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Course information comes from the public UCLA General Catalog. Requisites are read from UCLA’s published wording and can be incomplete or out of date — check the official catalog listing and your department adviser before you enroll.

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MAT SCI 120 · MSE 120Physics of Materials

Materials Science and Engineering · 4 units · Undergraduate upper division (100-199)

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Introduction to electrical, optical, and magnetic properties of solids. Free electron model, introduction to band theory and Schrödinger wave equation. Crystal bonding and lattice vibrations. Mechanisms and characterization of electrical conductivity, optical absorption, magnetic behavior, dielectrical properties, and p-n junctions.

Letter grading.

When it runs

Checking the Schedule of Classes…

Requisites

Official UCLA wording

Enforced requisites: courses 104, 110 (or Chemistry 113A).

BruinTree reads · Prerequisite

confidence 1.00 · from text
all of
  • MAT SCI 104
  • one of
    • MAT SCI 110
    • CHEM 113A

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Requires

Everything that has to come before this course, not just the courses named in the requisite above.

MAT SCI 120

  • MAT SCI 104Science of Engineering Materials
    • PHYSICS 1APhysics for Scientists and Engineers: Mechanics
      • MATH 31ADifferential and Integral Calculus1 more beneath
      • MATH 31BIntegration and Infinite Seriesanother path to it
      • MATH 32ACalculus of Several Variablesanother path to it
    • CHEM 20AChemical Structure
      • MATH 31ADifferential and Integral Calculusanother path to it
    • PHYSICS 1BPhysics for Scientists and Engineers: Oscillations, Waves, Electric and Magnetic Fields
      • MATH 31BIntegration and Infinite Series
      • PHYSICS 1APhysics for Scientists and Engineers: Mechanicsanother path to it
      • MATH 32ACalculus of Several Variablesanother path to it
      • MATH 32BCalculus of Several Variablesanother path to it
    • CHEM 20BChemical Energetics and Changeanother path to it
    • CHEM 20LGeneral Chemistry Laboratory
      • CHEM 14AGeneral Chemistry for Life Scientists Ianother path to it
      • CHEM 14BGeneral Chemistry for Life Scientists II1 more beneath
      • CHEM 20AChemical Structureanother path to it
      • CHEM 20BChemical Energetics and Changeanother path to it
  • MAT SCI 110Introduction to Materials Characterization A (Crystal Structure, Nanostructures, and X-Ray Scattering)
    • MAT SCI 104Science of Engineering Materialsanother path to it
  • CHEM 113APhysical Chemistry: Introduction to Quantum Mechanics5 more beneath
    • MATH 32ACalculus of Several Variables
      • MATH 31ADifferential and Integral Calculusanother path to it
    • PHYSICS 1APhysics for Scientists and Engineers: Mechanicsanother path to it
    • CHEM 20BChemical Energetics and Change
      • CHEM 14AGeneral Chemistry for Life Scientists I2 more beneath
      • MATH 31ADifferential and Integral Calculusanother path to it
      • CHEM 14AEGeneral Chemistry for Life Scientists I—Enhanced2 more beneath
      • MATH 31BIntegration and Infinite Seriesanother path to it
      • CHEM 20AChemical Structureanother path to it
      • CHEM 20AHChemical Structure (Honors)
    • MATH 32BCalculus of Several Variables
      • MATH 31BIntegration and Infinite Seriesanother path to it
      • MATH 32ACalculus of Several Variablesanother path to it
    • PHYSICS 1AHPhysics for Scientists and Engineers: Mechanics (Honors)
      • MATH 31ADifferential and Integral Calculusanother path to it
      • MATH 31BIntegration and Infinite Seriesanother path to it
      • MATH 32ACalculus of Several Variablesanother path to it
    • MATH 33ALinear Algebra and Applications
      • MATH 3BCalculus for Life Sciences Students1 more beneath
      • MATH 31BIntegration and Infinite Seriesanother path to it
      • MATH 32ACalculus of Several Variablesanother path to it
    • PHYSICS 1BPhysics for Scientists and Engineers: Oscillations, Waves, Electric and Magnetic Fieldsanother path to it
    • PHYSICS 1BHPhysics for Scientists and Engineers: Oscillations, Waves, Electric and Magnetic Fields (Honors)
      • MATH 31BIntegration and Infinite Seriesanother path to it
      • PHYSICS 1APhysics for Scientists and Engineers: Mechanicsanother path to it
      • MATH 32ACalculus of Several Variablesanother path to it

3 direct requisites. Showing 47 courses over 3 levels; the branches marked with a count carry on past it. Every course here opens its own tree.

Unlocks

What this course is a requisite for, and what those courses lead to in turn.

MAT SCI 120

  • MAT SCI 121Materials Science of Semiconductors
    • MAT SCI 121LMaterials Science of Semiconductors Laboratory
  • MAT SCI 200Principles of Materials Science I
    • MAT SCI 226Si-CMOS Technology: Selected Topics in Materials Science
    • MAT SCI 271Electronic Structure of Materials
    • MAT SCI 272Theory of Nanomaterials
  • MAT SCI 221Science of Electronic Materials
    • MAT SCI 226Si-CMOS Technology: Selected Topics in Materials Scienceanother path to it
  • MAT SCI 222Growth and Processing of Electronic Materials
    • MAT SCI 226Si-CMOS Technology: Selected Topics in Materials Scienceanother path to it
  • MAT SCI 223Materials Science of Thin Films
  • MAT SCI 225Materials Science of Surfaces

6 courses list this as a requisite. The whole downstream is here — 12 courses over 2 levels. Every course here opens its own tree.

  • Fall 2025
  • Winter 2026
  • Winter 2027

Scheduled, not typical — from UCLA’s Schedule of Classes, which publishes Fall 2025 through Spring 2027 and nothing before it.