Digital library
Textbooks, references and open learning resources.

External
PHYS 2040: General Physics
Neeharika Thakur · Prince George's Community College
In the contents: 08: Introduction to Quantum Physics · 09: Atomic Physics · 9.3: Atomic Physics and Quantum Mechanics

External
Introduction to Philosophy
Nathan Smith et al. · OpenStax
In the contents: 06: Metaphysics · 12.05: Postmodernism

External
Microwave and RF Design II - Transmission Lines
Michael Steer · North Carolina State University
In the contents: 5.02: Physics of Coupling

External
Conceptual Physics
Benjamin Crowell · Fullerton College
In the contents: 1.02: What is Physics · 1.03: How to Learn Physics · 2.04: A Preview of Some Modern Physics

External
SmartHistory of Art IXa- Modernisms 1900 to ~1945
Smarthistory · Smarthistory
In the contents: 2.01: Modern art and reality · 2.02: Expression and modern art · 2.03: Primitivism and Modern Art

External
Astronomy
OpenStax · LibreTexts
In the contents: 2.05: The Birth of Modern Astronomy

External
Philosophy
CK12 · LibreTexts
In the contents: 04: Metaphysics · 4.03: Pragmatism and Post-Modernism · 8.7: Post Modern Ethics in Existentialism Pragmatism Feminism and the Dialectical Process

External
Electric Circuits I Direct Current
Tony R. Kuphaldt · Bellingham Technical College
In the contents: 12: Physics of Conductors and Insulators

External
The Astronomer's Guide to the Universe
Alessandro Baldi · Butte College
In the contents: 01: The Modern Cosmos · 3.03: The Birth of Modern Astronomy

External
Astrobiology
Debra Fischer, Allyson Sheffield, Joshua Tan, and Lily Ling Zhao · LibreTexts
In the contents: 5.04: Exoplanets- Statistics and Modern Discoveries

External
Introduction to Physics
Andrew Park · apark
In the contents: 1.1.01: Science and the Realm of Physics Physical Quantities and Units · 1.1.02: Physics - An Introduction · 04: Unit 3- Classical Physics - Thermodynamics Electricity and Magnetism and Light

External
Chem 4A: General Chemistry for Majors I
LibreTexts · UC Davis
In the contents: UNIT 1: INTRODUCTION TO MODERN CHEMISTRY · 1: The Atom in Modern Chemistry · 1.1: The Nature of Modern Chemistry

External
Introduction to Physical Electronics
William L. Wilson · Rice University
This text is an introduction to the fundamental properties of materials and semiconductors in preparation for a background in modern device physics and technology. Topics include: Crystal Structure, Quantum Theory of Solids, and Transport and Excess Carriers in Semiconductors.

External
An Introduction to Astronomy
Neeharika Thakur · Prince George's Community College
In the contents: 1.3.05: The Birth of Modern Astronomy

External
Conceptual Physics
Benjamin Crowell · Fullerton College
In the contents: 2.2.04: A Preview of Some Modern Physics · 2.14: Quantum Physics

External
AST102: GC OER
Ryan Johnson · Gettysburg College
In the contents: 2.06: The Birth of Modern Astronomy · 03: Astronomy to Astrophysics

External
Astronomy 2e Openstax
Rachel Mastrapa · De Anza College
In the contents: 04: Modern Astronomy · 4.01: The Birth of Modern Astronomy · 05: Physics and Gravity

External
Color Theory and Applications
Melissa Delaney · Coalinga College
In the contents: 2.02: The Physics of Light and Colour · 04: PART 4- Color in Modern and Contemporary Art

External
AST101_GC_OER
Ryan Johnson · Gettysburg College
In the contents: 2.08: The Birth of Modern Astronomy

External
Survey of Physics
Kolo Wamba · Skyline College
In the contents: 1.04: A Preview of Some Modern Physics