- T. D. Humphries (Oral Presentation), Complex Transition Metal Hydrides Incorporating Ionic Hydrogen: Synthesis and Characterisation of Na2Mg2FeH8 and Na2Mg2RuH8, MH2014 International Symposium, Manchester, UK, 2014.
- T. D. Humphries, G. Li, M. Matsuo, S. Deledda, T. Sato, B.C. Hauback, S. Orimo (Poster), Dehydriding Properties of LiBH4 Combined with Mg2FeH6, AIMR International Symposium 2014 (AMIS2014), Sendai, Japan, 2014.
- T. D. Humphries, D. Birkmire, B. C. Hauback, G. S. McGrady and C. M. Jensen (Poster), In Situ High Pressure NMR Spectroscopy Studies of Aluminium Hydride Systems, Gordon Research Conference on Hydrogen-Metal Systems, Lucca (Barga), Italy, 2013.
- T. D. Humphries, D. Birkmire, B. C. Hauback, G. S. McGrady and C. M. Jensen (Poster), In Situ High Pressure NMR Spectroscopy Studies of Aluminium Hydride Systems, Gordon Research Seminar on Hydrogen-Metal Systems, Lucca (Barga), Italy, 2013.
- T. D. Humphries, D. Birkmire, B. C. Hauback, G. S. McGrady and C. M. Jensen (Invited Oral Presentation), In Situ High Pressure NMR Spectroscopy Studies of Aluminium Hydride Systems, SMEC2013 International Symposium, Miami – Eastern Caribbean, 2013.
- T. D. Humphries (Oral Presentation), Recent Applications of Hydrogen Storage Materials, IFE Physics Departmental Seminar, 2012.
- T. D. Humphries, D. Birkmire, B. C. Hauback, G. S. McGrady and C. M. Jensen (Oral Presentation), In situ Regeneration of NaAlH4 and LiAlH4 by NMR Spectroscopy, MH2012 International Symposium, Kyoto, Japan, 2012.
- T. D. Humphries, D. Birkmire, B. C. Hauback, G. S. McGrady and C. M. Jensen (Poster), In situ Regeneration of NaAlH4 and LiAlH4 by NMR Spectroscopy, 2nd National Meeting on Inorganic and Materials Chemistry, Sundvolden, Norway, 2012.
- T. D. Humphries, D. Birkmire, B. C. Hauback, G. S. McGrady and C. M. Jensen (Oral Presentation), In situ Regeneration of NaAlH4 and LiAlH4 by NMR Spectroscopy, Materials for Hydrogen Storage – Future Perspectives?,Hurtigruten, Norway, 2012.
- T. D. Humphries (Oral Presentation), In-situ Regeneration of NaAlH4 and LiAlH4 by NMR Spectroscopy, IFE Physics Departmental Seminar, 2012.
- T. D. Humphries (Invited Oral Presentation), Novel Borohydrides for Hydrogen Storage, Inorganic Chemistry Departmental Seminar, University of Hawaii, 2012.
- T. D. Humphries (Invited Oral Presentation), Novel Borohydrides for Hydrogen Storage, ICAM 2011, Coimbatore, India, 2011.
- T. D. Humphries (Oral Presentation), Hydrogen storage tanks for vehicles: Recent progress and current status, IFE Physics Departmental Seminar, 2011.
- T. D. Humphries, I. Llamas-Jansa, N. Aliouane, S. Deledda, J. E. Fonneløp, C. Frommen, K. Lieutenant, S. Sartori, M.s H. Sørby, and B. C. Hauback (Poster), Mechano-chemical reactions between NaBH4 and Transition metal Chlorides, Gordon Research Conference on Hydrogen-Metal Systems, Stonehill College, MA, USA, 2011.
- T. D. Humphries, I. Llamas-Jansa, N. Aliouane, S. Deledda, J. E. Fonneløp, C. Frommen, K. Lieutenant, S. Sartori, M.s H. Sørby, and B. C. Hauback (Poster), Mechano-chemical reactions between NaBH4 and Transition metal Chlorides, Gordon Research Conference on Hydrogen-Metal Systems, Stonehill College, MA, USA, 2011.
- T. D. Humphries (Oral Presentation), The Ball Milling of NaBH4 with TM Chlorides, IFE Physics Departmental Seminar, 2011.
- T. D. Humphries, A. Decken, K. Munroe, P. Sirsch, G.S. McGrady (Oral Presentation), Lewis Acid-Base Complexes of Aluminum Hydride, Nordic Center of Excellence on Hydrogen Storage Materials. Final workshop, Uppsala, Sweden, 2010.
- T. D. Humphries, A. Decken, G.S. McGrady, K. Munroe, and P. Sirsch (Oral Presentation), Lewis Acid-Base Complexes of AlH3, Canadian Society of Chemistry Conference and Exhibition, Toronto, Ontario, Canada, 2010.
- T. D. Humphries, A. Decken, G.S. McGrady, K.T. Munroe, and P. Sirsch (Poster), Lewis Acid-Base Complexes of AlH3, Maritime Inorganic Discussion Weekend (MIDW), Moncton, New Brunswick, Canada, 2009.
- T. D Humphries, K. Munroe, G. S. McGrady, R. Ayabe, W. Langley and C. Jensen (Poster), Toward the Direct Synthesis of Alane: Hydrogenation Studies of Aluminum in Supercritical Fluid Media, MH2008 International Symposium, Reykjavik, Iceland, 2008.
- T. D. Humphries, A. Decken, P. Sirsch, K. Munroe and G. S. McGrady (Oral Presentation), Synthesis and Characterization of a Trimethylamine Adduct of Alane, Maritime Inorganic Discussion Weekend (MIDW), Moncton, NB, Canada, 2008.
- T. D. Humphries, G. S. McGrady, R. Ayabe and C. Jensen (Poster), Direct Hydrogenation of Aluminum in Supercritical Fluids, Gordon Research Conference on Hydrogen-Metal Systems, Waterville, ME, USA, 2007.