John A. Quintanilla

Previous Scheduled Teaching

Published Intellectual Contributions

Book

• Quintanilla, J.A., Brand, N., Bittinger, M. (2006). Calculus for the Life Sciences. New York, Addison-Wesley.

Conference Proceeding

• Quintanilla, J.A., Liu, J., D'Souza, N.A., Mirshams, R.A. (2007). Integration of Engineering Concepts in Freshman Calculus. AC 2007-1878.

Journal Article

• Quintanilla, J. (2022). A New Derivation of Snell's Law Without Calculus. College Mathematics Journal. 53 (2) 140-145.
• Quintanilla, J.A. (2018). Developing Intuition for Logarithms. Mathematics Teacher. 112 (1) 80.
• Cobb, S.L., McPherson, M.A., Molina, D.J., Quintanilla, J.A., Rasmussen, E., Rous, J.J. (2018). Teaching Economics to the Masses: The Effects of Student Help Centers on Academic Outcomes. International Review of Economics Education. 27 (January 2018) 16-23.
• Quintanilla, J.A. (2017). Deriving the Regression Line with Algebra. Mathematics Teacher. 111 (8) 594-598.
• Brand, N., Quintanilla, J.A. (2013). Modeling Terminal Velocity. College Mathematics Journal. 44 (1) 57-61.
• Scherer, G., Zhang, J., Quintanilla, J.A., Torquato, S. (2012). Hydration and Percolation at the Setting Point. Cement and Concrete Research. 42 665-672.
• Quintanilla, J.A. (2008). Necessary and Sufficient Conditions for the Two-Point Phase Probability Function of Two-Phase Random Media. Proceedings of the Royal Society A: Mathematical, Physical and Engineering Science. 464 1761-1779.
• Quintanilla, J.A., Ziff, R.M. (2007). Asymmetry of Percolation Thresholds of Fully Penetrable Disks with Two Different Radii. Physical Review E. 76 051115.
• Quintanilla, J.A. (2007). Fallacies, Flaws, and Flimflam. College Mathematics Journal. 38 (5) 375-376.
• Quintanilla, J.A. (2007). The Taylor Polynomials of cos x. College Mathematics Journal. 38 (1) 58-59.
• Quintanilla, J.A., Jones, W. (2007). Using Convex Quadratic Programming to Model Random Media with Gaussian Random Fields. Physical Review E. 75 046709.
• Quintanilla, J.A., Chen, J., Reidy, R.F., Allen, A.J. (2007). Versatility and Robustness of Gaussian Random Fields for Modeling Random Media. Modelling and Simulation in Materials Science and Engineering. 15 S337-S352.
• Quintanilla, J.A. (2006). Measures of Clustering in Systems of Overlapping Particles. Mechanics of Materials. 38 848-857.
• Zuyev, S., Quintanilla, J.A. (2003). Estimation of Percolation Thresholds via Percolation in Inhomogeneous Media. Journal of Mathematical Physics. 44 6040-6046.
• Quintanilla, J.A., Reidy, R.F., Gorman, B.P., Mueller, D.W. (2003). Gaussian Random Field Models of Aerogels. Journal of Applied Physics. 93 4584-4589.
• Quintanilla, J.A. (2002). Ascending and Descending Fractions. Mathematics Teacher. 95 539-542.
• Brostow, W.K., Cunha, A.M., Quintanilla, J.A., Simoes, R. (2002). Crack Formation and Propagation in Molecular Dynamics Simulations of Polymer Liquid Crystals. Macromolecular Theory and Simulations. 11 308-314.
• Quintanilla, J.A. (2001). Measurement of the Percolation Threshold for Fully Penetrable Disks of Different Radii. Physical Review E. 63 061108.
• Quintanilla, J.A., Torquato, S., Ziff, R. (2000). Efficient Measurement of the Percolation Threshold for Fully Penetrable Disks. Journal of Physics A: Mathematical and General. 33 L399-L407.
• Quintanilla, J.A., Torquato, S. (1999). Local Volume Fraction Fluctuations in Periodic Heterogeneous Media. Journal of Chemical Physics. 110 3215-3219.
• Quintanilla, J.A. (1999). Microstructure and Properties of Random Heterogeneous Materials: A Review of Theoretical Results. Polymer Engineering & Science. 39 559-585.
• Quintanilla, J.A. (1999). Microstructure Functions for Random Media with Impenetrable Particles. 60 5788-5794.
• Quintanilla, J.A., Torquato, S. (1999). Percolation in a Model of Statistically Inhomogeneous Random Media. Journal of Chemical Physics. 111 5947-5955.
• Quintanilla, J.A., Torquato, S. (1997). Clustering in a Continuum Percolation Model. Advances in Applied Probability. 29 327-336.
• Quintanilla, J.A., Torquato, S. (1997). Local Volume Fraction Fluctuations in Random Media. Journal of Chemical Physics. 106 2741-2751.
• Quintanilla, J.A., Torquato, S. (1997). Microstructure Functions for a Model of Statistically Inhomogeneous Random Media. Physical Review E. 55 1558-1565.
• Quintanilla, J.A., Torquato, S. (1996). Clustering Properties of d-Dimensional Overlapping Spheres. Physical Review E. 53 5331-5339.
• Quintanilla, J.A., Torquato, S. (1996). Lineal Measures of Clustering in Overlapping Particle Systems. Physical Review E. 54 4027-4036.
• Quintanilla, J.A., T, S. (1996). Microstructure and Conductivity of Hierarchical Laminate Composites. Physical Review E. 53 4368-4378.
• Quintanilla, J.A., Torquato, S. (1995). New Bounds on the Elastic Moduli of Suspensions of Spheres. Journal of Applied Physics. 77 4361-4372.

Magazine/Trade Publication

• Quintanilla, J. (2022). Parabolic Properties from Pieces of String. Math Horizons. 29 (3) 20-23.
• Quintanilla, J. (2021). HyFlex Teaching During the Pandemic (and Beyond?). Focus. 41 (4) 22-24.
• Quintanilla, J.A. (2016). Name That Tune: Teaching Predicate Logic with Popular Culture. Focus. 36 (4) 27-28.
• Harris, M.M., Quintanilla, J.A., McDonald , J., Watson, C.G. (2012). Preparing Science and Math Teachers at the University of North Texas. 11-13.
• Quintanilla, J.A. (1998). Beyond the Chalkboard: The Job of a Math Professor. 5 (4) 10.

Research Report

• Eddy, C.M., Quintanilla, J.A., Pratt, S., Friday, S.M., Bush, B. (2017). UNT Secondary NCTM CAEP SPA Report.

Contracts, Grants and Sponsored Research

Grant - Research

• Siller Carrillo, H.R. (Co-Principal), D'Souza, N.A. (Principal), Quintanilla, J. (Co-Principal), Ro, H. (Co-Principal), Huffman, D. (Co-Principal), Keathly, D. (Supporting), "Establishing a Journey of Inclusion, Identity and Intersectionality through Guided Pathways to Enhance Latinx Success in Engineering and Computer Science," sponsored by NSF, Federal, $799904 Funded. (2021 - 2024).
• Eddy, C.M. (Principal), Harrell, P.E. (Co-Principal), Quintanilla, J.A. (Co-Principal), Hughes, L.E. (Co-Principal), Pratt, S. (Co-Principal), "UNT Science and Mathematics Robert Noyce Scholarships," sponsored by National Science Foundation, Federal, $749965 Funded. (2010 - 2016).
• Siller Carrillo, H.R. (Co-Principal), Ro, H. (Co-Principal), Quintanilla, J.A. (Co-Principal), D'Souza, N.A. (Principal), "Establishing a Journey of Inclusion, Identity and Intersectionality through Guided Pathways to Enhance Latinx Success in Engineering and Computer Science," sponsored by National Science Foundation, FED, Funded. (2021 - 2024).

Grant - Service

• Eddy, C.M. (Principal), Quintanilla, J.A. (Co-Principal), Hughes, L.E. (Co-Principal), Harrell, P.E. (Co-Principal), "UNT Science and Mathematics Robert Noyce Scholarship," sponsored by National Science Foundation, FED, Funded. (2010 - 2023).

Grant - Teaching

• Quintanilla, J.A. (Other), Harrell, P.E. (Co-Principal), Thompson, R. (Principal), "TI Foundation Grant III for Teach North Texas," sponsored by Texas Instruments Foundation, FOND, Funded. (2014 - 2017).
• Quintanilla, J. (Principal), Thompson, R. (Co-Principal), "Texas Instruments Foundation Grant," sponsored by Texas Instruments Foundation, State, Funded. (2015 - 2017).