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Daniel O'Malley

Daniel O'Malley

Email
Phone (505) 667-8684

Expertise

Geosciences

  • Subsurface transport
  • Contaminant remediation
  • Geostatistics

Uncertainty Quantification

  • Bayesian analysis
  • Information-gap decision theory
  • Sensitivity analysis

Statistical Physics

  • Anomalous diffusion & dispersion
  • Renormalization group methods
  • First passage processes

Applied Mathematics & Statistics

  • Stochastic modeling
  • Self-similarity & fractals
  • Model selection

Education

Ph.D. (2011)

  • Major: Applied Mathematics
  • Adviser: John H. Cushman
  • Purdue University

M.S. (2006)

  • Major: Pure Mathematics
  • Purdue University

B.S. (2004)

  • Majors: Computer Science & Mathematics
  • Purdue University
 

LANL Positions

Postdoctoral Research Associate (2013-)

 

Professional Societies

  • American Geophysical Union (AGU)
  • International Society for Porous Media (InterPore)
  • Society of Industrial and Applied Mathematics (SIAM)
 

Awards

  • InterPore Fraunhofer Award for Young Researchers (2012)
  • Charles C. Chappelle Fellowship (2004)
 

Publications

See my Google Scholar profile for up-to-date information

 

O'Malley, D. and V.V Vesselinov. Analytical solutions for anomalous dispersion transport. Advances in Water Resources. 68:13. 2014. (10.1016/j.advwatres.2014.02.006)

Park M., D. O'Malley and J.H. Cushman. Generalized similarity, renormalization groups, and nonlinear clocks for multiscaling. Physical Review E. 89:042104. 2014. (10.1103/PhysRevE.89.042104)

O'Malley, D. and V.V Vesselinov. Groundwater remediation using the information gap decision theory. Water Resources Research. 50:246. 2014. (10.1002/2013WR014718)

O'Malley, D., J.H. Cushman and G. Johnson. Random renormalization groups and Bayesian scaling of dispersion/diffusion in Lake Michigan and the Gulf of Mexico. Geophysical Research Letters. 40:4638. 2013. (10.1002/grl.50918)

Cushman, J.H., D. O'Malley and M. Park. Anomalous Dispersion, Renormalization Groups, Scaling Laws and Classification: A Reflection on Recent Efforts. Advances in Water Resources. 62B:207. 2013 (10.1016/j.advwatres.2013.07.001)

O'Malley, D. and J.H. Cushman. Ubiquity of, and geostatistics for, nonstationary increment random fields. Water Resources Research. 49:4525. 2013 (10.1002/wrcr.20328)

O'Malley, D., J.H. Cushman and L.M. Flesch. Global sensitivity analysis for a micropolar Stokes flow problem. International Journal for Multiscale Computational Engineering. 11:359. 2013. (10.1615/IntJMultCompEng.2013005115)

O'Malley, D. and J.H. Cushman. Random renormalization group operators applied to stochastic dynamics. Journal of Statistical Physics. 149:943. 2012. (10.1007/s10955-012-0630-7)

O'Malley, D. and J.H. Cushman. Two-scale renormalization-group classification of diffusive processes. Physical Review E. 86:011126. 2012 (10.1103/PhysRevE.86.011126)

O'Malley, D., J.H. Cushman and P. O'Rear. On generating conductivity fields with known fractal dimension and nonstationary increments. Water Resources Research. 48:W03201. 2012. (10.1029/2011WR011681)

O'Malley, D. and J.H. Cushman. A renormalization group classification of nonstationary and/or infinite second moment diffusive processe. Journal of Statistical Physics. 146(5):989. 2012. (10.1007/s10955-012-0448-3)

Cushman, J.H., M. Park and D. O'Malley. A stochastic model for anomalous diffusion in confined nano-films near a strain-induced critical point. Advances in Water Resources. 34(4):490. 2011. (10.1016/j.advwatres.2011.01.005)

O'Malley, D., J.H. Cushman, and G. Johnson. Scaling laws for fractional Brownian motion with power-law clock. Journal of Statistical Mechanics: Theory and Experiment. 2011(1):L01001. 2011. (10.1088/1742-5468/2011/01/L01001)

Cushman, J.H., M. Park, M. Moroni, N. Kleinfelter-Domelle and D. O'Malley. A universal field equation for dispersive processes in heterogeneous media. Stochastic Environmental Research and Risk Assessment. 25(1):1. 2010. (10.1007/s00477-010-0446-4)

O'Malley, D. and J.H. Cushman. Fractional Brownian motion run with a nonlinear clock. Physical Review E. 82:032102. 2010. (10.1103/PhysRevE.82.032102)

Cushman, J.H., M. Park and D. O'Malley. Chaotic dynamics of super-diffusion revisited. Geophysical Research Letters. 36:L08812. 2009. (10.1029/2009GL037399)

Cushman, J.H., D. O'Malley and M. Park. Anomalous diffusion as modeled by a nonstationary extension of Brownian motion. Physical Review E. 79:032101. 2009. (10.1103/PhysRevE.79.032101)

Parashar, R., D. O'Malley and J.H. Cushman. Mean first-passage time for superdiffusion in a slit pore with sticky boundaries. Physical Review E. 78:052101. 2008. (10.1103/PhysRevE.78.052101)