Sage R. Hiibel

Assistant Professor
Sage Hiibel

Contact Information


  • Ph.D., Colorado State University, 2008
  • M.S., University of Nevada, Reno, 2004
  • B.S., University of Nevada, Reno, 2003

Research interests

  • Renewable and sustainable energy systems
  • Membrane separations in environmental applications
  • Biofuels
  • Biological remediation processes
  • Novel membrane bioreactor (MBR) systems

Other Activities with Engineering and Teaching Professions

  • Member of AEESP, AIChE, AOCS, ASM, SBE, WEF

Courses Taught

  • CHE 320 Principles of Sustainability
  • CEE 418/618 Principles of Water-Quality Modeling
  • CHE 475/675 Principles of Bioengineering
  • CHE 485 Separation Processes
  • CEE 751 Biological Unit Operations
  • CEE 752 Physiochemical Unit Processes


  1. Reza MT, Freitas A, Yang X, Hiibel SR, Lin H, Coronella CJ. Hydrothermal Carbonization (HTC) of Cow Manure: Carbon and Nitrogen Distributions in HTC Products. Environmental Progress & Sustainable Energy. DOII 10.1002/ep.12312
  2. Lynam JG, Chow GI, Coronella CJ, Hiibel SR (2016) Ionic Liquid and Water Separation by Membrane Distillation. The Chemical Engineering Journal. 288: 557-561
  3. Hiibel SR, Lemos MS, Kelly BP, Cushman JC (2015) Evaluation of Diverse Microalgal Species as Potential Biofuel Feedstocks Grown Using Municipal Wastewater. Frontiers in Energy Research. 3(20): 1-8
  4. Rao G, Hiibel SR, Achilli A, Childress AE (2015) Factors Contributing to Flux Improvement in Vacuum-Enhanced Direct Contact Membrane Distillation. Desalination. 367(1): 197-205
  5. Hadady H, Wong JJ, Hiibel SR, Redelman DR, Gieger EJ (2014) High Frequency Dielectrophoretic Response of Microalgae Over Time. Electrophoresis. 35(24): 3533-3540
  6. Rao G, Hiibel SR, Childress AE (2014) Simplified Flux Prediction in Direct-Contact Membrane Distillation using a Membrane Structural Parameter. Desalination. 351: 151-162
  7. Michael KA, Hiibel SR, Geiger EJ (2014) Dependence of the Dielectrophoretic Upper Crossover Frequency on the Lipid Content of Microalgal Cells. Algal Research. 6: 17-21
  8. Lefevre E, Pereyra LP, Hiibel SR, Perrault EM, De Long S, Reardon KF, Pruden A (2013) Molecular Assessment of the Sensitivity of Sulfate-Reducing Permeable Reactive Zones to Aerobic Stress. Water Research. 47(14): 5316-5325
  9. Samburova V, Lemos MS, Hiibel SR, Hoekman SK, Cushman JC, Zielinska B (2013) Analysis of Triacylglycerols and Free Fatty Acids in Algae Using Ultra-High-Performance Liquid Chromatography Mass Spectrometry. Journal of the American Oil Chemists' Society. 90(1): 53-64
  10. Pereyra LP, Hiibel SR, Perrault EM, Reardon KF, Pruden A (2012) Effect of Bioagumentation and Biostimulation on Sulfate-Reducing Column Start-Up Captured by Functional-Gene Profiling. FEMS Microbiology Ecology. 82(1): 135-147
  11. Le E, Park C, Hiibel SR (2012) Investigation of the Effect of Growth From Low to High Biomass Concentration Inside a Photobioreactor on Hydrodynamic Properties of Scenedesmus obliquus. ASME Journal of Energy Resources Technology. 134(1)
  12. Hiibel SR, Pereyra LP, Riquelme Breazeal MV, Reisman DJ, Reardon KF, Pruden A (2011) Effect of Organic Substrate on the Microbial Community Structure in Pilot-Scale Sulfate-Reducing Biochemical Reactors Treating Mine Drainage. Environmental Engineering Science. 28(8): 563-572
  13. Hiibel SR, Pruden A, Crimi B, and Reardon KF (2010) Active Community Profiling via Capillary Electrophoresis Single-Strand Conformation Polymorphism Analysis of Amplified 16S rRNA and 16S rRNA Genes. Journal of Microbiological Methods. 83(3): 286-290
  14. Pereyra LP, Hiibel SR, Prieto Riquelme MV, Reardon KF, Pruden A (2010) Detection and Quantification of Functional Genes of Cellulose-Degrading, Fermentative, and Sulfate-Reducing Bacteria, and Methanogenic Archaea. Applied and Environmental Microbiology. 76(7): 2192-2202
  15. Lee J, Hiibel SR, Reardon KF, Wood TK (2010) Identification of Stress-Related Proteins in Escherichia coli Using the Pollutant cis-Dichloroethylene. Journal of Applied Microbiology. 108(6): 2088-2102
  16. Hiibel SR, Pereyra LP, Inman LY, Tischer A, Reisman DJ, Reardon KF, Pruden A (2008) Microbial Community Analysis of Two Field-Scale Sulfate-Reducing Bioreactors Treating Mine Drainage. Environmental Microbiology. 10(8): 2087-2097
  17. Pereyra LP, Hiibel SR, Pruden A, and Reardon KF (2008) Comparison of Microbial Community Inocula Composition and Activity in Sulfate-Reducing Batch Systems Remediating Mine Drainage. Biotechnology and Bioengineering. 101(4): 702-713
  18. Pruden A, Messner NL, Pereyra LP, Hiibel SR, Hanson RE, Reardon KF (2007) The Effect of Inoculum on the Performance of Sulfate-Reducing Columns Treating Heavy Metal Contaminated Water. Water Research. 41 (4): 904-914
  19. Gecol H, Miakatsindila P, Ergican E, Hiibel SR (2006) Chitosan Coated Clay Particles for the Adsorption of Tungsten from Water. Desalination. 197(1-3): 165-178