1. Sletten, R.S., I.G. Choi, B.F. Hrutfiord, and F.C. Ugolini. 1992. Organic matter transformation in spodosols assessed by 13C-NMR. Presented at the 6th International Humic Substances Society (IHSS), September 20-25, Monopoli, Italy.

2. In-Gyu Choi, Eui-Bae Jeung, Jae-Won Lee. 2003. Biodegradation of dibutylphthalate by wood rot fungi, Daldinia concentrica, and evaluation on its estrogenic activity. Proceeding of the International Association of Wood Products Societies 2003. Vol. 1: 522-529

3. Myung-Kil Kim, Don-Ha Choi, In-Gyu Choi, Eui-Bae Jeung, Sung-Suk Lee, Hyun Park, Joon-Weon Choi and Jae-Won Lee. 2004. Biodegradation Characteristics of Phthalate Esters by Wood Rot Fungi. Forest Products Society 58th Annual Meeting. June 27-30, 2004, Amway Grand Plaza Hotel, Grand Rapids, Michigan, USA. Poster27

4. Bon-Wook Koo, Soo-Min Lee, Don-Ha Choi, In-Gyu Choi. 2004. Chemical and physical characteristics and evaluation of the remaining enzyme activities in log wood for oak mushroom production. Abstracts of the 54th Annual Meeting of the Japan Wood Research Society, p 438

5. Soo-Min Lee, Sung-Suk Lee, Myung-Kil Kim, Joon-Weon Choi, In-Gyu Choi. 2004. The role of esterase in the initial biodegradation step of diethylhexyl phthalate by white rot fungus, Polyporus brumalis. Abstracts of the 54th Annual Meeting of the Japan Wood Research Society, p 374

6. Won-Sil Choi, In-Ho Choi, Sang-Chul Shin, Ji-Du Park, Il-Kwon Park, Don-Ha Choi, Mi-Jin Park, In-Gyu Choi. 2004. Antifungal activities of methanol extract of Styrax japonica Sieb. et Zucc. Abstracts of the 54th Annual Meeting of the Japan Wood Research Society, p 650

7. Sung-Suk Lee, Myung-Kil Kim, Don-Ha Choi, Soo-Min Lee, In-Gyu Choi. 2004. Characterization of gene encoding manganese peroxidase from the lignin-degrading fungus Polyporus brumalis. Abstracts of the 54th Annual Meeting of the Japan Wood Research Society, p 438

8. Lee, Soo-Min, Kim, Myung-Kil, Lee, Sung-Suk, Choi, In-Gyu. 2004. Role of ligninolytic enzymes after initial de-esterification in the degradation of phthalates by Polyporus brumalis. 2004 11. 5.(The 4th Conference on Fungal Genetics and Molecular Biology, 24page. Fungal Molecular Biology Society of Japan, 2004. 11. 4-5, Sendai Civic Hall, 일본사상균연구회, 센다이)

9. Choi, In-Gyu. 2004. Biodegradation of phthalate esters by white rot fungi. 2004. 11. 12(Proceedings of The Hokkaido branch of The Japan Wood Research Society, N0 36, 5-6; 2004 11.10-13)

10. Soo-Min Lee, Ki-Ryung Park, Ha-Young Kang, Myung-Kil Kim, In-Gyu Choi. 2005. Comparison of di-ethylhexyl phthalate and di-butyl phthalate degradation products by white rot fungus, Polyporus brumalis. Abstracts of the 55th Annual Meeting of the Japan Wood Research Society, p 159

11. Mi-Jin Park, Ki-Seob Gwak, Won-Sil Choi, Eui-Bae Jeung, Je-Won Chang, In-Gyu Choi. 2005. Investigation of active antifungal compounds of the essential oil from Leptospermum petersonii against dermatophytes. Abstracts of the 55th Annual Meeting of the Japan Wood Research Society, p 132

12. Jae-Won Lee, Soo-Min Lee, Ji-Yoon Lee, and In-Gyu Choi. Screening of Edible Mushrooms for the Production of Lovastatin and Evaluation on Their HMG CoA Reductase Inhibitory Activity. 2005. 2005 International Meeting of the Federation of Korean Microbiological Societies. (Poster E012)

13. Bon-Wook Koo, Soo-Min Lee, Jae-Won Lee, Joon-Won Choi, Don-Ha Choi, In-Gyu Choi. 2005. Optimal conditions for the hydrolysis of log woods using supercritical water. Proceedings of International Symposium on Wood Science and Technology. IAWPS2005. Vol. 1 : 229-230

14. Mi-Jin Park, Ki-Seob Gwak, Eui-Bae Jeung, Je-Won Chang, Ki-Woo Kim, In-Gyu Choi. 2005. Characteristics of terpenes on antifungal activity against Trichophytom mentagrophytes. Proceedings of International Symposium on Wood Science and Technology. IAWPS2005. Vol. 1 : 284-285

15. Ki-Ryeong Park, Soo-Min Lee, Jae-Won Lee, Myung-Kil Kim, In-Gyu Choi. 2005. Evaluation on the ligninolytic enzymes during biodegradation of di-butyl phthalate by white rot fungus, Polyporus brumalis. Proceedings of International Symposium on Wood Science and Technology. IAWPS2005. Vol. 2 : 430-431 (poster)

16. Ki-Seob Gwak, Mi-Jin Park, Eui-Bae Jeung, Je-Won Chang, In-Gyu Choi. 2005. Deodorant components of the essential oil of Cryptomeria japonica against BTX and formaldehyde. Proceedings of International Symposium on Wood Science and Technology. IAWPS2005. Vol. 2 : 332-333 (poster)

17. Jun-Yeong Park, Ha-Young Kang, Hyun-Jin Jo, In-Gyu Choi. 2005. Isolation and characterization of antifungal compounds from Boehmeria tricuspis Makino. Proceedings of International Symposium on Wood Science and Technology. IAWPS2005. Vol. 2 : 334-335 (poster)

18. Jae-Won Lee, Bon-Wook Koo, Soo-Min Lee, In-Gyu Choi. 2005. Analysis of extracellular proteins from Lentinula edodes grown on cellulose substrate. Proceedings of International Symposium on Wood Science and Technology. IAWPS2005. Vol. 2 : 259-260 (poster)

19. Myungkil-Kim, Don-Ha Choi, In-Gyu Choi, Eui-Bae Jeung, Sung-Suk Lee, Hyun Park, Joon-Weon Choi, Soo-Min Lee. 2005. Biodegradation of diethylhexyl phthalate by white rot fungi (공동저자). Proceedings of International Symposium on Wood Science and Technology. IAWPS2005. Vol. 2 : 397-398 (poster)

20. Jae-Won Lee, Hyuk-Jin Lee, In-Gyu Choi. 2006. Enzymatic saccharification of lignocellulosic biomass using Laetiporus sulphureus and analysis of related enzyme. 2006 International Meeting of the Microbiological Society of Korea. C009. 한국미생물학회국제학술발표회 (2006년 6월)

21. Jae-Won Lee, Bon-Wook Koo, In-Gyu Choi. 2006. Evaluation on the utilization possibility of waste mushroom logs as biomass resource using enzyme analysis. 8th International Mycological Conference, Cairns Convention Centre, Australia (August 21-26, 2006)

22. Jae-Won Lee, Jun Yeong Park, Hyuk-Jin Lee, In-Gyu Choi. 2006. Screening of wood rot fungi related to biodegradation of dimethyl phthalate and evaluation of its enzymes. 8th International Mycological Conference, Cairns Convention Centre, Australia (August 21-26, 2006)

23. Jae-Won Lee and In-Gyu Choi. 2006. Purification of cellobiohydrolase from Fomitopsis pinicola for the enzymatic saccharification of lignocellulosic biomass. 232nd American Chemical Society National Meeting & Exposition, Moscone Center, San Francisco, CA, USA(September 10-14, 2006)

24. Ki-Seob Gwak, Jae-Won Lee, Mi-Jin Park, and In-Gyu Choi. 2006. Antifungal activities of the extracts from liquid culture media of wood-rotting fungi against dermatophytes. 232nd American Chemical Society National Meeting & Exposition, Moscone Center, San Francisco, CA, USA(September 10-14, 2006)

25. Hwanmyeong Yeo, Don-Ha Choi, Joon-Weon Choi, Changdeuk Eom, Yeonjung Han, Bon-Wook Koo, In-Gyu Choi. 2007. 5. Recent Status of Bio-energy in Korea. International Symposium on Advanced Biomass Science and Technology for Bio-based Products, China.

26. Jae-Won Lee, Jun-Yeong Park, In-Gyu Choi. 2007. 5. Biological Pretreatment of Pinus densiflora by White Rot Fungus, Stereum hirsutum for Enzymatic Saccharification. International Symposium on Advanced Biomass Science and Technology for Bio-based Products. China

27. Bon-Wook Koo, Byeong-Cheol Min, Hwnmyeong Yeo, In-Gyu Choi. 2007. 5. Alkali and Acid Preatment of Polulus euramericana for the Production of Bioethanol. International Symposium on Advanced Biomass Science and Technology for Bio-based Products. China

28. Jae-Won Lee, Ki-Seob Gwak, Bon-Wook Koo, In-Gyu Choi. 2007. 6. Characterization of β-Glucosidase from Laetiporus sulphureus on Enzymatic Saccharification of Lignocellulosic Biomass. 14th ISWFPC and 12th APPW Pre Symposium. South Africa

29. Mi-Jin Park, Ki-Seob Gwak, Geun-Shik Lee, Eui-Bae Jeung, Je-Won Chang, In-Gyu Choi. 2007.6. Biological Activities of Essential Oils from Chamaecyparis obtusa. 14th ISWFPC and 12th APPW Pre Symposium. South Africa

30. Bon-Wook Koo, Soo-Min Lee, Jae-Won Lee, In-Gyu Choi. 2007.7. Analysis of Chemical and Physical Properties and Supercritical Water Hydrolysis of Mushroom Waste Logs to Use as a Biomass for Producing Bioethanol. The Asian New and Renewable Energy Technology Symposium 2007. Mongolia (oral)

31. Bon Wook Koo, Na-Hyun Park, Chang-Deuk Eom, Hwan-Myeong Yeo, Keun-Ok Ryu, and In-Gyu Choi. 2008. Chemical and physical characterization of Liriodendron tulipifera on growth periods. 30th Symposium on Biotechnology for Fuels and Chemicals. New Orleans, USA. p 63 (2008. 5.4-7) poster

32. 윤경진, 박준호, 엄창득, 한연중, 최인규, 이전제, 여환명. 2008. Control of discoloration of Cedar wood and Yellow-poplar by drying , UV Irradiation, Acid treatment, and Heat treatment. Forest Products Society, 62nd International Convention. 2008. 6.22 St. Louis (Missouri), 미국

33. Bon-Wook Koo, Byeong-Cheol Min, Ho-Yong Kim, Nahyun Park, Hwanmyeong Yeo, Soo-Min Lee, Hoon Kim, In-Gyu Choi. 2008. ACID-FREE ORGANOSOLV PRETREATMENT FOR THE HIGH-LIGNIN LIGNOCELLULOSICS. 10th European Workshop on Lignocellulosics and Pulp. Aug. 25-28, Stockholm, Sweden.

34. Nahyun Park, Bon-Wook Koo, Ho-Yong Kim, Soo-Min Lee, Hoon Kim, Joon-Weon Choi, In-Gyu Choi. 2008. The effect of ball milling process on organosolv pretreatment of Pitch pine(Pinus rigida). Proceedings of International Symposium on Wood Science and Technology. IAWPS2008. Harbin, PR China. : 299-300 (poster)

35. Bon-Wook Koo, Ho-Yong Kim, Nahyun Park, Hwanmyeong Yeo, Soo-Min Lee, Hoon Kim, In-Gyu Choi. 2008. The Evaluation of organosolv pretreatment with various catalysts for Liriodendron tulipifera. Proceedings of International Symposium on Wood Science and Technology. IAWPS2008. Harbin, PR China. : 301-302 (oral)

36. Byung-Cheol Min, Soo-Min Lee, Don-Ha Choi, In-Gyu Choi, Joon-Weon Choi. 2008. Behavior of lignin macromolecules during novel saccharification process of lignocellulosics by supercritical water system. Proceedings of International Symposium on Wood Science and Technology. IAWPS2008. Harbin, PR China. : 265-266 (oral)

37. Su-Yeon Lee, Ki-Seob Gwak, Jun-Jae Lee, Ha-Young Kang, Hyun-Jin Jo, In-Gyu Choi. 2008. Antifungal activity of extracts from Cryptomeria japonica against dermatophytes. Proceedings of International Symposium on Wood Science and Technology. IAWPS2008. Harbin, PR China. : 309-310 (poster)

38. Ho-Yong-Kim, In Yang, Sye-Hee Ahn, In-Gyu Choi, Sei-Chang Oh. 2008. Development of okara-based adhesives for bonding fancy veneer onto high-density fiberboard. Proceedings of International Symposium on Wood Science and Technology. IAWPS2008. Harbin, PR China. : 427-428 (poster)

39. Ki-Seob Gwak, Ho-Yong Kim, Ha-Young Kang, Eui-Bae Jeung, In-Gyu Choi. 2008. Biodegradation of polychlorinated biphenyls (PCBs) by the white-rot fungi. Proceedings of International Symposium on Wood Science and Technology. IAWPS2008. Harbin, PR China. : 359-360 (oral)

40. K.J. Yoon, C.D. Eom, J.H. Park, Y.W. Lee, I.G. Choi, J.J. Lee, H.M. Yeo. 2008. Heat and UV treatment for controlling of discoloration in cedar wood (Cryptomeria japonica). Proceedings of International Symposium on Wood Science and Technology. IAWPS2008. Harbin, PR China. : 95-96 (oral)

41. In-Gyu Choi, Ki-Seob Gwak, Ho-Yong Kim, and Hak Lae Lee. 2008. Researches on Essential Oils, Tree Saps, and Dye Resources in Korea. Proceesings of The Third Joint Seminar 2008 of China-Korea-Japan on Wood Quality and Utilization of Domestic Species. 17-19 December 2008. Miyazaki Prefectural Wood Utilization Research Center, Miyakonojo, Japan. PartII 11-30 (oral)

42. B.W. Koo, N. Park, H. Yeo, S.Y. Lee, H.Y. Kim, I.G. Choi. 2009. Organosolv pretreatment of Liriodendron tulipifera with acid and alkali catalysts. Proceedings of 31st Symposium on Biotechnology for Fuels and Chemicals. : San Francisco, California, USA, 2009. 5 : (poster)

43. N. Park, B.W. Koo, H. Yeo, I.G. Choi. 2009. Effect of solvent extraction on pretreatment process of Pinus rigida. Proceedings of 31st Symposium on Biotechnology for Fuels and Chemicals. San Francisco, California, USA, 2009. 5 : (poster)

44. Bon-Wook Koo, Ho-Yong Kim, Nahyun Park, Hwanmyeong Yeo, Hoon Kim, In-Gyu Choi. 2009. Lignin variation in the organosolv pretreatment process for hardwood (Liriodendron tulipifera) on enzymatic hydrolysis. International Biorefinery Conference 2009, Syracuse, USA. 2009. 10 : (oral)

45. Byeong-Cheol Min, Bon-Wook Koo, Nahyun Park, Hoon Kim, In-Gyu Choi. 2009. Variation of enzyme adsorption and surface morphology of Liriodendron tulipifera by dilute acid pretreatment. International Biorefinery Conference 2009, Syracuse, USA. 2009. 10 : (oral)

46. Bon-Wook Koo, Ki-Seob Gwak, Han-Seob Jeong, Hwanmyeong Yeo, and In-Gyu Choi. 2009. Characteristic Changes in Biomass(Liriodendron tulipifera) by Organosolv Prestment on Enzymatic Hydrolysis. Proceesings of The Fourth Joint Seminar 2009 of China-Korea-Japan on Wood Production and Utilization of Domestic Species. August 31 - September 1 2009. Northeast Forestry University, Harbin, PR China. pp 119-130 (oral)

47. Chang-Deuk Eom, Joon-Ho Park, Yoon-Seong Chang, Kung-Jin Yoon, In-Gyu Choi, Jun-Jae Lee, Hwanmyeong Yeo. 2009. Measurement of moisture contents by NIR and analysis of drying stress in wood during drying. Proceesings of The Fourth Joint Seminar 2009 of China-Korea-Japan on Wood Production and Utilization of Domestic Species. August 31 - September 1 2009. Northeast Forestry University, Harbin, PR China. pp 59-65 (oral)

48. Kim, K. H., Lee, S. M., Choi, I. G., Choi, J. W. 2009. Evaluation of structural modification of lignin macromolecules during supercritical water treatment. 15th International symposium for wood, fiber and pulping chemistry. June 15-18. Oslo, Norway.

49. H.Y. Kim, H.S. Jeong, I.Yang, S.H. Ahn and I.G. Choi. 2010. Alkali pretreatment of rapeseed straw for ethanol production. 32nd Symposium on Biotechnology for Fuels and Chemicals. 4.19 - 4.22. Clearwater Beach, FL, USA. (poster)

50. K.S Gwak, N.Park, H. Yeo, J.W. Choi and I.G. Choi. 2010. Effect of successive biological, physical and organosolv pretreatments of Liriodendron tulipifera for bioethanol production. 32nd Symposium on Biotechnology for Fuels and Chemicals. 4.19 - 4.22. Clearwater Beach, FL, USA. (poster)

51. Han-Seob Jeong, Hye-Yun Kim, Ho-Yong Kim, Sye Hee Ahn, In Yang, and In-Gyu Choi. 2010. Chemically Separated Sugars from Rapeseed Cake with Various Hydrolysis Conditions. 64th International Convention, Forest Products Society. (2010 June 20-22, Madison, Wisconsin) (poster)

52. Seon-Hong Kim, Su-Yeon Lee, Ki-Seob Gwak, Jun-Jae Lee and In-Gyu Choi. 2010. Whitening Effect and Cosmeceutical Activities of Cryptomeria japonica Extracts. 64th International Convention, Forest Products Society. (2010 June 20-22, Madison, Wisconsin) (poster)

53. Su-Yeon Lee, Ki-Seob Gwak, Seon-Hong Kim, Jun-Jae Lee and In-Gyu Choi. 2010. Microbial Biotransformation of Monoterpene by Basidiomycetes. 64th International Convention, Forest Products Society. (2010 June 20-22, Madison, Wisconsin) (poster)

54. Jun-Ho Park, Chang-Deuk Eom, Yoon-Seong Chang, Kiyoung Son, In-Gyu Choi, Jun-Jae Lee, and Hwanmyeong Yeo. 2010. Energy Consumption Estimation during Kiln Drying of Yellow Poplar. 64th International Convention, Forest Products Society. (2010 June 20-22, Madison, Wisconsin)

55. In Yang, Gyu-Seong Han, Jae-Hoon Jeong, Myung-Jin Jun, Sei Chang Oh, In-Gyu Choi. 2010. Potential of Rapeseed Flour Remained from the Production of Bio-Diesel as Wood Adhesives. 64th International Convention, Forest Products Society. (2010 June 20-22, Madison, Wisconsin) (poster)

56. Chang-Young Hong, Ki-Seob Gwak, Seon-Hong Kim, and In-Gyu Choi. 2010. Selection of White Rot Fungi for Biodegradation of Aroclor 1254 and 1260 and Analysis of the Degradation Rate. 64th International Convention, Forest Products Society. (2010 June 20-22, Madison, Wisconsin) (poster)

57. Hye-Yun Kim, Nahyun Park, Ho- Yong Kim, Hwanmyeong Yeo and In-Gyu Choi. 2010. Detoxification and Fermentation of Hydrolysates of Oxalic Acid-Pretreated Yellow Poplar (Liriodendron tulipifera) using with Pichia stipitis. 64th International Convention, Forest Products Society. (2010 June 20-22, Madison, Wisconsin) (poster)

58. Lee, S.Y., Choi, I.G., Gwak, K.S., Kim, S.H., Lee, J.J., Yeo, H.M. 2010. Analysis of terpenoids released during the drying process of Cryptomeria japonica. XXIII IUFRO Worild Congress. 2010.8.23 - 2010.8.28 Seoul, Korea. (poster)

59. Park, N.H., Kim H.Y., Kim H.Y., Yeo H.M., Choi J.W., Choi, I.G., Organosolv pretreatment with various catalysts for enhancing enzymatic hydrolysis of pitch pine (Pinus rigida). XXIII IUFRO Worild Congress. 2010.8.23 - 2010.8.28 Seoul, Korea. (poster)

60. In Yong Eom, Kwang Ho Kim, Jae Yong Kim, Soomin Lee, Okyu Lee, Hwanmyeong Yeo, In-Gyu Choi, and Joon Weon Choi. 2010. Study on The Catalytic Effects of Inorganic Metals on The Primary Pyrolysis Reactions of Lignocellulosic Biomass. Proceedings of The Fifth Joint seminar 2010 of China-Japan-Korea on Wood Quality and Utilization of Domestic Species. October 1 - 3, 2010. Seoul National University, Seoul, Korea. pp 183-189 (oral)

61. Hye-Yun Kim, Su-Yeon Lee, Seon-Hong Kim, Ki-Seob Gwak, Hwanmyeong Yeo, and In-Gyu Choi. 2010. Production of Fermentable Sugars for Bio-Ethanol from Yellow Poplar and Utilization of Essential Oil from Cryptomeria japonica. Proceedings of The Fifth Joint seminar 2010 of China-Japan-Korea on Wood Quality and Utilization of Domestic Species. October1-3, 2010. Seoul National University, Seoul, Korea. pp165-169(oral)

62. Chang-Deuk Eon, Yeon-Jung Han, Jun-Ho Park, Jun-Jae Lee, In-Gyu Choi, Joon-Weon Choi, and Hwanmyeong Yeo, 2010, Introduction of center-bored timber drying with analyzing moisture movement in wood using NIR spectroscopy. Proceedings of The Fifth Joint seminar 2010 of China-Japan-Korea on Wood Quality and Utilization of Domestic Species. October 1 - 3 2010. Seoul National University, Seoul, Korea. pp 117-124 (oral)

63. Su-Yeon Lee, Ki-Seob Gwak, Seon-Hong Kim, Jun-Jae Lee, and In-Gyu Choi. 2010. Analysis of terpenoids released during the drying process of Cryptomeria japonica . Proceedings of The Fifth Joint seminar 2010 of China-Japan-Korea on Wood Quality and Utilization of Domestic Species. October 1 - 3 2010. Seoul National University, Seoul, Korea. .pp11(poster)

64. Ki-Young Son, Hyung-Jin Yoon, Chang-Deuk Eon, In-Gyu Choi, and Hwanmyeong Yeo. 2010. Color control and Durability Improvement of Cedar Wood through High-Temperature and Hot-water Treatments. Proceedings of The Fifth Joint seminar 2010 of China-Japan-Korea on Wood Quality and Utilization of Domestic Species. October 1 - 3 2010. Seoul National University, Seoul, Korea. pp 22 (poster)

65. Ho-Yong Kim, Ki-Seob Gwak, Han-Seob Jeong, Keun-Ok Ryu, and In-Gyu Choi. 2010. Effects of SCB (Slurry Composting & Biofiltration) Liquid Fertilizer on Growth Characteristic of Liriodendron tulipifera. Proceedings of The Fifth Joint seminar 2010 of China-Japan-Korea on Wood Quality and Utilization of Domestic Species. October 1 - 3 2010. Seoul National University, Seoul, Korea. pp48(poster)

66. Jun-Ho Park, Yoon-Seong Chang, Joon-Weon Choi, In-Gyu Choi, Jun-Jae Lee, and Hwanmyeong Yeo. 2010. Energy Consumption in drying of domestic Pitch Pine. Proceedings of The Fifth Joint seminar 2010 of China-Japan-Korea on Wood Quality and Utilization of Domestic Species. October 1 - 3 2010. Seoul National University, Seoul, Korea. pp 49 (poster)

67. Yoon-Seong Chang, Chang-Deuk Eom, Jun-Ho Park, Jun-Jae Lee, In-Gyu Choi, and Hwanmyeong Yeo. 2010. Life cycle Inventory of Cedar lumber cut in Jeju, Korea. Proceedings of The Fifth Joint seminar 2010 of China-Japan-Korea on Wood Quality and Utilization of Domestic Species. October 1 - 3 2010. Seoul National University, Seoul, Korea. pp 130 (poster)

68. K. Kim, I. Eom, S. Moon, T. Kim, S. Lee, H. Yeo, I. Choi, J. Choi. 2010. Fast pyrolysis of lignocellulosic biomass to produce biooil and biochar: Parameter optimization and physicochemical analysis of them. 10th AIChE. Nov 8-12. Salt Lake City, USA.

69. I. Eom, K. Kim, J. Kim, S. Lee, O. Lee, H. Yeo, I. Choi, J. Choi. 2010. Study on the catalytic effects of essential inorganic metals on the primary thermal degradation of lignocellulosic biomass. 10th AIChE. Nov 8-12. Salt Lake City, USA.

70. Han-Seob Jeong, Ho-Yong Kim, Sye Hee Ahn, In Yang, In-Gyu Choi. 2011. Oxalic acid pretreatment of rapeseed stalk for ethanol production and analysis of its residues for further utilization. 33rd Symposium on Biotechnology for Fuels and Chemicals. (May 2-5, 2011. Sheraton Seattle, Seattle, WA) p. 127 (poster)

71. K.S. Gwak, H.Y. Kim, H.Y. Kim, H. Yeo, J.W. Choi and I.G. Choi. 2011. Characteristic conversion mechanism of carbohydrate components derived from lignocellulosic biomass during organosolv pretreatment. 33rd Symposium on Biotechnology for Fuels and Chemicals. 5.2-5. Seattle, WA, USA. pp 128 (poster)

72. Hye-Yun Kim, Ki-Seob Gwak, Han-Seob Jeong, Hwanmyeong Yeo, In-Gyu Choi. 2011. Evaluation of producing bio-ethanol by organosolv pretreatment with variation of ethanol/water solvent ratio using yellow poplar (Liriodendron tulipifera). 33rd Symposium on Biotechnology for Fuels and Chemicals. (May 2-5, 2011. Sheraton Seattle, Seattle, WA) p. 127 (poster)

73. Ho-Yong Kim, Ki-Seob Gwak, Han-Seob Jeong, Su-Yeon Lee, Keon-Ok Ryu, In-Gyu Choi. 2011. Biomass characteristics and bioethanol production of yellow poplar (Liriodendron tulipifera) treated with slurry composting and biofiltration liquid as fertilizer. 33rd Symposium on Biotechnology for Fuels and Chemicals. (May 2-5, 2011. Sheraton Seattle, Seattle, WA) p. 127 (poster)

74. Seon-Hong Kim, Su-Yeon Lee, Ki-Seob Gwak, Jun-Jae Lee, In-Gyu Choi. 2011. Whitening effect and antioxidant activity of essential oils from Cryptomeria japonica. 59th International Congress and Annual Meeting of the Society for Medicinal Plant and Natural Product Research, Maritim Pine Beach Resort Hotel, Turky. Society for Medicinal Plant and Natural Product Research. 9/4-9/9, 2011

75. Su-Yeon Lee, Seon-Hong Kim, In-Gyu Choi. 2011. Biotransformation of farnesol by three basidiomycetes 59th International Congress and Annual Meeting of the Society for Medicinal Plant and Natural Product Research, Maritim Pine Beach Resort Hotel, Turky. Society for Medicinal Plant and Natural Product Research. 9/4-9/9, 2011

76. Chang-Young Hong, Ki-Seob Gwak, Seon-Hong Kim, Su-Yeon Lee, In-Gyu Choi. 2011. Biodegradation of polychlorinated biphenyls by Ceriporia sp. ZLY-2010: enzymes production and degradation rate. 15th International Biodeterioration and Biodegradation Symposium, University of Natural Resources and Life Sciences, Austria. International Biodeterioration and Biodegradation Society. 9/19-9/24, 2011

77. Ho-Yong Kim, Chang-Young Hong, Seon-Hong Kim, Hwanmyeong Yeo, In-Gyu Choi. 2011. Bioethanol production optimization of organosolv pretreatment of yellow poplar (Liriodendron tulipifera) by response surface methodology. 6th Joint Seminar on China-Korea-Japan on Wood Quality and Utilization of Domestic Species Hotel Plaza Miyazaki, Miyazaki, Japan. Oita University, Japan. Miyazaki Prefectural Wood Utilization Research Center, Japan. 9/25-27, 2011

78. Su-Yeon Lee, Seon-Hong Kim, Su-Kyung Chang, Mi-Jin Park, In-Gyu Choi. 2011. Antifungal activities of essential oils from five conifer species. 6th Joint Seminar on China-Korea-Japan on Wood Quality and Utilization of Domestic Species Hotel Plaza Miyazaki, Miyazaki, Japan. Oita University, Japan. Miyazaki Prefectural Wood Utilization Research Center, Japan. 9/25-27, 2011

79. Chang-Young Hong, Ho-Yong Kim, Soo-Kyeong Jang, Su-Yeon Lee, David Smith, In-Gyu Choi. 2013. Bio-modification of functional groups in organosolv lignin by white rot fungus, Fomitopsis insularis. 35th Symposium on Biotechnology for Fuels and Chemicals. Hilton hotel, Portland, OR, USA. Society for Industrial Microbiology and Biotechnology. 4/29-5/2, 2013

80. Ho-Yong Kim, Soo-Kyeong Jang, Chang-Young Hong, Seon-Hong Kim, David Smith, In-Gyu Choi. 2013. Lignin degradation of yellow poplar (Liriodendron tulipifera) by acid catalyzed organosolv pretreatment. 35th Symposium on Biotechnology for Fuels and Chemicals. Hilton hotel, Portland, OR, USA. Society for Industrial Microbiology and Biotechnology. 4/29-5/2, 2013

81. Han-Seob Jeong, Su-Yeon Lee, Seon-Hong Kim, David Smith, In-Gyu Choi. 2013. Production of valuable degradation products from C5-C6 sugars of rapeseed stalk (Brassica napus L.) by organic acid pretreatment. 35th Symposium on Biotechnology for Fuels and Chemicals. Hilton hotel, Portland, OR, USA. Society for Industrial Microbiology and Biotechnology. 4/29-5/2, 2013

82. Soo-Kyeong Jang, Ho-Yong Kim, Han-Seob Jeong, David Smith, In-Gyu Choi. 2013. Determination of organosolv pretreatment conditions for simultaneous production of glucose and lignin. 35th Symposium on Biotechnology for Fuels and Chemicals. Hilton hotel, Portland, OR, USA. Society for Industrial Microbiology and Biotechnology. 4/29-5/2, 2013

83. Ho-Yong Kim, Seon-Hong Kim, Jae-Young Kim, Joon Weon Choi, In-Gyu Choi. 2013. Supercritical Ethanol Treatment of Ethanol Organosolv Lignin from Yellow Poplar for Production of Low Molecular Weight Lignin Fragments. International Symposium on Wood Quality and Utilization 2013. 8th Joint Seminar of China-Korea-Japan on Wood Quality and Utilization of Domestic. Ramada Plaza Jeju Hotel, Jeju, Korea. 10/20-22, 2013

84. Su-Yeon Lee, Seon-Hong Kim, Se-Yeong Park, Mi- Jin Park, In-Gyu Choi. 2013. Production of bioactive sesquiterpenes (eudesmane-type sesquiterpenes) from white rot fungus (Polyporus brumalis) under certain culture condition. International Symposium on Wood Quality and Utilization 2013. 8th Joint Seminar of China-Korea-Japan on Wood Quality and Utilization of Domestic. Ramada Plaza Jeju Hotel, Jeju, Korea. 10/20-22, 2013

85. Han-Seob Jeong, Seong Won Kim, Soo-Kyeong Jang, Chang-Young Hong, Joon Weon Choi, In-Gyu Choi. 2013. Effects of dilute acid pretreatment factors on conversion of levulinic acid. International Symposium on Wood Quality and Utilization 2013. 8th Joint Seminar of China-Korea-Japan on Wood Quality and Utilization of Domestic. Ramada Plaza Jeju Hotel, Jeju, Korea. 10/20-22, 2013

86. Chang-Young Hong, Ho-Yong Kim, Soo-Kyeong Jang, Se-Yeong Park, In-Gyu Choi. 2013. Comparison of structural changes in acid catalized organosolv lignin from yellow poplar by white rot fungi. International Symposium on Wood Quality and Utilization 2013. 8th Joint Seminar of China-Korea-Japan on Wood Quality and Utilization of Domestic. Ramada Plaza Jeju Hotel, Jeju, Korea. 10/20-22, 2013

87. Seon-Hong Kim, Su-Yeon Lee, Chang-Young Hong, Se-Yeong Park, Mi-Jin Park, In-Gyu Choi. 2013. Evaluation on antifungal effect of Cryptomeria japonica essential oil against Trichophyton rubrum through changes in morphology and chemical composition of its hyphae. International Symposium on Wood Quality and Utilization 2013. 8th Joint Seminar of China-Korea-Japan on Wood Quality and Utilization of Domestic. Ramada Plaza Jeju Hotel, Jeju, Korea. 10/20-22, 2013

88. Soo-Kyeong Jang, Ho-Yong Kim, Han-Seob Jeong, Chang-Young Hong, In-Gyu Choi. 2013. Characterization of structural and fermentable sugars depending on pretreatment parameters during ethanol organosolv pretreatment of Liriodendron tulipifera and Pinus rigida. International Symposium on Wood Quality and Utilization 2013. 8th Joint Seminar of China-Korea-Japan on Wood Quality and Utilization of Domestic. Ramada Plaza Jeju Hotel, Jeju, Korea. 10/20-22, 2013

89. Su-Yeon Lee, Sun-Hwa Ryu, Myung-Kil Kim, and In-Gyu Choi. 2014. Gene cloning of farnesyl pyrophosphate synthase (FPS) from Polyporus brumalis. International Conference of the Korean Society for Molecular and Cellular Biology. 2014. 10. 21 – 23, Coex, Seoul Korea.

90. Han-Seob Jeong, Soo-Kyeong Jang, Se-Yeong Park, Joon Weon Choi, In-Gyu Choi. 2014. Effects of pretreatment methods on sugar conversion from bark-containing biomass and its application for green chemical production. 36th Symposium on Biotechnology for Fuels and Chemicals. (April 28-May 1, 2014. Hilton Clearwater Beach Hotel, Clearwater Beach, FL) p. 47 (poster)

91. Han-Seob Jeong, Ho-Yong Kim, Yoon-Seong Chang, Jae-Young Kim, Hwanmyeong Yeo, In-Gyu Choi. 2014. Effects of freeze storage of bark-containing larch on pretreatment efficiency. 36th Symposium on Biotechnology for Fuels and Chemicals. (April 28-May 1, 2014. Hilton Clearwater Beach Hotel, Clearwater Beach, FL) p. 35 (poster)

92. Soo-Kyeong Jang, Ho-Yong Kim, Han-Seob Jeong, Hwanmyeong Yeo, In-Gyu Choi. 2014. Effect of pretreatment conditions for enzymatic hydrolysis residues using bark-containing biomasses. 36th Symposium on Biotechnology for Fuels and Chemicals. (April 28-May 1, 2014. Hilton Clearwater Beach Hotel, Clearwater Beach, FL) p. 35 (poster)

93. Chang-Young Hong, Se-Yeong Park, Han-Seob Jeong, Soo-Kyeong Jang, In-Gyu Choi. 2014. Evaluation of degradation products and structural changes of ethanol organosolv lignin by white rot fungus, Fomitopsis insularis. 36th Symposium on Biotechnology for Fuels and Chemicals. (April 28-May 1, 2014. Hilton Clearwater Beach Hotel, Clearwater Beach, FL) p. 54 (poster)

94. Seon-Hong Kim, Ga-Hee Ryu, Su-Yeon Lee, Mi-Jin Park, In-Gyu Choi. 2014. Insecticidal Effect of Essential oils from Abies Holophylla Maxim and its Chemical Constituents against Dermatophagoides Farinae. 57th SWST International Convention. (Jun 23-27, 2014. Zvolen, Slovakia) (Poster).

95. Su-Yeon Lee, Chang-Young Hong, Seon-Hong Kim, In-Gyu Choi. 2014. Biotransformation of Geraniol by Polyporus brumalis. 57th SWST International Convention. (Jun 23-27, 2014. Zvolen, Slovakia) (Poster).

96. Han-Seob Jeong, Chang-Young Hong, Ga-Hee Ryu, Hyewon Hwang, Joon Weon Choi, In-Gyu Choi. 2014. Effect of zeolite as inorganic catalyst on levulinic acid yield from Quercus mongolica using two-step treatment process. International Symposium on Wood Quality and Utilization 2014 (9th Joint Seminar of China-Korea-Japan on Wood Quality and Utilization of Domestic Species) (October 29-31, 2014, Akita View Hotel, Akita, Japan) p. 3-6 (oral)

97. Se-Yeong Park, Chang-Young Hong, Soo-Kyeong Jang, Han-Seob Jeong, Ga-Hee Ryu, In-Gyu Choi. 2014. Structural analysis of ethanol organosolv lignin fractionated by successive extraction with organic solvents. International Symposium on Wood Quality and Utilization 2014 (9th Joint Seminar of China-Korea-Japan on Wood Quality and Utilization of Domestic Species) (October 29-31, 2014, Akita View Hotel, Akita, Japan) p. 55-59 (oral)

98. Ga-Hee Ryu, Han-Seob Jeong, Soo-Kyeong Jang, Se-Yeong Park, Seon-Hong Kim, In-Gyu Choi. 2014. Evaluation of furfural yields in liquid hydrolyzate of Mongolian oak after two-step pretreatment using organic acid. International Symposium on Wood Quality and Utilization 2014 (9th Joint Seminar of China-Korea-Japan on Wood Quality and Utilization of Domestic Species) (October 29-31, 2014, Akita View Hotel, Akita, Japan) p. 51-54 (poster)   

99. Soo-Kyeong Jang, Han-Seob Jeong, Se-Yeong Park, Ga-Hee Ryu, In-Gyu Choi. 2014. Two-step dilute sulfuric acid pretreatment of bark-containing Mongolian oak for improving glucose derivatives production. International Symposium on Wood Quality and Utilization 2014 (9th Joint Seminar of China-Korea-Japan on Wood Quality and Utilization of Domestic Species) (October 29-31, 2014, Akita View Hotel, Akita, Japan) p. 60-64 (poster)

100. Yoon-Seong Chang, Sang-Yun Yang, Han-Seob Jeong, Kyu-Young Kang, Joon-Weon Choi, In-Gyu Choi, Hwanmyeong Yeo. 2014. Determination of moisture content of Larix kaempferi sawdust by NIR reflectance spectroscopy. International Symposium on Wood Quality and Utilization 2014 (9th Joint Seminar of China-Korea-Japan on Wood Quality and Utilization of Domestic Species) (October 29-31, 2014, Akita View Hotel, Akita, Japan) p. 69-72 (poster)

101. Ho-Yong Kim, Han-Seob Jeong, Su-Yeon Lee, Joon Weon Choi, In-Gyu Choi. 2014. Pd-catalyst assisted organosolv process to isolate ethanol organosolv lignin retaining compatible characteristics for producing lignin monomeric compounds. 2014 AIChe Annual Meeting International Congress on Energy(ICE) (November 16-21, 2014, Atlanta, GA). p. 365 (oral)

102. Han-Seob Jeong, Soo-Kyeong Jang, Ga-Hee Ryu, Seon-Hong Kim, Joon-Weon Choi, In-Gyu Choi. 2014. Effect of zeolite on levulinic acid yield from dilute acid-pretreated Mongolian oak. Pacific Rim Summit on Industrial Biotechnology and Bioenergy. (December 7-9, 2014, Westin Gaslamp Quarter, San Diego, CA) p. 28 (poster)

103. Soo-Kyeong Jang, Han-Seob Jeong, Chang-Young Hong, Ga-Hee Ryu, In-Gyu Choi. 2014. Evaluation of conversion rate to sugars and sugar derivatives from bark-containing Larix kaempferi after two-step dilute acid pretreatment depending on various pretreatment conditions. Pacific Rim Summit on Industrial Biotechnology and Bioenergy. (December 7-9, 2014, Westin Gaslamp Quarter, San Diego, CA) p. 28 (poster)

104. Jang, H.S. Jeong, C.Y. Hong, S.Y. Park and I.G. Choi. 2015. Evaluation of sugar derivatives separation in the liquid hydrolyzate after dilute acid pretreatment using Quercus mongolica. 37th Symposium on Biotechnology for Fuels and Chemicals. (April 27-30, 2015. Hyatt Regency La Jolla at Aventine, San Diego, California) p. 30 (poster)

105. C.Y. Hong, S.Y. Park, H.S. Jeong, S.K. Jang and I.G. Choi. 2015. Microbial modification of synthetic lignin by Abortiporus biennis: analysis of degradation products and structural changes of synthetic lignin. 37th Symposium on Biotechnology for Fuels and Chemicals. (April 27-30, 2015. Hyatt Regency La Jolla at Aventine, San Diego, California) p. 43 (poster)

106. S.Y. Park, C.Y. Hong, H.S. Jeong, G.H. Ryu and I.G. Choi. 2015. Supercritical treatment of organosolv lignin using formic acid as in-situ hydrogen source for production of valued chemicals. 37th Symposium on Biotechnology for Fuels and Chemicals. (April 27-30, 2015. Hyatt Regency La Jolla at Aventine, San Diego, California) p. 44 (poster)

107. H.S. Jeong, S.K. Jang, G.H. Ryu, C.Y. Hong, J.W. Choi and I.G. Choi. 2015. Two-step acid-catalyzed conversion of Quercus mongolica into levulinic acid. 37th Symposium on Biotechnology for Fuels and Chemicals. (April 27-30, 2015. Hyatt Regency La Jolla at Aventine, San Diego, California) p. 53 (poster)

108. S. Kim, C. Hong, S. Lee, M. Park, and I. Choi.2015. ANTIFUNGAL ACTIVITY OF ESSENTIAL OIL FROM ABIES HOLOPHYLLA MAXIM AGAINST DERMATOPHYTES. 6th Congress of European Microbiologists, Federation of European Microbiological Societies. (June 7-11, 2015. Maastricht, The Netherlands) p. 160 (poster)

109. C.Y. Hong, S.Y. Park. S.H.Kim, S.H. Ryu, and I. Choi. 2015. INVESTIGATION OF SYNTHETIC LIGNIN BIOMODIFICATION BY PHANERCHAETE CHRYSOSPORIUM: ANALYSIS OF STRUCTURAL CHANGES OF SYNTHETIC LIGNIN AND EFFECT OF MICROBIAL ENZYMES. 6th Congress of European Microbiologists, Federation of European Microbiological Societies. (June 7-11, 2015. Maastricht, The Netherlands) p. 283 (poster)

110. Chang-Young Hong, Se-Yeong Park, Seon-Hong Kim, Myung Kil Kim, SunHwa Ryu, In-Gyu Choi. Comparison of biomodification products of synthetic lignin by Phanerochaete chrysosporium in the presence or absence of reducing agent. 10th Joint Seminar of China-Korea-Japan on Wood Quality and Utilization of Domestic Species (November 13-15, 2015, Linan, China) p. 49-52 (oral)

111. June-Ho Choi, Han-Seob Jeong, Chang-Young Hong, Joon Weon Choi, In-Gyu Choi. Effects of layout order of size reduction process in two-step acid-catalyzed treatment on levulinic acid yield. 10th Joint Seminar of China-Korea-Japan on Wood Quality and Utilization of Domestic Species (November 13-15, 2015, Linan, China) p. 66-68 (oral)

112. Seon-Hong Kim, Su-Yeon Lee, Chang-Young Hong, Seong-Min Cho, Mi-Jin Park, In-Gyu Choi. Antioxidant effects of extracts of Cryptomeria japonica and Abies holophylla MAX. leaves fractionated by various organic solvents. 10th Joint Seminar of China-Korea-Japan on Wood Quality and Utilization of Domestic Species (November 13-15, 2015, Linan, China) p. 38-41 (oral)

113. Soo-Kyeong Jang, Han-Seob Jeong, Chang-YoungHong, Se-Yeong Park, Ga-Hee Ryu, In-Gyu Choi. Prodution of levulinic acid and bioethanol by two-step dilute acid pretreatment using Quercus Mongolica. 10th Joint Seminar of China-Korea-Japan on Wood Quality and Utilization of Domestic Species (November 13-15, 2015, Linan, China) p. 62-64 (oral)

114. H.S. Jeong, J.H. Kim, S.Y. Park, S.K. Jang, S.M. Cho, S.H. Kim and I.G. Choi. 2016. Levulinic acid production by solid-catalyzed treatment of liquid hydrolyzate obtained from pretreatment of lignocellulosic biomass. 38th Symposium on Biotechnology for Fuels and Chemicals. (April 25-28, 2016. Hilton Baltimore at Camden Yards, Baltimore, Maryland) p. 37 (poster)

115. S.K. Jang, H.S. Jeong, J.H. Choi, J.H. Kim, S.M. Cho and I.G. Choi. 2016. Production of sugar derivatives and bioethanol by two-step dilute acid pretreatment with SSF from Larix kaempferi. 38th Symposium on Biotechnology for Fuels and Chemicals. (April 25-28, 2016. Hilton Baltimore at Camden Yards, Baltimore, Maryland) p. 37 (poster)

116. C.Y. Hong, S.M. Cho, S.Y. Park, S.H. Kim, J.H. Choi and I.G. Choi. 2016. Biocatalytic depolymerization of lignin oil by Abortiporus biennis with addition of reducing agent and enzyme mediator. 38th Symposium on Biotechnology for Fuels and Chemicals. (April 25-28, 2016. Hilton Baltimore at Camden Yards, Baltimore, Maryland) p. 51 (poster)

117. S.Y. Park, C.Y. Hong, S.K. Jang, S.H. Kim and I.G. Choi. 2016. Dicarboxylic acids derived from lignin in yellow poplar during peracetic acid pretreatment. 38th Symposium on Biotechnology for Fuels and Chemicals. (April 25-28, 2016. Hilton Baltimore at Camden Yards, Baltimore, Maryland) p. 51 (poster)

118. Chang-Young Hong, Seon-Hong Kim, Seong-Min Cho, Myung Kil Kim, In-Gyu Choi. 2016. Degradation of aromatic compounds derived from synthetic lignin by Phanerochaete chrysosporium and analysis of its related enzymes. 11th Joint Seminar of China-Korea-Japan on Wood Quality and Utilization of Domestic Species (July 13-15, 2016, Seoul, Korea) p. 49-52 (oral)

119. Seon-Hong Kim, Su-Yeon Lee, Chang-Young Hong, Seong-Min Cho, Se-Yeong Park, In-Gyu Choi. 2016. Relationship to flavonoid of Cryptomeria japonica extracts and its antioxidant activity. 11th Joint Seminar of China-Korea-Japan on Wood Quality and Utilization of Domestic Species (July 13-15, 2016, Seoul, Korea) p. 55-59 (oral)

120. Soo-Kyeong Jang, June-Ho Choi, Jong-Hwa Kim, Jong-Chan Kim, In-Yong Eom, Ju-Hyun Yu, In-Gyu Choi. 2016. Evaluation of glucose yields from eucalyptus depending on alkaline soaking and two-step pretreatment conditions. 11th Joint Seminar of China-Korea-Japan on Wood Quality and Utilization of Domestic Species (July 13-15, 2016, Seoul, Korea) p. 62-65 (oral)

121. Se-Young Park, Chang-Young Hong, Seon-Hong Kim, Seong-Min Cho, In-Gyu Choi. 2016. Effect of UV exposure on color stability of UV-treated natural wood veneers. 11th Joint Seminar of China-Korea-Japan on Wood Quality and Utilization of Domestic Species (July 13-15, 2016, Seoul, Korea) p. 67-70 (oral)

122. June-Ho Choi, Soo-kyeong Jang, Chang-Young Hong, In-yong Eom, Ju-Hyun Yu, In-Gyu Choi. 2016. Evaluation of the biosugar conversion process of Jabon merah using ethanol organosolv preatreatment with response surface methodology. 11th Joint Seminar of China-Korea-Japan on Wood Quality and Utilization of Domestic Species (July 13-15, 2016, Seoul, Korea) p. 115-118 (poster)

123. Seong-Min Cho, Seon-Hong Kim, Chang-Young Hong, Jong-Chan Kim, In-Gyu Choi. 2016. Biotransformation of Chamaecyparis obtusa essential oil by white-rot basidiomycete, Stereum hirsutum. 11th Joint Seminar of China-Korea-Japan on Wood Quality and Utilization of Domestic Species (July 13-15, 2016, Seoul, Korea) p. 119-122 (poster)

124. Se-Yeong Park, Jong-Chan Kim, June-Ho Choi, Seong-Min Cho, In-Gyu Choi. 2017. Selective production of vanillin derivatives froom kraft lignin by peracetic acid depolymerization. 39th Symposium on Biotechnology for Fuels and Chemicals (May 1-4, 2017. Marriott marquis, San francisco, Califonia) p. 32 (poster)

125. Seong-Min Cho, Jong-Hwa Kim, Seon-Hong Kim, Se-Yeong Park, Soo-Kyeong Jang, In-Gyu Choi. 2017. Disel fuel properties of essential oils extracted from four Korean domestic gymnosperms. 39th Symposium on Biotechnology for Fuels and Chemicals (May 1-4, 2017. Marriott marquis, San francisco, Califonia) p. 33 (poster)

126. Bon-Wook Koo, Jeong-Jun Yun, Se-Yeong Park, Seong-Min-Cho, In-Gyu Choi. 2017. A direct pulping of cotton linter fiber (CLF) at low temperature using peracetic acid (PAA) for the high-reactive cellulose. 39th Symposium on Biotechnology for Fuels and Chemicals (May 1-4, 2017. Marriott marquis, San francisco, Califonia) p. 37 (poster)

127. June-Ho Choi, Soo-Kyeong Jang, Jong-Hwa Kim, Se-Yeong Park, Bon-Wook Koo, Ju-Hyeon Yu, In-Gyu Choi. 2017. Investigation of biosugar yield depending on inhibiting factors. 39th Symposium on Biotechnology for Fuels and Chemicals (May 1-4, 2017. Marriott marquis, San francisco, Califonia) p. 37 (poster)

128. Kyu-Chae Cho, Hwanmyeong Yeo, In-Gyu Choi, Sang-Yun Yang, Se-Yeong Park, Ohkyung Kwon. 2017. Wood quality analysis by near infrared spectroscopy. 18th International Conference on Near-Infrared Spectroscopy (June, 11-15, 2017, AC bella sky hotel, Cophehagen, Denmark) p. 34 (poster)

129. Se-Yeong Park, Jong-Chan Kim, Jong-Hwa Kim, Sang-Yun Yang, Ohkyung Kwon, Hwanmyeong Yeo, Kyu-Chae Cho, In-Gyu Choi. 2017. Prediction of chemical composition in wood using infrared spectroscopies and partial least squares analysis. 18th International Conference on Near-Infrared Spectroscopy (June, 11-15, 2017, AC bella sky hotel, Cophehagen, Denmark) p. 39 (poster)

130. Sang-Yun Yang, Yonggun Park, Hyunwoo Chung, Hyunbin Kim, Se-Yeong Park, In-Gyu Choi, Ohkyung Kwon, Kyu-Chae Cho, Hwanmyeong Yeo. 2017. Near infrared spectroscopic classification of some Korean domestic coniferous wood species using chemometric analysis. 18th International Conference on Near-Infrared Spectroscopy (June, 11-15, 2017, AC bella sky hotel, Cophehagen, Denmark) p. 42 (poster)

131. June-Ho Choi, Soo-Kyeong Jang, Se-Yeong Park, Jong-Hwa Kim, Ho-Yong Kim, In-Gyu Choi. 2017.
Simultaneous production of glucose, organosolv lignin, and furfural for total utilization of lignocelluosic biomass by organosolv pretreatment. 12th Joint Seminar of China-Korea-Japan on Wood Quality and Utilization of Domestic Species (December 18-20, 2017, Kyoto, Japan) p. 17 (oral)

132. Jong-Hwa Kim, Soo-Kyeong Jang, Se-Yeong Park, June-Ho Choi, Jong-Chan Kim, Soo-Min Lee, Bon-Wook Koo, In-Gyu Choi. 2017.
Evaluation of ethoxymethylfurfural production from glucose by zeolite modification. 12th Joint Seminar of China-Korea-Japan on Wood Quality and Utilization of Domestic Species (December 18-20, 2017, Kyoto, Japan) p. 27 (poster)

133. Seong-Min Cho,  Jong-Hwa Kim, Se-Yeong Park, Seung-Heon Yeon, Bon-Wook Koo, In-Gyu Choi. 2017.
Strategies for the Application of Terpenes Derived from Biomass to Diesel-ranged Hydrocarbon Fuel. 12th Joint Seminar of China-Korea-Japan on Wood Quality and Utilization of Domestic Species (December 18-20, 2017, Kyoto, Japan) p. 27 (poster)

134. Seung-Heon Yeon, Se-Yeong Park, Jong-Hwa Kim, Sang-Yun Yang, Hwanmyeong Yeo, In-Gyu Choi. 2017.
Classification of Korean Gymnosperms Using Near-infrared (NIR) Spectra and Principal Component Analysis (PCA). 12th Joint Seminar of China-Korea-Japan on Wood Quality and Utilization of Domestic Species (December 18-20, 2017, Kyoto, Japan) p. 28 (poster)

135. Se-Yeong Park, Seong-Min Cho, June-Ho Choi, Seungheon Yeon, In-Gyu Choi. 2018.
Low-molecularization of kraft lignin by peracetic acid treatment and separation of lignin-derived compounds. 40th Symposium on Biotechnology for Fuels and Chemicals (April 29-May 2, 2018. Hilton clearwater beach, Clearwater beach, Florida) p. 24 (poster)

136. Seong-Min Cho, Jong-Hwa Kim, Se-Yeong Park, June-Ho Choi, Soo-Kyeong Jang, In-Gyu Choi. 2018.
Lewis-acid catalyzed condensation between monoterpene hydrocarbons and n-butyraldehyde for drop-in fuel synthesis. 40th Symposium on Biotechnology for Fuels and Chemicals (April 29-May 2, 2018. Hilton clearwater beach, Clearwater beach, Florida) p. 24 (poster)

137. June-Ho Choi, Soo-Kyeong Jang, Se-Yeong Park, Seong-Min Cho, Seungheon Yeon, In-Gyu Choi. 2018.
Enhancement of cellulose accessibility by the combined process of hemicellulose removal and delignification. 40th Symposium on Biotechnology for Fuels and Chemicals (April 29-May 2, 2018. Hilton clearwater beach, Clearwater beach, Florida) p. 25 (poster)

138. Sang-Yun Yang, Ohkyung Kwon, Yonggun Park, Hyunwoo Chung, Hyunbin Kim, In-Gyu Choi, Hwanmyeong Yeo. 2018.
Lumber species classification using near-infrared spectroscopy and machine learning. The 6th Asian NIR Symposium (June 22, 2018. Expo Garden Hotel, Kunming, China) (oral)

139. Se-Yeong Park, June-Ho Choi, Jong-Hwa Kim, Seong-Min Cho, Seungheon Yeon, Soo Min Lee, In-Gyu Choi. 2018.
Peracetic acid-induced depolymerization: Toward aromatics and polycarboxylates. Gordon Research Conference: Lignin (August 5 – 10, 2018, Stonehill College, Easton, MA) No.18 (poster)

140. Sang-Yun Yang, Yonggun Park, Hyunwoo Chung, Hyunbin Kim, Se-Yeong Park, In-Gyu Choi, Ohkyung Kwon, Kyu-Chae Cho, Hwanmyeong Yeo. 2018.
Improvement of efficiency for near-infrared spectroscopic classifying of softwood lumber using interval partial least squares discriminant analysis. World Conference on Timber Engineering (August 20, 2018. COEX, Seoul, Korea) (poster)

141. Jong-Hwa Kim, June-Ho Choi, Seong-Min Cho, Se-Yeong Park, Hanseob Jeong, Soo Min Lee, In-Gyu Choi. 2018.
Effect of hemicellulose degradation using magnetic solid acid catalyst in supercritical water hydrolysis from Quercus mongolica. 2nd Bioresource Technology for Bioenergy, Bioproducts & Environmental Sustainability (September 16-19, 2018. Meliá Sitges, Sitges, Spain) p. 22 (poster)

142. Seong-Min Cho, Seungheon Yeon, Jong-Hwa Kim, June-Ho Choi, Se-Yeong Park, Bonwook Koo, In-Gyu Choi. 2018.
Lewis-acid catalyzed drop-in fuel molecule synthesis from turpentine.
13th Joint Seminar of China-Korea-Japan on Wood Quality and Utilization of Domestic Species. (October 25-27, 2018, Nanjing, China) p. 16 (oral)

143. June-Ho Choi, Se-Yeong Park, Jong-Hwa Kim, Seong-Min Cho, Seungheon Yeon, Soo-Kyeong Jang, In-Gyu Choi. 2018.
Removal of hemicellulose and lignin for improving cellulose accessibility by liquid hot water and peracetic acid treatment.
13th Joint Seminar of China-Korea-Japan on Wood Quality and Utilization of Domestic Species. (October 25-27, 2018, Nanjing, China) p. 11 (oral)

144. Seong-Min Cho, Da-Song Lee, Seon-Hong Kim, June-Ho Choi, Jong-Hwa Kim, Jong-Chan Kim, Se-Yeong Park,
In-Gyu Choi. 2019. Application of solid superacid catalyst, sulfated tin (IV) oxide, to coupling reaction of α-pinene.
41th Symposium on Biotechnology for Fuels and Chemicals. (April 28-May 1, 2019. Hyatt Regency Seattle, Seattle, Washington) p. 25 (poster)

145. Jong-Chan Kim, Se-Yeong Park, Seungheon Yeon, June-Ho Choi, Jong-Hwa Kim, Seong-Min Cho, Da-Song Lee,
In-Gyu Choi. 2019. Sulfomethylation of kraft lignin to increase cement fluidity.
41th Symposium on Biotechnology for Fuels and Chemicals. (April 28-May 1, 2019. Hyatt Regency Seattle, Seattle, Washington) p. 24 (poster)

146. June-Ho Choi, Se-Yeong Park, Jong-Hwa Kim, Seong-Min Cho, Jong-Chan Kim, Da-Song Lee, Soo-Kyeong Jang, In-Gyu Choi. 2019. Improvement of cellulose accessibility with producing hemicellulose and lignin derived compounds by sequential pretreatment processes.
27th European Biomass Conference & Exhibition. (May 27-30, 2019. Lisbon, Portugal) p. 470 (poster)

147. Jong-Hwa Kim, Se-Yeong Park, Seong-Min Cho, June-Ho Choi, Jong-Chan Kim, Da-Song Lee, Soo-Min Lee, In-Gyu Choi. 2019. Effect of magnetic solid acid catalyst for deconstruction of lignocellulosic biomass.
27th European Biomass Conference & Exhibition. (May 27-30, 2019. Lisbon, Portugal) p. 471 (poster)

148. Bonwook Koo, Soo-Yeon Lee, Seong-Min Cho, In-Gyu Choi. 2019. Antioxidant and whitening activities of regional biomass in Jeju island for natural cosmetic materials.
27th European Biomass Conference & Exhibition. (May 27-30, 2019. Lisbon, Portugal) p. 698 (poster)

149. June-Ho Choi, Se-Yeong Park, Jong-Hwa Kim, Seong-Min Cho, Jong-Chan Kim, Da-Song Lee, Soo-Kyeong Jang, In-Gyu Choi. 2019.
Improvement of Cellulose Accessibility with Producing Hemicellulose and Lignin Derived Compounds by Sequential Pretreatment Processes.
27th European Biomass Conference & Exhibition. (27-30 May, 2019, Lisbon Congress center, Lisbon, Portugal): (poster)

150. Seong-Min Cho, Da-Song Lee, June-Ho Choi, In-Gyu Choi. 2019.
Sulfated Tin(IV) Oxide Catalyst for the Partial Coupling Reaction of α-Pinene to Produce Less Viscous High-Density Fuel. International Conference on Catalysis Science and Chemical Engineering (CatScience-2019). (2-4 December, 2019, Mantra Bell City, Melbourne, Australia): (oral)

151. Jong-Chan Kim, June-Ho Choi, Jong-Hwa Kim, Seong-Min Cho, Da-Song Lee, Sang-Woo Park, Se-Yeong Park, In-Gyu Choi. 2019. Carboxylation of Kraft Lignin Reacted with Acetic Acid and Hydrogen Peroxide to Substitute a Superplasticizer. 14th Joint Seminar of China-Korea-Japan on Wood Quality and Utilization of Domestic Species (December 5-7, 2019, Seoul, Korea) p. 136: (oral)

152. Jong-Hwa Kim, June-Ho Choi, Seong-Min Cho, Jong-Chan Kim, Da-Song Lee, Sang-Woo Park, Soo-Kyeong Jang, In-Gyu Choi. 2019. Optimization of Furfural Production from Liquid Hydrolysate of Quercus mongolica by Response Surface Methodology (RSM). 14th Joint Seminar of China-Korea-Japan on Wood Quality and Utilization of Domestic Species (December 5-7, 2019, Seoul, Korea) p. 138: (oral)

153. June-Ho Choi, Seong-Min Cho, Jong-Hwa Kim, Jong-Chan Kim, Da-Song Lee, Sang-Woo Park, Hanseob Jeong, In-Gyu Choi. 2019. Investigation of Correlation between Various Organosolv Lignin Characteristics and Heat Resistance Properties for Lignin/PLA Composite. 14th Joint Seminar of China-Korea-Japan on Wood Quality and Utilization of Domestic Species (December 5-7, 2019, Seoul, Korea) p. 141: (oral)

154. Da-Song Lee, June-Ho Choi, Jong-Hwa Kim, Seong-Min Cho, Jong-Chan Kim, Sang-Woo Park, In-Gyu Choi. 2019. Optimization of Electrospinning Condition for Lignin Modified with Tannic Acid and PolyEthylene Oxide(PEO). 14th Joint Seminar of China-Korea-Japan on Wood Quality and Utilization of Domestic Species (December 5-7, 2019, Seoul, Korea) p. 197: (poster)          

155. Jong-Hwa Kim, June-Ho Choi, Jong-Chan Kim, Da-Song Lee, Sang-Woo Park, Sang-Youn Lee, Bonwook Koo, Hwo Won Kwak, In-Gyu Choi. 2021. Production of C4 Dicarboxylic Acid from Furfural Derived from Liquid Hot Water Hydrolysate of Quercus Mongolica. 29th European Biomass Conference & Exhibition. (April 26-29, 2021, Online conference) (poster)

156. Young-Min Cho, June-Ho Choi, Jong-Hwa Kim, Seong-Min Cho, Da-Song Lee, Sang-Woo Park, Bonwook Koo, Hwo Won Kwak, In-Gyu Choi. 2021. Effect of Varied Organosolv Lignin Characteristics on Physicochemical Properties of Lignin-PLA Blend. 29th European Biomass Conference & Exhibition. (April 26-29, 2021, Online conference) (poster)

157. Sang-Youn Lee, Seong-Min Cho, Jong-Chan Kim, Jong-Hwa Kim, June-Ho Choi, Sang-Woo Park, Su-Yeon Lee, In-Gyu Choi. 2021. Synthesis of High-Density Fuel Candidates by Formal Cycloaddition of A-Pinene and Benzaldehyde. 2021. 29th European Biomass Conference & Exhibition. (April 26-29, 2021, Online conference) (poster)

158.Jong-Chan Kim, Young-Min Cho, Sang-Woo Park, Seong-Min Cho, Jong-Hwa Kim, June-Ho Choi, Chae-Hwi Yoon, Hyo Won Kwak, In-Gyu Choi. Carboxylation of Kraft Lignin by Using Peracetic Acid for Substitution of a Plasticizer for Cement Paste. 2022. 30th European Biomass Conference & Exhibition. (May 9 – 12, 2022, Online conference) (Oral)

159. Chae-Hwi Yoon, Jong-Hwa Kim, Jong-Chan Kim, Young-Min Cho, June Ho Shin, Hyo Won Kwak, In-Gyu Choi. Production of High Purity Furfural from Dilute Acid Liquid Hydrolysate of Quercus Mongolica Using Methyl Iso Butyl Ketone (MIBK) Biphasic System. 2022. 30th European Biomass Conference & Exhibition. (May 9 – 12, 2022, Online conference) (Poster)