Sandy Rowland is on a mission -- a mission to rid her face of wrinkles. "I feel young, you know, now I want to look younger," said Rowland. Today, Sandy will have a new laser procedure called dot ...

Photodynamic therapy (PDT) is a minimally invasive modality that employs light-activated photosensitisers to produce cytotoxic reactive oxygen species, principally singlet oxygen, for targeted ...

LAKE CHARLES, LA (KPLC) - How would you like to zap away your skin problems? From discolorations to acne scars and wrinkles, a new laser is changing the texture and appearance of aging skin. In this ...

Quantum dots (QDs) are semiconductor nanocrystals that emit fluorescence on excitation with a light source. They have excellent optical properties, including high brightness, resistance to ...

Quantum dots are nanoscale man-made crystals that have the ability to convert a spectrum of light into different colors. Each dot emits a different color depending on its size. (Image: RNGS ...