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Southern Oregon University

 

Panos J. Photinos

 


EDUCATION
1975, Ph.D., Physics, Kent State University, Kent, Ohio 44242

Thesis: Study of Smectic Liquid Crystals with Polarized Layers
Advisor: Prof. Alfred Saupe

1971, Diplome, Physics, National University of Athens, Greece.



PROFESSIONAL CAREER
1995-present
     Professor and Chair of Physics and Engineering, SOU
1990-95
    Associate Professor and Chair of Physics and Engineering, SOU
1989-90
    Assistant Professor of Physics and Engineering, SOU
1988-89
    Research Associate Professor of Chemistry, University of Pittsburgh
1980-88
    Research Associate, Liquid Crystal Institute, Kent State University
1979-80
    Research Fellow, Department of Physics St. Francis Xavier University, Antigonish, Nova Scotia, Canada
1976-79
    Research Fellow and Adjunct Assistant Professor of Physics Kent State University
1973-75
    Union Carbide Research Fellow Liquid Crystal Institute, Kent State University
1972-73
    Graduate Assistant and Teaching Fellow Department of Physics, Kent State University
1970-72
    Field Engineer, COBA Engineering Consultants West Macedonia Hydroelectric Projects, Greece

 

 

GUEST SCIENTIST
9/1991
    Visiting Scientist, Institute of Physics, University of Sao Paulo, Brazil
6/1991
    Visiting Scientist, Francis Bitter Lab Massachusetts Institute of Technology, Cambridge



GRANTS
    •     NSF Grant DMR-0137323, $222,068 with P. Wu and S. Abrahams (2002)
    •     Oregon University System ETIC and Intercal, $38,334 with P. Wu (2002)
    •     M. J. Murdock Partners in Science, $14,000 with S. Abrahams and P. Wu (2002)
    •     NSF-ILI Grant DUE-985 1616, $12,205 with D. Chapman (1998)
    •     NSF DMR 9708246, $165,436, with R. Nielson and S. Abrahams (1997)
    •     M. J. Murdock Trust, Grant 91056NOT ($53,500 for 1992-93)
    •     NSF-ILI, Grant USE9152587 ($17,329 for 1991-92)
    •     NASA Grant NSG2013 ($40,000 for 1977-78, with R. Madey as PI)
    •     DOE Grant ACO280ER10622 ($43,000 for 1980, with R. Madey as PI)

 

 

PUBLICATIONS (1990- )

Refereed Publications

Slow Relaxation Effects at the Second Order Nematic to Lamellar Smectic Phase Transition in Micellar Liquid Crystals, Physical Review 41A, 954-959 (1990)

Experimental Study of the Micellar Nematic Phase of MTAB, Physical Review 42A, 865-871 (1990)

Transport of Methane, Acetylene and Acetaldehyde through Activated Carbon, Separation Science and Technology 25, 659-671 (1990)

Experimental Study of the Micellar Nematic Phase of Tetradecyl Trimethyl Ammonium Bromide , Physical Review 42A, 865-871 (1990)

Measurement of Electric Conductivity and Reorientation Times for the Cesium Perfluoro Octanoate D2O Micellar System, Physical Review 43A, 2890-2896 (1991)

Pulsed Gradient NMR Study of Anisotropic Diffusion in the Cesium Perfluoro Octanoate D2O System, Liquid Crystals 9, 359-367 (1991)

Micellar Structures in Lyotropic Liquid Crystals, and Phase Transitions, Physica A 174, 195-207 (1991)

Conductance Measurement in the Micellar Nematic and Lamellar Smectic Phases of the CsPFO System at High Magnetic Fields, Physical Review 48E, 2792-2795 (1993)

Anchoring Properties of a Lyotropic Nematic Discotic CsPFO/water Mixture, Liquid Crystals 14, 837-842 (1993)

Fresnoite: A New Ferroelectric Mineral, Journal of Applied Physics 85, 2299-2303 (1999)

K2(NbO)2Si4O12: A New Ferroelectric, Journal of Applied Crystallography 32, 421-425 (1999)

Aminoguanidinium Hexafluorozirconate: A New Ferroelectric, Journal of Applied Crystallography,  34, 47-57 (2001)

Phase Transitions in K2Cr2O7 and Structural Redeterminations of Phase II, Acta Crystallographica,  B60, 705-715 (2004)

K2[HCr2AsO10] :Redetermination of Phase II and the Predicted Structure of Phase I, Acta Crystallographica,  C60, i113-i116 (2004)

Shear Banding Fluctuations and Nematic Order in Wormlike Micelles, Physical Review Letters,  93, 268302 (2004)  

Non-Refereed Publications

Phase Transitions in Complex Fluids P. Toledano and A.F. Neto, Eds (World Scientific Publishing, 1998) pp 173-195

Measurement of Physical Properties of Liquid Crystals, in Research Methods in Liquid Crystals,  S. Kumar Ed. (Cambridge University Press, 2001) pp 95-154

 

 

BOOK REVIEWS

Review of Ferroelectric Liquid Crystals by J. Goodby et al. appeared in Ferroelectrics 132, 323-325 (1992), and also in Condensed Matter News 2(1), 2930 (1993)

Review of Introduction to the Electronic Properties of Materials by David Jiles appeared in Ferroelectrics 163, 135-136 (1995)
 



PRESENTATIONS (1990- )


International Meetings

Experimental Investigation of the Nematic Liquid Crystal Phases of the Micellar System MTAB/Decanol/D2O, 13th International Liquid Crystal Conference, Vancouver, Canada, July 22-27, 1990

Measurements of Electric Conductance and Reorientation Times for the CsPFO/D2O System, 13th International Liquid Crystal Conference, Vancouver, Canada July 22-27, 1990

Anisotropic Surfactant Diffusion in the Smectic and Isotropic Phase of the CsPFO/D2O System Measured by Pulsed Gradient NMR, 13th International Liquid Crystal Conference, Vancouver, Canada July 22-27, 1990

Simultaneous Conductance and Birefringence Measurements in a Reorienting Nematic LiquidCrystal, 14th International Liquid Crystal Conference, Pisa, Italy June 21-26, 1992

Anchoring Properties of Lyotropic Nematic Discotic Mixtures, 14th International Liquid Crystal Conference, Pisa, Italy June 21-26, 1992

Thermotropic Main Chain Liquid Crystal Polymers with Laterally Attached Mesogenic Units , 16th International Liquid Crystal Conference, Kent, Ohio, June 24-18, 1996

Conductance versus Concentration Measurements in Micellar Systems, European Conference on Liquid Crystals, Crete, Greece, April 25-30, 1999

 

National Meetings

Pulsed Field Gradient NMR Study of the Anisotropic Surfactant Diffusion in the CsPFO/D2O System, American Physical Society Meeting, (Anaheim, March 1990)
Bull. Am. Phys. Soc., 35(6) 1353 (1990)

Conductance Measurement in the Micellar Nematic and Lamellar Smectic Phase in the CsPFO System at High Magnetic Fields , American Physical Society Meeting, (Seattle, March  1993) Bull. Am. Phys. Soc. 38, 535 (1993)

Magnetic Reorientation Measurements at a NearSecond Order NematicIsotropic Transition, Gordon Research Conference, Wolfeboro, N. H., June 1721, 1991

Measurements of Curing Rate and Switching Times of a Polymer Dispersed Liquid Crystal, Americam Physical Society Meeting, (St. Louis, March, 1996)  Bull. Am. Phys. Soc. 41(1) 344 (1996)

Fresnoite: A New Ferroelectric Mineral,  APS March Meeting (Los Angeles, 1998) Bull. Am.. Phys. Soc. 43, 416 (1998)

New Ferroelectric Aminoguanidinium Hexafluorozirconate, APS March Meeting
(Minneapolis, 2000) Bull. Am. Phys. Soc. 45, 678 (2000)

Phase Transitions and Ferroelectricity in Sodium Antimony Fluoride, APS March Meeting (Seattle, 2001)  


Regional Meetings

Dynamical Bragg Diffraction in Colloidal Crystals (invited speaker) Oregon Materials Science Symposium, Corvallis OR, May 19, 1990

High Resolution Measurements of Conductance Anisotropy and Director Reorientation Times in the CsPFO System, 46th NW Regional Meeting of the American Chemical Society, LaGrande, OR, June12-14, 1991

Phase Transitions between Uniaxial Nematic Liquid Crystals, Oregon Academy of Science, Monmouth OR, February, 1991

Optical Birefringence of Micellar Systems, Oregon Materials Science Symposium, Corvallis OR, May 11, 1991

Relaxation of Lyotropic Nematic Liquid Crystals from Birefringence and Conductance Measurements, Oregon Academy of Science, Salem OR, Feb. 22, 1992

Reorientation of Micellar Nematic films in Magnetic Fields, Oregon Materials Science Symposium, Oregon State University, May 9, 1992

Direct Measurement of the Critical Field of a Magnetic Induced Freedericksz Transition in a Micellar Nematic Film, Oregon Academy of Science, Linfield College, Feb. 27, 1993

Study of the Anisotropy of Thermotropic Nematic Liquid Crystal Films: Optical and Conductance Measurements, Oregon Academy of Science, Oregon State University, Feb. 26, 1994

Electro-Optical Properties of a Polymer Dispersed Liquid Crystal, Oregon Materials Science Symposium, Oregon State University, May 6, 1995

Preparation and Optical Response of Polymer Dispersed Liquid Crystal Films, Oregon Academy of Science, University of Oregon, March 2, 1996

Preparation and Structure of Newly-predicted Ferroelectrics, Oregon Academy of Science (Salem, 1999)

Characterization of New Ferroelectric Materials, Oregon Academy of Science (Salem, 1999)

Properties and Symmetry of Bi2CuO4, Oregon Academy of Science (Newberg, 2000)