Conferences

  1. S. Alkan, A. Cirpan, L. Toppare, Y. Hepuzer, Y. Yağcı “Conducting graft copolymers of 3-methyl thienyl methacrylate with pyrrole” APME’2001 (Advanced Polymers via Macromolecular Engineering).
  2. A. Cirpan L. Toppare, I. Cianga, Y. Yağcı “Synthesis and characterization of conducting copolymers of thiophene-3-yl acetic acid cholesteryl ester with pyrrole” National Congress of Chemistry 2001, Istanbul, Turkey.
  3. F. Yılmaz, Y. Hepuzer, Y. Yagci, A. Cirpan, L. Toppare “Yeni bir kontrollü serbest radikal polimerizasyon yöntemiyle vinil monomerlerinin blok kopolimer sentezlenmesi” National Congress of Chemistry 2002, Konya, Turkey.
  4. A.A. Argun, P.-H. Aubert, A. Cirpan, J. Hancock, J.R. Reynolds “Patterning of polymer-based electrochromic devices” 7th International Symposium on Polymers for Advanced Technologies 2003, Florida, USA.
  5. A.A. Argun, A. Cirpan, M. Berard, P.-H. Aubert, C.R.G. Grenier, J.R. Reynolds “Polymer electrochromic devices for fast switching windows and displays” Materials Research Society Fall Meeting 2003, Boston, MA, USA.
  6. A.A. Argun, A. Cirpan, P.H. Aubert, J.R. Reynolds “Multi-Color Electrochromic Polymers on Reflective Devices” ACS Spring, Anaheim 2004, USA.
  7. B.D. Reeves, C.R.G. Grenier, A.A. Avni, A. Cirpan, G.B. Cunningham, T.D. McCarley, J.R. Reynolds “Synthetic methodology toward new propylenedioxythiophene polymers” ACS National Meeting, Anaheim, CA, 2004 USA.
  8. J.R. Reynolds, B.D. Reeves, C.R.G. Grenier, A.A. Avni, A. Cirpan, T.D. McCarley ”Solution processable and electrochromic dioxythiophene-based polymers” ACS National Meeting, Anaheim, CA, 2004 USA.
  9. A. Cirpan, L. Ding, F.E. Karasz “Efficient Light Emitting Diodes from Polyfluorene Copolymer Blends” Sixth International Symposium on Functional pi-Electron Systems 2004, Ithaca, NY, USA.
  10. H.P. Rathnayake, A. Cirpan, P.M. Lahti, F.E. Karasz “Monomer and Excimer Luminescence in 2,7-Bis(Phenylethenyl)fluorene and 2,7-Bis(Phenylethenyl)fluorenone Derivatives: Molecular and Segmented Copolymer Properties” 6th National Graduate Research Polymer Conference 2005, Amherst, MA, USA.
  11. N. Sanyal, A. Cirpan, P.M. Lahti, F.E. Karasz “Studies on optoelectronic properties of some photoluminescent segmented oligo-polyphenyleneethylene copolymers” 6th National Graduate Research Polymer Conference 2005, Amherst, MA, USA.
  12. A. Cirpan, H.P. Rathnayake, P.M. Lahti, F.E. Karasz “Monomer and excimer luminescence in bis(phenylethenyl)fluorene and bis(phenylethenyl)fluorenone derivatives” ACS Fall 2005, Washington, DC, USA.
  13. R.F. Cossiello, L. Akcelrud, F.E. Karasz, A. Cirpan; T.D.Z. Atvars “Morphology evolution and enhanced electroluminescence using MEH-PPV:ionomer blends” MACRO 2006, Rio de Janeiro, Brazil.
  14. V.A.F. Deichmann, A. Cirpan, F.E. Karasz, L. Akcelrud “Photo And Electroluminescent Properties Of a pi-Conjugated Copolymer Contaning 2,2′-Bipyridyl Units” MACRO 2006, Rio de Janeiro, Brazil.
  15. H.P. Rathnayake, A. Cirpan, Paul M Lahti “Luminescence of Fluorenes 2,7-Conjugatively Extended with 2-Pyrenylvinylene and 2-Pyrenylvinylene-4-Phenylenevinylene”. Materials Research Society Fall Meeting 2006, Boston, MA, USA.
  16. M.Y. Odoi, N.I. Hammer, A. Cirpan, F.E. Karasz, H.P. Rathnayake, P.M Lahti, M.D. Barnes “Single Molecule Studies of a 2,7-Bis-(Phenylethenyl)fluorenone: Implications for Green-Emission Bands in Fluorene-based OLEDs” Materials Research Society Fall Meeting 2006, Boston, MA, USA.
  17. N. Sanyal, P.M. Lahti, H. Rathnayake, A. Cirpan, F.E. Karasz “Para-bis(arylethynyl)fluorene with functionalized end groups: synthesis, optoelectronic properties and crystallography.” 41st Midwest Regional ACS Meeting, October 2006, Quincy, IL.
  18. S. Gupta , Q. Zhang , A. Cirpan , T. Emrick , T.P. Russell “Fabrication and characterization of photovoltaic devices based on `self-corralled’ CdSe nanorods functionalized with polythiophene” APS March 5–9, 2007; Denver, Colorado.
  19. J.-Uk Lee, W.H. Jo, A. Cirpan, T. Emrick, T. Russell “Well-Defined Fullerene-Containing Diblock Copolymers Based on Regioregular Poly(3-hexylthiophene) and Poly(methyl methacrylate): Synthesis and Photovoltaic Properties” APS, March 10–14, 2008; New Orleans, Louisiana.
  20. F. E. Karasz, A. Cirpan, “LEDs using polymer blend chromophores” ACS National Meeting New Orleans, LA, April 6-10, 2008.
  21. A. Cirpan “Optoelectronic Polymers and Technological Applications” 3 National Polymer Science and Technology Congress, Kocaeli, Turkey, May 12-14, 2010.
  22. A. Cirpan “Conjugated Polymers:OLED, Solar Cells and Electrochromism” National Congress of Chemistry, Zonguldak, Turkey, June 29-July 2, 2010.
  23. E. Kaya, A. Balan, D. Baran, L. Toppare, A. Cirpan “Solution Processable Benzotriazole and Fluorene Containing Copolymers for Organic Photovoltaic Applications” 26th European Photovoltaic Solar Energy Conference and Exhibition, Hamburg, Germany, 5 – 9 September 2011. (Poster)
  24. M. Karakus, L. Toppare, A. Cirpan “Phovoltaic Device Applications of Benzotriazole Containing Conjugated Polymers” 26th European Photovoltaic Solar Energy Conference and Exhibition, Hamburg, Germany, 5 – 9 September 2011. (Poster)
  25. A. Cirpan, “Conjugated Block Copolymers for Organic Solar Cell” 9th International Electrochemistry Meeting, Cesme-İzmir, Turkey, 25-29 September 2011.
  26. E. Kaya, A. Balan, D. Baran, L. Toppare, A. Cirpan “Electrochemical And Optical Studies Of Solution Processable Benzotriazole And Fluorene Containing Copolymers” 9th International Electrochemistry Meeting, Cesme-İzmir, Turkey, 25-29 September 2011. (Poster)
  27. M. Karakus, A. Balan, D. Baran, L. Toppare, A. Cirpan “Electrochemical And Optical Properties Of Solution Processable Benzotriazole And Benzothiadiazole Containing” 9th International Electrochemistry Meeting, Cesme-İzmir, Turkey, 25-29 September 2011. (Poster)
  28. A. Cirpan “Conjugated Polymers for OLEDs Application” 7th LED Conference, İstanbul; 29 September – 2 October 2011.
  29. D.E. Yıldız, H.D. Apaydın, L. Toppare, A. Cirpan “Hole Mobility Effect Of Conjugated Copolymers In Organic Solar Cells” NuRER 2012 – III. International Conference on Nuclear & Renewable Energy Resources İstanbul, TURKEY, 20-23 May 2012
  30.  M. Karakus, D.H. Apaydın, D.E. Yıldız, L. Toppare, Ali Cirpan “Photovoltaic Cell Applications And Mobility Measurements Of Benzotriazole Based Conjugated Copolymers” NuRER 2012 – III. International Conference on Nuclear & Renewable Energy Resources İstanbul, TURKEY, 20-23 May 2012
  31. Ş.C. Cevher, N.A. Ünlü, L. Toppare, A. Cirpan “Synthesis of Dithienothiophene and Benzotriazole Containing Conjugated Polymers and Photovoltaic Applications” 8th Nanoscience and Nanotechnology Congress, Ankara Turkey, 25-29 June 2012. (Poster)
  32. E. D. Yildiz, D.H. Apaydın, L. Toppare, A. Cirpan “The Effect Of Active Layer Thickness On The Performance In Organic Solar Cells” 8th Nanoscience and Nanotechnology Congress, Ankara Turkey, 25-29 June 2012. (Poster)
  33. N.A. Ünlü, T.K. Deniz, M. Şendur, A. Cirpan “Effect of Dithienopyrrole Unit on Electrochromic and Optical Properties of Benzotriazole Based Conjugated Polymers” 8th Nanoscience and Nanotechnology Congress, Ankara Turkey, 25-29 June 2012. (Poster)
  34. D. Kozanoğlu, D.H. Apaydın, A. Cirpan, E.N. Esentürk “Power Conversion Efficiency Enhancement of Organic Solar Cells by Addition of Gold Nanoparticles” 8th Nanoscience and Nanotechnology Congress, Ankara Turkey, 25-29 June 2012. (Poster)
  35. M. Karakus, D.H. Apaydin, A. Cirpan “Electrochemical properties and solar cell applications of benzotriazole based copolymers” 8th Nanoscience and Nanotechnology Congress, Ankara Turkey, 25-29 June 2012. (Poster)
  36. T.K. Deniz, A. Nurioğlu, N.A. Ünlü, A. Cirpan “Optical and electrochemical properties of biphenyl based conjugated copolymers” 8th Nanoscience and Nanotechnology Congress, Ankara-Turkey, 25-29 June 2012. (Poster)
  37. A. Cirpan “Conjugated Polymer Based Organic Solar Cells and OLEDs” 4th National Polymer Science and Technology Congress, Çanakkale-Turkey, Sept. 4-8, 2012.
  38. A. Cirpan “Organic Photovoltaics with Benzotriazole-Based Conjugated Copolymers” 26th National Chemistry Congress, Mugla-Turkey, 1-6 October 2012.
  39. A. Cirpan “Organic Solar Cells with Benzotriazole-Based Conjugated Copolymers as Electron Donors” SolarTR-2: Solar Electricity Conference and Exhibition, Antalya-Turkey, 7- November 2012.
  40. D. E. Yıldız, Ali Cirpan “The effect of series resistance in polymer based organic solar cells” Int’l Journal of Arts & Sciences (IJAS) Conference, Munich, Germany (23-26 June 2013). ORAL
  41. D.E. Yıldız, L. Toppare, Ali Cirpan “The effect of carrier mobility in polymer based organic solar cells” International Science and Technology Conference, Rome, Italy (25-27 June 2013). ORAL
  42. D. E. Yıldız, D. H. Apaydın, L. Toppare, A. Cirpan “The Active Layer Thickness Effect on Bulk-Heterojunction Organic Solar Cells” 44th IUPAC Word Chemistry Congress, İstanbul, Turkey (11-16 August 2013).
  43. G. Kocak, A. Cirpan “Energy Transfer Studıes Of Fluorene And Benzotrıazole Derıvatıves For Polymer Whıte Light Emitting Diodes Applications” 44th IUPAC Word Chemistry Congress, İstanbul, Turkey (11-16 August 2013).
  44. S.C. Cevher, N. Akbasoğlu, L. Toppare, Ali Cirpan “Electrochromic Properties Of A Dithienothiophene And Benzotriazole Containing Conjugated Polymer 44th IUPAC Word Chemistry Congress, İstanbul, Turkey (11-16 August 2013).
  45. H. Unay, N.A. Unlu, L. Toppare, A. Cirpan “Synthesis Of Selenophene And Benzotriazole Containing Conjugated Polymer And Photovoltaic Applications” 44th IUPAC Word Chemistry Congress, İstanbul, Turkey (11-16 August 2013).
  46. G. Hızalan, H. Ünay, N.A. Ünlü, Ali Cirpan, L. Toppare “Effect Of Active Layer Thickness On Solar Cell Parameters And Mobility” Solar Energy for World Peace, Istanbul, Turkey (17-19 August 2013).
  47. Ali Cirpan, D.H. Apaydın, G. Hızalan, N.A. Ünlü, L. Toppare “Benzotriazole Based Conjugated Polymers for Bulk Heterojunction Organic Solar Cell Applications” Solar Energy for World Peace, Istanbul, Turkey (17-19 August 2013).
  48. D.H. Apaydın, D.E. Yıldız, L. Toppare, Ali Cirpan “Power Conversion Efficiency Improvement in Benzotriazole and Fluorene Bearing Conjugated Polymer Based Organic Solar Cells” Solar Energy for World Peace, Istanbul, Turkey (17-19 August 2013).
  49. Ali Cirpan, M. Karakus, A. G. Nurioglu, L. Toppare “Synthesis, electrochemical and optical properties of trans-stilbene bearing conjugated copolymers” 10th International Electrochemistry Meeting, 4-8 September 2013 Konya, Turkey.
  50. D. E. Yıldız, L. Toppare,  A.Cirpan “Leakage Current By Frenkel-Poole Emission On Benzotriazole and Benzothiadiazole Based Organic Devices” International Semiconductor Science and Technology Conference (ISSTC-2014) 13-15 January 2014 in Istanbul, Turkey.
  51. D. E. Yıldız, G. Hızalan, Ş. C. Cevher, L. Toppare, A. Cirpan “Effect of Thickness on the Electrical and Optical Properties of Organic Solar Cell” International Semiconductor Science and Technology Conference (ISSTC-2014) 13-15 January 2014 in Istanbul, Turkey.
  52. Ali Cirpan,  H.Ünay, N.A. Unlu, G. Hızalan, L. Toppare “Selenofen ve Benzoditiyofen İçeren Konjüge Polimerin Organik Güneş Pili Uygulamaları” IV. FİZİKSEL KİMYA KONGRESİ, 5-8 Haziran 2014, Pamukkale, Denizli.
  53. H. Unay, N.A. Unlu, S.O. Hacioglu, L. Toppare, Ali Cirpan “Benzen ve Selenofen içeren Konjüge Alternatif Kopolimerin Sentezi, Elektrokimyasal ve Optik Çalışmaları” IV. FİZİKSEL KİMYA KONGRESİ, 5-8 Haziran 2014, Pamukkale, Denizli.
  54. N.A. Unlu, S.O. Hacioglu, G. Hizalan, L. Toppare ve Ali Cirpan “Tiyeno[3,2-b]tiyofenin π- köprüsü olarak kullanildiği Donör-Akseptör (D-A) Tipi Konjüge Polimerlerin Elektrokromik ve Optoelektronik  Uygulamalari” IV. FİZİKSEL KİMYA KONGRESİ, 5-8 Haziran 2014, Pamukkale, Denizli.
  55. O. Erlik, N. A. Unlu, Ali Cirpan “Turuncu Işık Yayan Alternatif Kopolimer Sentezi” IV. FİZİKSEL KİMYA KONGRESİ, 5-8 Haziran 2014, Pamukkale, Denizli.
  56. S.C. Cevher, Y.A. Udum, L. Toppare, Ali Cirpan “Ferrosen İçeren Konjüge Polimerin Elektrokromik ve Optik Özellikleri” IV. FİZİKSEL KİMYA KONGRESİ, 5-8 Haziran 2014, Pamukkale, Denizli.
  57. Ali Cirpan, “Polimerlerin Opto-Elektronik Özellikleri ve Uygulamaları” V.Ulusal Polimer Bilim ve Teknolojisi Kongresi, 1-4 Eylül 2014, Tokat.
  58. A.O. Saf, N.A. Unlu, S.C. Cevher, Ali Cirpan “Farklı miktarda piridin türevi içeren konjüge polimerlerin sentezi, karakterizasyonu ve güneş pili uygulamaları” V.Ulusal Polimer Bilim ve Teknolojisi Kongresi, 1-4 Eylül 2014, Tokat.
  59. O. Erlik, N.A. Ünlü, Ş.Ö. Hacıoğlu, L. Toppare, Ali Çırpan  “Organik Işık Yayan Diyotlar Elde Etmek Amacıyla Turuncu Renk Veren Polimer Sentezi” V.Ulusal Polimer Bilim ve Teknolojisi Kongresi, 1-4 Eylül 2014, Tokat.
  60. O. Azeri, S.C. Cevher ,S.O. Hacioglu,  Ali Cirpan “Organik güneş pilleri için bitişik thiazolo-thiazole halkası içeren konjuge polimer” V.Ulusal Polimer Bilim ve Teknolojisi Kongresi, 1-4 Eylül 2014, Tokat.
  61. C. Temiz, N.A. Unlu, S.C. Cevher, S.O. Hacioglu, L. Toppare, Ali Cirpan “Organik Işık Yayan Diyotlar İçin Benzotriazol İçeren Konjuge Polimerler” V.Ulusal Polimer Bilim ve Teknolojisi Kongresi, 1-4 Eylül 2014, Tokat.
  62. H. Unay, N. A. Unlu, G. Hizalan, L. Toppare, Ali Cirpan “Investigation of Optoelectronic Properties of Selenophene and Benzodithiophene Containing Conjugated Polymers” Faraday Discussion 174, Organics, Photonics & Electronics, 8 – 10 September 2014, Strathclyde, UK.
  63. D.E. Yıldız a, L.Toppare, Ali Cirpan “ITO/ PEDOT:PSS/Polymer:PCBM/LiF/Al organik diyotların akım-gerilim karakteristiklerinin incelenerek temel diyot parametrelerinin bulunması” 2. Ulusal Organik Kimya Kongresi, Bilkent Üniversitesi-Ankara, 24-26 Eylül 2014.
  64. D.E. Yıldız, H. Unay, N.A. Ünlü, G. Hızalan, Ş.O. Hacıoğlu, L. Toppare, Ali Cirpan “Thickness optimization of organic solar cell” 2. Ulusal Organik Kimya Kongresi, Bilkent Üniversitesi-Ankara, 24-26 Eylül 2014.
  65. R. Yuksel, Z. Sarioba, A. Cirpan, P. Hiralal, H. E. Unalan “Single Walled Carbon Nanotube Thin Film Electrodes for Transparent and Flexible Supercapacitors” IMRC’ 2014 Mexico.
  66. S. Coskun, G. Kocak, A. Cirpan, H.E.  Unalan “Silver Nanowire – Molybdenum Oxide Nanocomposite Electrodes for Optoelectronic Applications” 2014 MRS Fall Meeting & Exhibit, November 30 – December 5, 2014, Boston, Massachusetts.
  67. I . Cakmak, S. Oztürk, U. Yildiko and A. Cirpan “Synthesis of a new copolymer possessing triazole groups via CuI-catalysed alkyne-azide click-polycondensation” The 22nd Iranian Seminar of Organic Chemistry 19-21 August 2014, Faculty of Chemistry, University of Tabriz, Tabriz, Iran.
  68. Hande Unay, Gonul Hizalan, Levent Toppare, Ali Cirpan, Elif Alturk Parlak “High Stability of Benzothiophene and Benzotriazole Containing Medium Band-Gap Polymer for Inverted Organic Solar Cell Application” 11-15 May 2015, E-MRS Spring Meeting and Exhibit, Lille, France.
  69. C. Temiz, N. A. Unlu, S.C. Cevher, S.O. Hacioglu, L. Toppare, Ali Cirpan “organik güneş pili uygulamaları için benzotriazol ve kuinokzalin yapıları içeren konjuge polimer” 5. Fiziksel Kimya Kongresi, 16-19 Mayıs 2015, Konya.
  70. E. Aktaş, N.A. Ünlü, G. Hızalan, Ş.Ö. Hacıoğlu, Ali Cirpan, L. Toppare “Dibenzo[a,c]phenazine ve Bezodithiophene İçeren D-A sistemine Dayalı Konjuge Polimerin Sentezi ve Organik Güneş Gözesi Uygulamaları” 5. Fiziksel Kimya Kongresi, 16-19 Mayıs 2015, Konya.
  71. Ali Cirpan, O. Erlik, N.A. Unlu, G. Hizalan, L. Toppare “Konjüge Kopolimerlerin Sentezi Ve Optoelektronik Uygulamarı” 5. Fiziksel Kimya Kongresi, 16-19 Mayıs 2015, Konya.
  72. G. Hizalan, O. Erlik, N.A. Unlu, S.O. Hacioglu, S. Comez, D.E. Yildiz,  Ali Cirpan,  L. Toppare “Silafluorene And Thiophene Bearing Polymer For Polymer Solar Cell Applications” SolarTR-3 Turkish Solar Electricity Conference and Exhibition, April 27-29, 2015 in Ankara Turkey.
  73. G. Kocak, O. Erlik, G. Hizalan, L. Toppare, Ali Cirpan “Construction and characterization of white polymer light emitting diodes” SolarTR-3 Turkish Solar Electricity Conference and Exhibition, April 27-29, 2015 in Ankara Turkey.
  74. D. E. Yıldız, G. Hızalan, O. Erlik, L. Toppare, A. Cirpan “Electrical And Optical Propertıes of Conjugated Copolymer Based Organic Devices” 11th Nanoscience and Nanotechnology Conference (NanoTR-11) Ankara, Turkey. 22 -25 June, 2015.
  75. M. Ileri, S.O. Hacioglu, Ali Cirpan, L. Toppare “Syntheses and Optical Properties of Perfluorophenyl Containing Benzimidazole Derivatives: The Effect of Donor Units” European Polymer Federation Congress, Dresden, Germany, June 21 – 26, 2015.
  76.  Hacer Azak, Hüseyin Bekir Yildiz, Yasemin Arslan Udum, Ali Çirpan, Levent Toppare “4H-ditiyol[3,2-b:2’,3’-d ] pirol DTP Türevlerinin Sentezi ve Spektrokimyasal Özelliklerinin İncelenmesi” 27. Ulusal Kimya Kongresi, 23-28 Agustos 2015, Canakkale, Turkey.
  77. Gonul Hizalan, Arezoo Hosseini, Selcuk Yerci, Ali Cirpan, Levent Toppare “Preparation and Characterization of Perovskite Layers” 1st International Conference on Perovskite Solar Cells and Optoelectronics, 27-29 September 2015, Lausanne,Switzerland.
  78. Gonul Hizalan, Guler Kocak,  Ece Aktas,  Ali Cirpan, Levent Toppare “Conjugated Polymer Based Organic Light Emitting Diodes” 7. LED ve LED Aydınlatma Konferansı, İstanbul, 1-4 October 2015.
  79. H. Rathnayake, Ali Cirpan, P.M. Lahti, F. E. Karasz, “Extended-Conjugation Fluorene Derivatives for OLEDs” The International Chemical Congress of Pacific Basin Societies, Honolulu, Hawaii, USA December 15 – 20, 2015.
  80. Recep Yuksel, Ali Cirpan, Husnu E Unalan “Single Walled Carbon Nanotube – Conducting Polymer Electrodes for Electrochromic Supercapacitors” November 29-December 4, 2015, Boston, MA, USA.
  81.  Ali Cirpan, Naime Akbasoglu Unlu, Gonul Hizalan, Levent Toppare “Conjugated Copolymers From Benzodıthıophene And Benzotrıazole: Synthesıs And Photovoltaıc Applıcatıons” Trans Mediterranean Colloquium on Heterocyclic Chemistry (TRAMECH VIII), 11-15 November 2015, Antalya, Turkey.
  82. D. E. Yıldız, L. Toppare,  A.Cirpan “Analysis of Thickness-Dependent Forward-Bias Conduction Mechanisms in Organic Diodes” International Physics Conference at the Anatolian Peak, IPCAP 2016, 25–27 February, 2016, Atatürk University, Erzurum – Turkey.
  83. Ali Cirpan “Conjugated Polymers for Optoelectronic Devices” International Workshop on Advanced Materials and Processes for Energy Applications 20-24 April 2016, Istanbul-TURKEY.
  84. D. E. Yıldız, D. H. Apaydın, L. Toppare, A.Cirpan “Analysis of Reverse-Bias Transport Mechanisms in Conjugated Copolymer-Based Diodes” 2 nd International Conference on Organic Electronic Material Technologies (OEMT2016) May 17-19, 2016 Çanakkale, TURKEY.
  85. D. E. Yıldız, O.Erlik, G. Hizalan, L. Toppare, A.Cirpan “To investigate the electrical properties of new silafluorene-based conjugated polymers” 2 nd International Conference on Organic Electronic Material Technologies (OEMT2016) May 17-19, 2016 Çanakkale, TURKEY.
  86. Sevki Can Cevher, Cansel Temiz, Gönül Hızalan, Yasemin Arslan Udum, Levent Toppare, Ali Cirpan “Modifications of Quinoxaline on the Polymeric Materials for Optoelectronic Devices” 2-6 May 2016,  E-MRS Spring Meeting and Exhibit, Lille, France.
  87. Cagla Istanbulluoglu, İpek Önk, Gonul Hizalan, Serife O. Hacioglu, Şevki Can Cevher, Ali Cirpan  and Levent Toppare “Carbazole Based Alternating Copolymer For Electrochromic And Organic Photovoltaic Applications” 2-6 May 2016,  E-MRS Spring Meeting and Exhibit, Lille, France.
  88. Nima Sohrabnia, Şevki Can Cevher, Gönül Hızalan,Levent Toppare  and Ali Cirpan “Optoelctronic Application of Phenanthrenyl-Imidazole Derivatives” 2-6 May 2016,  E-MRS Spring Meeting and Exhibit, Lille, France.
  89. Tugba Ceren Gokoglan, Saniye Soylemez, Melis Kesik, Hande Unay, Serkan Sayin, Ali Cirpan, Huseyin Bekir Yildiz, Levent Toppare “A conducting polymer and a calixarene derivative: A novel surface design for glucose detection” 46th IUPAC World Polymer Congress (MACRO 2016), 17-21 July 2016, İstanbul, Turkey.
  90. Şevki Can Cevher, Duygu Keleş, Şerife Özdemir Hacıoğlu, Levent Toppare, Ali Çırpan “Alkyl-end-group Modification of Benzotriazole and Thiophene Containing Conjugated Polymers” 46th IUPAC World Polymer Congress (MACRO 2016), 17-21 July 2016, İstanbul, Turkey.
  91. Gonul Hizalan, Ozan erlik, Ali Cirpan, Levent Toppare “Solution Processed Orange Light Emitting Diodes Using Polyfluorene Derivative” 46th IUPAC World Polymer Congress (MACRO 2016), 17-21 July 2016, İstanbul, Turkey.
  92. Melis Kesik, Bilal Demir, Fırat B. Barlas, Caner Geyik, SevkCan Cevher, Dilek Odacı demirkol, Suna Timur, Ali Cirpan, Levent Toppapre “Multi-Functional Fluorescent Scaffold as a Multicolor Probe: Design and Application in Targeted Cell Imaging” 46th IUPAC World Polymer Congress (MACRO 2016), 17-21 July 2016, İstanbul, Turkey.
  93. Seza Goker, Gonul Hizalan, Ece Aktas, Seda Kutkan, Ali Cirpan, Levent Toppare “2,1,3-Benzooxadiazole, thiophene and benzodithiophene based random copolymers for organic photovoltaics: Thiophene versus thieno[3,2-b]thiophene as π-conjugated linkers” Zing Conferences-Organic Semiconductors, 22-25 September 2016, Cavtat, Dubrovnik, Croatia.
  94. Melis Kesik, Huseyin Akbulut, Saniye Soylemez, SevkCan Cevher, Gonul Hizalan, Yasemin A. Udum, Takeshi Endo, Shuhei Yamada, Ali Cirpan, Yusuf Yagci, Levent Toppapre “Synthesis and characterization of conducting polymers containing polypeptide and ferrocene side chains as ethanol biosensors”  251st American Chemical Society National Meeting & Expotion Theme: Computers in Chemistry, March 13-17, 2016, San Diego, CA, USA.
  95. Serife O. Hacioglu, Ece Aktas, Gonul Hizalan, Naime A. Unlu, Ali Cirpan, Levent Toppare “Triazoloquinoxaline bearing copolymer for electrochromic and organic photovoltaic applications” EU PVSEC 33rd European Photovoltaic Solar Energy Conference and Exhibition, 20-24 June 2016, Munich, Germany.
  96. Asli ÇETIN, Şevki C. CEVHER, Çağla İSTANBULLUOĞLU, Şerife ÖZDEMİR HACIOĞLU, Levent TOPPARE, Ali ÇIRPAN “Trifenilamin, Benzoditiyofen ve Benzotriazole Türevleri İçeren Serbest Konjüge Polimerlerin Elektriksel ve Optik Özellikleri” 29. Ulusal Kimya Kongresi, 10-14 Eylül 2017, Ankara, ODTÜ-KKM.
  97. Duygu KELEŞ, Eda BOLAYIR, Levent TOPPARE, Ali ÇIRPAN “Benzotiyazol Tabanlı Konjuge Polimerin Sentezi ve Organik Güneş Hücresi Uygulamaları” 29. Ulusal Kimya Kongresi, 10-14 Eylül 2017, Ankara, ODTÜ-KKM.
  98. Özge KARAGAÇTI, Şevki C. CEVHER, Gönül HIZALAN, Çağla İSTANBULLUOĞLU, Şerife ÖZDEMIR HACIOĞLU, Levent TOPPARE, Ali ÇIRPAN “Kinoksalin,Benzoditiyofen ve Benzotriazole Türevleri İçeren 􀀪astgele Polimerin Elektriksel, Optik ve Fotovoltaik Özellikleri” 29. Ulusal Kimya Kongresi, 10-14 Eylül 2017, Ankara, ODTÜ-KKM.
  99. Mert Can ERER, Şevki C. CEVHER, Ece AKTAŞ, Levent TOPPARE, Ali ÇIRPAN “Benzoditiyofen İçeren Donör-Akseptör Tipi Konjüge Polimerin Sentezlenmesi ve Fotovoltaik Özelliklerinin İncelenmesi” 29. Ulusal Kimya Kongresi, 10-14 Eylül 2017, Ankara, ODTÜ-KKM.
  100. Sultan TAŞKAYA ASLAN, Duygu KELEŞ, Levent TOPPARE, Ali ÇIRPAN “Organik Bulk Heterobirleşik Güneş Pilleri İçin Tiyenotiyofen ve Benzotiyadiazol İçeren Konjuge Polimerlerin Sentezi” 29. Ulusal Kimya Kongresi, 10-14 Eylül 2017, Ankara, ODTÜ-KKM.
  101. Melek AKTAŞ, Duygu KELEŞ, Ali ÇIRPAN, Levent TOPPARE, Yasemin UDUM “Flor İçeren Donör-Akseptör Tipi Yeni Bir İletken Polimerin Sentezi ve Elektrokromik Özellikleri” 29. Ulusal Kimya Kongresi, 10-14 Eylül 2017, Ankara, ODTÜ-KKM.
  102. Özge Karagaçti, Şevki Can Cevher, Gönül Hizalan, Serife O. Hacioglu, Levent Toppare, Ali Cirpan “New Quinoxaline Containing Donor-Acceptor Type Conjugated Polymers For Organic Solar Cells” Advanced Polymers via Macromolecular Engineering (APME 2017) Ghent, Belgium, May 21-25, 2017.
  103. Özge Azeri, Ece Aktas, Cagla Istanbulluoglu, Serife O. Hacioglu, Levent Toppare, Ali Cirpan “Syntheses Of Benzodithiophene And Thienopyrroledione Containing Random Polymers For Organic Solar Cells” Advanced Polymers via Macromolecular Engineering (APME 2017) Ghent, Belgium, May 21-25, 2017.
  104. Sultan Taskaya Aslan, Duygu Keles, Gönül Hizalan, Levent Toppare, Ali Cirpan “Organıc Bulk Heterojunctıon Solar Cells Based On Thıenothıophene And Benzothıadıazole Contaınıng Conjugated Polymers” Advanced Polymers via Macromolecular Engineering (APME 2017) Ghent, Belgium, May 21-25, 2017.
  105. Aslı Cetin, Sevki C. Cevher, Cagla Istanbulluoglu, Serife O. Hacioglu, Levent Toppare, Ali Cirpan “Random Copolymers Comprising Derivatives Of Triphenylamine, Benzodithiophene And Benzotriazole Moieties For Photovoltaic Applications” Advanced Polymers via Macromolecular Engineering (APME 2017) Ghent, Belgium, May 21-25, 2017.
  106. Ece Alpugan , Gonul Hizalan , Gorkem Gunbas , Ali Cirpan , Levent Toppare, Husnu Unalan “Silver Nanowire Networks as Transparent Electrodes for Organic Photovoltaics and Light Emitting Diodes” Emerging Materials and Techniques from the 2017 MRS Fall Meeting, November 26- December 1, 2017, Boston, MA, USA.
  107. Seza Göker, Gönül Hızalan, Ece Aktaş, Seda Kutkan, Ali Cirpan, Levent Toppare “2,1,3-Benzooxadiazole, thiophene and benzodithiophene based random copolymers for organic photovoltaics:Thiophene versus thieno[3,2-b]thiophene as π-conjugated linkers” 253 ACS National Meeting & Exposition, April 2-6, 2017 San  Fransicso, CA.
  108. Soner Öztürk, Şevki Can Cevher, Mert Can Erer, Y.A. Udum, Levent Toppare, Ali Çirpan, “Photovoltaic Properties Of Thienopyrrole And Selenopyyrole Fused Benzothidiazole Containing Polymers” International Conference on Photovoltaic Science and Technologies (PVCon2018), 4-6 July 2018 Ankara – Turkey
  109. Sultan Taşkaya Aslan, Şevki Can Cevher, Eda Bolayır, Özlem Ünalan, Levent Toppare, Ali Çırpan, “Organic Bulk Heterojunction Solar Cells Based On Benzodithiophene And Benzothiadiazole Containing Conjugated Polymers” International Conference on Photovoltaic Science and Technologies (PVCon2018), 4-6 July 2018 Ankara – Turkey.
  110. Mert Can Erer, Duygu Keles, Gonul Hizalan,  Levent Toppare, and  Ali Cirpan, “Effect Of Selenophene And Thıphene Unıts On Photovoltaıc Performance Of Fluorıne Substıtuted Benzothıadıazole Bearıng Conjugated Polymers” International Conference on Photovoltaic Science and Technologies (PVCon2018), 4-6 July 2018 Ankara – Turkey
  111. Eda BOLAYIR, Şevki Can CEVHER, Şerife HACIOĞLU, Gönül HIZALAN, Ali ÇIRPAN, Levent TOPPARE, “Inverted Organic Solar Cell Applications of Benzodithiophene and Benzotriazole Bearing Alternating Copolymer” International Conference on Photovoltaic Science and Technologies (PVCon2018), 4-6 July 2018 Ankara – Turkey
  112. Eda Alemdar, Sevki Can Cevher, Gonul Hizalan, Serife O. Hacioglu, Levent Toppare, and  Ali Cirpan, “Bistriphenylamine- and Benzodithiophene- Based Random Conjugated Polymers in Ternary Blend Bulk Heterojunction Organic Solar Cells” International Conference on Photovoltaic Science and Technologies (PVCon2018), 4-6 July 2018 Ankara – Turkey
  113. Deniz ŞEN, Soner ÖZTÜRK, Mert Can ERER, Yasemin ARSLAN UDUM, Levent TOPPARE, Ali ÇIRPAN, “Thienopyrrole And Selenopyrrole Containing Conjugated Polymers For Organic Photovoltaics” International Conference on Photovoltaic Science and Technologies (PVCon2018), 4-6 July 2018 Ankara – Turkey
  114. Kardelen Göksu, Ş.C. Cevher, Ö. Azeri, Ö. Ünal, G. Hızalan Özsoy, L. Toppare, Ali Çırpan, “Synthesis and characterization of benzotriazole containing conjugated polymers for bulk heterojunction organic photovoltaics” International Conference on Photovoltaic Science and Technologies (PVCon2018), 4-6 July 2018 Ankara – Turkey
  115. Uğursoy Olgun, Mustafa Gülfen, Çiğden Uğurlu, Gönül Hızalan, L. Toppare, Ali Çırpan, “Poly(triphenylamine-thiazolo[5,4-D]Thiazole) copolymers dye for bulk heterojunction organic solar cells” International Conference on Photovoltaic Science and Technologies (PVCon2018), 4-6 July 2018 Ankara – Turkey
  116. Ali Cirpan “Optoelectronic Properties of Benzodithiophene Based Conjugated Polymers” Uluslararasi Katilimli 7. Polimer Bilim Ve Teknoloji Kongresi 09-12 Eylül 2018 Eskişehir-Türkiye
  117. Gonul Hizalan, Ece Alpugan, Emrah Unalan, Ali Cirpan, Levent Toppare “Yarı Şeffaf Organik Güneş Gözeleri” Uluslararasi Katilimli 7. Polimer Bilim Ve Teknoloji Kongresi 09-12 Eylül 2018 Eskişehir-Türkiye
  118.  Şevki Can Cevher, Duygu Keleş, Gönül Hızalan, Levent Toppare, Ali Çırpan “Synthesis of Phenanthroimidazole-Attached-Benzotriazole Based Conjugated Polymers and Their Optoelectronic Applications” Uluslararasi Katilimli 7. Polimer Bilim Ve Teknoloji Kongresi 09-12 Eylül 2018 Eskişehir-Türkiye
  119.  Eda Alemdar, Duygu Güven, Sevki Can Cevher, Eda Bolayir, Gonul Hizalan, Serife O. Hacioglu, Levent Toppare, and  Ali Cirpan “Benzodithiophene  Bearing Polymers- Synthesis And Electrochemical Studies” Uluslararasi Katilimli 7. Polimer Bilim Ve Teknoloji Kongresi 09-12 Eylül 2018 Eskişehir-Türkiye
  120.  Gülten Özkul, Sevki Can Cevher, Levent Toppare, Ali Cirpan “Syntheses of Fluorinated Quinoxaline-Based Conjugated Copolymers” Uluslararasi Katilimli 7. Polimer Bilim Ve Teknoloji Kongresi 09-12 Eylül 2018 Eskişehir-Türkiye
  121.  Meric Calıskan, Sevki C. Cevher, Sultan Taskaya Aslan, Ali Cirpan “ Selenophene Based Benzodithiophene And Quinoxaline Containing Alternating Conjugated Polymers For Bulk-Heterojunction Solar Cell Applications” Uluslararasi Katilimli 7. Polimer Bilim Ve Teknoloji Kongresi 09-12 Eylül 2018 Eskişehir-Türkiye
  122. Merve Yıldırıma, Sevki Can Cevhera, Levent Topparea,b,c,d, Ali Cirpan “Optıcal And Electrochemıcal Propertıes Of Benzotrıazole And Benzodıthıophene Contaınıng Alternatıng Copolymers” “Uluslararasi Katilimli 7. Polimer Bilim Ve Teknoloji Kongresi 09-12 Eylül 2018 Eskişehir-Türkiye
  123. Soner Öztürk, Şevki Can Cevher, Yasemin Arslan Udum, Levent Toppare, Ali Cirpan “Thienopyrrole And Selenopyyrole Fused Benzothidiazole Containing Polymers For Solar Cell Applications” Uluslararasi Katilimli 7. Polimer Bilim Ve Teknoloji Kongresi 09-12 Eylül 2018 Eskişehir-Türkiye
  124. Mert Can Erer, Duygu Keles, Gonul Hizalan,  Levent Toppare, and  Ali Cirpan “Electrochromıc Studies of Fluorine Substituted Benzothiadiazole Contaınıng Conductıng Polymers” Uluslararasi Katilimli 7. Polimer Bilim Ve Teknoloji Kongresi 09-12 Eylül 2018 Eskişehir-Türkiye