Optical materials and elements, considered as a physical system, comprise engineered media and components that manipulate electromagnetic radiation in the optical frequency range through controlled ...

A good rifle scope maintains optical clarity, minimizes parallax, is non-reflective and is resistant to moisture, dirt and mechanical shock. These scopes must also be suitable in a wide variety of ...

Scienceworks is about to light up with Colour, a spectacular exhibition opening on Saturday 21 March. Developed by Questacon ...

The applications of ultrathin, conductive films such as those made of graphene have many applications, but it's been thought ...

THE birefringence of many organic crystals of the aromatic class is large, and when the intermediate index differs widely from the upper and lower indexes, the angles of internal and external conical ...

A tandem catalytic strategy is developed to convert polystyrene waste into a spectrum of aromatic intermediates and subsequently into a single dominant product, toluene. This tandem design enhances ...