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Toufic RIZK

Toufic RIZK

Professor

Faculty of Science
professeur

Vice-Rectorate for Academic Affairs
Vice-recteur Affaires académiques

+961 (1) 421 000 ext 1103 toufic.rizk@usj.edu.lb

Toufic Jean Rizk- Pr. Toufic Jean Rizk holds a state doctorate in organic chemistry from the University Pierre et Marie Curie, Paris VI. (1984),- Professor at the Lebanese University (1985-1998),- Director of the Faculty of Public Health of the Lebanese University, (1985-1992),- Director of the Center for Analysis and Research of the Faculty of Sciences of the Saint-Joseph University of Beirut (1998-2006),- Honorary Dean of the Faculty of Sciences, (2006-2015),- Vice-Rector for Academic Affairs, since 2015,- Member of the Lebanese National Council of Metrology, (2004-2011),- Organizing Committee, National Conferences: 4- Organizing Committee, International Conferences: 7- Sworn expert with Lebanese Customs, Resolution No. 39, 1998.- International expert for food safety with UNIDO, 2003 - 2017,- Member of the Technical Committee of the Ministry of National Education and Higher Education in Lebanon,- Published several articles in the following themes: food safety, cosmetics, NMR isotope; Research Interest Score: 617.3; Citations 1,015; h-index 21; 51 publications;- Knight in the Order of Academic Palms, (2011).- Member of the High Council of Higher Education of the Lebanese Ministry of Education and Higher Education.

Areas of expertise

Engineering and Technology, Sciences

Publications and communications

-       Detailed and fast gas chromatographic profilingof triacylglycerol fatty acids for cheese authentication as biomarkers; April2023; Food Chemistry 422(11):136251; DOI: 10.1016/j.foodchem.2023.136251

-       Lipid biomarkers for cheese characterizationand authentication obtained by high-resolution 1H NMR profiling; February 2022;Food Chemistry 383(4):132434; DOI: 10.1016/j.foodchem.2022.132434

-       EBT3 Gafchromic® film as a new substrate forsun protection factor evaluation in vitro; August 2021; European journal ofdermatology: EJD 31(3):335-341; DOI: 10.1684/ejd.2021.4049

-       High-resolution 1H NMR profiling oftriacylglycerols as a method for authentication of animal origin food:Application to hen egg matrix; May 2021; Food Chemistry 360(8):130056; DOI: 10.1016/j.foodchem.2021.130056

-       Optimized 1H-13C 2D NMR for precise and rapidisotopomic analysis of small amounts of cholesterol at natural abundance;January 2021; Analytical and Bioanalytical Chemistry 413(6); DOI: 10.1007/s00216-020-03135-0