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Materials Science and Engineering (MMAT)Program Director: Professor Mark Aindow For major requirements, see the School of Engineering section of this Catalog. 201. Materials Science and Engineering I Both semesters. Three credits. Prerequisite: CHEM 127Q or 129Q. Open to sophomores or higher. Not open to students who have passed MMAT 243. Relation of crystalline structure to chemical, physical, and mechanical properties of metals and alloys. Testing, heat treating, and engineering applications of ferrous and non-ferrous alloys. 202. Materials Science and Engineering Lab Both semesters. One credit. One 3-hour laboratory period. Prerequisite: MMAT 201, which may be taken concurrently. Experiments will illustrate the relationships between processing, properties and microstructure for common industrial materials. Topics include sample preparation techniques, quantitative metallography, x-ray diffraction, light and electron microscopy, tensile and fatigue testing, phase transformations, heat treatment, corrosion. Second semester. Three credits. Prerequisite: MMAT 201 or 243. Methods for determining the nature and cause of materials failure in structures and other mechanical devices. Analysis of case histories. Either semester. Three credits. Prerequisite: MMAT 201 or 243. Kattamis Basic materials principles applied to fusion and solid phase welding, brazing and other joining processes. Effects of joining process and process variable values on microstructure, soundness and mechanical properties of as-processed joints. Treatment and properties of joints and joined assemblies. Joining defects and quality control. Semester and hours by arrangement. Three credits. Prerequisite: MMAT 244 and PHYS 152. Kattamis Microstructure of crystalline ceramics and glasses and role of thermodynamics and kinetics on its establishment. Effect of process variables on microstructure and ultimately on mechanical, chemical and physical properties. 230. Introduction to Composite Materials Either semester by arrangement. Three credits. Prerequisite: MMAT 266. Principles and applications of manufacturing and mechanics of polymer-matrix, and ceramic-matrix composites. Processing and properties of fibers. Interface characteristics. Design of components using composite materials. 232. Introduction to High Temperature Materials Semester by arrangement. Three credits. Prerequisite: MMAT 201 or 243. Plastic deformation of metals and other solid materials at elevated temperatures. Dislocation mechanisms; creep processes; oxidation. Strengthening mechanism, including ordering and precipitation hardening. 234. Corrosion and Materials Protection Semester by arrangement. Three credits. Prerequisite: MMAT 243 or 201. Corrosion and materials protection designed for engineering students. Principles of materials degradation, extensive case histories and practical applications. Selection of metals, alloys, ceramics and polymers for atmospheric, soil, marine and chemical environments. Evaluation methods, protective measures and the techniques of failure analysis. 236. Materials Characterization Semester by arrangement. Three credits. Two class periods and, every other week, a 3-hour laboratory period. Laboratory sections in addition to those initially listed will be arranged. Prerequisite: MMAT 201 or 243. Principles and experimental methods of optical, electron, and x-ray examination of engineering materials. Emphasis on use of x-ray analysis, with introduction to electron microscopy, Auger spectroscopy, scanning electron microscopy, and microanalysis. 236W. Materials Characterization Prerequisite: MMAT 201 or 243; ENGL 110 or 111 or 250. Second semester by arrangement. Three credits. Prerequisite: MMAT 255 and MMAT 265. Principles of alloy solidification are discussed and applied in the context of sand, investment, and die casting; continuous and direct chill casting; electroslag and vacuum arc remelting, crystal growth, rapid solidification, and laser coating. 243. Introduction to Structure, Properties, and Processing of Materials I First semester. Three credits. Prerequisite: CHEM 127Q or 129Q. Not open to students who have passed MMAT 201. Open to sophomores or higher. Bonding in materials, the crystal structure of metals and ceramics, and defects in materials will be introduced. Basic principles of phase diagrams and phase transformations will be given with particular emphasis on microstructural evolution and the effect of microstructure on the mechanical properties of metals and alloys. Introductory level knowledge of mechanical properties, testing methods, strengthening mechanisms, and fracture mechanics will be provided. 244. Introduction to Structure, Properties, and Processing of Materials II Second semester. Three credits. Prerequisite: MMAT 243 or MMAT 201. Open to sophomores or higher. Structures, properties, and processing of ceramics; structure, properties and processing of polymers and composites; electrical, thermal, magnetic and optical properties of solids; and corrosion. 255. Transport Phenomena in Materials Processing Second semester. Four credits. Prerequisite: MMAT 265 and MATH 210Q, both of which may be taken concurrently. Mechanisms and quantitative treatment of mass, energy, and momentum transfer will be applied to design and analysis of materials processing. Increasingly complex and open-ended engineering design projects will be used to illustrate principles of diffusion; heat conduction, convection, and radiation, and fluid flow. 256. Applied Thermodynamics of Materials First semester. Four credits. Prerequisite: MMAT 201 or 243. Thermodynamic principles will be applied to the behavior and processing of materials. Topics covered will include thermodynamic properties, solution thermodynamics, phase equilibria, phase diagram prediction, gas-solid reactions and electrochemistry. 265. Phase Transformation and Kinetics and Applications First semester. Three credits. Prerequisite: MMAT 243 or 201. Principles and applications of phase transformations to control microstructure and materials properties. In depth, quantitative coverage will include vacancies, solid solutions, phase diagrams, diffusion, solidification of metals, nucleation and growth kinetics, and thermal treatments to control microstructure. 266. Mechanical Behavior of Materials Second semester. Three credits. Prerequisite: MMAT 243 or 201. Elements of elastic plastic deformation of materials and the role of crystal structure. Strengthening and toughening mechanisms. Fracture; including fatigue, stress corrosion and creep rupture. Test methods. 267 . Electrical and Magnetic Properties of Materials First semester. Three credits. Prerequisite: PHYS 152Q and MMAT 243; or MMAT 201. Principles underlying electrical and magnetic behavior will be applied to the selection and design of materials. Topics covered will include: thermoelectricity, photoelectricity, conductors, semiconductors, superconductors, dielectrics, ferroelectrics, piezoelectricity, pyroelectricity, and magnetism. Device applications. 276. Thermal/Mechanical Processing of Materials Second semester. Three credits. Prerequisite: MMAT 266, may be taken concurrently. Fundamental principles of materials processing and their quantitative application to process design will be illustrated for deformation processes: forging, rolling, drawing, extrusion, injection molding, powder compaction and sintering. 277. Processing of Materials in the Liquid and Vapor State Second semester. Three credits. Prerequisite: MMAT 255 and MMAT 256. Fundamental principles of materials processing and their quantitative application to process design will be illustrated for materials processes involving liquids and gasses: crystal growth, zone refining, shape casting, continuous casting, refining, welding, and vapor deposition. 284. Materials Characterization and Processing Laboratory Second semester. One credit. Prerequisite: MMAT 244, which may be taken concurrently. One 3-hour laboratory period. Open to sophomores or higher. Principles of materials properties, processing and microstructure will be illustrated by experiments with qualitative and quantitative microscopy, mechanical testing, thermal processing, plastic deformation and corrosion. Materials design and selection criteria will be introduced by studying case histories from industry and reverse engineering analyses. 285. Mechanical Behavior Laboratory Second semester. One credit. Prerequisite: MMAT 266, may be taken concurrently. Three hour laboratory. Characterization of mechanical properties of materials and fundamentals of materials deformation and fracture processes will be experienced through hands-on projects with tensile, rheological, cyclic, and high temperature testing; drawing; forging; extrusion; rolling; and hot pressing. 286. Materials Processing and Microstructures Laboratory First semester. One credit. Prerequisite: MMAT 284. Corequisite:MMAT 265. One 3-hour laboratory period. Illustrative processing, microstructural characterization and control. As-cast, wrought, and solutionized non-ferrous alloys, dendritic, non-dendritic, and eutectic microstructures. Heat-treated ferrous alloys. Composites. Powder metallurgy-processed, and weld microstructures. 287. Capstone Design Project I First semester. Two credits. Prerequisite: MMAT 266. Seniors working in teams with faculty and industry mentors solve open ended projects in design of materials, products, and processes. Oral and written reports are required in each semester. For students with high academic standing the BSE and MS projects may overlap. 288W. Capstone Design Project II Second semester. Two credits. Four hours practicum. Prerequisite: MMAT 266 and MMAT 276; ENGL 110 or 111 or 250. Seniors working in teams with faculty and industry mentors solve open ended projects in design of materials, products, and processes. Oral and written reports are required in each semester. For students with high academic standing the BSE and MS projects may overlap. 298. Special Topics in Materials Engineering Both semesters. Three credits. Prerequisite: Consent of instructor. With a change in topic this course may be repeated for credit. Both semesters. Credits and hours by arrangement. Prerequisite: Consent of instructor. With a change in topic this course may be repeated for credit. Some sections of this course are graded Satisfactory/Unsatisfactory. Methods of research and development. Laboratory investigation. Correlation and interpretation of experimental results. Writing of technical reports.
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