Academic Degrees
- Ph.D., University of Pretoria, South Africa, 1985
- M.S., University of Pretoria, South Africa, 1981
- B.S., University of Pretoria, South Africa, 1979
In the News: Powered by the 
May 29, 2013:
Viljoen to lead UNL Chemical & Biomolecular Engineering
May 22, 2007:
Viljoen Earns Prestigious Cather Professorship
Apr 27, 2007:
24 Awards Presented to Engineering Faculty and Staff
Courses Taught
- CHME 114 - Introduction to Chemical Engineering II
- CHME 312 - Chemical Engineering Computation
- CHME 434 - Diffusional Operations
- CHME 815 - Advanced Chemical Engineers Analysis
Selected Publications
- Newell, H. and HJ Viljoen, “Stability Analysis of a Thin Film on a Rotating Cylinder with Low Airflow” Physics of Fluids (2019).
- Li, Q. et al. “Scalable Culturing of Primary Human Glioblastoma Tumor-Initiating Cells with a Cell-Friendly Culture System”, Scientific Reports 8:3531 | DOI:10.1038/s41598-018-21927-4
- Miller, A., A. Subramanian and HJ Viljoen, “Theoretically Proposed Optimal Frequency for Ultrasound Induced Cartilage Restoration”. Theoretical Biology and Medical Modelling (2017).
- Miller, A, TM. Louw, A. Chama, A. Subramanian and HJ Viljoen, “Modeling Mechanical Stimulation of Chondrocytes”, PLOS ONE (2017).
- Miller,A.,A. Subramanian and HJ Viljoen, “A nonlinear model of cell interaction with an acoustic field”, J. Biomechanics 56 pp83-88 (2017).
- Thakurta, S. G., Sahu, N., Miller, A., Budhiraja, G., Akert, L., Viljoen, H., & Subramanian, A. “Long-term culture of human mesenchymal stem cell-seeded constructs under ultrasound stimulation: evaluation of chondrogenesis.” Biomedical Physics & Engineering Express, 2(5), 055016. (2016).
- Moody,C., H. Newell and HJ Viljoen, “A mathematical model of recombinase polymerase amplification under continuously stirred conditions”, Biochem. Eng. Journal 112 pp193-201 (2016).
- Grobler, A., Z. Perez Sierra and HJ Viljoen, “Modeling Nanoparticle Delivery of TB Drugs to Granulomas” J. Theor. Biol. 388 85-95 (2016).
- Mutingwende, I., A. Grobler and HJ Viljoen, “Development and evaluation of a rapid multiplex-PCR based system for Mycobacterium tuberculosis” Journal of microbiological methods 06/2015; 14. DOI:10.1016/j.mimet.2015.06.007
- Louw, TM, A. Subramanian and HJ Viljoen, “Simulation of acoustic fields in fluid-, solid- and porous layers by the combined transfer matrix/angular spectrum approach with applications in bioacoustics” Wave Motion 56 pp122-136 (2015).
- Louw, TM, A. Subramanian and HJ Viljoen, “Theoretical evaluation of the acoustic field in an ultrasonic bioreactor” Ultrasound in Medicine and Biology (2015).
- Lemmer Y, Grobler A, Moody C and HJ Viljoen, “A Model of Isoniazid Treatment of Tuberculosis’ J. Theoretical Biology 363 367-373 (2014).
- Guha Thakurta S, Kraft M, Viljoen HJ and A Subramanian “Enhanced depth-independent chondrocyte proliferation and phenotype maintenance in an ultrasound bioreactor and an assessment of ultrasound dampening in the scaffold” Acta Biomaterialia 10 pp4798-4810 (2014).