Lecture Set No. 1 Winter 2011 ECE 162B Fundamentals of Solid State Physics Class Introduction and Crystal Structures” Prof. Steven DenBaars ECE and Materials.

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Presentation transcript:

Lecture Set No. 1 Winter 2011 ECE 162B Fundamentals of Solid State Physics Class Introduction and Crystal Structures” Prof. Steven DenBaars ECE and Materials Depts Solid State Lighting & Display Center University of California Santa Barbara, USA

Required Text: Electrical Properties of Materials, L. Solymar and D. Walsh, Oxford University Press, 8 th Edition, 2004, ISBN Suggested Text (Some Course notes will be derived from this) C.Kittell Intro. To Solid State Physics, 7 th Edition Course Prerequisites: ECE 162A Homework: Will be assigned approximately weekly and due the following week at the start of class. Late homework up to 1 day late will receive 20% reduction in grade. Assignments handed in more than 1 day after due date will not be graded. Grade distribution: Homework 30% Midterm30% Final40%

Covered Material: Crystal lattices and the structure of solids, with emphasis on semiconductors. Lattice vibrations. Electronic states and energy bands. Electrical and thermal conduction. Dielectric and optical properties. Semiconductors: intrinsic, extrinsic doping, diffusion, P-N junctions and diode behavior. OUTLINE Crystal Structure-Chapters 1 in Kittel (Handout) Crystal Bonding-Chapter 5 in Solymar and Walsh Electronic Structure, Free Electron Theory-Chapter 6 in Solymar and Walsh Band Theory-Chapter 7 in Solymar and Walsh Semiconductors-Chapter 8 and Chpter 9 in Solymar and Walsh -Handouts on Measurements & Applications

3 Different Solid State Materials (metals,insulators, semiconductor) WBS have E G larger than 2.5eV

Semiconductor Bandgaps WBS diamond ZnO

Diamond Structure Zincblende Structure Diamond Structure Zincblende Structure Semiconductors I

Hexagonal Close Pack (HCP) Semiconductors II )

GaN Crystal (UCSB Bulk X’Tal Lab)

Miller Indices

Crystal Symmetry

Crystal Structures-Bonding

Rocksalt (NaCl)