Students will learn fundamentals of researches on metals (M), organic materials (P) and inorganic materials (C) through learning the experimental procedures, the principles of experiments and the comparison of experimental results with theoretical predictions. Through this, students acquire and improve their skills for fundamental and advanced researches for wide variety of materials. More concretely, the aim of this class is to gain fundamental ability for structural analysis, chemical synthesis and analyses, characterization of physical properties of materials experiencing from the fabrication of specimen to applying various analytical technique. These are essential skills for the researchers of materials science and engineering.
M: Student will achieve knowledge and experimental techniques necessary for investigating metallic materials in terms of microstructure observation, determination of crystalline structure, measurement of physical, chemical and mechanical properties.
P: By the end of this course, students will acquire:
1. Fundamental skills of chemical and physical measurement operations
2. Understanding of the chemical reactions and analysis
3. Understanding of the meanings of refractive index, birefringence and phase transition
4. Understanding of the characteristics of electric circuits, fuel cell and viscoelastic properties for materials.
5. Understanding of the experimental methods, data reductions and discussion based on obtained data, and learning the basics for more advanced experiments
C:This lecture aims the students to have following knowledge and experimental experiences;
Fundamental knowledges on the structure, physical and/or chemical nature of ceramics powders
Fundamental techniques on the identification of ceramics
Fundamental techniques on the characterization of physical and chemical properties of ceramic powders
Experimental technique and procedures of forming or molding of ceramic powders
Preparation procedures of ferrite ceramics
Theory and mechnisms of magnetic properties of ferrite ceramics and their characterization technique
Improve the skill to find the issue originally and to make a experimental plan to solve the issue.
Improve the communication skill and leadership through the group work of the experiment. Improve the presentation skill.
M: microstructure of metal, tensile test, hardness, conductivity, X-ray diffraction, electrode potential
P: Material science, material engineering, organic and polymeric materials, experiment, operation of chemical experiment, analysis method, optical measurement, electric measurement
C: ceramics, powder, sintering ferrite, magnetic property
|✔ Specialist skills||Intercultural skills||✔ Communication skills||✔ Critical thinking skills||✔ Practical and/or problem-solving skills|
Students work in teams throughout this course and conduct a series of experimental themes. The learning quarters and orders of learning could be changed. Students will learn whole themes in Materials Science Laboratory I, II and III in a different order, by taking all courses of Materials Science Laboratory at 2nd, 3rd and 4th quarters. The written report must be submitted by a specified date. Students must read the experiment text before the starting of each experiment to ensure safety and smooth running.
C: According the textbook, the students learn about the functions of ceramics materials (ferrite) and its fundamental processing procedures. After the summary, they move on advanced step to make an original experimental plan by group work.
|Course schedule||Required learning|
|Class 1||M: Guidance and preparation of raw materials. P: Purification of organic solvent by distillation C: Introduction to the experiment on ceramics||M: Students shall understand whole program of the class and learn to treat raw materials for the alloy melting. P: Learning basic skills for organic synthesis. (Distillation, TLC, extraction, recrystallization, handling technique for reactions). Learning spectroscopy to characterize the structure of organic compounds C: Students are requested to learn about the outline of this experimental study first, and then what is ceramics, how to prepare ceramics. Through an introductory experiments on ferrite ceramics, the representative properties of ferrite ceramics are measured.|
|Class 2||M: Preparation of alloys I: preparation of specimens for thermal analysis, microstructural observation and hardness measurement. P: Organic synthesis and thin-layer chromatography C: Fundamental experiment: Powder synthesis||M: Students shall understand safety protocol and learn melting and casting alloys practically. C: Characteristic properties of powders and their treatment techniques are learned as the fundamental knowledge on the ceramics processing|
|Class 3||M: Thermal analysis. P: Isolation of organic compound by extraction C: Fundamental experiment: Chemical and thermal treatmentｓ of powders||M: Students shall learn principals and methods of thermal analysis. C: Experimental procedures on powder processings are learned.|
|Class 4||M: Microstructural observation and hardness measurement of alloys. P: Purification of organic compound by recrystallization C: Fundamental experiment: Heat treatment and analysis of ferrite powder||M: Students shall learn microstructural observation and hardness measurement C: Chemical reactions, control of phases and their identification methods are studied in the practical experiment procedures.|
|Class 5||M: Preparation of alloys II: preparation of specimens for mechanical testing. P: NMR and FT-IR to determine the structure of the organic compound C: Fundamental experiment: Forming or molding of ferrite powers||M: Students shall learn rolling and punching after casting. C: Fundamental and experimental technique of forming and molding of ceramics powders are studied.|
|Class 6||M: Mechanical properties of alloys at a room temperature. P: Introduction to a polarized optical microscope C: Fundamental experiment: Sintering process of ferrite ceramics||M: Students shall learn how to evaluate mechanical properties of alloys at room temperature. P: Measure retardations and refractive indices, and discuss its behavior. Explain birefringence, a phase transition of a liquid crystalline compound, and a principle of a liquid crystal display. C: Practical experimental knowledge on sintering process and procedures are studied.|
|Class 7||M: Mechanical properties of metal at high temperatures. P: Observation of birefringence materials C: Fundamental experiment: Magnetization and evaluation of magnetic properties of prepared ferrite ceramics||M: Students shall learn how to evaluate high temperature strength of alloys. C: Magnetization process, its mechanism and its characterization are studied.|
|Class 8||M: Presentation and discussion I: Relationship between microstructure and mechanical properties of metals P: Isotropic-nematic phase transition in a liquid crystalline compound C: Planning the original experiment by group work (advanced experiment)||M: Students shall understand relationship between microstructures and mechanical properties. C: Original issue on the ceramics materials are considered and an experiment plane is made in order to solve the issue by group work.|
|Class 9||M: X-ray diffraction study of metallic crystalline I: introduction of analysis method P: Freedericksz transition in a liquid crystal C: Advanced experiment: Preparation of the presentation of experimental plan and discussion||M: Students shall learn analyzing method of x-ray diffractometory. C: Each group explains the target and detailed schedules of their plan to all the students, and discussed.|
|Class 10||M: X-ray diffraction study of metallic crystalline II: analysis of chemical composition of aluminum alloy P: Measurement of refractive indices of organic compounds C: Advanced experiment: Synthesis of raw materials (Details depend on the plan)||M: Students shall learn to analyze composition of alloys through X-ray diffractometory. C: Each group starts the experimental procedures according to the plan.|
|Class 11||M: Electroconductivity of metals and semiconductors I: electroconductivity of metal P: Measurements of frequency characteristics for RC circuits C: Advanced experiment: Characterization of synthesized materials using physical and chemical techniques||M: Students shall learn method to measure electroconductivity of metals. P: Learning basic techniques for electronic measurements and fundamental knowledge concerned with characteristics for RLC circuits, principle of fuel cell and its characteristics and viscoelastic properties for materials in these 5 classes. C: Each group carries out the experimental procedures according to the plan.|
|Class 12||M: Electroconductivity of metals and semiconductors II : electroconductivity of semiconductor P: AC impedance measurements of equivalent circuits for Direct Methanol Fuel Cell (DMFC) C: Advanced experiment: Phase analysis and evaluation of prepared ceramics||M: Students shall learn method to measure electroconductivity of semiconductors. C: Each group carries out the experimental procedures according to the plan.|
|Class 13||M: Measurement of electrode potential of metal II: equilibrium electrode potential of cupper P: AC impedance measurements for DMFC C: Advanced experiment: Characterization of prepared ceramics - mechanical, electrical and/or magnetic properties||M: Students shall learn method to measure equilibrium electrode potential of cupper. C: Each group carries out the experimental procedures according to the plan.|
|Class 14||M: Measurement of electrode potential of metal II: corrosion potential of metals P: Measurements of dielectric constant for solvent by using resonant RLC circuits C: Advanced experiment: Analysis of experimental results, discussion and summary for the presentation||M: Students shall learn method to measure corrosion potential of metals. C: The obtained results are analyzed and summarized to show whether the issue of the experiments are solved or not. After the discussion, each group makes the presentation slides.|
|Class 15||M: Presentation and discussion II : physical and chemical properties of metal P: Viscoelastic measurements for polymer at vicinity of glass-transition temperature C: Advanced experiment: Presentation and discussion||M: Students shall understand physical and chemical properties of metal. C: All the groups have the presentation on their experiments to all the students. They discuss about all the issues and solutions presented.|
Lab. course in material science (Tokyo Institute of Technology)
P: All reference books are listed in the textbook.
C: Other textbooks on the ceramics experiments will be introduced. Supporting documents for the experiments are also given in addition to the textbook.
Full attendance and completion of all experiments are compulsory. Assessment is based on the experiment procedures and presentations, the status of submission and the quality of written reports. Students may fail to take a credit if if he/she repeatedly comes to class late or delay the submission of reports too often.
Enrollment of related courses is recommended
Students will be divided into groups, and learn the above mentioned 45 themes by taking "Materials Science Laboratory (M, P, C) I", "Materials Science Laboratory (M, P, C) II" and "Materials Science Laboratory (M, P, C) III" throughout Q2, Q3 and Q4. Order of learning would be different for each group of students.