Science Staff UBU

					  		
		ผศ.ดร.ทินกร แก้วอินทร์
		Tinnagon Keawin
	   Department : ภาควิชาเคมี 

	   Room : 

     Phone : 4131

     Mobile : 4131

     E-mail : tin_krub@yahoo.com	 
Education1998-2005        Doctor of Philosophy (Organic Chemistry), under supervision of Assoc. Prof. Dr. Shuleewan  Rajviroongit, Faculty of Graduate Studies, Mahidol University, Bangkok Thailand Thesis title: “Synthesis of endoperoxide of anthracene derivatives and their biological activities and Chemistry of     4,6-dimethoxyindole derivatives ; Photooxidation and Nitration”
1994-1997         Bachelor of Science (2nd Honor, Chemistry), Khon Kean University, Khon Kean, Thailand.

Research interest

Synthesis, characterisations and studied physical properties of porphyrin and 4,6- dimethoxy indole derivatives as materials for dye-sensitized solar cells.

Synthesis and characterisations of novel organic additive materials for polymers.

Research grant

2017                 Vidyasirimedhi Institute of Science and Technology (VISTEC)
2015                 National Research council of Thailand
2010                 National Research council of Thailand
2008                 The Thailand Research Fund and the Office of the Higher Education Commission
2007                 Thailand Toray Science Foundation (TTSF)
2000-2005         The Royal Golden Jubilee Ph. D. Program/ The Thailand Research Fund

1998-1999         Scholarship under the Ministry of Staff Development Project of Ministry of University Affairs of Ubon Ratchathani University.

Working experience

2005 Lecturer (Ubon Ratchathani University) Department of Chemistry, Faculty of Science, Ubon Ratchathani University, Ubon Ratchathani

Publication

1. Keawin T.; Rajviroongit S.; Black D StC. “Reaction of some 4,6-dimethoxyindoles with nitric acid: nitration and oxidative dimerisation” Tetrahedron, 2005, 61, 853-861.

2. 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.

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

4. Promarak V.; Pankvuang A.; Jungsuttiwong S.; Saengsuwan S.; Sudyoadsuk T.; Keawin T. “Synthesis, optical, electrochemical and thermal properties of a,a'-bis(9,9-bis-n-hexylfluorenyl)-substituted oligothiophenes” Tetrahedron Letters, 2007, 48, 3661-3665.

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

6. 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

7. Thaengthong A.; 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, 52, 4749-4752.

8. Moonsin P.; Sirithip K.; Jungsuttiwong S.; Keawin T.; Sudyoadsuk T.; Promarak V. “meso-Multi(iodophenyl) porphyrins: synthesis, isolation, and identification” Tetrahedron Letters, 2011, 52, 4795-4798.

9. 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.

10. Meunmart D.; Prachumrak N.; Keawin T.; Jungsuttiwong S.; Sudyoadsuk T.; Promarak V. “Corrigendum to 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.

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

12. 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, 5540–5552.

13. 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, 6689–6693.

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

15. 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, 882 – 893.

16. 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, 5,16422–16432.

17. 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, 26569–26579.

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

19. 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.

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

21. Keawin T.; Tarsang R.; Sirithip K.; Prachumrak N.; Sudyoadsuk T.; Namuangruk S.; Roncali J.; Kungwan N.; Promarak V.; Jungsuttiwong S. “Anchoring number-performance relationship of zinc-porphyrin sensitizers for dye-sensitized solar cells: A combined experimental and theoretical study” Dyes and Pigments, 2017,136, 697-706.

22. Jungsuttiwong S.; Sirithip K.; Namuangruk S.; Tarsang R.; Sudyoadsuk T.; Namuangruk S.; Kungwan N.; Promarak V.; and Keawin T. “Significant enhancement in the performance of porphyrin for dye-sensitized solar cells: aggregation control using chenodeoxycholic acid” New J. Chem, 2017, 41, 7081-7091.

23. Hadsadee, S.; Promarak, V.; Sudyoadsuk, T.; Keawin, T.; Kungwan, N. and Jungsuttiwong, S. Theoretical Study on Factors Influencing the Efficiency 4 of D–p¢–A–p¢–A Isoindigo-Based Sensitizer for Dye-Sensitized Solar Cells, Journal of Electronic Materials, 2020, 49, 318 – 332.

Skills

Organic synthesis

Trainings

2017 Vidyasirimedhi Institute of Science and Technology (VISTEC)

2003 The University of New South Wales under The Royal Golden Jubilee Ph. D. Program/ The Thailand Research Fund