Michael Whittaker, Lawrence Berkeley National Laboratory, Earth and Environmental Sciences Area, Berkeley, United States, David Ren, University of California, Berkeley, Department of Electrical Engineering and Computer Sciences, Berkeley, CA, United States, Colin Ophus, Lawrence Berkeley National Laboratory, National Center for Electron Microscopy, Berkeley, United States, Yugang Zhang, Brookhaven National Laboratory, NSLS-II, Upton, United States, Laura Nielsen Lammers, University of California Berkeley, Department of Environmental Science, Policy and Management, Berkeley, CA, United States, Laura Waller, University of California Berkeley, Department of Electrical Engineering and Computer Sciences, Berkeley, CA, United States, Benjamin Gilbert, Lawrence Berkeley National Laboratory, Berkeley, CA, United States and Jillian F Banfield, University of California, Berkeley, Berkeley, CA, United States

Yuankai Yang¹, Nikolaos Prasianakis², Sergey Churakov³, Ravi A. Patel³ and Guido Deismann⁴, (1)Forschungszentrum Jülich, Institute of Energy and Climate Research, Nuclear Waste Management and Reactor Safety (IEK-6), Jülich, Germany, (2)Paul Scherrer Institute, Villingen, Switzerland, (3)Paul Scherrer Institut, Villigen, Switzerland, (4)Forschungszentrum Jülich GmbH, Jülich, Germany

Chun Chang¹, Sharon Borglin¹, Chunwei Chou¹, Timothy J Kneafsey¹, Yuxin Wu², Liange Zheng³, Seiji Nakagawa⁴, Hao Xu³ and Luca Peruzzo¹, (1)Lawrence Berkeley National Laboratory, Berkeley, CA, United States, (2)Lawrence Berkeley National Lab, Berkeley, CA, United States, (3)Lawrence Berkeley National Laboratory, Energy Geosciences Division, Berkeley, CA, United States, (4)Lawrence Berkeley Natl Lab, Berkeley, CA, United States

Jessica Rimsza, Sandia National Laboratories, Geochemistry Department, Albuquerque, NM, United States, Jeremy Trageser, Sandia National Laboratories, Computational Multiscale Department, Albuquerque, NM, United States, Chven A Mitchell, Purdue University, Earth, Atmospheric and Planetary sciences, West Lafayette, IN, United States; Sandia National Laboratories, Nuclear Waste Disposal Research & Analysis, Albuquerque, NM, United States and Laura J Pyrak-Nolte, Purdue University, Department of Physics and Astronomy; Department of Earth, Atomospheric and Planetary Sciences; Lyles School of Civil Engineering, West Lafayette, IN, United States; Purdue University, Lyles School of Civil Engineering, West Lafayette, IN, United States

Puloma Chakrabarty¹, Asish R Basu¹ and Qinhong Hu², (1)University of Texas at Arlington, Arlington, TX, United States, (2)The University of Texas at Arlington, Arlington, TX, United States

Ludmilla Aristilde, Northwestern University, Civil and Environmental Engineering, Evanston, IL, United States

Tuan A. Ho¹, Carlos Jove-Colon¹ and Eric Coker², (1)Sandia National Laboratories, Albuquerque, NM, United States, (2)Sandia National Laboratories, Albuquerque, United States

Ruth M Tinnacher, California State University East Bay, Department of Chemistry & Biochemistry, Hayward, CA, United States, Michael S Massey, California State University East Bay, Hayward, CA, United States, Amrita Bhattacharyya, Lawrence Berkeley National Laboratory, Berkeley, CA, United States, Rinat I Gabitov, Mississippi State University, Mississippi State, MS, United States and Christophe Tournassat, BRGM, French Geological Survey, Orléans, France

Naila Ait-Mouheb¹, Luc Van Loon², Martin Glaus³, Yuankai Yang¹, Guido Deismann¹ and Dirk Bosbach¹, (1)Forschungszentrum Jülich GmbH, Jülich, Germany, (2)Paul Scherrer Institute, Villingen, Switzerland, (3)Paul Scherrer Institute, Villigen, Switzerland

Jadallah Zouabe, University of California, Berkeley, Berkeley, CA, United States, Haruko M Wainwright, Lawrence Berkeley National Laboratory, Berkeley, CA, United States, Mavrik Zavarin, Lawrence Livermore National Laboratory, Livermore, CA, United States and Nicholas Ford Parham, US Air Force Academy, Colorado Springs, CO, United States