Tags: materials science

Teaching Materials (1-20 of 44)

  1. CD Injection Molding I: Navier-Stokes

    10 Apr 2019 | | Contributor(s):: Adam Powell

    State simplifying assumptions which can be made regarding radial injection molding of liquid polycarbonate polymer into a CD mold, and simplify the cylindrical form of the Navier-Stokes equations accordingly.

  2. CD Injection Molding II: Shear Stress

    09 Apr 2019 | | Contributor(s):: Adam Powell

    Solve the cylindrical Navier-Stokes equations simplified in Part I to give the velocity profile in radial injection molding of a CD, and calculate the shear stress based on this velocity profile.

  3. Radiative Cooling of an Aluminum Cube

    09 Apr 2019 | | Contributor(s):: Adam Powell

    Show that radiative cooling of an aluminum cube is Newtonian (uniform temperature), and calculate time required to cool through a certain temperature range by radiation alone.

  4. Bottom Filled Mold

    07 Apr 2019 | | Contributor(s):: Matthew John M. Krane

    Calculation of mold filling times, with and without a constant height of metal in a riser. Problem uses modified Bernoulli equation for the mechanical energy balance and the students are asked to determine which resistances are significant.

  5. Cast-a-Box: Casting Conditions and Macroporosity

    07 Apr 2019 | | Contributor(s):: Adam Powell

    An illustration of three-dimensional finite difference simulation of heat conduction with phase change and complex boundary conditions, this requires students to adjust boundary conditions to make the top surface of a regular hexahedral "casting" to freeze last, eliminating...

  6. Batch and Continuous Flow Reactors

    30 Mar 2019 | | Contributor(s):: Adam Powell

    Derive expressions for productivity of plug flow and perfectly mixed continuous flow reactors, discuss quality, and describe advantages of batch reactors.

  7. Blood Filtration

    30 Mar 2019 |

    Estimate flow rate of blood through two types of porous filter: an array of tubes and a packed bed of solid spheres.

  8. Blood Flow and Vascular Deposits

    30 Mar 2019 |

    Analyze the effect of increasing fat deposit thickness on blood flow through human arteries.

  9. Casting of a Cylindrical Part in a Thermally Resistive Mold

    30 Mar 2019 | | Contributor(s):: Matthew John M. Krane

    Use of integral analysis for development of approximate solution for solidification in cylindrical thermally resistive mold.

  10. Stokes Flow Past a Fluid Sphere

    20 Mar 2019 | | Contributor(s):: Adam Powell

    The solution to the Stokes flow equations for viscous flow past a viscous sphere, which in the limiting cases of zero and infinite interior viscosity gives the drag force on bubbles and solid spheres respectively.

  11. A Heat Transfer Calculation

    20 Mar 2019 | | Contributor(s):: Adam Powell

    Outline the steps required to calculate the temperature at the interface between a stationary solid and a fluid flowing past it.

  12. Argon Quenching of Ni-based Alloy Cylindrical Bars

    20 Mar 2019 | | Contributor(s):: Matthew John M. Krane

    Calculate radiation viewfactors and power transferred between various parts of an zirconia physical vapor deposition chamber.

  13. Application of Integral Analysis to Semi-infinite Diffusion Couple

    20 Mar 2019 | | Contributor(s):: Matthew John M. Krane

    Apply integral analysis to semi-infinite diffusion couple.

  14. Dimensional Analysis for Dummies

    20 Mar 2019 |

    Derivation of the error function solution to the diffusion equation, and description of the point source in 1-, 2- and 3-dimensions..

  15. Ionization Potential of Small Molecules Using DFT

    27 Aug 2018 | | Contributor(s):: Alejandro Strachan

    Use DFT simulations to explore the ionization potential (energy required to remove an electron) in atoms and small molecules. Disclaimer: While very powerful, DFT makes well known approximations and the results obtained in this module are approximate. 

  16. Learning Module: Microcantilevers

    09 Feb 2017 | | Contributor(s):: Southwest Center for Microsystems Education (SCME)

    This learning module introduces you to the microcantilever, its applications in micro and nanotechnologies, its use in sensor arrays, and how it works in both static and dynamic modes of operation.  There is a pre and post-test, four (4) informational units (PKs), and two (2)...

  17. Nanotechnology and the NAE Grand Challenge Make Solar Energy Economical

    20 Jun 2016 | | Contributor(s):: Edward Davis, Virginia A. Davis

    This group of materials is designed to provide a framework to teach students in an introductory engineering course basic nanotechnology concepts. The materials use the NAE grand challenge “Make Solar Energy Economical” to underpin the need and potential for nanotechnology to address...

  18. Homework assignment: learning about elastic constants via molecular dynamics simulations

    11 Mar 2015 | | Contributor(s):: Alejandro Strachan, David Ray Johnson

    In this homework assignment students will use molecular dynamics to compute the elastic constants of metals using an embedded atom model to describe atomic interactions. They will deform  a single crystal along different directions and obtain c11, c12 and c44 elastic constants from the...

  19. Melting via molecular dynamics simulations

    10 Mar 2015 | | Contributor(s):: Alejandro Strachan

    In this assignment you will use MD simulations to study melting in metals using the nanoMATERIALS simulation tool in nanoHUB. You will build a supercell and heat it up to study its melting. You can visualize the atomic configuration as the temperature is increased and after melting. From the...

  20. OnlineSimulation tutorial and assignment: bonding curves in H2 and He2 molecules

    21 Feb 2015 | | Contributor(s):: Alejandro Strachan

    In this tutorial students will use density functional theory (DFT) calculations using the nanoHUB tool SeqQuest to study bonding in two simple molecules: H2 and He2. The tutorial shows how to compute energy as a function of bond distance and extract the equilibrium bond distance and bond...