94238 - Light in Cosmetic Sciences.

Course Unit Page


This teaching activity contributes to the achievement of the Sustainable Development Goals of the UN 2030 Agenda.

Good health and well-being Responsible consumption and production

Academic Year 2021/2022

Learning outcomes

Because of the frequency and after passing the final exam of the course “Light in cosmetic sciences”, the student -has acquired knowledge of the features of continuous and pulsed light sources; -advanced knowledge of optical, photophysical and photochemical processes occurring in semiconductor materials used as pigments or additives in cosmetics, -knowledge of the main experimental techniques and optical components used for photophysical and photochemical analysis of materials; – knowledge of the basics of digital photographic image acquisition and image processing and their application to cosmetics; -knowledge of methods based on the use of light emitting diodes and lasers for whitening, hair removal, photo-polymerization and skin photo-treatments; -can apply the gained knowledge to real problems as well as to new issues related to application of light to cosmetic science.

Course contents

Light sources / Lasers - principles and applications

Light-Skin interactions / Phototherapy / Photochemical Skin Treatments

Photopolymerization / Photoactive Cosmetics

Pigments based on insulators, semiconductors and metals

Characterization Techniques of Pigments and Cosmetics


Indications about reference texts (all available in the main libraries) will be done during the course. Papers and review articles will be also provided.

Teaching methods

Classroom and online lectures

Assessment methods

Oral examination with choice of a research article on one of the course topics and following discussion with questions.

Teaching tools

Power point presentations used during the lessons and any research material will be provided to the students in electronic format via Internet.

Office hours

See the website of Damiano Genovese