Paulo Ferreira Research Group

Office: ETC 9.176
Phone: 512.471.3244
Fax: 512.471.7681
Email: ferreira@mail.utexas.edu
Materials Science and Engineering Program
The University of Texas at Austin
Austin, TX 78712-1063

Journals

Conference Proceedings

Books

Essays

Journals

  1. M. A. Asoro, D. Kovar, P. J. Ferreira, "Effect Of Surface Carbon Coating On Sintering Of Silver Nanoparticles: In Situ TEM observation", Chemical Communications, (accepted).
       
  2. Karalee A. Jarvis, Chih-Chieh Wang, Arumugam Manthiram and Paulo J. Ferreira, "The Role Of Composition In The Atomic Structure, Oxygen Loss, And Capacity Of Layered Li-Mn-Ni Oxide Cathodes", Journal Of Materials Chemistry A, Vol. 2, pp. 1353-1362, (2014).
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  3. Michael A. Asoro, Desiderio Kovar and Paulo J. Ferreira, "In-situ Transmission Electron Microscopy Observations Of Sublimation in Silver Nanoparticles". ACS Nano, Vol. 7 , pp. 7844-7852, (2013).
         
  4. Chih-Chieh Wang, Karalee A. Jarvis, P. J. Ferreira and A. Manthiram, "Effect Of Synthesis Conditions On The First Charge And Reversible Capacities Of Lithium-Rich Layered Oxides", Chemistry Of Materials, Vol. 25 (15), pp.3267-3275, (2013).

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  5. Linjun Cao, K. J. Ganesh, Lijuan Zhang, Oliver Aubel, Christian Hennesthal, Meike Hauschildt, Paulo J. Ferreira, and Paul S. Ho, “Grain Structure Analysis and Effect on Electromigration Reliability in Nanoscale Cu Interconnects”. Applied Physics Letters, Vol. 102, pp. 131907-1:131907-4, (2013).

  6. J. T. Graham, G.L. Brennecka, P.J. Ferreira, L. Small, D. Duquette, C. Apblett, S. Landsberger and J.F. Ihlefeld, “Neutron Irradiation Effects on Domain Wall Mobility and Reversibility in Lead Zirconate Titanate Thin Films”, Journal of Applied Physics, Vol. 11, pp. 124104-124109, (2013).

  7. B. Patrick, H. Ham, Y. Shao-Horn, L. Allard, G. Hwang, P.J. Ferreira, “Atomic Structure and Composition of “Pt3Co” Nanocatalysts in Fuel Cells: An Aberration-Corrected STEM HAADF Study”, Chemistry of Materials, Vol. 25, pp 530–535, (2013).

  8. A. Darbal, K. J. Ganesh, X. Liu, S.-B. Lee, J. Ledonne,T. Sun, B. Yao, A. P. Warren, G. S. Rohrer, A. D. Rollett, P. J. Ferreira, K. R. Coffey, and  K. Barmak, “Grain Boundary Character Distribution of Nanocrystalline Cu Thin Films Using Stereological Analysis of Transmission Electron Microscope Orientation Maps”, Microscopy and Microanalysis, Vol. 19, pp. 111-119, (2013).

  9. C.E. Carlton, P.J.Ferreira, “In-situ TEM Nanoindentation of Nanoparticles”, Micron, Special Issue, Vol. 43, pp. 1134-1139, (2012).

  10. Xiaobin Xu, Min Wu, Michael Asoro, P. J. Ferreira and D. L. Fan, “One-Step Hydrothermal Synthesis Of Comb-Like ZnO Nanostructures", Crystal Growth and Design, (Accepted)

  11. S. Rajasekhara, K. Hattar, K. J. Ganesh, J. A. Knapp, P. J. Ferreira, “Evidence of Metastable hcp Phase Grains in As-Deposited Nanocrystalline Nickel Films”, Scripta Materialia, Vol. 67, No. 2. pp. 189-192, (2012).

  12. K.A. Jarvis, Z.Q. Deng, L. F. Allard, A. Manthiram, and P.J. Ferreira, “Understanding Structural Defects in Lithium-rich Layered Oxide Cathodes by Aberration-Corrected STEM”, Journal of Materials Chemistry, Vol. 22 (23), pp. 11550 – 11555, (2012).

  13. K.J. Ganesh, A.D. Darbal, S. Rakasekhara, G.S. Rohrer, K. Barmak and P.J. Ferreira, “Effect of Downscaling Nano-copper Interconnects on the Microstructure Revealed by High Resolution TEM-Orientation-Mapping”, Journal of Nanotechnology, Vol. 23, pp. 135702-135708, (2012),

  14. Christopher E. Carlton, Shuo Chen, Paulo J. Ferreira, Lawrence F. Allard, and Yang Shao-Horn, “Sub-Nanometer-Resolution Elemental Mapping of “Pt3Co” Nanoparticle Catalyst Degradation in Proton-Exchange Membrane Fuel Cells”, The Journal of Physical Chemistry Letters, Volume: 3 Issue: 2 Pages: 161-166 (2012).

  15. J. Graham, S. Landsberger, P. J. Ferreira, J. Ihlefeld and G. Brennecka, “Neutron flux characterization techniques for radiation effects studies”, Journal of Radioanalytical and Nuclear Chemistry, 291, pp. 503-507 (2012)

  16. Daniel R. Dreyer, Karalee A. Jarvis, Paulo J. Ferreira, and Christopher W. Bielawski, “Graphite Oxide as a Dehydrative Polymerization Catalyst: A One-Step Synthesis of Carbon-Reinforced Poly(phenylene methylene) Composites”, Macromolecules, Vol. 44, pp.7659-7667 (2011).

  17. K. Jarvis, Z. Deng, L.F. Allard, A. Manthiram, P. J. Ferreira, "Atomic Structure of a Lithium-Rich Layered Oxide Material for Lithium-Ion Batteries: Evidence of a Solid Solution", Chemistry of Materials, 23, 16, pp. 3614-3621, (2011). 

  18. Y. Zhu, S. Murali, M. Stoller, K.J. Ganesh, W. Cai, P. J. Ferreira, A. Pirkle, R.M. Wallace, K.A. Cychosz, M. Thommes, D. Su, E. Stach, R. Ruoff, "Carbon-Based Supercapacitors Produced by Activation of Graphene", Science, 24 June, pp. 1537-1541, (2011). 

  19. S. Rajasekhara, R.H. Neuner III, G. Ferro, C. A. Zorman, G. Shvets, P. J. Ferreira, and D. Kovar, "The Influence of Impurities and Planar Defects on the Infrared Properties of Silicon Carbide films", Applied Physics Letters, 98, 191904, (2011). 

  20. J. Zhao, K. Jarvis, P. J. Ferreira, and A. Manthiram, "Performance and Stability of Pd-Pt-Ni Nanoalloy Electrocatalysts in Proton Exchange Membrane Fuel Cells", Journal of Power Sources, Vol. 196, 10, pp. 4515-4523, (2011). 

  21. S. Rajasekhara, P. J. Ferreira, "Martensite to Austenite Phase Transformation Kinetics In An Ultrafine-Grained Metastable Austenitic Stainless Steel", Acta Materialia, Vol.59, pp. 738-748, (2011). 

  22. A.Velamakanni, J.R. Torres K.J. Ganesh, P. J. Ferreira, J.S. Major, "Controlled Assembly of Silane-Based Polymers: Chemically Robust Thin-Films", Langmuir, Vol.26, pp15295-15301, (2010). 

  23. K.J. Ganesh, M. Kawasaki, J.P. Zhou, P. J. Ferreira, "D-STEM, A Parallel Diffraction Technique Applied to Nanomaterials". Microscopy and Microanalysis, Vol.16, pp. 614-621 (2010). 

  24. K.J. Ganesh, S. Rajasekhara, J.P. Zhou, P. J. Ferreira, "Texture and Stress Analysis on 120nm Copper Interconnects", Scripta Materialia, Vol.62, pp. 843-846 (2010). 

  25. S. Simoes, R. Calinas, M.F. Vieira, M.T. Vieira P. J. Ferreira, "In-Situ TEM Study of Grain Growth in Nanocrystalline Copper Thin Films", Nanotechnology, Vol. 21, pp. 145701 (2010). 

  26. S. Rajasekhara, L.P. Karjalainen, A. Kyrolainen, P. J. Ferreira, "Microstructure Evolution in Nano/Submicron Grain AISI 301LN Stainless Steels", Materials Science and Engineering A, Vol.527, pp. 1986-1996 (2010). 

  27. A. Velamakanni, Carl W. Magnuson, K.J. Ganesh, Yanwu Zhu, Jinho An, Paulo J. Ferreira and Rodney S. Ruoff, "Site-Specific Deposition of Au Nanoparticles in CNT Films by Chemical Bonding", ACS Nano, Vol. 4, No. 1, pp. 540-546 (2010). 

  28. M.A. Asoro, D. Kovar, Y. Shao-Horn, L.F. Allard, P. J. Ferreira, "Coalescence and Sintering of Pt Nanoparticles: In-situ Observation by Aberration-Corrected HAADF STEM", Journal of Nanotechnology, Vol. 21, pp. 025701-025706 (2010).

  29. Aruna Velamakanni, K.J. Ganesh, Yanwu Zhu, P. J. Ferreira, Rodney S. Ruoff, "Catalyst Free Synthesis and Characterization of Metastable Boron Carbide Nanowires", Advanced Functional Materials, Vol. 19, pp. 3926-3933 (2009). 

  30. I.M. Robertson, P. J. Ferreira, B. Clark, Guest Editors, “In-Situ Transmission Electron Microscopy Methods”, Microscopy Research and Technique, Special Issue, 2009, Issue 3, pp. 121-292 (2009).  

  31. A.Vadivel Murugan, T. Muraliganth, P. J. Ferreira, and A. Manthiram, "Dimensionally Modulated, Single-crystalline LiMPO4 (M=Mn,Fe,Co, and Ni) with Nano-Thumblike Shapes for High Power Energy Storage", Inorganic Chemistry, Vol.48,pp. 946-952, (2009). 

  32. Shuo Chen, Wenchao Sheng, Naoaki Yabuuchi, Paulo J. Ferreira, Lawrence F. Allard and Yang Shao-Horn, "Origin of Oxygen Reduction Reaction Activity on "Pt3Co" Nanoparticles: Atomically Resolved Chemical Compositions and Structure", Journal of Physical Chemistry C, Vol.113, pp. 1109-1125, (2009).  

  33. Shuo Chen, Paulo J. Ferreira, Wenchao Sheng, Naoaki Yabuuchi, Larry Allard, and Yang Shao-Horn, “Enhanced Activity for Oxygen Reduction Reaction on “Pt3Co” Nanoparticles: Direct Evidence of Percolated and Sandwich-Segregation Structures", Journal of the American Chemical Society, Vol. 130, pp. 13818-13819, (2009). 

  34. C.E. Carlton, L. Rabenberg, P. J. Ferreira, "On the Nucleation of Partial Dislocations in Nanoparticles", Philosophical Magazine Letters, Vol. 88, No 9-10, pp. 715-724, (2008). 

  35. R. Calinas, M.T. Vieira, P. J. Ferreira, "The Effect of Nitrogen on the Formation of Nanocrystalline Copper Thin Films", Journal of Nanoscience and Nanotechnology, Vol. 9, No. 6, pp. 3921-3926, (2009).
     
  36. C. E. Carlton, P. J. Ferreira, “Dislocation Motion-Induced Strain in Nanocrystalline Materials: Overlooked Considerations”, Materials Science and Engineering A, 486, pp. 672-674, (2008).  

  37. P. J. Ferreira, E. Stach, K. Mitsuishi, Guest Editors, MRS Bulletin, “In-situ Transmission Electron Microscopy”, February 2008, Volume 33, No.2.  

  38. R. Perez-Bustamant, I. Estrada-Guel, W. Antunez-Flores, M. Miki-Yoshida, P. J. Ferreira, R. Martinez- Sanchez, “Novel Al-matrix Nanocomposites Reinforced with Multi-Walled Carbon Nanotubes”, Journal of Alloys and Compounds, Vol. 450, Issue 1-2, pp. 323-326, (2008).  

  39. I.M. Robertson, P. J. Ferreira, G. Dehm, R. Hull, E.A. Stach, “Visualizing the Behavior of Dislocations - Seeing is Believing”, MRS Bulletin, Vol. 33, No.2, pp. 122-131, (2008).

  40. Y. Shao-Horn, W.C. Sheng, S. Chen, P. J. Ferreira, E. Holby, D. Morgan, “Instability of Supported Platinum Nanoparticles in Low-Temperature Fuel Cells”, Topics of Catalysis, 46, (3-4), pp. 285-305, (2007). 

  41. H. Mei, J.H. An, R. Huang, P. J. Ferreira, “Finite Element Modeling Of Stress Variation In Multilayer Thin-Film Specimens For In Situ Transmission Electron Microscopy Experiments", Journal of Materials Research, Vol. 22, pp. 2737-2741, (2007). 

  42. S. Rajasekhara, P. J. Ferreira, L.P. Karjalainen, A. Kyrolainen, “Hall-Petch Behavior in Ultra-Fine-Grained AISI 301LN Stainless Steel”, Metallurgical and Materials Transactions, Vol. 38 A, pp. 1202-1210, (2007). 

  43. C. E. Carlton, P. J. Ferreira, “What is Behind the Inverse Hall-Petch Effect in Nanocrystalline Materials?”, Acta Materialia, Vol. 55, pp. 3749-3756 (2007). 

  44. P. J. Ferreira, Y. Shao-Horn, “Formation Mechanism of Pt Single-Crystal Nanoparticles in Proton Exchange Membrane Fuel Cells”, Electrochemical and Solid State Letters, 10, (3), B60-B63 (2007).  

  45. D.L. Johannsen, A. Kyrolainen, P. J. Ferreira, “Influence of Annealing Treatment on the Formation of Nano/Submicron Grain Size AISI 301 Austenitic Stainless Steels”, Metallurgical and Materials Transactions, Vol.37, 8, pp. 2325-2338, (2006). 

  46. V. Raguveer, P. J. Ferreira, A. Manthiram, “Comparison of Pd–Co–Au electrocatalysts prepared by conventional borohydride and microemulsion methods for oxygen reduction in fuel cells”, Electrochemistry Communications, Vol.8, 5, pp. 807-814, (2006). 

  47. P. J. Ferreira, R. Makharia, S. Kocha, H. Gasteiger, D. Morgan, G.J. la O’, Y. Shao-Horn, “Instability of Pt/C Electrocatalysts in Proton Exchange Membrane Fuel Cells: A mechanistic investigation”, Journal of Electrochemical Society, 152, pp. A2256-A2271, (2005). 

  48. S. Rajasekhara and P. J. Ferreira; “A Dislocation Model for the Magnetic Field Induced Shape Memory Effect in Ferromagnetic Ni2MnGa”, Scripta Materialia, Vol.53, 7, pp. 817-822, (2005). 

  49. Bruce Y.C. Wu, P. J. Ferreira and Christopher A. Schuh, “Nanostructured Ni-Co Alloys with Tailorable Grain Size and Twin Density”, Metallurgical and Materials Transactions, Vol.36, 1927, (2005).

  50. Chinedum Osuji, P. J. Ferreira, Guoping Mao, Christopher K. Ober, J.B. Vander Sande, Edwin L. Thomas, “Alignment of Self-Assembled Hierarchical Microstructure in Liquid Crystalline Diblock Copolymers Using High Magnetic Fields”, Macromolecules 37 (26): 9903-9908 (2004).  

  51. P. J. Ferreira, J. B. Vander Sande, M. A. Fortes and A. Kyrolainen; “Microstructure Development During High-Velocity Deformation”, Materials and Metallurgical Transactions A, 35A, pp.3091, (2004). 

  52. De Deus, M. A. Fortes, P. J. Ferreira and J. B. Vander Sande; “A General Approach to Grain Growth Driven by Energy Density Differences", Acta Materialia, 50, 3317, (2002).

  53. E. Cecchetti , P. J. Ferreira and J. B. Vander Sande, "A Model for Texture Development in High-Tc BSCCO Superconductors", Superconductor Science and Technology, 13, 1270, (2000). 

  54. E. Cecchetti, P. J. Ferreira and J. B. Vander Sande; “The Influence of Elevated Magnetic Fields on the Texture Formation of Melt-Processed Bi-2212”, Physica C, 336, 192, (2000).

  55. P. J. Ferreira, H. Liu and J. Vander Sande; “Magnetic Field Induced Texture in High-Tc Superconductors”, IEEE Transactions on Applied Superconductivity, vol. 9, No.2, 2231, (1999). 

  56. P. J. Ferreira, I. M. Robertson and H. K. Birnbaum; "Hydrogen Effects on the Character of Dislocations in High-Purity Aluminum", Acta Materialia, 47, 10, 2291, (1999). 

  57. P. J. Ferreira and J. B. Vander Sande; “Magnetic Field Effects on Twin Dislocations”; Scripta Materialia, 41, 2, 117, (1999). 

  58. H. Liu, P. J. Ferreira, J. B. Vander Sande and A.Otto; “Bi-2212/Ag Tapes Melt-Grown Under an Elevated Magnetic Field (0-10 T)”; Physica-C, 316, 234, (1999). 

  59. P. J. Ferreira, H. Liu, and J. B. Vander Sande; “A Model for the Texture Development of High-Tc Superconductors under an Elevated Magnetic Field”, Journal of Materials Research, vol.14, 7, (1999). 

  60. H. Liu, P. J. Ferreira, and J. B. Vander Sande; “Jc Enhancement of Bi2Sr2CaCu2O8/Ag Thick Films Melt-Grown under an Elevated Magnetic Field (0~10 T)"; Physica C 316, 261, (1999). 

  61. H. Liu, P. J. Ferreira, and J. B. Vander Sande; “Processing Bi-2212/Ag Thick Films under a High Magnetic Field: On the Bi-2212/Ag Interface Effect", Physica C, 303, 3-4, 161 (1998).  

  62. P. J. Ferreira, P. Müllner; "A Thermodynamic Model for the Stacking Fault Energy”, Acta Materialia, 46, 13, 4479, (1998).

  63. P. J. Ferreira, I. M. Robertson and H. K. Birnbaum; "Hydrogen effects on the interaction between dislocations", Acta Materialia, vol. 46, 5, 1749, (1998). 

  64. S. Hertzman, P. J. Ferreira, B. Brolund; "An Experimental and Theoretical Study of Heat-Affected Zone Austenite Reformation in Three Duplex Stainless Steels", Metallurgical and Materials Transactions, vol. 28A:277, (1997). 

  65. P. Müllner, P. J. Ferreira; "On the Energy of Terminated Stacking-Faults", Philosophical Magazine Letters, 73, 289 (1996).  

  66. P. J. Ferreira, I. M. Robertson and H. K. Birnbaum; "The influence of hydrogen on the stacking-fault energy of an austenitic stainless steel", Materials Science Forum p. 98, (1996).

 

 
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