2025 Group Photo
Two-Channel Pneumatically-Assisted Microfluidic Probe for nano-DESI Imaging
Instrument development of Ion Soft-Landing Systems
Nano-DESI imaging of isomeric lipids via online photochemical derivatization of C=C Bonds
Journal article in Angewandte Chemie
Staying Warm in our Parafilm Blankets
Ion Soft-Landing Instrument
October 2025
Julia gives a plenary lecture at the International Mass Spectrometry Imaging Society Conference in UC Davis.
September 2025
Nazifa and Mushfeqa gave oral presentations at the International Mass Spectrometry Imaging Society Conference in UC Davis.
Alyssa, Tom, Bethany, Renkai, Rahat, Paul, Govindi, and Anthony all gave poster presentations at the 2025 Turkey Run Analytical Chemistry Conference.
Julia gives a keynote lecture at the International Single Cell Mass Spectrometry Meeting in Chicago.
Congratulations to all of our third year students, Xindi, Tom, and Bethany on passing their OPs!
August 2025
Erik gave an oral presentation over his research at the ACS Fall 2025 conference in DC, Advances in Mass Spectrometry session.
Julia gave a talk at the ACS Analytical Division Awards Symposium.
Mushfeqa gave an oral presentation and Emerson, Nazifa, Sara, Alyssa, and Raquel presented posters at Chicago Mass Spec Day on the UIC campus.
Congratulations to Mushfeqa on recieving the Chicago Mass Spec Day Enrichment Award!
Overview
Our research at the interface of physical and analytical chemistry is focused on the advanced development of preparative and analytical mass spectrometry for applications in materials synthesis, imaging and chemical analysis of biological systems at a subcellular level, and environmental sciences.
Contact Us:
We are located on the 5th floor of the Brown Building
BRWN 5131A (Julia's office)
BRWN 5129/5133 (student/postdoc offices)
BRWN 5125/5135 (Labs)
Shipping/Mailing Address:
Department of Chemistry
Purdue University
560 Oval Drive
West Lafayette, IN 47907-2084
Phone: (765) 494-5464
Email: jlaskin@purdue.edu
Recent Publications
Role of Viologen Substituents and Host Size in the Gas-Phase Fragmentation of Cucurbituril-Viologen Host-Guest Complexes
Samayoa-Oviedo, H., Hristov, D., Phillips, B., Laskin, J. " Phys. Chem. Chem. Phys. (2025).
https://doi.org/10.1039/D5CP03029C
Multimodal Nano-DESI Mass Spectrometry Imaging Reveals Phospholipids Accumulation in and around Amyloid Plaques in Alzheimer's Disease
Yang, M., Tang, X., Iqfath, M., Hernly, E., Unsihuay, D., Manchanda, P., Sharma, K., Qu, Z., Hu, H., Beveridge, C., Chopra, G., Laskin, J. ACS Chem. Neurosci. (2025).
https://doi.org/10.1021/acschemneuro.5c00144
Constant Distance Mode Mass Spectrometry Imaging with a Confocal Sensor
Zhang, T., Hilger, R. T., Jiang, L.-X., Laskin, J. Anal. Chem, 97, 14116-14120 (2025).
https://doi.org/10.1021/acs.analchem.5c00742
High-spatial-resolution mass spectrometry imaging of biological tissues using a microfluidic probe
Jiang, L.-X., Li, X. Polack, M., Belder, D., Laskin, J. Nature Protocols, (2025).
https://doi.org/10.1038/s41596-025-01188-y
Discovery of a Ferromagnetic Nickel Chalcogenide Nanocluster Ni3S3H(PEt3)5
Li, X., Wu, X., Dilley, N., Gholipour-Ranjbar, H., Lee, S., Zemlyanov, D., Fang, H., Jena, P., Laskin, J. Small. 21, 2500070 (2025).