Center for Organic Electronic and Alternative Energy

Center for Organic Electronic and Alternative Energy

We focus on molecular organic electronics and nanotechology for optoelectric and clean energy applications

 

Publications

2015

84. Thangthong, A.; Prachumrak, N.; Sudyoadsuk, T.; Namuangruk, S.; Keawin, T.; Jungsuttiwong, S.; Kungwan, N.; Promarak, V., Multi-triphenylamine-functionalized dithienylbenzothiadiazoles as hole-transporting non-doped red emitters for efficient simple solution processed pure red organic light-emitting diodes. Organic Electronics 2015, 21, 117-125.

83. Thangthong, A.; Prachumrak, N.; Saengsuwan, S.; Namuangruk, S.; Keawin, T.; Jungsuttiwong, S.; Sudyoadsuk, T.; Promarak, V., Multi-triphenylamine-substituted bis(thiophenyl) benzothiadiazoles as highly efficient solution-processed non-doped red light-emitters for OLEDs. Journal of Materials Chemistry C 2015, 3 (13), 3081-3086.

82. Tarsang, R.; Promarak, V.; Sudyoadsuk, T.; Namuangruk, S.; Kungwan, N.; Khongpracha, P.; Jungsuttiwong, S., Triple bond-modified anthracene sensitizers for dye-sensitized solar cells: a computational study. Rsc Advances 2015, 5 (48), 38130-38140.

81. Surakhot, Y.; Rattanawan, R.; Ronyhut, K.; Mangsachart, P.; Sudyoadsuk, T.; Promarak, V.; Namuangruk, S.; Kungwan, N.; Jungsuttiwong, S., The number density effect of N-substituted dyes on the TiO2 surface in dye sensitized solar cells: a theoretical study. Rsc Advances 2015, 5 (15), 11549-11557.

80. Sirithip, K.; Prachumrak, N.; Rattanawan, R.; Keawin, T.; Sudyoadsuk, T.; Namuangruk, S.; Jungsuttiwong, S.; Promarak, V., Zinc-Porphyrin Dyes with Different meso-Aryl Substituents for Dye-Sensitized Solar Cells: Experimental and Theoretical Studies. Chemistry-an Asian Journal 2015, 10 (4), 882-893.

79. Sangchart, T.; Niroram, A.; Kaewpuang, T.; Prachumrak, N.; Namuangruk, S.; Sudyoadsuk, T.; Keawin, T.; Saengsuwan, S.; Jungsuttiwong, S.; Maensiri, S.; Kungwan, N.; Promarak, V., Synthesis, physical and electroluminescence properties of 3,6-dipyrenylcarbazole end capped oligofluorenes. Rsc Advances 2015, 5 (34), 26569-26579.

78. Kotchapradist, P.; Prachumrak, N.; Sunonnam, T.; Tarsang, R.; Namuangruk, S.; Sudyoadsuk, T.; Keawin, T.; Jungsuttiwong, S.; Promarak, V., N-coumarin derivatives as hole-transporting emitters for high efficiency solution-processed pure green electroluminescent devices. Dyes and Pigments 2015, 112, 227-235.

77. Kotchapadist, P.; Prachumrak, N.; Sunonnam, T.; Namuangruk, S.; Sudyoadsuk, T.; Keawin, T.; Jungsuttiwong, S.; Promarak, V., Synthesis, Characterisation, and Electroluminescence Properties of N-Coumarin Derivatives Containing Peripheral Triphenylamine. European Journal of Organic Chemistry 2015, (3), 496-505.

76. Keawin, T.; Sooksai, C.; Prachumrak, N.; Kaewpuang, T.; Muenmart, D.; Namuangruk, S.; Jungsuttiwong, S.; Sudyoadsuk, T.; Promarak, V., Oligoarylenes end-capped with carbazol-N-yl-carbazole as color tunable light-emitting and hole-transporting materials for solution-processed OLEDs. Rsc Advances 2015, 5 (21), 16422-16432.

75. Chitpakdee, C.; Namuangruk, S.; Suttisintong, K.; Jungsuttiwong, S.; Keawin, T.; Sudyoadsuk, T.; Sirithip, K.; Promarak, V.; Kungwan, N., Effects of pi-linker, anchoring group and capped carbazole at meso-substituted zinc-porphyrins on conversion efficiency of DSSCs. Dyes and Pigments 2015, 118, 64-75.

74. Arunchai, R.; Sudyoadsuk, T.; Prachumrak, N.; Namuangruk, S.; Promarak, V.; Sukwattanasinitt, M.; Rashatasakhon, P., Synthesis and characterization of new triphenylamino-1,8-naphthalimides for organic light-emitting diode applications. New Journal of Chemistry 2015, 39 (4), 2807-2814.

2014

73. Thongkasee, P.; Thangthong, A.; Janthasing, N.; Sudyoadsuk, T.; Namuangruk, S.; Keawin, T.; Jungsuttiwong, S.; Promarak, V., Carbazole-Dendrimer-Based Donor-pi-Acceptor Type Organic Dyes for Dye-Sensitized Solar Cells: Effect of the Size of the Carbazole Dendritic Donor. Acs Applied Materials & Interfaces 2014, 6 (11), 8212-8222.

72. Tarsang, R.; Promarak, V.; Sudyoadsuk, T.; Namuangruk, S.; Kungwan, N.; Jungsuttiwong, S., Modification of D-A-pi-A Configuration toward a High-Performance Triphenylamine-Based Sensitizer for Dye-Sensitized Solar Cells: A Theoretical Investigation. Chemphyschem 2014, 15 (17), 3809-3818.

71. Tarsang, R.; Promarak, V.; Sudyoadsuk, T.; Namuangruk, S.; Jungsuttiwong, S., Tuning the electron donating ability in the triphenylamine-based D-pi-A architecture for highly efficient dye-sensitized solar cells. Journal of Photochemistry and Photobiology A-Chemistry 2014, 273, 8-16.

70. Sudyoadsuk, T.; Moonsin, P.; Prachumrak, N.; Namuangruk, S.; Jungsuttiwong, S.; Keawin, T.; Promarak, V., Carbazole dendrimers containing oligoarylfluorene cores as solution-processed hole-transporting non-doped emitters for efficient pure red, green, blue and white organic light-emitting diodes. Polymer Chemistry 2014, 5 (13), 3982-3993.

69. Prachumrak, N.; Potjanasopa, S.; Rattanawan, R.; Namuangruk, S.; Jungsuttiwong, S.; Keawin, T.; Sudyoadsuk, T.; Promarak, V., Coumarin-cored carbazole dendrimers as solution-processed non-doped green emitters for electroluminescent devices. Tetrahedron 2014, 70 (36), 6249-6257.

68. Prachumrak, N.; Pojanasopa, S.; Tarsang, R.; Namuangruk, S.; Jungsuttiwong, S.; Keawin, T.; Sudyoadsuk, T.; Promarak, V., Synthesis and characterization of carbazole dendronized coumarin derivatives as solution-processed non-doped emitters and hole-transporters for electroluminescent devices. New Journal of Chemistry 2014, 38 (7), 3282-3294.

67. Namuangruk, S.; Sirithip, K.; Rattanatwan, R.; Keawin, T.; Kungwan, N.; Sudyodsuk, T.; Promarak, V.; Surakhot, Y.; Jungsuttiwong, S., Theoretical investigation of the charge-transfer properties in different meso-linked zinc porphyrins for highly efficient dye-sensitized solar cells. Dalton Transactions 2014, 43 (24), 9166-9176.

66. Moonsin, P.; Prachumrak, N.; Namuangruk, S.; Jungsuttiwong, S.; Keawin, T.; Sudyoadsuk, T.; Promarak, V., Bifunctional oligofluorene-cored carbazole dendrimers as solution-processed blue emitters and hole transporters for electroluminescent devices. Journal of Materials Chemistry C 2014, 2 (28), 5540-5552.

65. Kochapradist, P.; Sunonnam, T.; Prachumrak, N.; Namuangruk, S.; Keawin, T.; Jungsuttiwong, S.; Sudyoadsuk, T.; Promarak, V., Synthesis, characterization, and properties of novel bis(aryl)carbazole-containing N-coumarin derivatives. Tetrahedron Letters 2014, 55 (49), 6689-6693.

64. Khanasa, T.; Prachumrak, N.; Kochapradist, P.; Namuangruk, S.; Keawin, T.; Jungsuttiwong, S.; Sudyoadsuk, T.; Promarak, V., The design, synthesis, and characterization of D-pi-A-pi-A type organic dyes as sensitizers for dye-sensitized solar cells (DSSCs). Tetrahedron Letters 2014, 55 (21), 3244-3248.

63. Chitpakdee, C.; Namuangruk, S.; Khongpracha, P.; Jungsuttiwong, S.; Tarsang, R.; Sudyoadsuk, T.; Promarak, V., Theoretical studies on electronic structures and photophysical properties of anthracene derivatives as hole-transporting materials for OLEDs. Spectrochimica Acta Part a-Molecular and Biomolecular Spectroscopy 2014, 125, 36-45.

2013

62. Prachumrak, N.; Pojanasopa, S.; Namuangruk, S.; Kaewin, T.; Jungsuttiwong, S.; Sudyoadsuk, T.; Promarak, V., Novel Bis[5-(fluoren-2-yl)thiophen-2-yl]benzothiadiazole End-Capped with Carbazole Dendrons as Highly Efficient Solution-Processed Nondoped Red Emitters for Organic Light-Emitting Diodes. ACS Applied Materials & Interfaces 2013, 5(17), 8694–8703.

61. Liu, J.; Sun, Y.; Moonsin, P.; Kuik, M.; Proctor, C. M.; Lin, J.; Hsu, B. B.; Promarak, V.; Heeger, A. J.; Nguyen, T.-Q., Tri-Diketopyrrolopyrrole Molecular Donor Materials for High-Performance Solution-Processed Bulk Heterojunction Solar Cells. Advanced Materials 2013, 25(41), 5898-5903.

60. Prachumrak, N.; Pansay, S.; Namuangruk, S.; Keawin, T.; Jungsuttingwong, S.; Sudyoadsuk, T.; Promarak, V., Synthesis and Characterization of Carb­azole Dendrimers as Solution-Processed High TgAmorphous Hole-Transporting Materials for Electroluminescent Devices. European Journal of Organic Chemistry, 2013, 29, 6619-6623.

59. Sudyoadsuk, T.; Khunchalee, J.; Pansay, S.; Tongkasee, P.; Morada, S.; Kaewin, T.; Jungsuttiwong, S.; Promarak, V., An organic dye using N-dodecyl-3-(3,6-di-tert-butylcarbazol-N-yl)carbazol-6-yl as a donor moiety for efficient dye-sensitized solar cells. Tetrahedron Letters, 2013, 54, 4903-4907.

58. Khanasa, T.; Prachumrak, N.; Rattanawan, R.; Jungsuttiwong, S.; Keawin, T.; Sudyoadsuk, T.; Tuntulani, T.; Promarak, V., Bis(carbazol-9-ylphenyl)aniline End-Capped Oligoarylenes as Solution-Processed Nondoped Emitters for Full-Emission Color Tuning Organic Light-Emitting Diodes. The Journal of Organic Chemistry 2013, 78 (13), 6702–6713.

57. Kotchapradist, P.; Prachumrak, N.; Tarsang, R.; Jungsuttiwong, S.; Keawin, T.; Sudyoadsuk, T.; Promarak, V., Pyrene-functionalized carbazole derivatives as non-dope blue emitters for highly efficient blue organic light-emitting diodes. Journal of Materials Chemistry C 2013, 1, 4916-4924.

56. Moonsin, P.; Prachumrak, N.; Namuangruk, S.; Jungsuttiwong, S.; Keawin, T.; Sudyoadsuk, T.; Promarak, V., Novel bis(fluorenyl)benzothiadiazole-cored carbazole dendrimers as highly efficient solution-processed non-doped green emitters for organic light-emitting diodes. Chemical Communications 2013, 49 (57), 6388-6390.

55. Liu, J.; Zhang, Y.; Phan, H.; Sharenko, A.; Moonsin, P.; Walker, B.; Promarak, V.; Nguyen, T.-Q., Effects of Stereoisomerism on the Crystallization Behavior and Optoelectrical Properties of Conjugated Molecules. Advanced Materials 2013, 25(27), 3645–3650.

54. Sudyoadsuk, T.; Pansay, S.; Morada, S.; Rattanawan, R.; Namuangruk, S.; Kaewin, T.; Jungsuttiwong, S.; Promarak, V., Synthesis and Characterization of D–D–p–A-Type Organic Dyes Bearing Carbazole–Carbazole as a Donor Moiety (D–D) for Efficient Dye-Sensitized Solar Cells. European Journal of Organic Chemistry 2013, 23, 5051-5053.

53. Khanasa, T.; Prachumrak, N.; Rattanawan, R.; Jungsuttiwong, S.; Keawin, T.; Sudyoadsuk, T.; Tuntulani, T.; Promarak, V., An efficient solution processed non-doped red emitter based on carbazole-triphenylamine end-capped di(thiophen-2-yl)benzothiadiazole for pure red organic light-emitting diodes. Chemical Communications 2013, 49 (33), 3401-3403.

52. Kochapradist, P.; Prachumrak, N.; Tarsang, R.; Keawin, T.; Jungsuttiwong, S.; Sudyoadsuk, T.; Promarak, V., Multi-triphenylamine-substituted carbazoles: synthesis, characterization, properties and applications as hole-transporting materials. Tetrahedron Letters, 2013, 54, 3683–3687.

51. Prachumrak, N.; Namuangruk, S.; Keawin, T.; Jungsuttingwong, S.; Sudyoadsuk, T.; Promarak, V., Synthesis and Characterization of 9-(Fluorene-2-yl)anthracene Derivatives as Efficient Non-Doped Blue Emitters for Organic Light-Emitting Diodes. European Journal of Organic Chemistry, 2013, 2013, 18, 3825-3834.

50. Meeprasert, J.; Jungsuttiwong, S.; Truong, T. N.; Namuangruk, S., Effects of Amine Organic Groups as Lattice in ZSM-5 on the Hydrolysis of Dimethyl Ether. Journal of Molecular Graphics and Modelling, 2013, 43, 31-40.

49. Meeprasert, J.; Jungsuttiwong, S.; Namuangruk, S., Location and Acidity of Bronsted acid sites in Isomorphously Substituted LTL Zeolite: A Periodic Density Functional Study. Microporous and Mesoporous Materials, 2013, 175, 99-106.

48. Sirithip, K.; Morada, S.; Namuangruk, S.; Keawin, T.; Jungsuttiwong, S.; Sudyoadsuk, T.; Promarak, V., Synthesis and characterization of β-pyrrolic functionalized porphyrins as sensitizers for dye-sensitized solar cells. Tetrahedron Letters, 2013, 54, 2435-2439.

47. Khanasa T., Prachumrak, N., Rattanawan R., Jungsuttiwong S., Kaewin T.,  Sudyoadsuk T., Tuntulani T., Promarak V. Efficient Solution Processed Non-doped Red Emitter Based on Carbazole-triphenylamine End-capped Di(thiophen-2-yl)benzothiadiazole for Pure Red Organic Light-emitting Diode. Chemical Communications, 2013, 49, 3401-3403.

46. Khanasa T., Jantasing N., Morada S., Leesakul N., Tarsang R., Namuangruk S., Kaewin T., Jungsuttiwong S., Sudyoadsuk T., Promarak V. Synthesis and Characterization of 2D-D-p-A-Type Organic Dyes Bearing Bis(3,6-di-tert-butylcarbazol-9-ylphenyl)aniline as Donor Moiety for Dye-Sensitized Solar Cells. European Journal of Organic Chemistry, 2013, 13, 2608-2620.

45. Jungsuttiwong, S.; Tarsang, R.; Sudyoadsuk, T.; Promarak, V.; Khongpracha, P.; Namuangruk, S. Theoretical Study on Novel Double Donor-based Dyes used in High Efficient Dye-sensitized Solar Cells: The Application of TDDFT Study to The Electron Injection Process, Organic Electronics, 2013, 14(3), 711-722.

2012

44. Namuangruk, S.; Fukuda, R.; Ehara, M.; Meeprasert, J.; Khanasa, T.; Morada, S.; Kaewin, T.; Jungsuttiwong, S.; Sudyoadsuk, T.; Promarak, V., D-D-p-A Type Organic Dyes for Dye-Sensitized Solar Cells with a Potential of Direct Electron Injection and High Extinction Coefficient: Synthesis, Characterization, and Theoretical Investigation. The Journal of Physical Chemistry C, 2012, 116(49), 25653-25663.

43. Khunchalee, J.; Tarsang, R.; Jungsuttiwong, S.; Keawin, T.; Sudyoadsuk, T.; Promarak, V., Synthesis, Characterization and Properties of 7,7′-bis(3,6-di-tert-butylcarbazol-N-yl)-substituted fluorenyl-oligothiophenes, Tetrahedron Letters, 2012, 53, 5939-5943.

42. Khunchalee J.; Tarsang, R.; Prachumrak, N.; Jungsuttiwong, S.; Keawin, T.; Sudyoadsuk, T.; Promarak, V., Synthesis and Properties of Oligofluorene-thiophenes as Emissive Materials for Organic Electroluminescent Devices: Color-tuning from Deep Blue to Orange, Tetrahedron, 2012, 68, 8416-8423.

41. Prachumrak, N.; Thangthong A. M.;  Tarsang, R.; Keawin, T.; Jungsuttiwong, S.; Sudyoadsuk, T.; Promarak, V., Synthesis, Characterization, Physical Properties and Applications of Highly Fluorescent Pyrene-functionalized 9,9-bis(4-diarylaminophenyl)fluorene in Organic Light-emitting diodes, Tetrahedron Letters, 2012, 53, 5492-5494.

40. Thangthong A. M.; Prachumrak, N.; Namuangruk S.; Jungsuttiwong, S.; Keawin, T.;Sudyoadsuk, T.; Promarak, V., Synthesis, Properties and Applications of Biphenyl Functionalized 9,9-Bis(4-diphenylaminophenyl)fluorenes as Bifunctional Materials for Organic Electroluminescent Devices. European Journal of Organic Chemistry, 2012, 27, 5263-5274.

39. Pansay, S.; Prachumrak, N.; Jungsuttiwong, S.; Keawin, T.; Sudyoadsuk, T.; Promarak, V. Multibromo-N-Alkyllcarbazoles: Synthesis, Characterization and Their Benzo[b]thiophene Derivatives, Tetrahedron Letters, 2012, 53, 4568-4572.

38. Jungsuttiwong, S.; Tarsang, R.; Surakhot, Y.; Khunchalee, J.; Sudyoadsuk, T.; Promarak, V.; and Namuangruk, S. Theoretical Study of α-Fluorenyl Oligothiophenes as Color Tunable Emissive Materials for Highly Efficient Electroluminescent Device. Organic Electronics, 2012, 13, 1836-1843.

37. Muenmart, D.; Tarsang, R.; Jungsuttiwong, S.; Keawin, T.; Sudyoadsuk, T.; Promarak, V., Synthesis and Properties of Fluorene-oligothiophenes Perylenediimide Triads and Their Electropolymerizations. Journal of Materials Chemistry, 2012, 22, 14579-14586.

36. Meunmart, D., Prachumrak,  N.; Keawin, T.; Jungsuttiwong, S.; Sudyoadsuk, T.; Promarak, V., Bis(4-diphenylaminophenyl)carbazole end-Capped Fluorene as Solution-processed Deep-blue Light-emitting and Hole-transporting Materials for Electroluminescent Devices, Tetrahedron Letters, 2012, 53, 3615-3618.

35. Rohschat, W.; Kacha, M.; Yoosuk, B.; Sudyoadsuk, T. and Promarak, V., Biodiesel Production Based on Heterogeneous Process Catalyzed by Solid Waste Coral Fragment, Fuel, 2012, 98, 194-202.

34. Jungsuttiwong, S.; Yakhanthip, T.; Surakhot, Y.; Khunchalee, J.; Sudyoadsuk, T.; Promarak, V.; Kungwan, N. and Namuangruk, S. The Effect of Conjugated Spacer on Novel Carbazole Derivatives for Dye-sensitized Solar Sells: Density Functional Theory/Time-dependent Density Functional Theory Study.  Journal of Computational Chemistry. 2012, 33, 1517-1523.

33. Thangthong A. M.; Prachumrak, N.; Tarsang, R.; Keawin, T.; Jungsuttiwong, S.; Sudyoadsuk, T.; Promarak, V., Blue Light-emitting and Hole-transporting Materials Based on 9,9-bis(4-diphenylaminophenyl)fluorenes for Efficient Electroluminescent Devices. Journal of Materials Chemistry, 2012, 22, 6869-6877.

32. Moonsin, P.; Prachumrak, N.; Rattanawan, R.; Keawin, T.; Jungsuttiwong, S.; Sudyoadsuk, T.; Promarak, V., Carbazole Dendronised Triphenylamines as Solution Processed High Tg Amorphous Hole-Transporting Materials for Organic Electroluminescent Devices. Chemical Communications, 2012, 48, 3382-3384.

31. Thangthong, A. M.; Meunmart, D.; Prachumrak, N.;  Jungsuttiwong, S.;  Keawin, T.; Sudyoadsuk, T.; Promarak, V. Synthesis and Characterization of 9,10-substituted Anthracene Derivatives as Blue Light-emitting and Hole-transporting Materials for Electroluminescent Devices, Tetrahedron, 2012, 68, 1853-1861.

2011

30. Moonsin, P.; Sirithip, K.; Jungsuttiwong, S.; Keawin, T.; Sudyoadsuk, T.; Promarak, V., meso-Multi(iodophenyl) porphyrins: synthesis, isolation and identification. Tetrahedron Letters, 2011, 37, 4795-4798.

29. Thaengthong, A. M.; Saengsuwan, S.; Jungsuttiwong, S.; Keawin, T.; Sudyoadsuk, T.; Promarak, V., Synthesis and characterization of high Tg carbazole-based amorphous hole-transporting materials for organic light-emitting devices. Tetrahedron Letters, 2011, 37, 4749-4752.

28. Yakhanthip, T.; Jungsuttiwong, S.; Namuangruk, S.; Kungwan, N.; Promarak, V.; Sudyoadsuk, T.; Kochpradist, P., Theoretical Investigation of Novel Carbazole-Fluorene based D-pi-A Conjugated Organic Dyes as Dye-Sensitizer in Dye-Sensitized Solar Cells (DSCs). Journal of Computational Chemistry, 2011, 32, 1568-1576.

27 Thangthong, A. M.; Meunmart, D.; Prachumrak, N.; Jungsuttiwong, S.; Keawin, T.; Sudyoadsuk, T.; Promarak, V., Bifunctional anthracene derivatives as non-doped blue emitters and hole-transporters for electroluminescent devices. Chemical Communications, 2011, 47, 7122-7124.

26. Saengsuwan, S.; Tongkasee, P.; Sudyoadsuk, T.; Promarak, V.; Keawin, T.; Jungsuttiwong, S., Non-isothermal crystallization kinetics and thermal stability of the in situ reinforcing composite films based on thermotropic liquid crystalline polymer and polypropylene. Journal of Thermal Analysis and Calorimetry, 2011, 103, 1017-1026.

2010

25. Kumchoo, T.; Promarak, V.; Sudyoadsuk, T.; Sukwattanasinitt, M.; Rashatasakhon, P., Dipyrenylcarbazole Derivatives for Blue Organic Light-Emitting Diodes. Chemistry-an Asian Journal, 2010, 5, 2162-2167.

24. Jungsuttiwong, S.; Namuangrak, S.; Promarak, V.; Sudyoadsuk, T.; Vannarat, S., Computer-aided Design of OLED Materials: A Molecular Modeling Approach for Optical Properties of Alpha-Fluorenyl Oligothiophenes. Journal of Theoretical & Computational Chemistry, 2010, 9, 993-1007.

2009

23. Phoka, S.; Laokul, P.; Swatsitang, E.; Promarak, V.; Seraphin, S.; Maensiri, S., Synthesis, structural and optical properties of CeO(2) nanoparticles synthesized by a simple polyvinyl pyrrolidone (PVP) solution route. Materials Chemistry and Physics, 2009, 115, 423-428.

22. Labuayai, S.; Promarak, V.; Maensiri, S., Synthesis and optical properties of nanocrystalline ZnO powders prepared by a direct thermal decomposition route. Applied Physics a-Materials Science & Processing, 2009, 94, 755-761.

2008

21. Promarak, V.; Ichikawa, M.; Sudyoadsuk, T.; Saengsuwan, S.; Jungsuttiwong, S.; Keawin, T., Thermally and electrochemically stable amorphous hole-transporting materials based on carbazole dendrimers for electroluminescent devices. Thin Solid Films, 2008, 516, 2881-2888.

20. Wenger, L. E.; Tsoi, G. M.; Suryanarayanan, R.; Sudyoadsuk, T., Effect of Cr-doping on the magnetic and electrical properties of La(0.4)Ca(0.6)MnO(3). Journal of Applied Physics, 2008, 103 07F723.

19. Maensiri, S.; Laokul, P.; Klinkaewnarong, J.; Phokha, S.; Promarak, V.; Seraphin, S., Indium oxide (In2O3) nanoparticles using Aloe vera plant extract: Synthesis and optical properties. Optoelectronics and Advanced Materials-Rapid Communications, 2008, 2, 161-165.

18. Labuayai, S.; Promarak, V.; Maensiri, S., Optical properties of Mg(x)Zn(1-x)O nanoparticles synthesized by a direct thermal decomposition route. Optoelectronics and Advanced Materials-Rapid Communications, 2008, 2, 798-801.

2007

17. Promarak, V.; Saengsuwan, S.; Jungsuttiwong, S.; Sudyoadsuk, T.; Keawin, T., Synthesis and characterization of N-carbazole end-capped oligofluorenes. Tetrahedron Letters, 2007, 48, 89-93.

16. Promarak, V.; Ruchirawat, S., Synthesis and properties of N-carbazole end-capped conjugated molecules. Tetrahedron, 2007, 63, 1602-1609.

15. Promarak, V.; Punkvuang, A.; Sudyoadsuk, T.; Jungsuttiwong, S.; Saengsuwan, S.; Keawin, T.; Sirithip, K., Synthesis and characterization of N-carbazole end-capped oligofluorene-thiophenes. Tetrahedron, 2007, 63, 8881-8890.

14. Promarak, V.; Punkvuang, A.; Meunmat, D.; Sudyoadsuk, T.; Saengsuwan, S.; Keawin, T., Synthesis, optical, electrochemical, and thermal properties of conjugated alpha-fluorenyl oligothiophenes. Tetrahedron Letters, 2007, 48, 919-923.

13. Promarak, V.; Punkvuang, A.; Jungsuaiwong, S.; Saengsuwan, S.; Sudyoadsuk, T.; Keawin, T., Synthesis, optical, electrochemical, and thermal properties of alpha,alpha ‘-bis(9,9-bis-n-hexylfluorenyl)-substituted oligothiophenes. Tetrahedron Letters, 2007, 48, 3661-3665.

12. Promarak, V.; Pankvuang, A.; Ruchirawat, S., Synthesis and characterization of novel N-carbazole end-capped oligothiophene-fluorenes. Tetrahedron Letters, 2007, 48, 1151-1154.

11. Promarak, V.; Ichikawa, M.; Sudyoadsuk, T.; Saengsuwan, S.; Keawin, T., Synthesis and properties of hole-transporting fluorene linked bistriphenylamine. Optical Materials, 2007, 30, 364-369.

10. Promarak, V.; Ichikawa, M.; Sudyoadsuk, T.; Saengsuwan, S.; Jungsuttiwong, S.; Keawin, T., Synthesis of electrochemically and thermally stable amorphous hole-transporting carbazole dendronized fluorene. Synthetic Metals, 2007, 157, 17-22.

9. Pato, K.; Swatsitang, E.; Jareonboon, W.; Maensiri, S.; Promarak, V., Synthesis, structural and optical properties of nanocrystalline ZnO powders prepared by a PVA-polymer complex solution route. Optoelectronics and Advanced Materials-Rapid Communications, 2007, 1, 287-293.

8. Maensiri, S.; Masingboon, C.; Promarak, V.; Seraphin, S., Synthesis and optical properties of nanocrystalline V-doped ZnO powders. Optical Materials, 2007, 29, 1700-1705.

7. Maensiri, S.; Masingboon, C.; Laokul, P.; Jareonboon, W.; Promarak, V.; Anderson, P. L.; Seraphin, S., Egg white synthesis and photoluminescence of platelike clusters of CeO2 nanoparticles. Crystal Growth & Design, 2007, 7, 950-955.

2006

6. Promarak, V.; Ichikawa, M.; Meunmart, D.; Sudyoadsuk, T.; Saengsuwan, S.; Keawin, T., Synthesis and properties of stable amorphous hole-transporting molecules for electroluminescent devices. Tetrahedron Letters, 2006, 47, 8949-8952.

5. Maensiri, S.; Laokul, P.; Promarak, V., Synthesis and optical properties of nanocrystalline ZnO powders by a simple method using zinc acetate dihydrate and poly(vinyl pyrrolidone). Journal of Crystal Growth, 2006, 289, 102-106.

2005

4. Vinich Promarak and Aradee Pankwaung, Synthesis and characterization of porphyrin dendrimers, Journal of Ubon Rajathanee University, 2005, 1, 69.

3. Vinich Promarak and Aradee Pankwaung, Photo-physical properties of porphyrin dendrimers as red light-emitters for organic light-emitting diode (OLED), KMITL Science Journal, 2005, 5, 539.

2. Vinich Promarak and Aradee Pankwaung, Synthesis and characterization of novel blue light-emitting hole-transporting materials, Suranaree Journal of Science and Technology, 2005, 12, 323.

2004

1. Vinich Promarak, Organic light-emitting diode (OLED): A bright future for displays, Journal of Ubon Rajathanee University, 2004, 2, 43.

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