In this video Philip describes his research and how the self-assembling nanostructure of liquid crystals can be manipulated to form new and inexpensive adaptive optical devices. The liquid crystal laser is capable of wavelength-tuning and bespoke polychromatic emission, yet is semi-disposable and thinner than a human hair.

Further Information:
http://www.eng.ed.ac.uk/about/people/dr-philip-hands