Liquid crystals: Unusual materials with a picturesque future!

Liquid crystal materials are appearing more and more frequently in our lives. In particular, liquid crystal displays (LCDs) are becoming more and more common. They are used to present information to us in a variety of applications, ranging from showing time on a digital wristwatch to full color TVs that use liquid crystals to generate their pictures. The application of liquid crystal displays is a good example of modern technology that can be explored with young people. This article presents ways to explain and demonstrate some of the important concepts involved in this technology.

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