Ahmad Ayoub

Environmental studies and forestry

Najat Saliba Professor in Analytical Chemistry Departent of Chemistry Faculty of Arts and Sciences American University of Beirut Office: Chemistry; Room: 508 Phone: +9611350000 ext. 3992 E-mail: [email protected] Academic Degrees - Ph.D. (1999) from University of Southern California - M.Sc. (1994), from California State University, Long Beach Research Interests: - Atmospheric chemistry: Mass and chemical speciation of coarse and fine particles indoors and outdoors. - Study of air pollutants involving the measurement of the levels, diurnal, and seasonal variations of low carbonyls, CO, SO2, and O3 in Lebanon. - Development of new analytical techniques for the determination of i) toxic components in arghileh smoke, and ii) thymoquinone; a preventive anti-cancer food additive, in blood. - Bioprospection research as part of the Initiative of Biodiversity Studies in Arid Regions (IBSAR): Extraction and identification of biologically active components isolated from several Lebanese endemic plants that have been known by folk medicine to have medicinal usage. - Extraction and identification of the chemical profile of essential oils from plants of high commercial value.