Education

  • Ph. D. Experimental Condensed Matter Physics, Cornell University, January 1985.
    Dissertation: Low frequency resistance fluctuations in thin metallic films: an experimental study.
  • A. B. Physics, University of Michigan - Flint, May 1978.

Affiliations

  • American Physical Society (APS).
  • Institute of Electrical & Electronic Engineers (IEEE).
  • American Association of Physics Teachers (AAPT).
  • American Society of Heating, Refrigeration, and Air-conditioning Engineers (ASHRAE)

Research Interests

  • energy use in buildings and green buildings
  • wind and photovoltaic power
  • deposition and characterization of metallic thin films
  • photovoltaic devices and materials

Other Interests

  • Sports - tennis, basketball, softball, volleyball, hockey, sailing, scuba diving
  • Music - acoustic guitar, singing

Publications

  1. J. H. Scofield, D. H. Darling, and W. W. Webb, "1/f noise in continuous metal films is not due to temperature fluctuations," in 6th International Conference on Noise in Physical Systems, ed. P. H. E. Meijer, R. D. Mountain, and S. J. Soulen, Jr. (NBS Special Publication No. 614, Washington, D.C., 1981), pp. 147-149. (Presented at the 6th International Conference on Noise in Physical Systems, Gaithersburg, April 6-10, 1981.)
  2. J. H. Scofield, D. H. Darling, and W. W. Webb, "Exclusion of temperature fluctuations as the source of 1/f noise in metal films," Physical Review B 24, 7450-7453 (1981).
  3. J. H. Scofield and W. W. Webb, Observations of low-frequency current noise in niobium films: electrodiffusion noise and absence of 1/f noise," in Noise in Physical Systems and 1/f Noise, ed. M. Savelli, G. Lecoy, and J.- P. Nougier (North-Holland, Amsterdam, 1983) pp. 405-408. (Presented at the 7th Int. Conf. on Noise in Physical Systems and 3rd Int. Conf. on 1/f Noise, Montpellier, France, May 17-20, 1983.)
  4. J. H. Scofield and W. W. Webb, "Resistance fluctuations due to hydrogen diffusion in niobium thin films," Physical Review Letters 54, 353-356 (l985).
  5. J. H. Scofield, J.V. Mantese, and W. W. Webb, "1/f noise in metals: a case for extrinsic origin," Physical Review B 32, 736-742 (l985).
  6. J. H. Scofield, "Comment on 'Fractal model for the ac response of a rough interface'," Physical Review Letters 56, 268 (1986).
  7. J. H. Scofield, J. V. Mantese, and W. W. Webb, "Temperature dependence of noise processes in metals," Physical Review B 34, 723-731 (1986).
  8. N. M. Zimmerman, J. H. Scofield, J. V. Mantese, and W. W. Webb, "Volume versus surface origin of 1/f noise in metals," Physical Review B 34, 773-777 (1986).
  9. J. H. Scofield, "AC method for measuring low-frequency resistance fluctuation spectra," (190k), Review of Scientific Instruments 58, 985-993 (1987).
  10. J. H. Scofield, R. W. Epworth, and D. M. Tennant, "Fabrication of encapsulated indium films for melting experiments" (272k), in Science and Technology of Microfabrication: Materials Research Society Symposia Proceedings, Vol. 76, ed. R. E. Howard, E. L. Hu, S. Namba, and S. Pang (Material Research Society, Pittsburgh, 1987) pp. 85-89. (Presented at the Fall Meeting of the Materials Research Society, Boston, Dec. 1986).
  11. P. M. Mankiewich, J. H. Scofield, W. J. Skocpol, R. E. Howard, A. H. Dayem, and E. Good, "Reproducible technique for fabrication of thin films of high temperature superconductors," Applied Physics Letters 51, 1753-1755 (1987).
  12. N. E. Israeloff, M. B. Weissman, G. A. Garfunkel, D. J. Van Harlingen, J. H. Scofield, and A. J. Lucero, "1/f noise in Cr films from spin density wave polarization rotation," Physical Review Letters 60, 152-155 (1988).
  13. J. H. Scofield, R. W. Epworth, and D. M. Tennant, "1/f noise of indium near the melting transition," (327k) Journal of Applied Physics 66, 2032-2036 (1989).
  14. J. H. Scofield, T. P. Doerr, and D. M. Fleetwood, "Correlation between preirradiation 1/f noise and postirradiation oxide-trapped charge in MOS transistors," (168k) IEEE Transactions on Nuclear Science NS-36, 1946-1953 (December 1989). (Presented at the 1989 IEEE Nuclear and Space Radiation Effects Conference, Marco Island, FL, July 24-28, 1989.)
  15. D. M. Fleetwood and J. H. Scofield, "Evidence that similar point defects cause 1/f noise and radiation-induced-hole-trapping in metal-oxide- semiconductor transistors," Physical Review Letters 64, 579-582 (29 January 1990).
  16. P. H. Ballentine, A. M. Kadin, W. R. Donaldson, J. H. Scofield, and L. J. Bajuk, "Laser induced switching of YBCO," High Tc Superconducting Thin Films: Processing, Characterization, and Applications--American Vacuum Society Series 9, Conference Proceedings No. 200 (American Institute of Physics, New York, 1990) pp. 247-254.
  17. J. H. Scofield, L. Bajuk, and W. Mohler, "Simple evaporation controller for thin film deposition from a resistively heated boat," (48k) Review of Scientific Instruments 61, 1994-6 (July 1990).
  18. P. H. Ballentine, A. M. Kadin, W. R. Donaldson, J. H. Scofield, and L. J. Bajuk, "Optically triggered switching of superconducting YBa2Cu3O7 thin films," in the Proceedings of the SPIE, Vol. 1287, High-Tc Superconductivity: Thin Films and Applications (The Society for Photo-Optical Instrumentation Engineers, Bellingham, 1990), pp. 134-143.
  19. P. H. Ballentine, A. M. Kadin, W. R. Donaldson, J. H. Scofield, and L. Bajuk, "Fast infrared response and microwave losses in YBCO thin films," in the Proceedings of the SPIE, Vol. 1292, Superconductivity Applications for Infrared and Microwave Devices (The Society for Photo-Optical Instrumentation Engineers, Bellingham, 1990), pp. 176-186.
  20. J. H. Scofield, M. Traiwick, P. Klimecky, and D. M. Fleetwood, "Correlation between preirradiation channel mobility and radiation-induced interface-trap charge in metal-oxide-semiconductor transistors," (51k) Applied Physics Letters 58, 2782-4 (17 June 1991).
  21. J. H. Scofield and D. M. Fleetwood, "Physical basis for nondestructive tests of MOS radiation hardness," (122k) IEEE Transactions on Nuclear Science NS-38, 1567-77 (December 1991). (Presented at the 1991 IEEE Nuclear and Space Radiation Effects Conference, San Diego, CA, July 15-19, 1991.)
  22. J. H. Scofield, N. Borland, and D. M. Fleetwood, "Random telegraph signals in small gate-area p-MOS transistors," (77k) in AIP Conference Proceedings 285, Noise in Physical Systems and 1/f Fluctuations, ed. P. H. Handel and A. L. Chung (American Institute of Physics, New York, 1993), pp. 386-389. (Presented at the Twelth International Conference on Noise in Physical Systems and 1/f Fluctuations, St. Louis, MO, August 16-20, 1993.)
  23. D. M. Fleetwood, T. L. Meisenheimer, and J. H. Scofield, "1/f noise and oxide traps in MOSFETs," in AIP Conference Proceedings 285, Noise in Physical Systems and 1/f Fluctuations, ed. P. H. Handel and A. L. Chung (American Institute of Physics, New York, 1993), pp. 339-344 .
  24. J. H. Scofield, "A frequency-domain description of a lock-in amplifier," (98k) American Journal of Physics 62 (2) 129-133 (Feb. 1994).
  25. J. H. Scofield and D. M. Fleetwood, "Reconciliation of Different Gate-Voltage Dependencies of 1/f Noise in n-MOS and p-MOS transistors," (244k) IEEE Trans. Electron. Dev. 41 (11), 1946-52 (1994).
  26. D. M. Fleetwood, T. L. Meisenheimer, and J. H. Scofield, "1/f noise and radiation effects in MOS devices," IEEE Trans. Electron. Dev. 41 (11), 1953-64 (1994).
  27. J. H. Scofield, "Effects of series resistance and inductance on solar cell admittance measurements," (260k) Solar Energy Materials and Solar Cells. 37, 217-233 (1995).
  28. J. H. Scofield, A. Duda, D. Albin, B. L. Ballard and P. K. Predecki, "Sputtered molybdenum bilayer back contact for copper indium diselenide-based polycrystalline thin-film solar cells," (90k) Thin Solid Films 260, 26-31(1995).
  29. J. H. Scofield, D. Albin, J. Tuttle, M. Contreras, A. Tennant, D. Niles, S. Asher, R. Reedy, and R. Noufi, "Sodium diffusion, selenization, and microstructural effects associated with various molybdenum back contact layers for CIS-based solar cells," (128k) Proc. of the 24th IEEE Photovoltaic Specialists Conference, December 5-9, 1994, Waikoloa, Hawaii, pp. 164-167.
  30. J. H. Scofield, M. Contreras, A. M. Gabor, R. Noufi, and J. R. Sites, "Admittance measurements on Cu(In,Ga)Se2 polycrystalline thin-film solar cells," (135k) Proc. of the 24th IEEE Photovoltaic Specialists Conference, December 5-9, 1994, Waikoloa, Hawaii, pp. 291-294.
  31. M. Contreras, J. Tuttle, A. Gabor, A. Tennant, K. Ramanathan, S. Asher, A. Franz, J. Keane, L. Wang, J. Scofield, and R. Noufi, "High efficiency Cu(In,Ga)Se2-based solar cells: processing of novel absorber structures," Proc. of the 24th IEEE Photovoltaic Specialists Conference, December 5-9, 1994, Waikoloa, Hawaii, pp. 68-75.
  32. D. M. Fleetwood, W. L. Warren, M. R. Shaneyfelt, R. A. B. Devind, and J. H. Scofield, "Enhanced MOS 1/f noise due to near-interfacial oxygen deficiency," J. Non-Crystaline Solids 187, pp. 199-205 (July 1995) .
  33. J. R. Tuttle, J. R. Sites, A. Delahoy, W. Shafarman, B. Basol, S. fonash, J. Gray, R. Menner, J. Philips, A. Rockett, J. Scofield, F. R. Shapiro, P. Singh, V. Suntharalingam, D. Tarrant, T. walter, S. Wiedeman, and T. M. Peterson, "Characterization and modeling of Cu(In, Ga)(S, Se)2-based photovoltaic devices: a laboratory and industrial perspective," Progress in Photovoltaics: Research and Applications 3, 89-104 (1995).
  34. J. H. Scofield, N. Borland, and D. M. Fleetwood, "Observation of Temperature-Independent Switching Rates for a Random Telegraph Signal in a Silicon MOSFET at Low Temperatures," Applied Physics Letters, 76 (22), pp. 3248-3250 (May 2000).
  35. J. H. Scofield, "Book review of Advanced Labview Labs by John Essick," American Journal of Physics 68 (6), 583-584 (2000).
  36. J. H. Scofield and D. Kaufman, "First year performance for the roof-top photovoltaic array on the Oberlin College Environmental Studies Center," 29th IEEE Photovoltaic Specialists Conference, May 20-24, 2002, New Orleans.
  37. J. H. Scofield, "Early energy performance for a green academic building," ASHRAE Transactions, Vol. 108, Part 2, 1214-1230 (2002).
  38. J. H. Scofield, "One scientist's perspective on the Lewis Center," Oberlin Alumni Magazine, Summer 2002.
  39. J. H. Scofield, "An energy monitoring system for Stanford University's Leslie Shao-ming Sun Field Station," Faculty Observation for Oberlin On-Line, Nov. 6, 2003.
  40. A. F. Hepp, M. A. Smith, J. H. Scofield, J. E. Dickman, G. B. Lush, D. L. Morel, C. Ferekides, and N. G. Dhere "Multi-junction thin-film solar cells on flexible substrates for space power," Proceedings of the 37th annual Intersociety Energy Conversion Engineering Conference (IECEC), Washington, D. C., Jul. 28 - Aug. 1, 2002 (in press).
  41. John H. Scofield, Jeremy Gaumer, Dorab Sethna, Christopher V. Kelly, Michelle Hickner, James Wingert, Michael H.-C. Jin, John E. Dickman, and Aloysius F. Hepp, "Transparent conducting ZnO films by reactive dc magnetron sputtering from metallic targets," Proceedings of the 19th European Photovoltaic Solar Energy Conference, Paris, France, June 7-11, 2004 (in press).
  42. Michael H.-C. Jin, Kulbinder K. Banger, Christopher V. Kelly, Jeremiah S. McNatt, John E. Dickman, Aloysius F. Hepp, and John H. Scofield, "Solar Cells Fabricated with CuInS2 Films Deposited Using Single-Source Precursors," Proceedings of the 19th European Photovoltaic Solar Energy Conference, Paris, France, June 7-11, 2004 (in press).
  43. John H. Scofield, Philippe S. Cohen, Cary Tronson, and Scott Gould, "Real-time, web based energy monitoring system for a solar academic building ," Solar 2004 Conference Proceedings, Portland, OR., July 11-14, 2004.
  44. John H. Scofield, "Comment on 'High-Performance Buildings: Lessons Learned," ASHRAE Journal, Nov. 2004, p. 10.
  45. John H. Scofield, Philippe S. Cohen, Cary Tronson, and Scott Gould "Early performance of the roof-mounted, 20-kW thin-film CdTe PV array at Jasper Ridge," 31st IEEE Photovoltaic Specialists Conference, Jan. 3-7, 2005, Orlando, FL.
  46. John H. Scofield, Michael Roth, Jaimie Harrow, Maria Stamas, Emma Barker, Ross Myers, and Vic Oeftering, "Characterization of wind resources in Oberlin, OH for potential commercial wind power," Solar 2007 Conference Proceedings, Cleveland, OH, July 9-13, 2007.
  47. Burton Richter, David Goldston, George Crabtree, Leon Glicksman, David Goldstein, David Greene, Dan Kammen, Mark Levine, Michael Lubell, Maxine Savitz, Daniel Sperling, Fred Schlachter, John Scofield, and James Dawson , "How America can look within to achieve energy security and reduce global warming," Reviews of Modern Physics, Vol. 80, no. 4, S1-109 (Oct. 2008).
  48. John H. Scofield, "A re-examination of the NBI LEED Building Energy Consumption Study," Proceedings of the International Energy Program Evaluation Conference (IEPEC), August 12-14, 2009, Portland, OR.
  49. John H. Scofield, "'Do LEED-certified buildings save energy? Not really ...," Energy and Buildings, Vol. 41, 1386-90 (2009).
  50. John H. Scofield, "Efficacy of LEED-certification in reducing energy consumption and greenhouse gas emission for large New York City office buildings," Energy and Buildings, Vol. 67, 517-524 (December 2013).