Rahmi Ozisik

Rahmi Ozisik
Associate Professor
Materials Science and Engineering
+1-518-276-6786
  • 2008–present: Associate Professor, Materials Science and Engineering
    Rensselaer Polytechnic Institute, Troy, NY, USA.
  • 2010: Sabbatical appointment with Prof. Angel Garcia
    Rensselaer Polytechnic Institute, Troy, NY, USA.
  • 2010: Sabbatical appointment, School of Engineering and Architecture
    Yeditepe University, Istanbul, Turkey.
  • 2007: Visiting Scientist, Materials Science and Engineering
    Universidad Carlos III de Madrid, Madrid, Spain.
  • 2004: Visiting Scientist
    Los Alamos National Laboratory, Los Alamos, NM, USA.
  • 2002–2007: Assistant Professor, Materials Science and Engineering
    Rensselaer Polytechnic Institute, Troy, NY, USA.
  • 2001: Post Doctoral Research Associate, Institute of Polymer Science
    The University of Akron, Akron, OH, USA.
  • 2000–2001: Post Doctoral Research Associate, Institute of Polymers
    Swiss Federal Institute of Technology (ETH), Zurich, Switzerland.
  • 1996–1999: Research Assistant, Department of Polymer Science
    The University of Akron, Akron, OH, USA.
  • 1992–1996: Research Assistant, Department of Polymer Engineering
    The University of Akron, Akron, OH, USA.
  • 1990–1991: Teaching Assistant, Department of Mechanical Engineering
    Bogazici University, Istanbul, Turkey.

Education

Ph.D. Polymer Science, The University of Akron, Akron, Ohio, USA; 1999. M.S. Polymer Engineering, The University of Akron, Akron, Ohio, USA; 1996. B.S. Mechanical Engineering, Bogazici University, Istanbul, Turkey; 1990.

Focus Area

Computational Modeling and Simulations, Polymer nanocomposites, Polymer processing and characterization, Protein structure and dynamics, Supercritical fluid assisted processing

Selected Scholarly Works

W. Peng, R. Ranganathan, P. Keblinski, P. Akcora, R. Ozisik, “Control of Viscoelastic and Dynamic Properties of Polymer Nanocomposites via Grafted Chain Conformation” 2019, submitted for publication.

A. Llorente, B. Serrano, J. Baselga, G. Gedler, R. Ozisik “Jet milling as an alternative processing technique for preparing polysulfone hard nanocomposites” Adv. Mater. Sci Eng. 2019, (in print).

R. Ozisik, M. Cakmak, “Stress Optical Behavior and Structure Development in Melt Spun PEEK/PEI Blends” Int. Polym. Proc. 2018, 33, 425–434.

W. Peng, R. Ranganathan, P. Keblinski, R. Ozisik, “Viscoelastic and Dynamic Properties of Well-Mixed and Phase- Separated Binary Polymer Blends: A Molecular Dynamics Simulation Study” Macromolecules 2017, 50, 6293–6302.

M. Seyhan, U.E. Yarar, S. Bucak, D. Rende, W. Kucharczyk, K. Rickard, N. Baysal, R. Ozisik, “Interfacial Surfactant Competition and its Impact on PEO/Au and PEO/Ag Nanocomposite Properties” Nanotechnology, Science and Applications 2017, 10, 60–77.

J. Pena-Bahamonde, V. San Miguel, H.N. Nguyen, R. Ozisik, D.F. Rodrigues, J.C. Cabanelas, ”Functionalization of reduced graphene oxide with polysulfone brushes enhance antibacterial properties and reduce human cytotoxicity” Carbon 2017, 111, 258–268.

M. Erginer, A. Akcay, B. Coskunkan, T. Morova, D. Rende, S. Bucak, N. Baysal, R. Ozisik, M.S. Eroglu, M. Agirbasli, E.T. Oner, “Sulfated levan from Halomonas smyrnensis as a bioactive, heparin-mimetic glycan for cardiac tissue engineering applications” Carbohydrate Polymers 2016, 149, 289–296.

R. Ranganathan, R. Ozisik, P. Keblinski, “Viscoelastic damping in crystalline composites: A molecular dynamics study” Composites Part B 2016, 93, 273–279.

G. Gedler, M. Antunes, J.I. Velasco, R. Ozisik, “Effects of graphene concentration, relative density and cellular morphology on the thermal conductivity of polycarbonate-graphene nanocomposite foams” Euro. Polym. J. 2016, 75, 190–199.

G. Gedler, M. Antunes, J.I. Velasco, R. Ozisik, “Enhanced electromagnetic interference shielding effectiveness of polycarbonate/graphene nanocomposites foamed via 1-step supercritical carbon dioxide process” Materials and Design 2016, 90, 906–914.

A. Llorente, B. Serrano, J. Baselga, G. Gedler, R. Ozisik, “Nanoindentation and wear behavior of thermally stable biocompatible polysulfone-alumina nanocomposites” RSC Advances 2016, 6, 100239–100247.

G. Gedler, M. Antunes, J.I. Velasco, R. Ozisik, “Electromagnetic shielding effectiveness of polycarbonate/graphene nanocomposite foams processed in 2-steps with supercritical carbon dioxide” Materials Lett. 2015, 160, 41–44.

L. Ren, R. Ozisik, S.P. Kotha, P.T. Underhill, “Highly Efficient Fabrication of Polymer Nanofiber Assembly by Centrifugal Jet Spinning: Process and Characterization” Macromolecules 2015, 48, 2593–2602.

A. Takhulee, R. Ozisik, V. Vao-soongnern, “Monte Carlo simulation of the structure of mono- and bidisperse polyethylene nanocomposites” Ch. J. Polym. Sci. 2015, 2, 275–283.

C. Antonelli, B. Serrano, J. Baselga, R. Ozisik, J.C. Cabanelas, “Interfacial characterization of epoxy/silica nanocomposites measured by fluorescence” European Polym. J. 2015, 62, 31–42.

J. Zheng, R. Ozisik, R.W. Siegel, “Block Coploymer and Nanofiller Composites”, U.S. Patent 8,974,915; March 10, 2015.

L. Ren, R. Ozisik, S. Kotha. “Rapid and efficient fabrication of multilevel structured silica micro-/nanofibers by centrifugal jet spinning” J. Colloid Interface Sci. 2014, 425, 136–142.

L. Ren, K. Pashayi, H. R. Fard, S. H. Kotha, T. Borca-Tasciuc, R. Ozisik, “Engineering the coefficient of thermal expansion and thermal conductivity of polymers filled with high aspect ratio silica nanofibers,” Composites: Part B 2014, 58, 527–527.

L. Ren, K. Pashayi, H. R. Fard, S. H. Kotha, T. Borca-Tasciuc, R. Ozisik, “Engineering the coefficient of thermal expansion and thermal conductivity of polymers filled with high aspect ratio silica nanofibers,” Composites: Part B 2014, 58, 228–234.

L. Ren, T.J. Simmons, F.Y. Lu, R. Ozisik, S. Kotha “Template free and large-scale fabrication of silica nanotubes with centrifugal jet spinning” Chemical Eng. J. 2014, 254, 39–45.

N. Hoda, L. Budama, B. A. Çakır, Ö. Topel, R. Ozisik, “Fabrication of platinum nanoparticles in aqueous solution and solid phase using amphiphilic PB-b-PEO copolymer nanoreactors” Mater. Res. Bull. 2013, 48, 3183–3188.

D. Rende, L.S. Schadler, R. Ozisik, “Controlling foam morphology of poly(methyl methacrylate) via surface chemistry and concentration of silica nanoparticles and supercritical carbon dioxide process parameters” J. Chem. 2013, 864926.

(Invited Feature Article) L. Chen, D. Rende, L. S. Schadler, R. Ozisik “Polymer nanocomposite foams,” J. Mater. Chem. A 2013, 1, 3837–3850.

D. Rende, L. Ozgur, N. Baysal, R. Ozisik, “A computational study on carbon dioxide storage in single walled carbon nanotubes” J. Comput. Theoretical Nanoscience 2012, 9, 1658-1666.

Y. Yuan, D. Rende, C. Altan, S. Bucak, R. Ozisik, D.-A. Borca-Tasciuc, “Effect of Surface Modification on Magnetization of Iron Oxide Nanoparticle Colloids” Langmuir 2012, 28, 13051-13059.

K. Goren, O. B. Okan, L. Chen, L. S. Schadler, R. Ozisik, “Supercritical carbon dioxide assisted dispersion and distribution of silica nanoparticles in polymers” J. Supercritical Fluids 2012, 67, 108-113.

L. Chen, B. K. Goren, R. Ozisik, L. S. Schadler, “Controlling bubble density in MWNT/polymer nanocomposite foams by MWNT surface modification” Composites Science and Technology 2012, 72, 190-196.

L. Chen, L. S. Schadler, R. Ozisik, “An experimental and theoretical investigation of the compressive properties of multi-walled carbon nanotube/poly(methyl methacrylate) nanocomposite foams” Polymer 2011, 52, 2899-2909.

F. Yavari, H. R. Fard, K. Pashayi, M. A. Rafiee, A. Zamiri, Z. Z. Yu, R. Ozisik, T. Borca-Tasciuc, N. Koratkar, “Enhanced Thermal Conductivity in a Nanostructured Phase Change Composite due to Low Concentration Graphene Additives” J. Phys. Chem. C 2011, 115, 8753-8758.

K. Parker, R. T. Schneider, R. W. Siegel, R. Ozisik, J. C. Cabanelas, B. Serrano, C. Antonelli, J. Baselga, “Molecular probe technique for determining local thermal transitions: The glass transition at silica/PMMA nanocomposites” Polymer 2010, 51, 4891-4898.

G. Subramanian, R. Ozisik, “Simultaneous Estimation of the Phase Content and Lamellar Thickness in Isotactic Polypropylene by the Simulated Annealing of Wide-Angle X-Ray Scattering Data” J. Appl. Polym. Sci. 2010, 117, 2386-2394.

L. Chen, L. S. Schadler, R. Ozisik, “The influence of carbon nanotube aspect ratio on the bubble densities of polymer/carbon nanotube composite foams” Polymer 2010 51, 2368-2375.

D. Rende, N. Baysal, R. Ozisik, “Carbon dioxide sequestration by carbon nanotubes: Application of graph theoretical approach” Computational Materials Science 2010 48, 402-408.

B. K. Goren, L. Chen, L. S. Schadler, R. Ozisik, “Influence of nanoparticle surface chemistry and size on supercritical carbon dioxide processed nanocomposite foam morphology” J. Supercritical Fluids 2010, 51, 420-427.

T. Liu, R. W. Siegel, R. Ozisik, “The effect of confinement in nanoporous polymers on the glass transition temperature” Polymer 2010, 51, 540-546.

S. Shenogin, N. Raravikar, R. Ozisik, P. Keblinski, “Using vibrational mode analysis for predicting the coefficient of thermal expansion of amorphous polymers” J. Polym. Sci., Part B: Polym. Phys. 2009, 47, 2114–2121.

C. Calebrese, L. S. Schadler, R. Ozisik, N. Eichenlaub, “Increase in Ross Flex Life of Polyurethane Elastomer with the addition of Montmorillonite Clays” J. Nanostructured Polymers and Nanocomposites 2008, 4, 45-53.

C. J. O'Brien, W. Yang, A. Lupulescu, R. Ozisik, “VisiMat–Educational Tool for Multicomponent Diffusion in 2 and 3 Dimensions” Defect and Diffusion 2007, 266, 199-207.

X. Chen, R. Ozisik, S. Kumar, P. Choi “Influence of stereoerrors on the formation of helices during early stage crystallization of isotactic polyproyplene” J. Polym. Sci., Part B: Polym. Phys. 2007, 45, 3349-3360.

K. Yang, R. Ozisik “Novel route to nanoparticle dispersion using supercritical carbon dioxide” J. Supercritical Fluids 2007, 43, 515-523.

T. Liu, R. Ozisik, R. W. Siegel “Phase separation and surface morphology of spin-coated films of polyetherimide/polycaprolactone immiscible polymer blends” Thin Solid Films 2007, 515, 2965-2973.

X. Chen, S. K. Kumar, R. Ozisik “Monte Carlo simulations of the crystallization of isotactic polypropylene” J. Polym. Sci., Part B: Polym. Phys. 2006, 44, 3453-3460.

T. Liu, R. Ozisik, R. W. Siegel “Pore structure and glass transition temperature of nanoporous poly(ether imide)” J. Polym. Sci., Part B: Polym. Phys. 2006, 44, 3546-3552.

J. Zheng, R. Ozisik, R. W. Siegel “Phase separation and mechanical responses of polyurethane nanocomposites” Polymer 2006, 47, 7786-7794.

P. J. Dionne, C. R. Picu, R. Ozisik “Adsorption and desorption dynamics of linear polymer chains to spherical nanoparticles: A Monte Carlo investigation” Macromolecules 2006, 39, 3089-3092.

K. Yang, R. Ozisik “Effects of processing parameters on the preparation of nylon 6 nanocomposites” Polymer 2006, 47, 2849-2855.

(Editorial) C. Y. Ryu, R. Ozisik “Introduction” J. Polym. Sci., Part B: Polym. Phys. 2006, 44, 3427-3428.

J. Zheng, R. Ozisik, R. W. Siegel “Disruption of self-assembly and altered mechanical behavior in polyurethane/zinc oxide nanocomposites” Polymer 2005, 46, 10873-10882.

P. J. Dionne, R. Ozisik, C. R. Picu “Structure and dynamics of polyethylene nanocomposites” Macromolecules 2005, 38, 9351-9358.

R. Ozisik, J. Zheng, P. Dionne, C. Picu, E. von Meerwall “NMR relaxation and pulsed-gradient diffusion study of polyethylene nanocomposites” J. Chem. Phys. 2005, 123, 134901.

S. Shenogin, R. Ozisik “Deformation of glassy polycarbonate and polystyrene: the influence of chemical structure and local environment” Polymer 2005, 46, 4397-4404.

S. Shenogin, R. Ozisik “Simulation of plastic deformation in glassy polymers: atomistic and mesoscale approaches” J. Polym. Sci., Part B: Polym. Phys. 2005, 43, 994-1004.

S. Shenogin, A. Bodapati, L. Xue, R. Ozisik, P. Keblinski “Effect of chemical functionalization on thermal transport of carbon nanotube composites“ Appl. Phys. Lett. 2004, 85, 2229-2231.

S. Shenogin, L. Xue, R. Ozisik, P. Keblinski, D. G. Cahill “Role of thermal boundary resistance on the heat flow in carbon-nanotube composites” J. Appl. Phys. 2004, 95, 8136-8144.

S.-Y. Park, H. Koerner, S. Putthanarat, R. Ozisik, S. Juhl, B. L. Farmer and R. K. Eby “Structure of poly ( p-phenylenebenzobisoxazole) (PBZO) and poly (p-phenylenebenzobisthiazole) (PBZT) for proton exchange membranes (PEMs) in fuel cells” Polymer 2003, 45, 49-59.

S. T. Huxtable, D. G. Cahill, S. Shenogin, L. Xue, R. Ozisik, P. Barone, M. Usrey, M. S. Strano, G. Siddons, M. Shim, P. Keblinski “Interfacial heat flow in carbon nanotube suspensions” Nature Materials 2003, 2, 731-734.

E. D. von Meerwall, R. Ozisik, W. L. Mattice, P. M. Pfister “Self-diffusion of linear and cyclic alkanes measured with pulsed-gradient spin-echo NMR” J. Chem. Phys. 2003, 118, 3867-3873.

R. Ozisik, E. D. von Meerwall, W. L. Mattice “Comparison of the diffusion coefficients of linear and cyclic alkanes” Polymer 2002, 43, 629-635.

V. Vao-soongern, R. Ozisik, W. L. Mattice “Monte Carlo simulation of the structures and dynamics of amorphous polyethylene nanoparticles” Macromol. Theo. Sim. 2001, 10, 553-563.

J. Jang, R. Ozisik, W. L. Mattice “A Monte Carlo simulation on the effects of chain end modification on freely standing thin films of amorphous polyethylene melts” Macromolecules 2000, 33, 7663-7671.

R. Ozisik, P. Doruker, W. L. Mattice, E. D. von Meerwall “Translational diffusion in Monte Carlo simulations of polymer melts: center of mass displacement vs. integrated velocity autocorrelation function” Comput. Theor. Polym. Sci. 2000, 10, 411-418.

E. D. von Meerwall, E. J. Feick, R. Ozisik, W. L. Mattice “Diffusion in binary liquid n-alkane and alkane-polyethylene blends” J. Chem. Phys. 1999, 111, 750-757.