Pitt | Swanson Engineering
Yang, Judith Chun-Hsu
Chem/Petroleum Engineering
Yang, Judith Chun-Hsu
Faculty
Professor
Office: BENDM 208
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PhD in Physics, Cornell University, 1993

Postdoctoral Training in Physics, Cornell University, 1993

Graduate in Physics, Cornell University, 1989

MS in Physics, Cornell University, 1989

Undergraduate in Physics, University of California, 1986

BA in Physics, University of California, 1986

(2011) Nickolas A. DeCecco Professorship.

(2005) Chancellor's Distinguished Research Award - Junior Faculty.

(2004) B.P. America Faculty Fellow.

(2003) NASA Faculty Fellowship.

(2002) NSF Career Award.

(1993) International Postdoctoral Fellows Program: The study of metal-ceramic interfaces by electron energy loss spectroscopy.

Zhang, Z., Jung, K., Li, L., and Yang, J.C., 2012, "Growth kinetics of ultrathin ¿-Al2O3 on a single crystalline ß-NiAl (110) across an intermediate thickness regime at 650°C," To appear in J. App. Physics.

Yang, J.C., and Zhou, G., 2012, "Initial stages of Cu and Cu Alloy Oxidation," Micron, pp. 1195-1121.

Alley, W.M., Hamdemir, I.K., Wang, Q., Frenkel, A.I., Li, L., Yang, J.C., Menard, L.D., Nuzzo, R.G., O¨zkar, S., Yih, K., Johnson, K.A., and Finke, R.G., 2011, "Industrial Ziegler-Type Hydrogenation Catalysts Made from Co(neodecanoate)2 or Ni(2-ethylhexanoate)2 and AlEt3: Evidence for Nanoclusters and Sub-Nanocluster or Larger Ziegler-Nanocluster Based Catalysis," Langmuir.

Luo, L., Kang, Y., Liu, Z., Yang, J.C., and Zhou, G., 2011, "Dependence of degree of orientation of copper oxide nuclei on oxygen pressure during initial stages of copper oxidation," Physical Review B.

Paredis, K., Ono, L., Behafarid, F., Zhang, Z., Yang, J.C., Frenkel, A., and Cuenya, B.R., 2011, "Evolution of the Structure and Chemical State of Pd Nanoparticles during the in situ Catalytic Reduction of NO with H2," Journal of the American Chemical Society.

Paredis, K., Ono, L.K., Mostafa, S., Li, L., Zhang, Z., Yang, J.C., Barrio, L., Frenkel, A.I., and Cuenya, B.R., 2011, "Structure, Chemical Composition, And Reactivity Correlations during the In Situ Oxidation of 2-Propanol."

Zhang, Z., Li, L., and Yang, J.C., 2011, "Gamma Alumina Thin Film Formation via Oxidation of beta-NiAl(110)," Acta Materialia.

Alley, W.M., Hamdemir, I.K., Wang, Q., Frenkel, A.I., Li, L., Yang, J.C., Menard, L.D., Nuzzo, R.G., O¨zkar, S., Johnson, K.A., and Finke, R.G., 2010, "Iridium Ziegler-Type Hydrogenation Catalysts Made from [(1,5-COD)Ir(µ-O2C8H15)]2 and AlEt3: Spectroscopic and Kinetic Evidence for the Irn Species Present and for Nanoparticles as the Fastest Catalyst," Inorganic Chemistry.

Cuenya, B.R., Croy, J.R., Mostafa, S., Behafarid, F., Li, L., Zhang, Z., Yang, J.C., Wang, Q., and Frenkel, A.I., 2010, "Solving the size-selected Pt nanocatalysts synthesized by inverse micelle encapsulation," J. American Chemical Society.

Cuenya, B.R., Croy, J.R., Mostafa, S., Behafarid, F., Li, L., Zhang, Z., Yang, J.C., Wang, Q., and Frenkel, A.I., 2010, "Solving the Structure of Size-Selected Pt Nanocatalysts Synthesized by Inverse Micelle Encapsulation," Journal of the American Chemical Society.

Liu, Z., Srot, V., and Yang, J.C., 2010, "Self-assembled Crystalline Silicon Carbide Y Junctions by Coalescence of Nucleated Iron Catalysts," Applied Physics Letter.

Mostafa, S., Behafarid, F., Croy, J.R., Ono, L.K., Li, L., Yang, J.C., Frenkel, A.I., and Cuenya, B.R., 2010, "Shape-Dependent Catalytic Properties of Pt Nanoparticles," Journal of the American Chemical Society.

Yang, J.C., Li, Z., Sun, L., Zhou, G., Eastman, J.A., Fong, D.D., Fuoss, P.H., Baldo, P.M., Rehn, L.E., and Thomson, L.J., 2009, "Polycrystalline oxides formation during transient oxidation of (001) Cu-Ni binary alloys studied by in situ TEM and XRD," Materials at High Temperature.

Frenkel, A.I., Yang, J.C., Johnson, D.D., and Nuzzo, R.G., 2009, "Complexity of nanoscale atomic clusters," in Springer Encyclopedia on Complexity and Systems Science, pp. 5589-5912.

Guy, K., Xu, H., Werth, C., Yang, J.C., and Shapley, J., 2009, "Catalytic Nitrate and Nitrite Reduction with PdCu/PVP Colloids in Water: Composition, Structure and Reactivity Correlations," J. Physical Chemistry C.

Zhou, G.W., and Yang, J.C., 2009, in In situ Electron Microscopy, G. Dehm, J.M. Howe, and J. Zweck, eds..

Han, X., McAfee, R., and Yang, J.C., 2008, "Kinetic Monte Carlo Simulations of the Dramatic Effects of Attachment Probability and Potential Gradients on Island Morphology Variations under Heteroepitaxial Growth Conditions," J. Computational and Theoretical Nanoscience.

Liu, Z., Ci, L., Srot, V., Jin-Phillipp, N.Y., van Aken, P.A., Ruhle, M., and Yang, J.C., 2008, "Crystalline SiC nanocones and heterostructures induced by released iron nanoparticles," Applied Physics Letters.

Teng, X., Han, W., Wang, Q., Li, L., Frenkel, A.I., and Yang, J.C., 2008, "Hybrid Pt/Au nanowires: synthesis and electronic structure," J. Phys. Chem. C.

Zhou, G.W., Chen, X., Gallagher, D., and Yang, J.C., 2008, "Percolating oxide film growth during Cu(111) oxidation," Applied Physics Letters.

Zhou, G.W., Dai, W.Y., and Yang, J.C., 2008, "Crater formation via homoepitaxy of adatoms dislodged from reducing oxide islands on metal surfaces," Phys. Rev. B.

Han, X., McAfee, R., and Yang, J.C., 2007, "Development of a Versatile Kinetic Monte Carlo Code to Simulate Physical Processes in Thin Film Nucleation and Growth," Multidiscipline Modeling in Materials and Structures, pp. 43-54.

Long, L., Minton, T., and Yang, J.C., 2007, "Morphological Changes at a Silver Surface Resulting from Exposure to Hyperthermal Atomic Oxygen," Journal of Physical Chemistry C.

Zhou, G.W., Wang, L., Birtcher, R.C., Baldo, P.M., Pearson, J.E., Yang, J.C., and Eastman, J.A., 2007, "Composition effects on the early-stage oxidation of (100)Cu-Au alloys," Journal of Applied Physics.

Kisa, M., Minton, T., and Yang, J.C., 2006, "Homogeneous Silica Formed by the Oxidation of Si(100) in Hyperthermal Atomic Oxygen," Journal of Spacecraft and Rockets, pp. 431-435.

Menard, L.D., Gao, S., Xu, H., Twesten, R.D., Harper, A.S., Song, Y., Wang, G., Douglas, A.D., Yang, J.C., Frenkel, A.I., Nuzzo, R.G., and Murray, R.W., 2006, "Sub-Nanometer Au Monolayer-Protected Clusters Exhibiting Molecule-like Electronic Behavior: Quantitative High-Angle Annular Dark-Field Scanning Transmission Electron Microscopy and Electrochemical Characterization of Clusters," Journal of Physical Chemistry B.

Menard, L.D., Xu, F., Nuzzo, R.G., and Yang, J.C., 2006, "Preparation of TiO2-suupported Au nanoparticle catalysts from a Au13 cluster precursor: Ligand removal using ozone exposure versus a rapid thermal treatment," J. Catalysis 243, pp. 64-73.

Menard, L.D., Xu, H., Gao, S., Twesten, R.D., Harper, A.S., Song, Y., Wang, G., Douglas, A.D., Yang, J.C., Frenkel, A.I., Murray, R.W., and Nuzzo, R.G., 2006, "Metal Core Bonding Motifs of Monodisperse Icosahedral Au13and Larger Au Monolayer-Protected Clusters As Revealed by X-ray Absorption Spectroscopy and Transmission Electron Microscopy," Journal of Physical Chemistry B.

Wang, L., Zhou, G., Eastman, J., and Yang, J.C., 2006, "Initial Oxidation Kinetics and Energetics of Cu0.5Au0.5 (001) Film Investigated by in situ Ultrahigh Vacuum Transmission Electron Microscopy," Surface Science.

Zhou, G.W., Wang, L., Birtcher, R.C., Baldo, P.M., Pearson, J.E., Yang, J.C., and Eastman, J.A., 2006, "Cu2O island shape transition during Cu-Au oxidation," Physical Review Letters.

Kisa, M., Minton, T., and Yang, J.C., 2005, "Structural Comparisons of Passivated Si(100) By Atomic And Molecular Oxygen," Journal of Applied Physics.

Sun, L., and Yang, J.C., 2005, "The low temperature initial oxidation stages of Cu(100) investigated by in situ UHV-TEM," Journal of Materials Research.

Wang, L., and Yang, J.C., 2005, "Enhanced nucleation and reduced growth rates of Cu2O in Cu0.5Au0.5(001) thin films during in situ oxidation," Journal of Materials Research.

Zhou, G., and Yang, J.C., 2005, "Comparison of initial oxidation kinetics of Cu(100), (110) and (111) thin films Investigated by In situ UHV-TEM," Journal of Materials Research, pp. 1684-1694.

Zhou, G.W., Slaughter, W.S., and Yang, J.C., 2005, "Terraced hollow oxide pyramids," Physical Review Letters.

Zhou, G.W., Wang, L., and Yang, J.C., 2005, "Effect of surface topology on the formation of oxide islands on Cu surfaces," Journal of Applied Physics.

Tao, Z., Lovell, M.R., and Yang, J.C., 2004, "Investigation of the influence of the temperature on the friction for 6061 Al," J. of Wear, pp. 664-670.

Zhou, G., and Yang, J.C., 2004, "In situ UHV-TEM investigations of the kinetics of initial stages of oxidation on the roughened of Cu(110)," Surface Science, pp. 100-110.

Zhou, G., and Yang, J.C., 2004, "Reduction of epitaxial Cu2O islands on Cu(100) surface through vacuum annealing," Physical Review Letters.

Zhou, G., and Yang, J.C., 2004, "Temperature effects on the growth of oxide islands on Cu(110)," Applied Surf. Sci, pp. 357-364.

Yang, J.C., Bradley, S., and Gobson, J.M., 2003, "The Oblate Structure of PtRu5 Supported on Carbon Black," Materials Characterization, pp. 101-107.

Li, L., and Yang, J.C., 2003, "Complex Oxide Structures Formed by Oxidation of Ag(100) and Ag(111) by Hyperthermal Atomic Oxygen," Materials at High Temperature, pp. 601-606.

Randjelovic, M., and Yang, J.C., 2003, "Structural Comparisons of Passivated Si(100) By Atomic And Molecular Oxygen," Materials at High Temperature, pp. 281-286.

Zhou, G., and Yang, J.C., 2003, "Initial oxidation kinetics of Cu(110) investigated by in situ UHV-TEM," Surf. Sci., pp. 359-367.

Zhou, G., and Yang, J.C., 2003, "Self-assembly of metal-oxide nanostructures: Oxidation of Cu Films by In-situ UHV-TEM," Materials at High Temperature, pp. 247-252.

Zhou, G., and Yang, J.C., 2003, "Temperature effect on the Cu2O Oxide morphology created by oxidation of Cu(001) as investigated by In situ UHV TEM," Applied Surf. Sci, pp. 165-170.

Yang, J.C., Tropia, L., and Evan, D., 2002, "From nucleation to coalescence of Cu2O islands during in situ oxidation of Cu(001)," Applied Physics Letters, pp. 241-243.

Zhou, G., and Yang, J.C., 2002, "Formation of Quasi One-dimensional Cu2O Structures by in situ Cu(100) oxidation," Phys. Rev. Let..

Bharadwaj, M.D., and Yang, J.C., 2001, "The Reduction of Cu2O by Water Vapor," Scripta Materialia, pp. 2557-2561.

Kuznetsova, A., Popova, I., Zhukov, V., Yates, J.T., Zhou, G., Yang, J.C., and Chen, X., 2001, "Making superior corrosion resistant aluminum oxide using ozone-electrochemical and electron microscopy studies layer," J. Vac. Sci. Tech, pp. 1971-1976.

Kuznetsova, A., Zhou, G., Chen, X., Yang, J.C., and Yates, J.T., 2001, "Making a superior oxide corrosion passivation layer on Al using Ozone," Langmuir, pp. 2146-2152.

Yang, J.C., Bradley, S., and Gibson, J.M., 2000, "Rapid and semi-automated method for analysis of the number of atoms of ultra small Pt clusters on carbon," Microscopy and Microanalysis, pp. 353-357.

Yang, J.C., Yeadon, M., Kolasa, B., and Gibson, J.M., 1999, "The Limited Role of Surface Defects as Nucleation Sites for Cu2O on Cu," Journal of the Electrochemical Society, pp. 2103-2106.

Yang, J.C., Schumann, E., Levin, I., and Rühle, M., 1998, "Transient Oxidation Stages of NiAl," Acta Materialia, pp. 2195-2201.

Yang, J.C., Yeadon, M., Kolasa, B., and Gibson, J.M., 1998, "Homogeneous Nucleation of Cu2O on Cu(001)," Scripta Materialia, pp. 1237-1242.

Yang, J.C., Yeadon, M., Kolasa, B., and Gibson, J.M., 1998, "Self-limiting oxidation of copper," Applied Physics Letters, pp. 2841-2843.

Yang, J.C., Yeadon, M., Kolasa, B., and Gibson, J.M., 1998, "Surface Kinetics of the Initial Oxidation Stages of Cu(001) Thin Film as Studied by In-situ UHV-TEM," in Defect and Diffusion Forum, Fisher, pp. 45-55.

Yang, J.C., Yeadon, M., Kolasa, B., and Gibson, J.M., 1998, "Surface Reconstruction and Oxide Nucleation Due to Oxygen Interaction with Cu(001) as Observed by in situ UHV-TEM," Microscopy and Microanalysis, pp. 334-339.

Schumann, E., Yang, J.C., Graham, M., and Ruhle, M., 1998, "TEM Investigations on the Oxidation of NiAl," in Oxidation of Intermetallics, H.J. Grabke, and M. Schutze, eds..

Yeadon, M., Yang, J.C., Averback, R., and Gibson, J.M., 1998, "Techniques for Studying Nanoparticle Sintering by Plan-View In Situ Transmission Electron Microscopy," Microscopy and Microanalysis, pp. 248-253.

Yeadon, M., Yang, J.C., Averback, R., Bullard, J.W., and Gibson, J.M., 1998, "Sintering of silver and copper nanoparticles on (001) copper observed by in-situ ultrahigh vacuum transmission electron microscopy," Nanostructured Materials, pp. 731-739.

Yeadon, M., Yang, J.C., Ghaly, M., Averback, R.S., and Gibson, J.M., 1998, "Sintering and oxidation using a novel ultrahigh vacuum transmission electron microscope with in situ magnetron sputtering," Microsc. Res. Techniq, pp. 302-308.

Yeadon, M., Ghaly, M., Yang, J.C., Averback, R., and Gibson, J.M., 1998, "'Contact epitaxy' observed in supported nanoparticles," Applied Physics Letters, pp. 3181-3305.

Yang, J.C., Yeadon, M., Kolasa, B., and Gibson, J.M., 1997, "Oxygen Surface Diffusion for 3-Dimensional Cu2O Growth on Cu(001) Thin Films," Applied Physics Letters.

Yang, J.C., Yeadon, M., Olynick, D., and Gibson, J.M., 1997, "Anomalous Desorption of Copper Oxide Observed by In-Situ Transmission Electron Microscopy," Microscopy and Microanalysis, pp. 121-125.

Singhal, A., Yang, J.C., and Gibson, J.M., 1997, "STEM-based Mass Spectroscopy of Supported Re Clusters," Ultramicroscopy, pp. 191-206.

Yeadon, M., Yang, J.C., Ghaly, M., Olynick, D., Averback, R., and Gibson, J.M., 1997, "In-situ Observations of Classical Grain Growth Mechanisms During Sintering of Copper Nanoparticles on (001)Copper," Applied Physics Letters.

Yang, J.C., Schumann, E., Müllejans, H., and Rühle, M., 1996, "Chemistry and Bonding Investigations of NiAl/¿-Al2O3 Interfaces," Journal of Physics D: Applied Physics, pp. 1716-1724.

Schumann, E., Yang, J.C., and Graham, M., 1996, "Direct Observations of S and Y Interaction in Oxidized NiAl," Scripta Materialia, pp. 1365-1370.

Schumann, E., Yang, J.C., Graham, M., and Ruhle, M., 1996, "The effect of Y and Zr on the oxidation of NiAl," Materials and Corrosion, pp. 631-632.

Schumann, E., Yang, J.C., Rühle, M., and Graham, M., 1996, "High Resolution SIMS and Analytical TEM Evaluation of Alumina Scales on ¿-NiAl Containing Zr or Y," Oxidation of Metals, p. 37.

Yang, J.C., Nadarzinski, K., Schumann, E., and Rühle, M., 1995, "Electron Microscopy Studies of NiAl/ ¿ -Al2O3 Interfaces," Scripta Metallurgica et Materialia, pp. 1043-1048.

Schumann, E., Yang, J.C., Graham, M., and Rühle, M., 1995, "Segregation Studies of Oxidized Y and Zr doped NiAl," Materials and Corrosion, pp. 218-222.

Yang, J.C., Lu, C., and Sass, S.L., 1993, "The Influence of Crystallography and Oxide and Metallic Types on the Structure and Properties of Metal-Ceramic Interfaces," Materials Science & Engineering, pp. 97-106.

Yang, J.C., Bharadwaj, M.D., Zhou, G.W., and Tropia, L., "The Surface Kinetics of Copper Oxidation Investigated by In Situ UHV-TEM," Best Materials Paper in 2001, no.6.

Yang, J.C., Li, L., and Nuhfer, N.T., "TEM Investigations of YSZ-TBC," Materials at High Temperature, pp. 281-286.