tdefferr[at]mit.edu | (+1) 617-258-0521
Massachusetts Institute of Technology
77 Massachusetts Ave, Room 8-240
Cambridge, MA 02139, USA
MEng, Material Science and Engineering (2015-2016), Imperial College London, UK
B.S, Materials Science and Engineering (2012-2015), Imperial College London, UK
Thomas Defferriere's research interest focuses on the investigation of optical and electrical properties of oxygen deficient metal oxide materials for the development of novel non-volatile memory devices and improvement/design of existing/novel opto-electronic devices. Particularly, his work is focused on understanding how these properties can be directly related to the local chemistry and crystallography of the metal oxides. By identifying model systems that can exhibit large oxygen non-stoichiometries we can actively tune the local chemistry and investigate the intricate coupling of the materials functional properties. By designing experiments that can simultaneously investigate the inter-relationship of these properties ex-situ and in-situ, we can acquire a better understanding of how to design devices that take advantage of these unique properties.
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Photo-enhanced ionic conductivity across grain boundaries in polycrystalline ceramics |
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Silica: Ubiquitous Poison of Metal Oxide Interfaces
Anna Friederike Staerz*, Han Gil Seo*, Thomas Defferriere* & Harry L. Tuller Journal of Materials Chemistry A, (2022) |
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Thin-film chemical expansion of ceria based solid solutions: laser vibrometry study
H Wulfmeier, D Kohlmann, T Defferriere, C Steiner, R Moos & HL Tuller Zeitschrift für Physikalische Chemie(2021) |
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Impact of Oxygen Non‐Stoichiometry on Near‐Ambient Temperature Ionic Mobility in Polaronic Mixed‐Ionic‐Electronic Conducting Thin Films
T. Defferriere, D. Kalaev, J.L.M. Rupp, H.L.Tuller Advanced Functional Materials, 202005640 (2020) |
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Acidity of surface-infiltrated binary oxides as a sensitive descriptor of oxygen exchange kinetics in mixed conducting oxides
C. Nicollet, C. Toparli, G.F. Harrington, T. Defferriere, B. Yildiz, H.L. Tuller Nature Catalysis, 1-8 (2020) |
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Nanostructured Pr-doped Ceria (PCO) thin films as sensing electrodes in solid-electrolyte type gas sensors with enhanced toluene sensitivity
T. Ueda, T. Defferriere, T. Hyodo, Y. Shimizu, H.L. Tuller Sensors and Actuators B: Chemical, 128037 (2020) |
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Dynamic Current–Voltage Analysis of Oxygen Vacancy Mobility in Praseodymium‐Doped Ceria over Wide Temperature Limits
D. Kalaev, T. Defferriere, C. Nicollet, T. Kadoshm, H.L. Tuller Advanced Functional Materials, 1907402 (2020) |
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In Situ Method Correlating Raman Vibrational Characteristics to Chemical Expansion via Oxygen Nonstoichiometry of Perovskite Thin Films
E. Sediva, T. Defferriere, N.H. Perry, H.L. Tuller, J.L.M. Rupp Advanced Materials, 201902493 (2019) |
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Facet-Dependent in situ Growth of Nanoparticles in Epitaxial Thin Films: The Role of Interfacial Energy
K.J. Kim, H. Han, T. Defferriere, D. Yoon, S. Na, S.J. Kim, A.M. Dayaghi, Junwoo Son, T.S. Oh, H.M. Jang, G.M. Choi Journal of the American Chemical Society, 12, 2 1359-1372 (2018) |
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Atomic Resolution Imaging of Nanoscale Chemical Expansion in PrxCe1–xO2−δ during In Situ Heating
Jessica G.Swallow, Ja Kyung Lee, Thomas Defferriere, Gareth M. Hughes, Shilpa N.Raja, Harry L. Tuller, Jamie H.Warner, Krystyn J. Van Vliet ACS Nano, 12, 2 1359-1372 (2018) |
Optoelectronic memristor devices including one or more solid electrolytes with electrically controllable optical properties T. Defferriere, D. Kalaev, J.L.M. Rupp, H.L. Tuller US 10,910,559 (2018) |