Stefan Idziak

Stefan Idziak
Associate Professor, Associate Dean of Science, Computing and Co-operative Education, Undergraduate Advisor
Location: PHY 250
Phone: 519-888-4567

Biography

Stefan Idziak studies complex fluids using X-ray diffraction.

Research Interests

  • Complex fluids

  • Confinement

  • Synchrotron x-ray diffraction

  • Devices and Analytical Methods

Scholarly Research

Education

  • 1992 PhD Physics, University of Pennsylvania, Philadelphia, Pennsylvania, U.S.A.

  • 1986 BSc Physics, McGill University, Montréal, Québec, Canada

Awards

  • 2000 Premier's Research Excellence Award

Service

  • 2010 - present: Judge-in-chief, Waterloo Wellington Science and Engineering Fair

Professional Associations

  • 2007: Chair, Division of Condensed Matter and Materials Physics, Canadian Association of Physicists

  • 2003 - 2012: Secretary, Canadian Institute for Synchrotron Radiation

Affiliations and Volunteer Work

  • Associate Dean of Science, Special Projects

  • Centre for Bioengineering and Biotechnology

Teaching*

  • PHYS 105 - Introduction to Physics for Health Care Professions
    • Taught in 2025
  • PHYS 112 - Physics 2
    • Taught in 2020, 2021, 2022, 2023, 2024, 2025
  • SCI 206 - The Physics of How Things Work
    • Taught in 2020, 2021, 2022, 2023, 2024, 2025

* Only courses taught in the past 5 years are displayed.

Selected/Recent Publications

  • Mazzanti G, Guthrie SE, Sirota EB, et al. Orientation and phase transitions of fat crystals under shear CRYST GROWTH DES 3 (5): 721-725 SEP-OCT 2003

  • Welch SE, Stetzer MR, Hu G, et al. Intermembrane spacing and velocity profiling of a lamellar lyotropic complex fluid under flow using x-ray diffraction PHYS REV E 65 (6): Art. No. 061511 Part 1 JUN 2002

  • Idziak SHJ, Welch SE, Kisilak M, et al. Undulating membrane structure under mixed extensional-shear flow EUR PHYS J E 6 (2): 139-145 OCT 2001

  • Kisilak M, Anderson H, Babcock NS, et al. An x-ray extensional flow cell REV SCI INSTRUM 72 (11): 4305-4307 NOV 2001

  • Warriner HE, Keller SL, Idziak SHJ, et al. The influence of polymer molecular weight in lamellar gels based on PEG-lipids BIOPHYS J 75 (1): 272-293 JUL 1998

Patents

  • Marangoni, A.G., Idziak, S.H.J., Food Product, 2006. Canada and Brazil Patent Application.

  • Marangoni, A.G., Idziak, S.H.J., Food Product, 2005. U.S.A. and International Patent Application.

  • Marangoni, A.G., Idziak, S.H.J., 2005. Spreadable Food Product [US] Patent patent-number 20050249855, filed May 7, 2004 (issued, 2005).

  • Safinya, C.R., Warriner, H.E., Idziak, S.H.J., 2005. Lamellar Gels and Methods for Making and Regulating [US] Patent patent-number 6,899,895, filed January 4, 2001 (issued, 2005).

  • Safinya, C.R., Warriner, H.E., Idziak, S.H.J., 2005. Lamellar Gels and Methods for Making and Using [US] Patent patent-number 6,207,186, filed February 13, 1998 (issued, 2001).

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