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Photographic Emulsion Preparations
The exact methods used in preparing commercial photographic emulsions are closely guarded trade secrets, but…
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Gelatin – The Film Matrix
Gelatin is a protein extracted from animal hides, bone, and sinew that belongs to the…
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The Latent Image and Image Development
The silver halide process is by far the most important of all of the radiation-sensitive…
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Photochemistry of Silver Salts
To understand the fundamental chemistry of silver-based photography, we must look at the photochemistry of…
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A Brief History of Black and White Silver Halide Photography
Perhaps the earliest reference to the concept of silver-based black and white photography is that…
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Chemistry of Photography
While it is easy to make comparisons between the pupil of the eye and the…
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Space Technology
The use of heat pipes has been mainly limited to this field of science until…
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Working Principle and Applications
Inside the container is a liquid under its own pressure, that enters the pores of…
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Design Considerations
The three basic components of a heat pipe are: 1. the container 2. the working fluid 3. the…
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What is a Heat Pipe?
A heat pipe is a simple device that can quickly transfer heat from one point…