and received a Student Presentation Award. Congratulations Kathryn!
  • November 5, 2019: Congratulations to previous Pratt group members Dr. Nathaniel May, Dr. Rachel Kirpes, and Alexa Watson, and Prof. Pratt on the new publication, Lake Spray Aerosol Incorporated into Great Lakes Clouds in ACS Earth Space Chem.
  • November 2019: Prof. Pratt gave seminars in Chemistry and Marine Sciences at the College of Charleston in Charleston, SC.
  • October 30, 2019: Congratulations to previous lab members Dr. Rachel Kirpes, Dr. Nathaniel May, and Anna Barget, and Prof. Pratt on the new Pratt Lab publication, “Wintertime Arctic Sea Spray Aerosol Composition Controlled by Sea Ice Lead Microbiology” in ACS Cent. Sci. and highlight in Michigan News.
  • October 14 – 18, 2019: Ph.D. student Jamy presented a poster at the AAAR (American Association for Aerosol Research) Annual Conference in Portland, OR!
  • October 8 – 10, 2019: Postdoc Dr. Jun Liu gave a talk at the PNNL EMSL 2019 Integration – Plants, Soil and Aerosols meeting in Richland, WA.
  • October 1, 2019: We are excited for the start of our new collaborative NSF grant “Collaborative Research: NNA Track 1: Sustainably Navigating Arctic Pollution Through Engaging Communities (SNAP-TEC)” for participation in the ALPACA (ALaskan Pollution And Chemical Analysis) field campaign in Fairbanks, AK!
  • October 1, 2019: Dr. Daun Jeong joins the Pratt group as a postdoctoral fellow. Daun recently received her Ph.D. in Earth System and Science from the University of California, Irvine in Prof. Saewung Kim’s group. Welcome, Daun!
  • October 2019: As the annual S. Dexter Squibb Distinguished Lecturer, Prof. Pratt gave a Chemistry Lecture and Public Lecture at the University of North Carolina, Asheville.
  • September 25 – 26, 2019: Prof. Pratt participated in the AQUARIUS (Air Quality Research in the western US) workshop in Salt Lake City, Utah.
  • September 18 – 20, 2019: Prof. Pratt participated as a working group co-chair and discussion leader in the PACES (Air Pollution in the Arctic: Climate, Environment, & Societies) Open Science Meeting in Oslo, Norway.
  • September 2019: Congratulations to Prof. Pratt on the new publication, “Tropospheric Halogen Photochemistry in the Rapidly Changing Arctic” in Trends in Chemistry.
  • September 2019: Prof. Pratt gave a seminar at her alma mater Penn State Chemistry!
  • August 12, 2019: Ph.D. student Stephen successfully defends his dissertation; congrats Dr. Stephen McNamara!
  • August 7, 2019: Dr. Rachel Kirpes was awarded a 2020 – 2021 National Academy of Sciences Gulf Research Program Science Policy Fellowship!
  • August 2019: Prof. Pratt gave a talk at the ACS Fall Meeting in San Diego, CA.
  • July 28 – August 2, 2019: Postdoc Qianjie and Prof. Pratt presented posters at the Gordon Research Conference on Atmospheric Chemistry in Newry, Maine.
  • July 25 – 28, 2019: Postdoc Dr. Qianjie Chen was selected and participated in the 15th ACCESS (Atmospheric Chemistry Colloquium for Emerging Senior Scientists) at Brookhaven National Laboratory. Congratulations Qianjie!
  • July 16, 2019: Congratulations to Ph.D. student Stephen, previous lab members Dr. Siyuan Wang and Dr. Angela Raso, and Prof. Pratt on the new Pratt Lab publication, “Direct detection of atmospheric atomic bromine leading to mercury and ozone depletion” in Proceedings of the National Academy of Sciences and featured articles in Michigan News and Chemical & Engineering News.
  • July 9, 2019: Ph.D. student Rachel successfully defended her dissertation, congratulations Dr. Rachel Kirpes!
  • June 11, 2019: Congratulations to Ph.D. student Stephen, previous group members Dr. Angela Raso, Dr. Siyuan Wang, Eric Boone, Dr. Katheryn Kolesar, and Dr. Peter Peterson, and Prof. Pratt on the new Pratt Lab publication, “Springtime Nitrogen Oxide-Influenced Chlorine Chemistry in the Coastal Arctic” in Environ. Sci. Technol.
  • June 2019: Prof. Pratt gave an invited talk at the DOE ARM/ASR Joint Meeting in Bethesda, MD.
  • May 22, 2019: Congratulations to previous undergraduate Savannah Haas and Prof. Pratt on the new publication, “ClNO2 Production from N2O5 Uptake on Saline Playa Dusts: New Insights into Potential Inland Sources of ClNO2” in Environ. Sci. Technol.
  • May 13, 2019: Congratulations to Ph.D. student Rachel for receiving the Department of Chemistry George Ashworth Analytical Chemistry Fellowship!
  • May 5, 2019 Congratulations to undergraduate student Claire Mattson on earning her Bachelor’s Degree in Biochemistry. Claire now works at the Legal Council for Health Justice in Chicago, IL as the AmeriCorps Healthy Futures VISTA (Volunteers in Service to America (VISTA) to better identify and provide services to children with chronic, disabling, and stigmatizing health conditions. Best wishes, Claire!
  • May 3, 2019: Congratulations to previous group members Dr. Peter Peterson, Mark Hartwig, Dr. Nathaniel May, and Evan Schwartz, and Prof. Pratt on the new Pratt Lab publication, “Snowpack measurements suggest role for multi-year sea ice regions in Arctic atmospheric bromine and chlorine chemistry” in Elem Sci Anth.
  • May 1, 2019: Chemistry Ph.D. student Kathryn Kulju officially joins the Pratt lab. Kathryn received her Bachelor’s in Chemistry at Northern Michigan University. Welcome Kathryn!
  • May 2019: Prof. Pratt gave a seminar in Chemistry at the University of Cambridge (Cambridge, UK).
  • April 17, 2019: Ph.D. student Jamy Lee presented a poster at the Michigan Geophysical Union Symposium.
  • April 11, 2019: Congratulations to Prof. Pratt on the new publication, “pH-dependent production of molecular chlorine, bromine, and iodine from frozen saline surfaces” in Atmos. Chem. Phys.
  • April 9, 2019: Ph.D. student Stephen won a 2019 Rackham Graduate School Outstanding Graduate Student Instructor Award for his curriculum development efforts as part of Prof. Pratt’s CHEM 125/126-Snow course (General Chemistry Laboratory I/II – Authentic Research Experience in Snow Chemistry).
  • April 4-5, 2019: Prof. Pratt gave the keynote lecture at the QuIESCENT (Quantifying the Indirect Effect: from Sources to Climate Effects of Natural and Transported aerosol in the Arctic) workshop in Cambridge, UK!
  • April 2019: Prof. Pratt gave a talk at the EGU meeting in Vienna, Austria and seminars in Chemistry at the University of Cambridge (Cambridge, UK) and University of Wisconsin (Madison, WI).
  • March 26-29, 2019: Ph.D. student Rachel and Prof. Pratt present preliminary research results from the 2018 Oden icebreaker cruise at the MOCCHA (Microbiology-Ocean-Cloud Coupling in the High Arctic) workshop in Stockholm, Sweden!
  • March 26, 2019: Congratulations to Postdoc Qianjie, Ph.D. students Stephen McNamara and Kathryn Kulju, previous lab members Dr. Jacinta Edebeli and Dr. Nathaniel May, and Prof. Pratt on the new Pratt Lab publication, “HONO, Particulate Nitrite, and Snow Nitrite at a Midlatitude Urban Site during Wintertime” in ACS Earth Space Chem.
  • March 11-13, 2019: Prof. Pratt participated in the MOSAiC (Multidisciplinary drifting Observatory for the Study of Arctic Climate) planning workshop in Potsdam, Germany.
  • February 17, 2019: Ph.D. student Rachel gave a presentation at the AAAS Annual Meeting in Washington, DC.
  • February 2019: Prof. Pratt gave seminars at the University of Toronto and the University of Colorado, Boulder. She also gave the monthly lecture for the Pittsburgh Spectroscopy Society in Pittsburgh, PA!
  • January 22-25, 2019: Ph.D. student Rachel Kirpes was selected to attend the 2019 Women in Mathematics & Public Policy Workshop in Los Angeles, CA!
  • January 2019: Prof. Pratt gave seminars in Chemistry at Harvey Mudd College (Claremont, CA), Environmental Science & Engineering at CalTech (Pasadena, CA), Chemistry at UC-Irvine (Irvine, CA), Chemistry & Biochemistry at UC-San Diego (La Jolla, CA), and Chemistry at Texas A&M!
  • See the Pratt Lab Adventures blog for news and adventures before 2019!