- Reactor Radiation Division, National Institute of Standards and Technology
- Recherches en cancérologie
- Régénération tissulaire, interactions biologiques et biomatériaux
- Regroupement Québécois sur les Matériaux de Pointe
- Research Center
- Research Institute for Physical Chemical Problems of the Belarusian State University
- Res Inst Phys Chem Problems, Belarusian State Univ
- Rhodia Bristol Research & Technical Center