We thank Natural Science and Engineering Research Council of Canada (NSERC), the Canada Foundation for Innovation (CFI), the Canada Research Chairs (CRC), the Fonds de Recherche sur la Nature et les Technologies (FQRNT), the Centre for Green Chemistry and Catalysis (CGCC), the Green Chemistry - NSERC Collaborative Research and Training Experience (CREATE) Program, and McGill University for financial support. We also thank FP Innovations for providing CNCs, and Dr. Kaustuv Basu and Dr. Mitra Masnadi Khiabani for technical help at TEM and helpful discussions.