Illustrative images for some engineering physics topics

Searching images from Unsplash and other resources

Sparisoma Viridi
Courage to Write
2 min readFeb 16, 2024

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Continuing previous story in finding the skeleton of engineering physics for a course (Viridi, 2024), in this story free images from Unsplash or other resources are listed here as notes for future use.

Polarization

The action of restricting the vibrations of a transverse wave, especially light, wholly or partially to one direction (Oxford).

https://www.britannica.com/science/polarization-physics

Unsplash does not give any related images.

Holography

A study of a three-dimensional image formed by the interference of light beams from a laser or other coherent light source (Oxford)

Photo by SIMON LEE on Unsplash
https://seereal.com/how-does-it-work-holography

Unsplash gives only one might related image.

Crystal structure

The particular repeating arrangement of atoms (molecules or ions) throughout a crystal, where structure refers to the internal arrangement of particles and not the external appearance of the crystal (Chemistry Libre Text).

Photo by Tengyart on Unsplash
https://www.quora.com/What-is-crystal-structure

Unsplash gives images more about crystal than crystal structure.

Quantum mechanics

The branch of mechanics that deals with the mathematical description of the motion and interaction of subatomic particles, incorporating the concepts of quantization of energy, wave-particle duality, the uncertainty principle, and the correspondence principle.

By PoorLeno (talk) — the English language Wikipedia (log). Original text: I created this work entirely by myself. References:Forinash, Kyle. Hydrogen W Simulation. Indiana University Southeast. Retrieved on 2008–12–18. Tokita, Sumio; Sugiyama, Takao; Noguchi, Fumio; Fujii, Hidehiko; Kobayashi, Hidehiko (2006). “An Attempt to Construct an Isosurface Having Symmetry Elements”. Journal of Computer Chemistry, Japan 5 (3): 159–164. DOI:10.2477/jccj.5.159., Public Domain, https://commons.wikimedia.org/w/index.php?curid=5854697

Unsplach does not gives any related images.

Summaries

  • For too specific topics Unsplash can not give accurate related free images.
  • It might also only interpretate one word from a phrase.

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