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Southern Oregon University



 

Education

  • Ph.D., Materials Science, 1987
    • University of Wisconsin-Madison
    • Advisor, Prof. Max G. Lagally
    • Thesis: Ordering Kinetics for a Chemisorption System: O/W(100)
  • M.Sc., Materials Science and M.Sc., Physics, 1980
    • University of Wisconsin-Madison
  • B.A., Physics/Mathematics, 1978
    • Macalester College, St. Paul, MN
    • Cum Laude


 

Professional Experience

  • Professor, Southern Oregon University, Department of Physics, 1994-present
  • Sabbatical Research Associate, Naval Research Laboratory, Washington DC, 2000-2001
  • Research Fellow, Rensselaer Polytechnic Institute, Troy, NY, with Profs. J.B. Hudson and T.-M. Lu, 1991-1994
  • Assistant Professor, Hong Kong Baptist College, 1987-1989


 

 Books

  • Peter K. Wu, "Low-Energy-Electron Diffraction", in Surface Science in Heterogeneous Catalysis, China Chemical Press, Principal Author C.F. Ng, (1991) in Chinese.
  • Peter K. Wu and T.-M. Lu, "Chemical Structure, Determination, Modeling and Adhesion Enhancement of Metal/Polymer Interfaces", in Metallized Plastics 7:  Fundamental and Applied Aspects, ed. K.L. Mittal, VSP, Utrecht, 2001.
  • R. Andrew McGill, Bradley Ringeisen, Peter K. Wu, "The Role of Direct Writing for Chemical and Biological Materials:  Commercial & Military Sensing Applications", in Direct Write Technologies for Rapid Prototyping Applications- Sensors, Electronics, and Integrated Power Sources, eds., A. Pique and D.B. Chrisey, Academic Press, New York, 2002. 


 Publications

 - P.K. Wu, B.R. Ringeisen, D.B. Krizman, C.G. Frondoza, M. Brooks, D.M. Bubb, R.C.Y. Auyeung, A. Pique, B. Spargo, R.A. McGill, and D.B. Chrisey,  “Laser Manipulation of Biomaterials: Matrix-Assisted Pulsed-Laser Evaporation (MAPLE) and MAPLE - Direct Write (MDW)”, accepted by Rev. Sci. Inst., Jan. 2003.

 - D.B. Chrisey, R.A. McGill, J.S. Horwitz, A. Pique, and B.R. Ringeisen, D.M. Bubb, and P.K Wu, “Laser Deposition of Polymer and Biomaterial Films”, Chemical Review, 103, (2003) 553-576. Invited

 - B.R. Ringeisen, P.K. Wu, D.B. Krizman, H. Kim, A. Piqué, R.Y.C. Auyeung, H.D. Young, D.B. Chrisey. Accepted to Biotech Prog, 2002.

 -  B.R. Ringeisen, D.B. Chrisey, A. Piqué, D. Krizman, R.C.Y. Auyeung, P. Wu, B. Spargo. "Direct Write Technology as a Tool to Form Patterns of Living Cells and Active Biomolecules". May 2001, American Biotechnology Laboratory.

 -  B.R. Ringeisen, H. Kim, H. D. Young, B.J. Spargo, R.C.Y. Auyeung, A. Pique, D.B. Chrisey, P.K. Wu. Proceedings of the MRS Fall Meeting, Boston, MA, November, 2001.

 - D. M. Bubb, B. Toftmann, R. F. Haglund, Jr., J. S. Horwitz, M. R. Papantonakis, R. A. McGill, P. W. Wu, and D. B. Chrisey, “Resonant Infrared Pulsed Laser Deposition of Thin Biodegradable Polymer Films”, Applied Physics A, 74, (2002) 123-125.

- A. Piqué, D.W. Weir, P.K. Wu, B. Pratap, C.B. Arnold, B.R. Ringeisen, R.A. McGill, R.C.Y. Auyeung, R.A. Kant, and D.B. Chrisey, “Direct-Write of Sensor Devices by a Laser Forward Transfer Technique”, Proceedings of the SPIE’s LASER’2002, San Jose, CA. Invited

- A. Piqué, P. Wu, B. R. Ringeisen, D. M. Bubb, J. S. Melinger, R. A. McGill and D. B. Chrisey, “Processing of Functional Polymers and Organic Thin Films by the Matrix Assisted Pulsed Laser Evaporation (MAPLE) Technique”, accepted for publication, Applied Surface Science.

- D. M. Bubb, B. R. Ringeisen, J. H. Callahan, M. Galicia, A. Vertes, J. S. Horwitz, R. A. McGill, E. J. Houser, P.K. Wu, A. Piqué and D. B. Chrisey, “Vapor Depostion of Intact Polyethylene Glycol Thin Films”, Applied Physics A 73, (2001) 121-3.

- D. M. Bubb, P.K. Wu, J. S. Horwitz, J. H. Callahan, M. Galicia, A. Vertes, R. A. McGill, E. J. Houser and D. B. Chrisey, "The Effect of the Matrix on Film Properties in Matrix-Assisted Pulsed Laser Evaporation", J. Appl. Phys., Sept. 2001.

- P.K. Wu, B.R. Ringeisen, J. Callahan, M. Brooks, D.M. Bubb, H.D. Wu, A. Piqué, B. Spargo, R.A. McGill, and D.B. Chrisey, "The Deposition, Structure, Pattern Deposition, and Activity of Biomaterial Thin-Films by Matrix-Assisted Pulsed-Laser Evaporation (MAPLE) and MAPLE Direct Write", Thin Solid Films, 398-399 (2001) 607-614.  Invited

- D. M. Bubb, R. A. McGill, J. S. Horwitz, J. M. Fitz-Gerald, E. J. Houser, P. K. Wu, B. R. Ringeisen, A. Piqué, R. Stroud and D. B. Chrisey, “Laser-Based Processing of Polymer Nanocomposites for Chemical Sensing Applications”, J. of App. Phys. 89 (2001) 5739-5746.

- B.R. Ringeisen, D.B. Chrisey, A. Piqué, D. Krizman, M. Brooks, R.C.Y. Auyeung, P. Wu, B. Spargo, "Direct Write Technology as a Tool to Form Patterns of Living Cells and Active Biomolecules", American Biotechnology Laboratory, May 2001. Invited

- P.K. Wu, B.R. Ringeisen, D.M. Bubb, E.J. Houser, A. Piqué, R.A. McGill, and D.B. Chrisey, "A Time-of-Flight Study of the Ionic and Neutral Particles Produced by Pulsed Laser Ablation of Frozen Glycerol", J. of Appl. Phys., Oct. 2001.

- B.M. Bubb, B.R. Ringeisen, J.H. Callahan, M. Galicia, A.  Vertes, J.S. Horwitz, R. A. McGill, E.J. Houser, P.K. Wu, A. Pique and D.B. Chrisey, "Vapor Deposition of Intact Polyethylene Glycol Thin Films", Applied Physics A, 2001.

- B.R. Ringeisen, J. Callahan, P.K. Wu, A. Pique, B. Spargo, R.A. McGill, M. Bucaro, H. Kim, D.M. Bubb, and D.B. Chrisey, "Novel Laser-Based Deposition of Active Protein Thin Films", Langmuir, 17 (10), 2001.

- P. K. Wu, J. Fitz-Gerald, A. Pique, D.B. Chrisey, and R.A. McGill, “Deposition of Nanotubes and Nanotube Composites using Matrix-Assisted Pulsed Laser Deposition.,” Mat. Res. Soc. Symp. Proc., 617 (2000) j2.3.

- P.K. Wu and T.-M. Lu, “Chemical Structure Determination, Modeling, and Adhesion Enhancement of Metal-Polymer Interfaces”, in Metallized Plastices 7: Fundamental and Applied Aspects, ed. K.L. Mittal, VSP, Utrecht, (2001). Invited

- D.B. Chrisey, A.Pique, R.C.Y. Auyeung, R.A. McGill,  R. Chung, S. Lakeou, P.K. Wu, J.Fitz-Gerald, H.D. Wu, and M. Duignan, “A New Approach to Laser Direct Writing Active and Passive Mesoscopic Circuit Elements”, Surface Engineering : Science and Technology I, Proceeding of Symposium, TMS Annual Meeting, Minerals, Metals, and Materials Society, Warrendale, PA, p. 143-54, 1999. Invited

- A.Pique, D.B. Chrisey, R.C.Y. Auyeung, J.Fitz-Gerald, H.D. Wu, R.A. McGill, S. Lakeou, P.K. Wu, and M. Duignan, “A Novel Laser Transfer Process for Direct Writing of Electronic and Sensor Materials”,
Proceeding COLA’99 conference, July 19-23, Goettingen, Germany, 1999. Invited

- A.Pique, D.B. Chrisey, R.C.Y. Auyeung, S. Lakeou, R. Chung, , R.A. McGill, P.K. Wu, M. Duignan,  J.Fitz-Gerald, and H.D. Wu, “Laser Direct Writing of Circuit Elements and Sensors”, Proceedings of the SPIE, The International Society for Optical Engineering, 3618, 330-9, 1999. Invited

- R.L. MceVoy, S. Krause, and P.K. Wu, "Surface Characterizatio of Ethylene-Vinyl Acetate (EVA) and Ethylene-Acrylic Acid (EAA) Copolymers using XPS and AFM", Polymer, 39 (21), 5223-5239, 1998.

- P.K. Wu and T.-M. Lu, "Metal/Polymer Enhancement by Reactive Ion-Assisted Interface Bonding and Mixing", Appl. Phy. Lett., 71 (18), 2710, November, 1997.

-P.K. Wu, G.-R. Yang, L. You, D. Mathur, A. Cocoziello, C.-I. Lang, J.A. Moore, T.-M. Lu, and H. Bakru, "Deposition of High Purity Parylene-F Using Low-Pressure Low-Temperature Chemical-Vapor-Deposition", J. of Electr. Mat., 26 (8), 963, 1997.

-P.K. Wu, S. Dabral, G.-R. Yang, B. Gittleman, C. Li, J.F. McDonald, and T.-M. Lu, "Metal/Polymer Interface Adhesion by Partially Ionized Beam Deposition.", J. of Appl. Phys., 80 (10), 5759, 1996.

-P.K. Wu, "Defects in Sputter Deposited MgO Films as Capping Layer for Depositing High-Temperature Superconducting Films on GaAs.", Air Force Summer Research Program Reports, Air Force Office of Scientific Research, Research and Development Laboratories, 1995.

-P.K. Wu, "XPS study of Buried Metal/Polymer and Polymer/Metal Interface", in Low-Dielectric constant Materials - synthesis and applications in Microelectronics, eds. T.-M. Lu, S.P. Murarka, T.S. Kuan, and C.H. Ting, Materials Research Society Symposium Proceedings, Vol. 381., PA, 1995.

-P.K. Wu, G.-R. Yang, X.-F. Ma, A. Cococziela, and T.-M. Lu, "Structural and Electro-Optical Investigation of a Chromophore-Polymer Composite Thin Film by Vapor Deposition.", J. of Appl. Phys., 77 (6), 2258, 1995.

-P.K. Wu, G.-R. Yang, J.F. McDonald, and T.-M. Lu, "Surface Reaction and Stability of Parylene N and F Thin Films at Elevated Temperature.", J. of Electronic Materials, 24 (1), 53, 1995.

-P.K. Wu, G.-R. Yang, X.F. Ma, and T.-M. Lu, "Interaction of Amorphous Fluoropolymer with Metal", Appl. Phys. Lett., 65 (4), 508, July 1994.

-G.-R. Yang, X. F. Ma, W. Chen, L. You, P.K. Wu, J.F. McDonald, and T.-M. Lu, "Vacuum Deposition of Nonlinear Chromophore-polymer Composite Thin Films", App. Phys. Lett., 64 (5), 533, 1994.

-P.K. Wu, L.E. Borst, D.J. Duquette, and J.B. Hudson, "Interfacial Reaction between a Sputter Deposited MoSi2 Film and its Oxidation Product on Al2O3 at 1300 C in air." in Mechanism of Thin Film Evolution, eds. S. M. Yalisove, C.V. Thompson, and D.J. Eaglesham, Mat. Res. Soc. Proc., 1994.

-M. Cook, P.K. Wu, W. Hillig, and J.B. Hudson, "Deposition and Properties of AlN films Prepared by LPCVD with a Metalorganic Precursor.", in Metal-Organic Chemical Vapor Deposition of Electronic Ceramics, eds. S.B. Desu, B.W. Wessels, D.B. Beach, and S. Gokoglu, Mat. Res. Soc. Proc., 1994.

-L. You, G.-R. Yang, T.-M. Lu, C.-I. Lang, J.A. Moore, P. K. Wu, and J.F. McDonald, "Vapor Deposition of Parylene-F by Pyrolysis of Dibromotetrafluoro-p-xylene.", J. of Vacuum Science and Technology, 11 (6), 3047, November/December, 1993.

-P.K. Wu and J.B. Hudson, "Accurate Determination of Delay Time and Length-of-Flight for a Modulated Molecular Beam Time-of-Flight Apparatus.", J. of Vacuum Science and Technology, 11 (5), Sep./Oct. 1993.

-K.E. Johnson, P.K. Wu, M. Sanders, and T. Engel, "The Mesoscopic and Microscopic Structural Consequences from Decomposition and Desorption of Ultrathin Oxide Layers on Si(100) Studied by Scanning Tunneling Microscopy.", Surface Science, 290, 213-231, 1993.

-X.-M. Wu, P.K. Wu, T.-M. Lu, and E.J. Rymaszewski, "Reactive DC Sputtering Deposition of Low Temperature Tantalum Oxide Thin Films.", App. Phys. Lett. 62 (25) June, 1992.

-L. You, G.-R. Yang, C.-I. Lang, P.K. Wu, T.-M. Lu, J.A. Moore, and J.F. McDonald, "Vapor Deposition of Parylene Films From Precursors", in Chemical Perspectives of Microelectronic Materials III, eds. C.R. Abernathy, C.W. Bates Jr., D.A. Bohling, and W.S. Hobson, Mat. Res. Soc. Proc., 1992. B.G. Todd, J.B.

-Hudson, and P.K. Wu, "Decomposition of Tetraethoxysilane (TEOS) on an SiO2 Surface Using a Molecular Beam of TEOS", in Chemical Perspectives of Microelectronic Materials III, eds. C.R. Abernathy, C.W. Bates Jr., D.A. Bohling, and W.S. Hobson, Mat. Res. Soc. Proc., 1992.

-P.K. Wu, "Auger Electron Spectroscopy (AES) and Low-Energy-Electron Diffraction (LEED) for Surface Analysis.", Proceedings of the International Workshop on the Applications of Surface Analysis Techniques, eds., C.F. Ng, T.B. Tang, S.Y. Lai, K.W. Cheng, P.K. Lim, Z.Y. Wang, and P.K.Wu, The Commercial Press (H.K.) Ltd., Hong Kong (1990).

-P.K. Wu, M.C. Tringides, and M.G. Lagally, "Ordering Kinetics of a Chemisorbed Overlayer: O/W(110).", Phys. Rev. B, 39 11 (1989) 7595.

-M.C. Tringides, P.K. Wu, and M.G. Lagally, "Ordering Kinetics of a Chemisorbed Overlayer: W(110)p(2x1)-O.", Phys. Rev. Lett., 59 (1987) 315.

-M.C. Tringides, P.K. Wu, W. Moritz, and M.G. Lagally, Ber. Bunsenges. Phys. Chem., 90 (1986) 373.

-D. Saloner, P.K. Wu, and M.G. Lagally, "Two-Dimensional Overlayer Growth: Island Separation Distributions", J. of Vacuum Science and Technology, A3 (3) May/June (1985).

-P.K. Wu, J.H. Perepezko, J.T. McKinney, and M.G. Lagally, "Dynamics of Two-Dimensional Ordering of an Overlayer with Four-Fold Degenerate Ground State W(110)p(2x1)-O", Phys. Rev. Lett., 51, (1983) 1577.


Presentations

- A. Piqué, D.W. Weir, P.K. Wu, B. Pratap, C.B. Arnold, B.R. Ringeisen, R.A. McGill, R.C.Y. Auyeung, R.A. Kant, and D.B. Chrisey, “Direct-Write of Sensor Devices by a Laser Forward Transfer Technique”, SPIE’s LASE’2002, San Jose, CA, 2002.

- P.K. Wu, B.R. Ringeisen, J. Callahan, M. Brooks, D.M. Bubb, H.D. Wu, A. Piqué, B. Spargo, R.A. McGill, and D.B. Chrisey, "The Deposition, Structure, Pattern Deposition, and Activity of Biomaterial Thin-Films by Matrix-Assisted Pulsed-Laser Evaporation (MAPLE) and MAPLE Direct Write", International Conference on Metallurgical Coatings and Thin Films, San Diego, CA. April 30 - May 4, 2001.  Invited.

- P.K. Wu, J. Fitz-Gerald, A. Piqué, D.B. Chrisey, and R.A. McGill, “Deposition of Nanotubes and Nanotube Composites Using Matrix-assisted Pulsed Laser Deposition”, Materials Research Society Spring Meeting, San Francisco, CA.

-  J.M. Fitz-Gerald, A. Piqué, R.C.Y. Auyeung, D.B. Chrisey, R.A. McGill, P. Wu1, R. Chung, S. Lakeou, M. Duignan, T. Kodas, “Deposition Characteristics and Fabrication of Mesoscopic Conformal Electronic Devices by the MAPLE Direct Write Approach”, Materials Research Society Spring Meeting, San Francisco, CA. Invited.

-  A. Piqué, P.K. Wu*, J. Fitz-Gerald, D.B. Chrisey, R.A. McGill, V. Nguyen†, J. H. Callahan, B.J. Spargo and M.A. Bucaro, “Advances in the Growth of Organic Thin Films Using the Matrix Assisted Pulsed Laser Evaporation (MAPLE) Technique” Materials Research Society Spring Meeting, San Francisco, CA.  Invited.

- Peter K. Wu and Toh-Ming Lu, “Chemical Structure Determination, Modeling, and Adhesion Enhancement of Metal/Polymer Interfaces”, Seventh International Conference on Metallized Plastics: Fundamental and Applied Aspects, MST conferences, Newark, NJ. Dec. 1999.  Invited

- A.Pique, D.B. Chrisey, R.C.Y. Auyeung, J.Fitz-Gerald, H.D. Wu, R.A. McGill, S. Lakeou, P.K. Wu, and
M. Duignan, “A Novel Laser Transfer Process for Direct Writing of Electronic and Sensor Materials,” COLA’99, July 19-23, Goettingen, Germany, 1999. Invited.

- D.B. Chrisey, A. Piqué, R.C.Y. Auyeung, R.A. McGill, R. Chung, S. Lakeou, P. Wu, and M. Duignan, “A New Approach to Laser Direct Writing Active and Passive Circuit Mesoscopic Circuit Elements”, TMS Annual Meeting, San Diego, CA, Feb 28 - March 4, 1999. Invited.

- J.M. Fitz-Gerald, A. Piqué;, R.C.Y. Auyeung, D.B. Chrisey, R.A. McGill,  P. Wu2, R. Chung, S. Lakeou, M. Duignan, “Laser Induced Forward Transfer of Powders”, Am. Phy. Soc. Meeting, Atlanta, GA, March 20-26, 1999.

- A.Piqué, D.B. Chrisey, R.C.Y. Auyeung, S. Lakeou, R. Chung, R.A. McGill, P.K. Wu  and W. Warren, “Laser Direct Writing of Active and Passive Circuit Elements”, Laser Applications in Microelectronic and Optoelectronic Manufacturing IV, San Jose, CA, January 1999. Invited.

- N. Hall and P.K. Wu, “Generation, Extraction, and Identification of Fullerines,” Pacific University, April 18, 1998.

-P.K. Wu, Science Faculty Seminar, Southern Oregon State College, "Making a switch", Jan., 1996.

-Y.D. Li, A. Drehman, P. Wu, P. Yip, J. Horrigan, R. Andrews, D. Bliss, "Integration of High-Temperature superconductors: Processing, Characterization, and Applications", Fall Meeting of the Materials Research Society, 1995.

-P.K. Wu, M. Cook, N. Patibandla, W. Hillig, and J.B. Hudson, "Deposition and Properties of AlN films by Low Pressure Chemical Vapor Deposition with a Metalorganic Precursor.", Fall Meeting of the Mat. Res. Soc., Boston, MASS, 1993.

-P.K. Wu, L.E. Borst, D.J. Duquette, and J.B. Hudson, "Interfacial Reaction Between Sputter Deposited MoSi2 Film on Al2O3 at Temperatures Ranging from 1200 C to 1300 C.", Fall Meeting of the Mat. Res. Soc., Boston, MASS, 1993.

-P.K. Wu, M. Cook, W.B. Hillig, and J.B. Hudson, "Formation of AlN Coatings by Low Pressure Chemical Vapor Deposition from a Single Component Organometallic Precursor", 18th Annual Conf. on Composites and Advanced Ceramics, Cocoa Beach, Fl. 1994.

-R. McEvoy, S. Krause, and P.K. Wu, "Ethylene-co-Vinyl Acetate at Air Surfaces", American Physical Society Meeting, Seattle, WA. March 22-26, 1993.

-B.-X. Sun, P.K. Wu, and J.B. Hudson, "Interfacial Reactions at Titanium Alloy-Aluminum Oxide Interfaces.", Materials Research Society, Fall Meeting, Boston, 1992.

-L. You, G.-R. Yang, C.-I. Lang, P.K. Wu, T.-M. Lu, J.A. Moore, and J.F. McDonald, "Vapor Deposition of Parylene Films From Precursors", Materials Research Society, Fall Meeting, 1992.

-B.G. Todd, J.B. Hudson, and P.K. Wu, "Decomposition of Tetraethoxysilane (TEOS) on an SiO2 Surface Using a Molecular Beam of TEOS", Materials Research Society, Fall Meeting, 1992.

-B.-X. Sun, P.K. Wu, and J.B. Hudson, "Interfacial Reactions at Titanium Alloy-Aluminum Oxide Interfaces", American Vacuum Society, Chicago, November 1992.

-P.K. Wu, B.-X. Sun, and J.B. Hudson, "The Kinetics and Control of Interfacial Reaction of Titanium and Titanium-Aluminum alloy with Alumina.", The Physics and Chemistry of Metal/Oxide Interfaces Symposium, Rutgers University, New Jersey, September 1992.

-K. Johnson, Y.K. Sun, P. Wu, D. Bonser, M. Sander, T. Engel, "Thermal Decompositon of Utlrathin Oxide Layers on Si(100)", American Vacuum Society, 39th National Symposium, 1992.

-K. Johnson, P.K. Wu, M. Sander and T. Engel, "Structural Studies of the Decomposition and Desorption Mechanism of Ultra-Thin Oxide on Si(100)", American Vacuum Society, Pacific Northwest Chapter Symposium, Vancouver, Washington. September 1991.

-P.K. Wu, "Kinetics of Surface Ordering:O/W(110)", Colloquium, Physics Department, Hong Kong University, Hong Kong. (1990).

-M.C. Tringides, P.K. Wu, and M.G. Lagally, "Growth Kinetics in W(110)p(2x1)-O", Bulletin of the American Physical Society, 31 3 (1986) 373.

-L.H. Zhao, P.K. Wu, T.M. Lu, and M.G. Lagally, "Direct Determination of the Island Size Distribution of Parallelogram-Shaped Islands.",  Proceedings of the Second International Conference on Solid Film and Surfaces, June 1983.

-M.C. Tringides, P.K. Wu, and M.G. Lagally, "Scaling in the Ordering Kinetics of a Chemisorption System: O/W(110).", 33rd National symposium of the American Vacuum Society, Baltimore, 1986. 



Research Experience

  • Materials systems:
    - Biomaterials
            polymers: PEG, phospholipid polymer, dextran, PLA, PGA, PLGA
            proteins: antigens, enzyme, anitbody
            eucaryotic cells: osteoblast, Chinese hamster ovary, pluripotent mouse cell. 
    - Electronics materials
            Si, GaAs, Sapphire, low-dielectric constant polymers, and metal
            Teflon AF, Parylene, Cu, Al, etc.
    - High temperature composite
            MoSi2, AlN, Sapphire, SiC, NiAl
    - High temperature superconductors and buffering materials
            MgO, Y Ba1 Cu2 Ox
  • Materials processing:
    - Sputtering
    - e-beam and Thermal Evaporation
    - Chemical Vapor Deposition
    - Matrix Assited Pulsed Laser Evaporation
    - Pulsed Laser Deposition
  • Materials processing:
    - Sputtering
    - e-beam and Thermal Evaporation
    - Chemical Vapor Deposition
    - Matrix Assited Pulsed Laser Evaporation
    - Pulsed Laser Deposition