Characterization of surfactants in SML and seawater

NSF funded collaboration with Wozniak Group at University of Delaware

Sampling the sea surface microlayer (SML) and subsurface seawater on board the R/V Sharp. Characterizing the organic species using mass spectrometry, tensiometry, and spectroscopy.

Cruises: August 2022, November 2022, August 2024

Recent related publications:

Burdette, T.C., R.L. Bramblett, A.M. Deegan, N.R. Coffey, A.S. Wozniak, and A.A. Frossard* (2022) Organic signatures of surfactants and organic molecules in surface microlayer and subsurface water of Delaware Bay ACS Earth and Space Chemistry. doi: 10.1021/acsearthspacechem.2c00220.

Birt, A.E., D. Ammer, F.E. Agblemanyo, A.S. Wozniak, A.A. Frossard* (2026) “Analysis of lipid composition using liquid chromatography and high-resolution mass spectrometry for understanding surfactant properties in seawater and the sea surface microlayerACS Earth and Space Chemistry. doi.org/10.1021/acsearthspacechem.6c00084.

Agblemanyo, F.E., A.A. Frossard, A.S. Wozniak, D. Ammer, A.E. Birt (2026). “The Rosette-Based Glass Plate (RGP) sampler: A cost-effective technique for high-volume, low-thickness sea surface microlayer collection.” L&O Methods. doi.org/10.1002/lom3.70081.