All Categories
Materials Science
Explore questions in the Materials Science category that you can ask Spark.E!
- Isothermal Time‐Temperature‐Transformation (TTT) plots provide a means of
- The time required for a reaction to begin and end is delayed; the isothermal curves are shifted
- Homogeneous nucleation is easier/harder than heterogeneous
- Austenite has a higher solid solubility of carbon
- Surface Free Energy-Increases/Decreases the total energy
- Volume (Bulk) Free Energy Increases/Decreases the total energy
- For homogeneous nucleation, there is a nucleation barrier (energy barrier), that
- We can use an isomorphous phase diagram to considerthe changes in
- Eutectoid steels have to go from an austenite directly to
- Due to solid solution strengthening, the mechanicalproperties of the alloys are
- There exists a critical cooling rate to produce a totally
- _______ is Specific mirror lattice symmetry...essentially a reflection of atom positions across the twin plane
- The magnitude and the direction of the displacement are defined by a vector, called the _____
- True or False All crystalline solids contain vacancies
- ______ are "extra" atoms positioned between atomic sites (also a point defect)
- increasing ____ causes surface island of atoms to grow
- ______ dislocation: - extra half-plane of atoms inserted in a crystal structure- Burgers vector (b) to dislocation line• ____ dislocation:- spiral planar ramp resulting from shear deformation- Burgers vector (b) to dislocation line
- ____ is the result of casting molten material
- Solvent = ____ component Solute = ___ concentration
- _____ are are line defects, a "slip" between crystal planes results when dislocations move that result in permanent (plastic) deformation