Conference Publications

• Nicholas Wright, Byrechetti Kiranmai, Aaron McKee, and Hemali Rathnayake, "Electronically Active Bridged –Polysiloxane Nanoparticles: Synthesis, Characterization and Particle Morphology", Organic division, ACS Spring 2011.
• Joseph A Edge, Christopher Simouth and Hemali Rathnayake, "Flourescein isothiocyanate functionalized bridged-polysiloxane nanoparticles for imaging applications", Chemical Engineering division, ACS Spring 2011.
• Aaron McKee, Hemali Rathnayake; "Electronically Active Bridged –Polysiloxane Nanoparticles: Synthesis, Characterization and Particle Morphology", Kentucky Academy of Sciences 2010.
• Joseph A Edge, Christopher Simouth and Hemali Rathnayake, "Flourescein isothiocyanate functionalized bridged-polysiloxane nanoparticles for imaging applications", Kentucky Academy of Sciences 2010.
• Amar Patel and Hemali Rathnayake, "Poly-thiophene Derivatives Functionalized siloxane Nanohybrids: Synthesis, Characterization and Particle morphology", Kentucky Academy of Sciences 2010.
• Aaron McKeee, and Hemali Rathnayake, "Perylenediimide functionalized bridged-siloxane nanoparticles: Synthesis, Characterization and Particle morphology", Solar division, 2011 KY Renewable Energy & Energy Efficiency Workshop.
• Amar Patel and Hemali Rathnayake, "Poly-thiophene Derivatives Functionalized siloxane Nanohybrids: Synthesis, Characterization and Particle morphology", Solar division, 2011 KY Renewable Energy & Energy Efficiency Workshop.
• Christopher J. Simouth, Joseph A. Edge, Jenna Binion, and Hemali Rathnayake,"Fluorescein and FITC derivative functionalized silsesquioxane/bridge silsesquioxane nanoparticles: Synthesis, Characterization and Particle Morphology", PMSE Division, ACS Fall 2010.
• Christopher J. Simouth, Jenna Binion, and Hemali Rathnayake, "Fluorescein derivative functionalized silsesquioxane nanoparticles: Synthesis, Characterization and Particle Morphology", WKU Research Conference (2010).
• Aaron McKee, Hemali Rathnayake; "Design and Synthesis of Organic-Inorganic hybrid nanostructures for Organic Photovoltaics", Kentucky Academy of Sciences 2009.
• Hemali P. Rathnayake, Ravisubhash Tangirala, Qingling Zhang, Todd Emrick, "Aldol-group transfer polymerization for grafting from cadmium selinide nanoparticles", PMSE Preprint 2008.
• Hemali Rathnayake, Ali Cirpan, Paul M Lahti, Frank E Karasz, "Luminescecne of Fluorenes 2,7-Conjugatively Extended with 2-Pyrenylvinylene and 2-Pyrenylvinylene-4-Phenylenevinylene", 2006 MRS Fall Meeting.
• Hemali Rathnayake, Ali Cirpan, Paul M Lahti, Frank E Karasz, "The study of Structure property relationship and device performance of molecular 2,7-Bis(Phenylethenyl) fluorene derivatives and their blends", 15th Annual Research Symposium, Department of Chemistry, University of Massachusetts Amherst, September, 2005.
• Hemali Rathnayake, Ali Cirpan, Paul M Lahti, Frank E Karasz, "Monomer and excimer luminescence in bis(phenylethenyl)fluorene and bis(phenylethenyl)fluorenone derivatives" ACS 6th National Graduate Research Polymer Conference 2005.
• Ali Cirpan, Hemali P. Rathnayake, Paul M Lahti, Frank E Karasz, "Monomer and excimer luminescence in bis(phenylethenyl)fluorene and bis(phenylethenyl)fluorenone derivatives" Abstracts of Papers, 230th ACS National Meeting, Washington, DC, United States 2005.
• Hemali P. Rathnayake, Ali Cirpan, Paul M Lahti and Frank E Karasz, "Monomer and excimer luminescence in bis(phenylethenyl)fluorene and bis(phenylethenyl)fluorenone derivatives". PMSE Preprints 2005.
• Hemali Rathnayake and Paul M Lahti, "A Series of Colour Tuning Conjugated Oligomers through functional group modification", 14th Annual Research Symposium, Department of Chemistry, University of Massachusetts Amherst , April, 2004.
• Hemali Rathnayake and Paul M Lahti, "Segmented Chromophoric Copolymers and Model molecules, 6th International Symposium on Functional π electron Systems", Cornel University, Ithaca, New York, June, 2004.

Journal Publications

• Hemali Rathnayake,Nicholas Wright, Amar Patel, Jenna Binion, Louis E. McNamara, Debra Jo Scardinob and Nathan I. Hammer, "Synthesis and characterization of poly(3 hexylthiophene)-functionalized siloxane nanoparticles", Nanoscale, 2013, 5, 3212
• Hemali Rathnayake, Jenna Binion, Aaron McKee, Debra Jo Scardino, and Nathan Hammer, "Perylenediimide functionalized bridged-siloxane nanoparticles for bulk heterojunction organic photovoltaics", Nanoscale 2012, 4(15), 4631-4640.
• Christopher J. Simouth, Joseph A. Edge, Jenna Binion, and Hemali Rathnayake, "Fluorescein and FITC derivative functionalized silsesquioxane/bridge silsesquioxane nanoparticles: Synthesis, Characterization and Particle Morphology", PMSE Preprint 2010.
• Hemali P. Rathnayake, Todd Emrick, "Grafting-from nanoparticles using Aldol-Group Transfer Polymerization", Macromolecules 2008, 41(09), 2969-2971
• Hemali P. Rathnayake, Ali Cirpan, Michael Y. Odoi, Nathan I. Hammer, Michael D. Barnes, Frank E. Karasz,Paul M. Lahti, "Luminescence of Molecular and Block Copolymeric 2,7-Bis(phenylethenyl)-fluorenones: Identifying Green Band Emitter Sites in a Fluorenes Based Luminophore", Chem. Mater. 2007, 19(13), 3265-3270.
• Michael Y. Odoi, Nathan I Hammer, Hemali P. Rathnayake, Paul M. Lahti and Michael D. Barnes, "Single Molecular Studies of a Model Fluorenone", ChemPhysChem. 2007, 8(10), 1481-1486.
• Ali Cirpan, Hemali P. Rathnayake, Frank E. Karasz and Paul M. Lahti “Luminance studies and device performance of molecular 2,7-fluorene vinylene pyrene and 2,7- fluorene phenylene vinylene pyrene derivatives”, J. Mater. Chem. 2007, 17(29), 3030-3036.
• Hemali P. Rathnayake, Ali Cirpan, Zeynep Delen, Paul M. Lahti and Frank E. Karasz, "Optimizing OLED Efficacy of 2,7- Diconjugated 9,9-Dialkylfluorenes by Variation of Periphery Substitution and Conjugation Length", Adv.Func. Mater. 2007, 17(1), 115-122.
• Hemali P. Rathnayake, Ali Cirpan, Zeynep Delen, Paul M. Lahti and Frank E. Karasz, "Optimizing OLED Efficacy of 2,7- Diconjugated 9,9-Dialkylfluorenes by Variation of Periphery Substitution and Conjugation Length", Adv.Func. Mater. 2007, 17(1), 115-122.
• Ali Cirpan, Hemali P. Rathnayake, Gorkem Gunbas, Frank E. Karasz and Paul M. Lahti "New conjugated materials containing cyano substituents for light-emitting diodes", Synthetic Metals. 2006, 156, 282-286.
• Ali Cirpan, Hemali P. Rathnayake, Frank E. Karasz and Paul M. Lahti Electroluminance studies of molecular 2,7-phenylvinylenefluorene derivatives by extending the conjugation length, In Print.
• Hemali P. Rathnayake, Ali Cirpan, Paul M. Lahti and Frank E. Karasz "Monomer and Excimer Luminescence in 2,7-Bis(Phenylethenyl)fluorenone Derivatives:Molecular and Segmented Copolymer Properties", In Print.
• Hemali P. Rathnayake, Ali Cirpan, Paul M. Lahti and Frank E. Karasz "Monomer and Excimer Luminescence in 2,7-Bis(Phenylethenyl)fluorenone Derivatives:Molecular and Segmented Copolymer Properties", In Print.