Advanced Electron Microscopy for Material Science: From New Materials to Nanostructures

Instructor: Oleg Lebedev

Course Summary

The proposed course of lectures on " Advance electron microscopy for material science: from new materials to nanostructures" is intended to give an idea of ​​the possibilities and the role of TEM in modern materials science, to show modern trends and prospects of development of various techniques on the example of a wide range of inorganic materials: novel bulk materials, thin films, porous materials, composite materials, different types of nanostructures.

Course Format

Hours of lectureHours of discussionHours in laboratoryHours of independent studyTotal numbers of hours
121224

Learning Outcomes

  • Demonstrate knowledge of basics of transmission electron micrioscopy and electron microscope itself;
  • Demonstrate an understanding of different TEM techniques and basic principles;
  • Demonstrate knowledge and possibility to apply correct TEM technique for solving particular material science problem for different kind of materials;
  • Demonstrate some practical skills to operate and electron microscope .

Course Content

Part I. Introduction to transmission electron microscopy (TEM) (2 hours)

  • The transmission electron microscopy:
  • Overview of the instruments, magnetic lenses and deflectors, electron guns, lens aberrations
  • Basic operation modes: Bright field and dark field imaging, diffraction modes

Part II. TEM of bulk inorganic materials (2 hours)

  • Solving crystal structure by TEM: Indexind of ED patterns, basic crystallographic concepts, HRTEM imaging, electron precession technique (2 h)
  • Advanced TEM technigues : EDX, HAADF-STEM, EELS, solving chemical and electronic structures of the materials

Part III. TEM of thin films (2 hours)

  • Fundamentals of nanostructured thin films: Epitaxial grown films, strain field and relaxation, dislocations.
  • Crystal structure of interface: atomic structure of interface, multilayered and heterostructures

Part IV. TEM of porous materials (2 hours)

  • Overview of porous materials and material science problems: mesoporous materials , metalorganic frameworks (MOF) materials, zeolites.
  • Porous loading materials; MOF and zeolite loading with metallic particles, Electron tomography technique

Part V. TEM of nanostructured materials (4 hours)

  • Overview of nanostrucres and TEM needs: nanotubes, nanowires, nanowickers, nanoparticles, nanodiamond (2hours)
  • Applying of advance microscopy techniques to nanostructures — HRTEM, HAADF, EDX mapping, EELS , electron tomography (2hours)

Reading List

Primary text books:

  • D.B.Williams and C.Barry Carter Transmissiom Electron Microscopy; A Textbook for Materials Science. Springer-Verlag, 2009
  • M.De Graf Introduction to Conventional Transmission Electron Microscopy (Cambridge Solid State Science Series), Cambridge, 2003
  • G.Van Tendeloo, D.Van Dyck, S.Pennycook Handbook of Nanoscopy, Willey, 2012

Grading

Class participation20%
Homework assignments30%
Final exam50%