Applied and Engineering Physics

Cornell University

Ithaca, NY 14853



Publications  

        Y. Kim, A. Disa, T. Babakol, J. D. Brock. Strain screening by mobile oxygen vacancies in SrTiO3. Applied Physics Letters (cover) 96, 251901 (2010).

        J.D. Brock, J.D. Ferguson, Y. Kim, H. Q. Wang, and A.R. Woll. Nucleation, coarsening, and coalescence during layer-by-layer growth of complex oxides via pulsed laser deposition: time-resolved, diffuse x-ray scattering studies. Mater. Sci. Eng. A. vol. 528 (2010), 72–76

        J.D. Ferguson, G. Arikan, D.S. Dale, A.R. Woll, and J.D. Brock. Measurements of Surface Diffusivity and Coarsening During Pulsed Laser Deposition. Phys. Rev. Lett. 103, 256103 (2009)

        Donald H. Bilderback, Joel D. Brock, Darren S. Dale, Kenneth D. Finkelstein, Mark A. Pfeifer, and Sol M. Gruner. Energy Recovery Linac (ERL) Coherent Hard X-ray Sources. New Journal of Physics. 12, 035011 (2010).

        J. A. Crittenden, I.V. Bazarov, S.A. Belomestnykh, D.H. Bilderback, M.G. Billing, J.D. Brock, E.P. Chojnacki, B.M. Dunham, M.P. Ehrlichman, M.J. Forster, S.M. Gruner, G.H. Hoffstaetter, C.J. Johnstonez, M.Liepe Y. Li, C.E. Mayes, A.A. Mikhailichenko, H.S. Padamsee, S.B Peck, D.C. Sagan, V.D. Shemelin, A. Temnykh, M. Tigner, and V. Veshcherevich. Developments for Cornell's X-ray ERL. PAC 2009 (2009).

         J.D. Brock, J.D. Ferguson and A.R. Woll. X-ray scattering studies of the surface structure of complex oxide films during layer-by-layer growth via pulsed laser deposition. Metallurgical and Materials Transactions A. E-SYMP-09-149-A. (2009).

         A. Amassian, V.A. Pozdin, T.V. Desai, S. Hong, A.R. Woll, J.D. Ferguson, J.D. Brock, G.G. Malliaras and J.R. Engstrom. Post-deposition reorganization of pentacene films deposited on low-energy surfaces. J. Mater. Chem. 19, 5580, (2009)

       S. Hong, A. Amassian, A.R. Woll, S. Bhargava, J.D. Ferguson, G.G. Malliaras, J.D. Brock and J.R. Engstrom. Real time monitoring of pentacene growth on SiO2 from a supersonic source. Applied Physics Letters 92, 253304-1 (2008).

        J.D. Ferguson, A.R. Woll, G. Arikan, D.S. Dale, A. Amassian, M.W. Tate and J.D. Brock. Time Resolved In-Situ Diffuse X-ray Scattering Measurements of the Surface Morphology of Homoepitaxial SrTiO3 Films During Pulsed Laser Deposition. in Mater. Res. Soc. Symp. Proc. vol. 1034E, pp. 1034-K10-20 (2008).

        D. Dale, Y. Suzuki and J.D. Brock. In situ x-ray reflectivity studies of dynamics and morphology during heteroepitaxial complex oxide thin film growth. Journal of Physics: Condensed Matter 20, 264008 (2008).

        J.D. Brock and M. Sutton. Materials Science and X-ray Techniques. Materials Today 11, 52-55 (2008).

        D. Dale, A. Fleet, A. Woll, Y. Suzuki and J.D. Brock. In-situ Studies of Pulsed Laser Deposition Growth at CHESS. Synchrotron Radiation News 20, 32-37 (2007).

       J.M. Pomeroy and J.D. Brock. Critical nucleus phase diagram for the Cu(100) surface. Physical Review B (Condensed Matter and Materials Physics) 73, 245405.1-7 (2006).

       A. Fleet, D. Dale, A.R. Woll, Y. Suzuki and J.D. Brock. Multiple Time Scales in Diffraction Measurements of Diffusive Surface Relaxation. Physical Review Letters 96, 055508.1-4 (2006).

       D. Dale, A. Fleet, Y. Suzuki and J.D. Brock. Multiple time scales in diffraction measurements of diffusive surface relaxations. Physical Review B (Condensed Matter and Materials Physics) 74, 085419:1-8 (2006).

       A. Fleet, D. Dale, Y. Suzuki and J.D. Brock. Observed Effects of a Changing Step-Edge Density on Thin-Film Growth Dynamics. Physical Review Letters 94, 036102.1-4 (2005).

       H.-H. Wang, A. Fleet, J.D. Brock, D. Dale and Y. Suzuki. Nearly strain-free heteroepitaxial system for fundamental studies of pulsed laser deposition: EuTiO3 on SrTiO3. Journal of Applied Physics 96, 5324-5328 (2004).

       J.-D. Su, R.L. Sampson, J.D. Brock, K.D. Finkelstein and R.E. Thorne. Demonstration of Resonant Enhancement of X-ray Scattering from CDW States. Bulletin of the American Physical Society B14.001 (2004).

       R.L. Sampson, J.-D. Su, J.D. Brock, R.E. Thorne and M. Sutton. X-ray Correlation Spectroscopy Investigations of the Charge-density Wave Depinning Transition in pure NbSe3. Bulletin of the American Physical Society V12.013 (2004).

       R.E. Thorne, J.D. Brock and M. Sutton. Comment on "Motional ordering of a charge-density wave in the sliding state". Physical Review Letters 91 (2003).

       D. Dale, A. Fleet, J.D. Brock and Y. Suzuki. The effect of changing epitaxial strain on colossal magnetoresistance thin films. Materials Research Society Symposium Proceedings 751, 103 (2003).

       D. Dale, A. Fleet, J.D. Brock and Y. Suzuki. Dynamically tuning properties of epitaxial colossal magnetoresistance thin films. Applied Physics Letters 82, 3725-3727 (2003).

       M. Sutton, Y. Li, J.D. Brock and R.E. Thorne. X-ray intensity fluctuation spectroscopy measurements of the charge density wave phases of NbSe3. Journal De Physique IV 12, 3-8 (2002).

       J.M. Pomeroy, B.H. Cooper and J.D. Brock. in Current Issues in Heteroepitaxial Growth - Stress Relaxation and Self Assembly. Symposium, 26-29 Sept. 2001 63-8 (Mater. Res. Soc, Boston, MA, USA, 2002).

       J.M. Pomeroy and J.D. Brock.STM Studies of Island Nucleation During Hyperthermal Atom Deposition in Morphological and Compositional Evolution of Thin Films (eds. Aziz, M.J., Bartelt, N.C., Berbezier, I., Hannon, J.B. & Hearne, S.J.) vol. 749, pp. 279-284 (Materials Research Society, Boston, MA, 2002).

       O. Malis, J.D. Brock, R.L. Headrick, M.-S. Yi and J.M. Pomeroy. Ion-induced pattern formation on Co surfaces: An x-ray scattering and Kinetic Monte Carlo study. Physical Review B (Condensed Matter) 66, 035408 (2002).

       J.M. Pomeroy, A. Couture, J. Jacobsen, C.C. Hill, J.P. Sethna, B.H. Cooper and J.D. Brock. in Growth, Evolution and Properties of Surfaces, Thin Films and Self-Organized Structures. Symposium, 27 Nov.-1 Dec. 2000 7-3 (Mater. Res. Soc, Boston, MA, USA, 2001).

       J.M. Pomeroy, A. Couture, J. Jacobsen, B.H. Cooper, J.P. Sethna and J.D. Brock. STM Investigation of Energetic Insertion During Direct Ion Deposition. Materials Research Society Symposium Proceedings 672, O2.9.1-O2.9.6 (2001).

       J.M. Pomeroy, A. Couture, J. Jacobsen, B.H. Cooper, J.P. Sethna and J.D. Brock. in Mechanisms of Surface and Microstructure Evolution in Deposited Films and Film Structures Symposium, 17-20 April 2001 2-9 (Mater. Res. Soc, San Francisco, CA, USA, 2001).

       Y. Li, D.Y. Noh, J.H. Price, K.L. Ringland, J.D. Brock, S.G. Lemay, K. Cicak, R.E. Thorne and M. Sutton. Observation of dynamic coupling between the Q(1) and Q(2) charge-density waves in NbSe3. Physical Review B 63, art. no.-041103 (2001).

       R.L. Headrick, O. Malis and J.D. Brock. Kinetic Processes During Gallium Nitride Nucleation by Ion- and Plasma-Assisted Molecular Beam Epitaxy. Materials Research Society Proceedings 647, P12.9.1-P12.9.6 (2001).

       K.L. Ringland, A.C. Finnefrock, Y. Li, J.D. Brock, S.G. Lemay and R.E. Thorne. Sliding charge-density waves as rough growth fronts. Physical Review B 61, 4405-4408 (2000).

       J.M. Pomeroy, A. Couture, J. Jacobsen, C.C. Hill, J.P. Sethna, B.H. Cooper and J.D. Brock.STM Characterization of Cu Thin Films Grown by Direct Ion Deposition in Growth, Evolution and Properties of Surfaces, Thin Films and Self-Organized Structures (eds. Moss, S.C., Poker, D.B. & Ila, D.) vol. 648, pp. P7.4.1-P7.4.6 (Materials Research Society, Boston MA, 2000).

       M.V.R. Murty, A.J. Couture, B.H. Cooper, A.R. Woll, J.D. Brock and R.L. Headrick. Persistent layer-by-layer sputtering of Au(111). Journal of Applied Physics 88, 597-599 (2000).

       O. Malis, J.M. Pomeroy, R.L. Headrick and J.D. Brock. in Ion Beam Synthesis and Processing of Advanced Materials (eds. Moss, S.C., Heinig, K.-H. & Piker, D.B.) O9.5.1-O9.5.6 (Materials Research Society, Pittsburgh, 2000).

       A.R. Woll, R.L. Headrick, S. Kycia and J.D. Brock. GaN nucleation and growth on sapphire(0001): Incorporation and interlayer transport. Physical Review Letters 83, 4349-4352 (1999).

       K.L. Ringland, A.C. Finnefrock, Y. Li, J.D. Brock, S.G. Lemay and R.E. Thorne. Scaling in charge-density-wave relaxation: Time-resolved X-ray scattering measurements. Physical Review Letters 82, 1923-1926 (1999).

       M.V.R. Murty, T. Curcic, A. Judy, B.H. Cooper, A.R. Woll, J.D. Brock, S. Kycia and R.L. Headrick. Real-time x-ray scattering study of surface morphology evolution during ion erosion and epitaxial growth of Au(111). Physical Review B (Condensed Matter) 60, 16956-16964 (1999).

       M.V.R. Murty, T. Curcic, A. Judy, B.H. Cooper, A.R. Woll, J.D. Brock, S. Kycia and R.L. Headrick. Roughening of Au(111) surfaces during ion beam erosion: a scanning tunneling microscope and x-ray diffraction study. öMaterials Research Society Symposium Proceedings 570, 61 (1999).

       M.V.R. Murty, T. Curcic, A. Judy, B.H. Cooper, A.R. Woll, J.D. Brock, S. Kycia and R.L. Headrick. Real-time x-ray scattering study of surface-morphology evolution during ion erosion and epitaxial growth of Au(111). Physical Review B (Condensed Matter) 15, 16956-64 (1999).

       Y. Li, S.G. Lemay, J.H. Price, K. Cicak, K. O'Neill, K. Ringland, K.D. Finkelstein, J.D. Brock and R.E. Thorne. Imaging shear in sliding charge-density waves by X-ray diffraction topography. Physical Review Letters 83, 3514-3517 (1999).

       Y. Li, S.G. Lemay, J.H. Price, K. Cicak, K. O'Neill, K. Ringland, K.D. Finkelstein, J.D. Brock and R.E. Thorne. Imaging field-dependent structure in charge-density waves by X- ray diffraction topography. Journal De Physique IV 9, 151-152 (1999).

       S.G. Lemay, R.E. Thorne, Y. Li and J.D. Brock. Temporally ordered collective creep and dynamic transition in the charge-density-wave conductor NbSe3. Physical Review Letters 83, 2793-2796 (1999).

       J.D. Brock, K.L. Ringland, A.C. Finnefrock, Y. Li, S.G. Lemay and R.E. Thorne. Sliding charge-density waves as rough growth surfaces. Journal De Physique IV 9, 83-84 (1999).

       J.D. Brock, K.L. Ringland, A.C. Finnefrock, Y. Li, S.G. Lemay and R.E. Thorne. Dynamic scaling during CDW relaxation from the sliding state. Journal De Physique IV 9, 17-21 (1999).

       S.T. Shin, J.D. Brock, M. Sutton, J.D. Litster and S. Kumar. Critical behavior at the nematic to lamellar phase transitions: A synchrotron x-ray scattering study. Physical Review E 57, R3711-R3714 (1998).

       M.V.R. Murty, T. Curcic, A. Judy, B.H. Cooper, A.R. Woll, J.D. Brock, S. Kycia and R.L. Headrick. Real-time x-ray scattering study of surface dynamics on Au(111) during Ar+ ion irradiation. Materials Research Society öSymposium Proceedings 528, 195-202 (1998).

       M.V.R. Murty, T. Curcic, A. Judy, B.H. Cooper, A.R. Woll, J.D. Brock, S. Kycia and R.L. Headrick. X-ray scattering study of the surface morphology of Au(111) during Ar+ ion irradiation. Physical Review Letters 80, 4713-4716 (1998).

       E. Herrero, L.J. Buller, J. Li, A.C. Finnefrock, A.B. Salomon, C. Alonso, J.D. Brock and H.D. Abruña. Electrodeposition dynamics: electrochemical and X-ray scattering studies. Electrochimica Acta 44, 983-992 (1998).

       R.L. Headrick, S. Kycia, A.R. Woll, J.D. Brock and M.V.R. Murty. Ion-assisted nucleation and growth of GaN on sapphire(0001). Physical Review B (Condensed Matter) 58, 4818-4824 (1998).

       A.C. Finnefrock, K.L. Ringland, J.D. Brock, L.J. Buller and H.D. Abruña. Nucleation and ordering of an electrodeposited two-dimensional crystal: Real-time X-ray scattering and electronic measurements. Physical Review Letters 81, 3459-3462 (1998).

       H.D. Abruña, J.M. Feliu, J.D. Brock, L.J. Buller, E. Herrero, J. Li, R. Gomez and A. Finnefrock. Anion and electrode surface structure effects on the deposition of metal monolayers: electrochemical and time-resolved surface diffraction studies. Electrochimica Acta 43, 2899-2909 (1998).

       A.C. Finnefrock, L.J. Buller, K.L. Ringland, P.D. Ting, H.D. Abruna and J.D. Brock. Time-Resolved Measurements of Overlayer Ordering in Electrodeposition. Materials Research Society Symposium Proceedings 451, 49 - 53 (1997).

       A.C. Finnefrock, L.J. Buller, K.L. Ringland, J.D. Brock and H.D. Abruña. Time-resolved surface X-ray scattering study of surface ordering of electrodeposited layers. Journal of the American Chemical Society 119, 11703-11704 (1997).

       L.J. Buller, A.C. Finnefrock, J.D. Brock and H.D. Abruña. Electrodeposition versus surface ordering: A time-resolved x- ray scattering study. Abstracts of Papers of the American Chemical Society 213, 144-COLL (1997).

       R.L. Headrick, S. Kycia, Y.K. Park, A.R. Woll and J.D. Brock. Real-time x-ray-scattering measurement of the nucleation kinetics of cubic gallium nitride on ß-SiC(001). Physical Review B (Condensed Matter) 54, 14686-14691 (1996).

       M. Calistri-Yeh, E.J. Kramer, R. Sharma, W. Zhao, M.H. Rafailovich, J. Sokolov and J.D. Brock. Thermal stability of self-assembled monolayers from alkylchlorosilanes. Langmuir 12, 2747-2755 (1996).

       G.A. Held, D.M. Goodstein and J.D. Brock. Phase-Separation and Step Roughening of Vicinal Si(111): an X-Ray-Scattering Study. Physical Review B (Condensed Matter) 51, 7269-7278 (1995).

       G.A. Held and J.D. Brock. Calculation of X-Ray-Diffraction Profiles From Vicinal Surfaces. Physical Review B (Condensed Matter) 51, 7262-7268 (1995).

       E. Sweetland, A.C. Finnefrock, W.J. Podulka, M. Sutton, J.D. Brock, D. Dicarlo and R.E. Thorne. X-Ray-Scattering Measurements of the Transient Structure of a Driven Charge-Density-Wave. Physical Review B 50, 8157-8165 (1994).

       D. Dicarlo, R.E. Thorne, E. Sweetland, M. Sutton and J.D. Brock. Charge-Density-Wave Structure in Nbse3. Physical Review B 50, 8288-8296 (1994).

       J.D. Brock, A.C. Finnefrock, K.L. Ringland and E. Sweetland. Detailed Structure of a Charge-Density-Wave in a Quenched Random-Field. Physical Review Letters 73, 3588-3591 (1994).

       M.P. Maher, S. Ramakrishna, D.A. Dicarlo, T.L. Adelman, V. Ambegaokar, J.D. Brock and R.E. Thorne. Charge-Density-Wave Phase-Slip in NbSe3. Journal De Physique IV 3, 171-174 (1993).

       D. Dicarlo, E. Sweetland, M. Sutton, J.D. Brock and R.E. Thorne. Field-Induced Charge-Density-Wave Deformations and Phase Slip in Nbse3. Physical Review Letters 70, 845-848 (1993).

       D. Dicarlo, E. Sweetland, M. Sutton, J.D. Brock and R.E. Thorne. Field-Induced Charge-Density-Wave Deformations and Phase Slip in Nbse3. Physical Review Letters 70, 845-848 (1993).

       J.D. Brock, D.A. Dicarlo, W.J. Podulka, M. Sutton, E. Sweetland and R.E. Thorne. Structure and Kinetics of the Sliding Q1 Cdw in NbSe3. Journal De Physique IV 3, 115-120 (1993).

       J.D. Brock.Bond-Orientational Order in Bond-Orientational Ordering in Condensed Matter Systems (ed. Strandburg, K.J.) vol., pp. (Springer-Verlag, New York, 1992).

       D.H. Bilderback, B.W. Batterman, M.J. Bedzyk, J. Brock, K. Finkelstein, R. Headrick and Q. Shen. High-flux x-ray undulator radiation from proposed B factory storage rings at Cornell University. Reviews of Scientific Instruments 63, 1590 (1992).

       D.Y. Noh, J.D. Brock, J.O. Fossum, J.P. Hill, W.J. Nuttall, J.D. Litster and R.J. Birgeneau. Synchrotron X-Ray Study of Dimensional Crossover in Solid-Phase Smectic Liquid-Crystal Films. Physical Review B (Condensed Matter) 43, 842-850 (1991).

       A. Mak, K.W. Evans-Lutterodt, K. Blum, D.Y. Noh, J.D. Brock, G.A. Held and R.J. Birgeneau. Synchrotron X-Ray-Diffraction Study of the Disordering of the Ge(111) Surface At High-Temperatures. Physical Review Letters 66, 2002-2005 (1991).

       C. Li, J.D. Brock, J. Huang and S. Kumar. Critical-Behavior At the Nematic to Smectic-a Transition in a Nonpolar Liquid-Crystal With Wide Nematic Range. Physical Review Letters 67, 2037-2040 (1991).

       E. Sweetland, C.Y. Tsai, B.A. Wintner, J.D. Brock and R.E. Thorne. Measurement of the Charge-Density-Wave Correlation Length in NbSe3 By High-Resolution X-Ray-Scattering. Physical Review Letters 65, 3165-3168 (1990).

       I.K. Robinson, A.A. Macdowell, M.S. Altman, P.J. Estrup, K. Evans-Lutterodt, J.D. Brock and R.J. Birgeneau. Order-Disorder Transition of the W(001) Surface. Physical Review Letters 62, 1294-1297 (1989).

       D.Y. Noh, J.D. Brock, J.D. Litster, R.J. Birgeneau and J.W. Goodby. Fluid, Hexatic, and Crystal Phases in Terephthal-Bis-(4n)-Alkylanilines. Physical Review B (Condensed Matter) 40, 4920-4927 (1989).

       S. Kumar, J. Brock, M. Sutton and J.D. Litster.Phase Transitions in Micellar Liquid Crystals in Surfactants In Solution (ed. Mittal, K.L.) vol. 8, pp. 35 - 44 (Plenum Publishing Co., 1989).

       K.W. Evans-Lutterodt, R.J. Birgeneau, E.D. Specht, J.W. Chung, J.D. Brock, M.S. Altman, P.J. Estrup, I.K. Robinson and A.A. Macdowell. X-Ray Study of W(001) With and Without Hydrogen. Journal of Vacuum Science & Technology A: Vacuum Surfaces and Films 7, 2209-2216 (1989).

      J.D. Brock, D.Y. Noh, B.R. McClain, J.D. Litster, R.J. Birgeneau, A. Aharony, P.M. Horn and J.C. Liang. Hexatic Ordering in Freely Suspended Liquid-Crystal Films. Zeitschrift Fur Physik B-Condensed Matter 74, 197-213 (1989).

       J.D. Brock, R.J. Birgeneau, J.D. Litster and A. Aharony. Liquids, Crystals, and Liquid Crystals. Physics Today 42, 52 (1989).

       J.D. Brock, R.J. Birgeneau, J.D. Litster and A. Aharony. Liquids, Crystals and Liquid-Crystals. Physics Today 42, 52-59 (1989).

       J.D. Brock, R.J. Birgeneau, J.D. Litster and A. Aharony. Hexatic Ordering in Liquid-Crystal Films. Contemporary Physics 30, 321-335 (1989).

       J.D. Brock, A. Aharony, R.J. Birgeneau, K.W. Evans-Lutterodt, J.D. Litster, P.M. Horn, G.B. Stephenson and A.R. Tajbakhsh. Orientational and Positional Order in a Tilted Hexatic Liquid-Crystal Phase. Physical Review Letters 57, 98 - 101 (1986).

       A. Aharony, R.J. Birgeneau, J.D. Brock and J.D. Litster. Multicriticality in Hexatic Liquid Crystals. Physical Review Letters 57, 1012 - 1015 (1986).

       J.D. Brock, I.M. Cohen, H.P.L. Ivan P. Ivanov and J. Roy. Ocillations of an Air Bubble in an Ink Jet. Journal of Imaging Technology 10, 127 -129 (1984).

 

 

 

 
 
 
 
Awards

 

 

John D. Ferguson. 2010 Cornell High Energy Synchrotron Source (CHESS) Student Research Paper Prize for Measurements of Surface Diffusivity and Coarsening During Pulsed Laser Deposition. Phys. Rev. Lett. 103, 256103 (2009)

Timur Babakol and Ankit Disa. 2010 Dorthy and Fred Chau Award for Excellence in Undergraduate Research in Engineering Physics

J. D. Ferguson, D. S. Dale, Y. Kim, A. R. Woll, J. D. Brock. Materials Research Society Spring 2010, 3rd Place Poster Award Winner for Symposium N: Functional Oxided Nanostructures and Heterostructures. San Francisco, CA.

John D. Ferguson, Fall 2007 Materials Research Sociey, Best Poster Award, Boston, MA.

Darren Dale, Fall 2003 Materials Research Sociey, Best Poster Award, Boston, MA.

Josh Pomeroy. Fall 2001 Materials Research Society. Best Poster Award, Boston, MA.