Publications & Presentations

Okamoto, N., Tineo, I., DiBlasio, D., Carlson, J., Petty, C., and Sommers, A., 2016, "Using Patterned Surface Wettability for Improved Frosting/Defrosting Performance," under review for the ASHRAE Annual Conference.

Yu, R., Sommers, A., and Okamoto, N., 2013, “Effect of a Micro-Grooved Surface Design on Air-Side Thermal-Hydraulic Performance of Plain-Fin-and-Tube Heat Exchangers,” International Journal of Refrigeration, Vol. 36, No. 3, pp 1078-1089.

Sommers, A., Yu, R., Okamoto, N., and Upadhyalula, K., 2012, “Condensate Drainage Performance of a Plain-Fin-and-Tube Heat Exchanger Constructed from Anisotropic Micro-Grooved Fins,” International Journal of Refrigeration, Vol. 35, No. 6, pp 1766-1778.

Yu, R., Sommers, A., Okamoto, N., and Upadhyalula, K., 2011, “Impact of an Anistotripic Fin Surface Design on the Thermal-Hydraulic Performance of a Plain-Fin-and-Tube Heat Exchanger”, Proceedings of the ASME International Mechanical Engineering Conference and Exposition, Denver, CO.

Lee, J., Okamoto, N., Chung, R., and Anagnos, T., 2011, “Introducing Sustainability Concepts in Lower Division Engineering Core Courses,” Proceedings of the 41st ASEE/IEEE Frontiers in Education Conference.

Yu, R., Sommers, A., Okamoto, N., and Upadhyalula, K., 2011, “Anisotropic Heat Exchanger Fin Surface Design for Improved Condensate Management,” International Conference on Air Conditioning and Refrigeration, Gangwon-Do, Korea.

Nagendrappa, N., Okamoto, N.C., and Barez, F., 2010 "Thermal Characterization of Fan-in Package-on-Packages," Proceedings of Semi-Therm 26, Santa Clara, CA. 

Singh, S., and Okamoto, N.C., 2009, "Optimal Micro Heat Pipe Configuration for High Performance Heat Spreaders, " IMAPS Workshop on Thermal Management, Palo Alto, CA.

Meakins, M., Okamoto, N.C., and Bash, C., 2009, "An Energy and Exergy Analysis of Economizer-Based Data Centers, " Proceedings of the ASME International Energy Sustainability Conference, San Francisco, CA.

Okamoto, N.C., Hsu, T-R, and Bash, C., 2009, "A Thermal Management of Electronics Course and Laboratory for Undergraduates," Advances in Engineering Education, Vol. 1, No. 3.

Bhave, N., and Okamoto, N.C., 2007, "Modeling Noncoplanarity Effects on Thermal Performance of Computer Chips," IEEE Advanced Packaging Materials Symposium, San Jose, CA, Oct. 3-5.

Heresztyn, A.J.H., and DeJong Okamoto, N.C., 2005, "Thermal Design of Microchannel Heat Sinks for Low-Orbit Micro-Satellites," Proceedings of the 3rd International Conference on Microchannels and Minichannels, American Society of Mechanical Engineers, Toronto.

DeJong Okamoto, N., Rhee, J., and Mourtos, N.J., 2005, Incorporating the Impact of Engineering Solutions on Society into Technical Engineering Courses, Global Journal of Engineering Education, Vol. 9, No. 1, pp. 77-88. Invited Paper

DeJong Okamoto, N.C., Rhee, J., and N.J. Mourtos, 2005, “Educating Students to Understand the Impact of Engineering Solutions in a Global / Societal Context,” Proceedings of the 8th UICEE Annual Conference on Engineering Education, Kingston, Jamaica. Keynote Presentation.

Mourtos, N.J., DeJong Okamoto, N.C., and J. Rhee, 2004, "Open-Ended Problem-Solving Skills in Thermal-Fluids Engineering," Global Journal of Engineering Education, Vol. 8, No. 2, pp. 189-200. Invited Paper

DeJong Okamoto, N.C., 2004, "Getting Started with an Adaptation and Implementation Grant," Proceedings of the ASEE Annual Conference, Salt Lake City.  Invited presentation.

DeJong Okamoto, N.C., and Hsu, T-R, 2004, "Development of a Laboratory Curriculum Devoted to the Thermal Management of Electronics," Proceedings of the ASEE Annual Conference, Salt Lake City.  Invited presentation.

Mourtos, N.J., DeJong Okamoto, N.C., and J. Rhee, 2004, "Defining, Teaching, and Assessing Problem-Solving Skills," Proceedings of the 7th UICEE Annual Conference on Engineering Education, Mumbai, India.

DeJong, N.C., and A.M. Jacobi, 2003, “Heat Transfer and Pressure Drop for Flow through Bounded Louvered-Fin Arrays,” Experimental Thermal and Fluid Science, Vol. 27, pp. 237-250.

DeJong, N.C., and A.M. Jacobi, 2003, “Localized Flow and Heat Transfer Interactions in Louvered-Fin Arrays,” International Journal of Heat and Mass Transfer, Vol. 46, pp. 443-455.

DeJong, N.C., 2002, “Teaching Cycle Optimization in Introductory Thermodynamics Courses,” Proceedings of the ASEE National Conference, Montreal.

Van Treuren, K.W., and N.C. DeJong, 2001, “Using Design to Teach Thermodynamic Cycles: Designing a 250 MW Steam Power Plant Using the Rankine Cycle,” Proc. of the ASME International Gas Turbine & Aeroengine Congress & Exhibition, New Orleans ASME Paper 2001-GT-106.

Van Treuren, K.W., and N.C. DeJong, 2001, “The Evolution of an Introductory Course Sequence: Responding to Student, Faculty and Industry Needs,” Gulf-Southwest Regional ASEE Conference, College Station, TX.

DeJong, N.C., K.W. Van Treuren, D.R. Farris, and C.C. Fry, 2000, “Using Design to Teach Freshman Engineering,” Proceedings of the ASEE National Conference, St. Louis.

Van Treuren, K. W., and DeJong, N. C., 2000, “Assessment Tools in an Introductory Engineering Course.”  ASEE Gulf-Southwest Section Annual Conference, (searchable CD ROM), Las Cruces, NM. 

DeJong, N.C., and A.M. Jacobi, 1999, “Local Flow Structures and Heat Transfer in Convex-Louver Fin Arrays,” Journal of Heat Transfer, Vol. 121, pp. 136-141.

DeJong, N.C., L.W. Zhang, A.M. Jacobi, S. Balachandar, and D.K. Tafti, 1998, “A Complementary Experimental and Numerical Study of the Flow and Heat Transfer in Offset Strip-Fin Heat Exchangers,” Journal of Heat Transfer, Vol. 120, pp. 690-698.

DeJong, N.C., and A.M. Jacobi, 1997, “An Experimental Study of Flow and Heat Transfer in Parallel-Plate Arrays: Local, Row-by-Row and Surface Average Behavior,” International Journal of Heat and Mass Transfer, Vol. 40, pp.1365-1378.

DeJong, N.C., M.C. Gentry, and A.M. Jacobi, 1997, “An Entropy-Based, Air-Side Heat Exchanger Performance Evaluation Method: Application to a Condenser,” International Journal of HVAC&R Research, Vol. 3(3), pp. 185-195.

Gentry, M.C., N.C. DeJong, and A.M. Jacobi, 1995, “Evaluating the Potential of Vortex-Enhanced Evaporator Performance for Refrigeration Applications,” ASHRAE Transactions, Vol. 102(2), pp. 361-366.