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 achieves 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 acquire:
1. Fundamental skills of chemical and physical measurement operations
2. Understanding of chemical reactions and analysis
3. Understanding 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, superconductivity, 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, fundamental skills of experimental works, scientific ethic and report writing P: Guidance for the entire experiments and an explanation for an operation in organic synthesis experiments C: Introduction to the experiment on ceramics; Fundamental experiment A1: Weighing, stirring, and calcinating the raw materials||M: Students shall understand whole program of the course, fundamental skills of experimental works, scientific ethic and report writing P: Guidance explain schedules and precautions in the entire experiments. And an experimental operations in organic synthesis experiments are learned. C: Students are requested to learn about the outline of this experimental study first, to know what is ceramics, and to understand how to prepare ceramics. Through an introductory experiments on ceramics, the representative properties of superconductor and ferrite ceramics will be measured.|
|Class 2||M: X-ray diffraction 1: X-ray diffraction of single phases P: Organic synthesis 1:Puriﬁcation of organic solvent by distillation C: Fundamental experiment A2: Milling, molding, and sintering the calcined powder||M: Students shall understand the basics of crystal-structure analysis by diffraction phenomena and identify pure metals practically. 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 shall learn characteristic properties of powders and their treatment techniques as the fundamentals on the ceramics processing.|
|Class 3||M: X-ray diffraction 2: X-ray diffraction of multiple phases P: Organic synthesis 2:Organic synthesis and thin-layer chromatography C: Fundamental experiment A3: Observation of Meissner effect and measurement of electrical resistivity||M: Students shall understand the application of X-ray diffcation to materials with microstructures by analyzing compositions of AlCu alloys. C: Student shall not only measure the temperature dependency of electrical resistivity for the prepared superconductor, but also study the difference between metals and insulators, as well as that between superconductors and normal conductors. Experimental procedures on powder processings are learned.|
|Class 4||M: Electroconductivity 1: electroconductivity based on solid state electron theory P: Organic synthesis 3:Isolation and purification of organic compound by extraction and recrystallization C: Fundamental experiment A4: Analyzing the measured results of XRD (X-ray diffraction)||M: Students shall understand the origin of the difference in electroconductivity of metals with different electronic states and impurity/dislocation density. C: Chemical reactions, control of phases and their identification methods will be studied in the practical experiment procedures.|
|Class 5||M: Electroconductivity 2: electroconductivity of metals and semiconductors P: Organic synthesis 4:NMR and FT-IR to determine the structure of the organic compound C: Fundamental experiment B1: Preparing the raw material for ferrite using coprecipitation method||M: Students shall understand the origin of the different temperature dependence in electroconductivity of metals and semiconductors. C: Fundamentals and experimental techniques of forming and molding of ceramics powders will be studied.|
|Class 6||M: Experimental methods for pyrometric measurements P: Optical properties 1:Measurement of refractive indices of organic compounds and the introduction to a polarized optical microscope C: Fundamental experiment B2: Milling and calcination of the dried powder||M: Students shall learn how to operate instruments for pyrometric measurements and principals for temperature measurement with thermocouples 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 calcination process and procedures will be studied.|
|Class 7||M: Thermal analysis and equilibrium phase diagram P: Optical properties 2:Observation of birefringence materials C: Fundamental experiment B3: Milling, molding, and sintering the calcined powder||M: Students shall learn principals and methods of thermal analysis and how to read equilibrium phase diagram C: Practical experimental knowledge on sintering process and procedures will be studied.|
|Class 8||M: Measurement of equilibrium oxygen partial pressure of a metallic oxide P: Optical properties 3:Isotropic-nematic phase transition in a liquid crystalline compound C: Fundamental experiment B4: Magnetization and evaluation of magnetic properties of prepared ferrite ceramics||M: Students shall learn method to measure equilibrium oxygen partial pressure of NiO and analyze thermodynamic functions C: Magnetization process, its mechanism and its characterization will be studied.|
|Class 9||M: Measurement of electrode potential of metal II: equilibrium electrode potential of cupper P: Optical properties 4:Freedericksz transition in a liquid crystal C: Advanced experiment 1: Planning the original experiment by group work||M: Students shall learn method to measure equilibrium electrode potential of Cu in an aqueos CuSO4 C: Original issue on the ceramics materials are considered and an experiment plane is made in order to solve the issue by group work. Each group explains the target and detailed schedules of their plan to all the students, and discussed.|
|Class 10||M: Preparation of alloys: preparation of specimens for characterization of microstructure and measurement of mechanical properties P: Electrical and Mechanical properties 1:Measurements of frequency characteristics for RC circuits C: Advanced experiment 2: Synthesis of raw materials (Details depend on the relevant group's plan)||M: Students shall understand safety protocol and learn melting and casting aluminum alloys practically. P: Learning basic techniques for electronic measurements and fundamental knowledge concerned with characteristics for RC and RLC circuits, principle of fuel cell and its characteristics and viscoelastic properties for materials. C: Each group starts the experimental procedures according to the plan.|
|Class 11||M: Microstructure observation: optical microscopy P: Electrical and Mechanical properties 2:Measurements of dielectric constant for solvent by using resonant RLC circuits C: Advanced experiment 3: Measuring physical and chemical properties for the synthesized materials (Details depend on the relevant group's plan)||M: Students shall learn techniques for microstructural observation by optical microscopy. C: Each group carries out the experimental procedures according to the plan.|
|Class 12||M: Characterization of microstructure: digital image analysis P: Electrical and Mechanical properties 3:AC impedance measurements of Direct Methanol Fuel Cell (DMFC) C: Advanced experiment 4: Phase analysis and evaluation of prepared ceramics (Details depend on the relevant group's plan)||M: Students shall learn editing method of digital images and how to characterize microstrucrture. C: Each group carries out the experimental procedures according to the plan.|
|Class 13||M: Measurement of mechanical properties: tensile test P: Electrical and Mechanical properties 4:Viscoelastic measurements for polymer at vicinity of glass-transition temperature C: Advanced experiment 5: Characterization of prepared ceramics - mechanical, electrical and/or magnetic properties (Details depend on the relevant group's plan)||M: Students shall learn how to measure mechanical properties of alloys. C: Each group carries out the experimental procedures according to the plan.|
|Class 14||M: Safety training P: Additional explanation for optical, electrical and mechanical properties C: Advanced experiment 6: Showing a presentation of each group's results, and its discussion||M: Students will learn safety issues in experiments of metallic materials. P: Deepen the understanding through an explanation related to the experiments for optical, electrical and mechanical properties. C: Each group will give a presentation. The obtained results will be analyzed, summarized, and discussed to show whether the issue of the experiments are solved or not.|
To enhance effective learning, students are encouraged to spend approximately 50 minutes preparing for class and another 50 minutes reviewing class content afterwards (including assignments) for each class.
They should do so by referring to textbooks and other course material.
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 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 42 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.