![Image of kris](https://www.sandia.gov/app/uploads/sites/137/2024/06/kris-772x1024.jpg)
klkuhlm@sandia.gov
Principal Investigator & Hydrogeophysics
![Image of melissa](https://www.sandia.gov/app/uploads/sites/137/2024/06/melissa-758x1024.jpg)
mmmills@sandia.gov
Geochemistry & Barrier Systems
![Image of rick](https://www.sandia.gov/app/uploads/sites/137/2024/06/rick.jpeg)
rsjayne@sandia.gov
Numerical Thermal-Hydrological Modeling
![Charles Choens (rcchoen@sandia.gov), acoustic emissions](https://www.sandia.gov/app/uploads/sites/137/2021/08/headshot-2-1024x1024.jpg)
rcchoen@sandia.gov
Acoustic Emissions
![Ed Matteo (enmatte@sandia.gov), engineered barriers](https://www.sandia.gov/app/uploads/sites/137/2021/08/Ed-Matteo.jpg)
enmatte@sandia.gov
Engineered Barriers
![Image of jason](https://www.sandia.gov/app/uploads/sites/137/2024/06/jason.jpeg)
jeheath@sandia.gov
X-ray CT Imaging & Tracers
![Image of courtney](https://www.sandia.gov/app/uploads/sites/137/2024/06/courtney.jpeg)
cgherri@sandia.gov
Sample Characterization & Borehole Closure
![Martin Nemer (mbnemer@sandia.gov), heater controller design & calibration](https://www.sandia.gov/app/uploads/sites/137/2021/08/SNL_Stacked_Black_Blue.jpg)
mbnemer@sandia.gov
Heater Controller Design & Calibration
![Yongliang Xiong (yxiong@sandia.gov), geochemistry & tracers](https://www.sandia.gov/app/uploads/sites/137/2021/08/SNL_Stacked_Black_Blue.jpg)
yxiong@sandia.gov
Geochemistry & Tracers
![Image of matt](https://www.sandia.gov/app/uploads/sites/137/2024/06/matt.jpeg)
matpaul@sandia.gov
Mass Spectrometry & Laboratory Testing
![Carlos Lopez (cmlopez@sandia.gov), student intern](https://www.sandia.gov/app/uploads/sites/137/2021/08/Carlos-Lopez.jpg)
cmlopez@sandia.gov
Numerical Modeling