Autumn 2026 • IIT Bombay

MM 765: Semiconductor Devices
& Principles

Course Portal for materials, lectures, and logistics.

AS

Prof. Abhijeet Sangle

Co-Instructor

AY

Prof. Aswani Yella

Co-Instructor

Course Policies

Review the course evaluation criteria, grading schemes, examination rules, and academic honesty policies for Autumn 2026.

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Lecture 1: Foundations

Dive into the basic physics of semiconductor materials, exploring intrinsic vs. extrinsic properties, doping, and interactive lattice models.

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Lecture 2: Quantum Mechanics

Explore wave-particle duality, Schrödinger's wave equation, particle confinement in potential wells, quantum tunnelling, and the one-electron atom.

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Lecture 3: Theory of Solids

Discover the origins of energy bands in crystal lattices, explore the Kronig-Penney model, Bloch's theorem, and construct E-k diagrams.

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Lecture 4: Carrier Transport

Understanding effective mass, the density of states, and the Fermi-Dirac probability function in extrinsic and intrinsic semiconductors.

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Lecture 5: Drift & Diffusion

Understanding how charge carriers move in a semiconductor under the influence of electric fields and concentration gradients.

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Lecture 6: Non-Equilibrium

Exploring ambipolar transport, the continuity equation, and how semiconductors behave when pushed out of their thermodynamic resting state.

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Lecture 7: The PN Junction

Exploring the Haynes-Shockley experiment, Quasi-Fermi levels, SRH recombination, and the foundational physics of the PN junction.

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Lecture 8: Ideal pn junction diodes

Delve into the space charge region under applied bias, junction capacitance, Zener and Avalanche breakdown, and ideal I-V characteristics.

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Lecture 9: Real Diode Model

Investigate generation/recombination currents, small-signal models, switching transients, charge storage, and the degenerately doped tunnel diode.

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Lecture 10: Dissimilar Materials

Explore Schottky barriers, thermionic emission, ohmic contacts, and the physics of Two-Dimensional Electron Gases (2-DEG) in heterostructures.

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