Faculty and Staff

Administration

Dr. Daniel D. Snow
Director of Services, Water Sciences Laboratory
Dan Snow

Snow oversees all aspects of Water Sciences Laboratory (WSL) operation and conducts research in environmental and isotopic methods development. He collaborates with faculty on proposal development and present research results at conferences and publishes papers in peer-reviewed journals. Snow also advises and mentors a growing number of undergraduate and graduate students at the WSL.

 

202 Water Sciences Laboratory
University of Nebraska-Lincoln
Lincoln, Nebraska 68588-0844
Office 402-472-7539
Fax 402-472-9599

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Staff

David Cassada
Separations Chemist and Network Administrator
David Cassada

Cassada provides expertise and oversight for trace organic contaminant analysis using environmental mass spectrometry and is responsible for method development using gas and liquid chromatography-mass spectrometry. He provides validation of all instrumental results, performs maintenance and troubleshooting of laboratory instrumentation, computer equipment, and software, including LIMS database.

 

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Autumn Longo
Research Technologist II - ICPMS
Autumn Longo

Longo performs analysis of water, soil, and sediment samples using inductively coupled plasma-mass spectrometry (ICP-MS), automated analyzers, and other standard analytical instrumentation. Receive and logs samples, and works closely with the laboratory director for scheduling and preparing and analyzing samples. She trains students, interns, and new technicians at the facility, and supervises all work conducted with the ICP-MS and in the wet chemistry laboratory.

 

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Aaron Shultis
Isotope Scientist
Aaron Shultis

Shultis provides expertise and oversight for high precision stable isotope analyses, leading development and application of methods for analyses of the isotopes of nitrogen, hydrogen, oxygen, and carbon of samples at natural abundance levels; operate, maintain, and repairs four computer controlled isotope ratio mass spectrometers and associated sample preparation systems.

 

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Dr. Sathaporn (Tong) Onanong
Research Technologist II - LC/MS
Sataporn Onanong

Onanong runs the WSL's triple quadrupole mass spectrometer and other trace level equipment. He performs analysis of water, soil, and sediment samples for pharmaceuticals, algal toxins, munitions, antibiotics and degradation products using gas chromatography/mass spectrometry, high performance liquid chromatography, liquid chromatography/mass spectrometry, and liquid chromatography/tandem mass spectrometry..

 

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Undergraduate and Graduate Student Interns:

Interns receive and log samples and work with the laboratory director for scheduling, preparation and analysis of samples. They help train other students, interns, and new technicians at the lab and supervise work conducted in the wet chemistry laboratory. They also help prepare and update standard operating procedures and maintain chemical inventories.