Understand the physics behind total internal reflection and why light can become completely trapped inside a medium. This video explains the conditions required for total internal reflection, the role ...

Joost van Mameren explains how quantitative force measurements by optical tweezers can unravel the mechanical properties of biological molecules 1 Forces at work in optical tweezers Qualitative ...

Inorganic pigments have long been integral to industries ranging from ceramics to high-performance coatings, owing to their chemical stability, resistance to photodegradation, and vibrant hues. Their ...

Thin-film coatings can be essential to obtaining the desired performance from an optical component. Stuart Allan describes the types available and provides purchasing advice. Optical thin-film ...