2000年5月起在Technical University of Denmark化學系從事質子交換膜燃料電池的研究工作。在燃料電池領域，主要從事高溫質子交換膜的研究。在丹麥科技大學化學系相繼作訪問學者和攻讀博士學位期間，參加了歐盟第五期框架研究計畫項目(ENK5-CT-2000-00323)，北歐工業基金項目(Nordic Industrial foundation) (NI99-00443) 等國際重大合作項目的研究工作。2004年獲The Royal Veterinary and Agricultural University of Denmark博士學位。
1. X. Chen, L. Huang, R.-H. He*, Silk fibroin as a sorbent for on line extraction and preconcentration of copper with detection by electrothermal atomic absorption spectrometry, Talanta, 2009, 78, 71-75.
2. R.-H. He, Q. Che, B. Sun, The acid doping behavior of polybenzimidazole membranes in phosphoric acid for proton exchange membrane fuel cells, Fiber. Polym., 2008, 9 (6), 679-684.
3. Q. Che, B. Sun, R.-H. He*, Preparation and characterization of new anhydrous, conducting membranes based on composites of ionic liquid trifluoroacetic propylamine and polymers of sulfonated poly (ether ether) ketone or polyvinylidenefluoride, Electrochim. Acta, 2008, 53 (3) 4428–4434.
4. H. Hou, G. Sun, R.-H. He, Z. Wu, B. Sun, Alkali doped polybenzimidazole membrane for high performance alkaline direct ethanol fuel cell, J. Power Sources, 2008, 182, 85-99.
5. R.-H. He, Q.-F. Li, J.O. Jensen, N. J. Bjerrum, Doping phosphoric acid in polybenzimidazole membranes for high temperature proton exchange membrane fuel cells, J. Polym. Sci. Part A: Polym. Chem., 2007, 45（14）2989-2997.
6. M.-L. Chen, A.-M. Zou, Y.-L. Yu, R.-H. He*, Hyphenation of flow injection/sequential injection with chemical hydride/vapor generation atomic fluorescence spectrometry, Talanta, 2007, 73, 599-605.
7. R.-H. He, Q.-F. Li, A. Bach, J. O. Jensen, N. J. Bjerrum, Physicochemical properties of phosphoric acid doped polybenzimidazole membranes for fuel cells, J. Membr. Sci., 2006, 277, 38-45.
8. R.-H. He, Q.-F. Li, N. J. Bjerrum, Phosphoric acid doped polybenzimidazole composite membranes for high temperature proton exchange membrane fuel cells, Chinese J. Appl. Chem, 2006, 23, 697-703.
9. H. Cui, R-H. He, J-H.Wang, A simple and sensitive chromium speciation procedure by hyphenating flow injection on-line preconcentration with catalytic spectrophotometry, Talanta, 2006, 70, 139-145.
10. 何榮桓，李慶峰，N. J. Bjerrum, 磷酸摻雜的ab-PBI膜及其在高溫質子交換膜燃料電池中的套用. 高等學校化學學報, 2005, 26, 2302-2305.
11. C. Pan, R.-H. He, Q.-F. Li, J.O. Jensen, N. J. Bjerrum, H. A. Hjulmand, A. B. Jensen, Integration of high temperature PEM fuel cells with a methanol reformer, J. Power Sources, 2005, 145, 392-398.
12. J.O. Jensen, Q.-F. Li, R.-H. He, C. Pan, N. J. Bjerrum, 100–200°C polymer fuel cells for use with NaAlH4, J. Alloy. Compd., 2005, 404–406, 653–656.
13. Q.-F. Li, R.-H. He, R W. Berg, H. A. Hjuler and N. J. Bjerrum, Water uptake and acid doping of polybenzimidazoles as electrolyte membranes for fuel cells, Solid State Ionics, 2004, 168, 177-185.
14. Q.-F. Li, R.-H. He, J.O. Jensen, and N. J. Bjerrum, PBI based polymer membranes for high temperature fuel cells-preparation, characterizations and fuel cell demonstrations, Fuel Cells, 2004, 4, 147-159.
15. R.-H. He, Q.-F. Li, G. Xiao, N. J. Bjerrum Proton conductivity of phosphoric acid doped polybenzimidazole and its composites with inorganic protontic conductors, J. Membr. Sci., 2003, 226, 169-184.
16. Q.-F. Li, R.-H. He, J. Gao, J. O. Jensen and N. J. Bjerrum, The CO poisoning effect in polymer electrolyte membrane fuel cells operational at temperatures up to 200°C, J. Electrochem. Soc., 2003, 150, A1599-1605.
17. Q.-F. Li, R.-H. He, J. O. Jensen, and N. J. Bjerrum, Approaches and recent development of polymer electrolyte membranes for fuel cells operating above 100°C, Chem. Mater., 2003, 15, 4896-4915.
18. R.-H. He, H. Jiang, J-H Wang, A stopped flow injection – chemical relaxation catalytic spectrophotometric procedure for the determination of cobalt, Microchim. Acta, 2003, 141, 93–97.
東北大學理學院何榮桓教授