Publications

[photo: Structural distortions about a calcium vacancy in calcite]
[photo: Structural distortions about a calcium vacancy in calcite]

Technical Reports

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  • Teich-McGoldrick, S.L., Hart, D.B., Gordon, M.E., Meserole, S.P., Rodriguez, M.A., Thürmer, K., Cygan, R.T., Yuan, C., Kimmel, G.A., Kay, B.D., and Smith, R.S. (2015) Methane hydrate formation on clay mineral surfaces: Thermodynamic stability and heterogeneous nucleation mechanisms. Report, SAND2015-7949, p. 76. Sandia National Laboratories, Albuquerque. [PDF]
  • Jové Colón, C.F., Greathouse, J.A., Teich-McGoldrick, S., Cygan, R.T., Hadgu, T., Bean, J.E., Martinez, M.J., Hopkins, P.L., Argüello, J.G., Hansen, F.D., Caporuscio, F.A., Cheshire, M., Levy, S.S., McCarney, M.K., Greenberg, H.R., Wolery, T.J., Sutton, M., Rutqvist, J., Steefel, C.I., Birkholzer, J., Liu, H.-H., Davis, J.A., Tinnacher, R., Bourg, I., Holmboe, M., and Galindez, J. (2012) Evaluation of generic EBS design concepts and process models: Implications to EBS design optimization. Report, FCRD-USED-2012-000140 and SAND2012-5083, p. 250. Sandia National Laboratories, Albuquerque. [PDF]
  • Muller, R.P., Cygan, R.T., Deng, J., Frischknecht, A.L., Hewson, J.C., Kanouff, M.P., Larson, R., Moffat, H.K., Tenney, C.M., Schultz, P.A., and Wagner, G.J. (2012) Modeling thermal abuse in transportation batteries. Report, SAND2012-7816, p. 198. Sandia National Laboratories, Albuquerque. [PDF]
  • Mayer, T.M., Brady, P.V., and Cygan, R.T. (2010) Nanotechnology applications to desalination: A report for the Joint Water Reuse and Desalination Task Force. Report, SAND2010-8355, p. 33. Sandia National Laboratories, Albuquerque. [PDF]
  • Cygan, R.T., Romanov, V.N., and Myshakin, E.M. (2010) Natural materials for carbon capture. Report, SAND2010-7217, p. 31. Sandia National Laboratories, Albuquerque. [PDF]
  • Hansen, F.D., Hardin, E.L., Rechard, R.P., Freeze, G.A., Sassani, D.C., Brady, P.V., Stone, C.M., Martinez, M.J., Holland, J.F., Dewers, T., Gaither, K.N., Sobolik, S.R., and Cygan, R.T. (2010) Shale disposal of U.S. high-level radioactive waste. Report, SAND2010-2843, p. 73. Sandia National Laboratories, Albuquerque. [PDF]
  • Ockwig, N.W., Greathouse, J.A., Durkin, J.S., Nenoff, T.M., Cygan, R.T., and Daemen, L.L. (2009) Nanoconfined water in magnesium-rich phyllosilicates. Report, SAND2009-6572, p. 33. Sandia National Laboratories, Albuquerque. [PDF]
  • Bradshaw, R.W., Greathouse, J.A., Cygan, R.T., Simmons, B.A., Dedrick, D.E., and Majzoub, E.H. (2008) Desalination utilizing clathrate hydrates (LDRD final report). Report, SAND2007-6565, p. 79. Sandia National Laboratories, Albuquerque. [PDF]
  • Cygan, R.T., Alam, T.M., Brinker, C.J., Bunker, B.C., Clawson, J.S., Criscenti, L.J., Crozier, P.S., Farrow, D., Feibelman, P.J., Frankamp, B.L., Holland, G.P., Houston, J.E., Huber, D.L., Jiang, Y.-B., Leung, K., Lorenz, C.D., Nenoff, T.M., Nyman, M.D., Ockwig, N.W., Orendorff, C.J., Pless, J.D., Rempe, S.B., Singh, S., Stevens, M.J., Thuermer, K., van Swol, F.B., Varma, S., Major, R.C., McGrath, M.J., Sepmann, J.I., Zhu, X., Cecchi, J.L., Chen, Z., Dunphy, D.R., Gerung, H., Kissel, D.J., Liu, N., Xomeritakis, G.K., Anderson, J.A., Travesset, A., Daemen, L.L., Hartl, M.A., and Xu, H. (2008) Exploiting interfacial water properties for desalination and purification applications. Report, SAND2008-5729, p. 267. Sandia National Laboratories, Albuquerque. [PDF]
  • Hammond, G.E. and Cygan, R.T. (2007) Geoquìmico: An interactive tool for comparing sorption conceptual models (surface complexation modeling versus KD). Report, SAND2007-7091, p. 26. Sandia National Laboratories, Albuquerque. [PDF]
  • Rempe, S.L., Sabo, D., Clawson, J.S., Greathouse, J.A., Leung, K., Cygan, R.T., Martin, M.G., Alam, T.M., and Varma, S. (2007) Fuel traps: Mapping stability via water association. Report, SAND2007-1643, p. 69. Sandia National Laboratories, Albuquerque. [PDF]
  • Criscenti, L.J., Eliassi, M., Cygan, R.T., Jové Colón, C.F., and Goldberg, S. (2006) Modeling adsorption processes: Issues in uncertainty, scaling, and prediction. Report, NUREG/CR-6893, p. 6-12. U.S. Nuclear Regulatory Commission, Washington D.C. [PDF]
  • Cygan, R.T., Siegel, M.D., and Criscenti, L.J. (2006) Proceedings of the international workshop on conceptual model development for subsurface reactive transport modeling of inorganic contaminants, radionuclides, and nutrients. Report, NUREG/CP-0193, p. 5-2. U.S. Nuclear Regulatory Commission, Washington D.C. [PDF]
  • Jové Colón, C.F., Sanpawanitchakit, C., Xu, H., Cygan, R.T., Davis, J.A., Meece, D.M., and Hervig, R.L. (2006) A combined analytical study to characterize uranium soil and sediment contamination: The case of the Naturita UMTRA site and the role of grain coatings. Report, NUREG/CR-6898, p. 6-3. U.S. Nuclear Regulatory Commission, Washington D.C. [PDF]
  • Cygan, R.T. and Greathouse, J.A. (2005) Frontiers of interfacial water research: Workshop report. Report, SAND2005-6220, p. 40. Sandia National Laboratories, Albuquerque. [PDF]
  • Perry, T.D., Cygan, R.T., and Mitchell, R. (2005) Structure and dynamics of microbe-exuded polymers and their interactions with calcite surfaces. Report, SAND2005-7941, p. 52. Sandia National Laboratories, Albuquerque. [PDF]
  • Tian, Z.R., Criscenti, L.J., Spoerke, E.D., McKenzie, B.B., Cygan, R.T., Voigt, J.A., and Machesky, M.L. (2005) Solution-based nanoengineering of materials. Report, SAND2005-0860, p. 33. Sandia National Laboratories, Albuquerque. [PDF]
  • Duckworth, O.W., Cygan, R.T., and Martin, S.T. (2004) Macroscopic rates, microscopic observations, and molecular models of the dissolution of carbonate phases. Report, SAND2004-1838, p. 29. Sandia National Laboratories, Albuquerque. [PDF]
  • Boyle, T.J., Ingersoll, D., Cygan, R.T., Rodriguez, M.A., Rahimian, K., and Voigt, J.A. (2002) All-Ceramic Thin Film Battery. Report, SAND2002-3615, p. 52. Sandia National Laboratories, Albuquerque. [PDF]
  • Criscenti, L.J., Eliassi, M., Cygan, R.T., and Jové Colón, C.F. (2002) Effects of adsorption constant uncertainty on contaminant plume migration: One- and two-dimensional numerical studies. Report, NUREG/CR-6780, p. 7-3. U.S. Nuclear Regulatory Commission, Washington D.C. [PDF]
  • Cygan, R.T., Ho, C.K., and Weiss, C.J. (2002) Linking the geosciences to emerging bio-engineering technologies. Report, SAND2002-3690, p. 59. Sandia National Laboratories, Albuquerque. [PDF]
  • McLain, A.A., Altman, S.J., Rivers, M.L., and Cygan, R.T. (2002) Use of computerized microtomography to examine the relationship of sorption sites in alluvial soils to iron and pore space distributions. Report, NUREG/CR-6784, p. 20. U.S. Nuclear Regulatory Commission, Washington D.C. [PDF]
  • Teter, D.M. and Cygan, R.T. (2002) Large-scale molecular dynamics simulations of metal sorption onto the basal surfaces of clay minerals. Report, NUREG/CR-6757, p. 8-2. U.S. Nuclear Regulatory Commission, Washington D.C. [PDF]
  • Brinker, C.J., Ashley, C.S., Sellinger, A.S., Cygan, R.T., Nagy, K.L., Assink, R., Alam, T., Rao, S., Prabakar, S., and Scotto, C.S. (1998) Sol-gel preservation of mankind’s cultural heritage in objects constructed of stone. Report, SAND98-0251, p. 36. Sandia National Laboratories, Albuquerque. [PDF]
  • Westrich, H.R., Brady, P.V., Cygan, R.T., Gruenhagen, S.E., Nagy, K.L., and Anderson, H.L. (1998) Characterization of retardation mechanisms in soil. Report, NUREG/CR-6603 and SAND98-0419, p. 23. Nuclear Regulatory Commission. [PDF]
  • Nagy, K.L., Cygan, R.T., Brinker, C.J., and Sellinger, A. (1997) Protective coatings for concrete. Report, SAND97-2940, p. 6. Sandia National Laboratories, Albuquerque. [PDF]
  • Cygan, R.T. and Boslough, M.B. (1994) Analysis of experimentally shocked minerals by NMR spectroscopy. Report, SAND94-0294, p. 97. Sandia National Laboratories, Albuquerque. [PDF]
  • Cygan, R.T. and Boslough, M.B. (1994) Application of NMR shock barometer to naturally shocked minerals. Report, SAND94-1497, p. 33. Sandia National Laboratories, Albuquerque. [PDF]
  • Cygan, R.T. and Jarrell, G.D. (1992) Thermal diffusion processes in aqueous sodium chloride solutions. Report, SAND92-1275, p. 36. Sandia National Laboratories, Albuquerque. [PDF]
  • Cygan, R.T. (1991) The solubility of gases in NaCl brine and a critical evaluation of available data. Report, SAND90-2848, p. 99. Sandia National Laboratories, Albuquerque. [PDF]
  • Westrich, H.R., Weirick, L.J., Cygan, R.T., Reece, M., Hlava, P.F., Stockman, H.W., and Gerlach, T.M. (1986) FY1984 and FY1985 geochemistry and materials studies in support of the energy extraction program. Report, SAND85-2843, p. 66. Sandia National Laboratories, Albuquerque.