SCOPUS 정보 검색 플랫폼

Volumn 51, Issue 60, 2015, Pages 12126-12129

Near-infrared-responsive gold nanorod/liquid crystalline elastomer composites prepared by sequential thiol-click chemistry

(8) Yang, Hong a Liu, Jian Jian a Wang, Zhi Fei a Guo, Ling Xiang a Keller, Patrick b Lin, Bao Ping a Sun, Ying a Zhang, Xue Qin a

a SOUTHEAST UNIVERSITY (China)

b INSTITUT CURIE (France)

Author keywords

[No Author keywords available]

Indexed keywords

ELASTOMER; GOLD NANOPARTICLE; LIQUID CRYSTALLINE ELASTOMER; NANOCOMPOSITE; NANOCRYSTAL; NANOFIBER; NANOROD; THIOL GROUP; UNCLASSIFIED DRUG; GOLD; NANOTUBE; THIOL DERIVATIVE;

ARTICLE; CLICK CHEMISTRY; CONTROLLED STUDY; ENVIRONMENTAL TEMPERATURE; ILLUMINATION; INFRARED RADIATION; LIQUID CRYSTAL; NANOCHEMISTRY; PARTICLE SIZE; PHASE TRANSITION; PHOTOCHEMISTRY; SEMICONDUCTOR; THERMAL EXPOSURE; CHEMISTRY; RADIATION RESPONSE; ULTRASTRUCTURE;

CLICK CHEMISTRY; ELASTOMERS; GOLD; INFRARED RAYS; LIQUID CRYSTALS; NANOCOMPOSITES; NANOTUBES; SULFHYDRYL COMPOUNDS;

EID: 84937598725 PISSN: 13597345 EISSN: 1364548X Source Type: Journal
DOI: 10.1039/c5cc02599k Document Type: Article

Times cited : (85)

References (64)

1
- 0141913565
- Oxford University Press, Oxford
- Liquid Crystal Elastomers, ed., M. Warner, and, E. M. Terentjev, Oxford University Press, Oxford, 2007
- (2007) Liquid Crystal Elastomers
- Warner, M.¹ Terentjev, E.M.²

2
- 33846482673
- T. Ikeda J. Mamiya Y. Yu Angew. Chem., Int. Ed. 2007 46 506
- (2007) Angew. Chem., Int. Ed. , vol.46 , pp. 506
- Ikeda, T.¹ Mamiya, J.² Yu, Y.³

3
- 77955694663
- C. Ohm M. Brehmer R. Zentel Adv. Mater. 2010 22 3366
- (2010) Adv. Mater. , vol.22 , pp. 3366
- Ohm, C.¹ Brehmer, M.² Zentel, R.³

4
- 79251508327
- H. Yang G. Ye X. Wang P. Keller Soft Matter 2011 7 815
- (2011) Soft Matter , vol.7 , pp. 815
- Yang, H.¹ Ye, G.² Wang, X.³ Keller, P.⁴

5
- 39249084923
- H. Finkelmann E. Nishikawa G. G. Pereira M. Warner Phys. Rev. Lett. 2001 87 015501
- (2001) Phys. Rev. Lett. , vol.87 , pp. 015501
- Finkelmann, H.¹ Nishikawa, E.² Pereira, G.G.³ Warner, M.⁴

6
- 0036945073
- J. Cviklinski A. R. Tajbakhsh E. M. Terentjev Eur. Phys. J. E: Soft Matter Biol. Phys. 2002 9 427
- (2002) Eur. Phys. J. E: Soft Matter Biol. Phys. , vol.9 , pp. 427
- Cviklinski, J.¹ Tajbakhsh, A.R.² Terentjev, E.M.³

7
- 0038443000
- M. Li P. Keller B. Li X. G. Wang Adv. Mater. 2003 15 569
- (2003) Adv. Mater. , vol.15 , pp. 569
- Li, M.¹ Keller, P.² Li, B.³ Wang, X.G.⁴

8
- 17044444652
- Y. Yu M. Nakano T. Ikeda Nature 2003 425 145
- (2003) Nature , vol.425 , pp. 145
- Yu, Y.¹ Nakano, M.² Ikeda, T.³

9
- 33846690994
- Y. Yu T. Maeda J. Mamiya T. Ikeda Angew. Chem., Int. Ed. 2007 46 881
- (2007) Angew. Chem., Int. Ed. , vol.46 , pp. 881
- Yu, Y.¹ Maeda, T.² Mamiya, J.³ Ikeda, T.⁴

10
- 77950260011
- T. Yoshino M. Kondo J. Mamiya M. Kinoshita Y. Yu T. Ikeda Adv. Mater. 2010 22 1361
- (2010) Adv. Mater. , vol.22 , pp. 1361
- Yoshino, T.¹ Kondo, M.² Mamiya, J.³ Kinoshita, M.⁴ Yu, Y.⁵ Ikeda, T.⁶

11
- 84860736900
- W. Wang X. Sun W. Wu H. Peng Y. Yu Angew. Chem., Int. Ed. 2012 51 4644
- (2012) Angew. Chem., Int. Ed. , vol.51 , pp. 4644
- Wang, W.¹ Sun, X.² Wu, W.³ Peng, H.⁴ Yu, Y.⁵

12
- 57549108898
- M. Yamada M. Kondo R. Miyasato Y. Nakano J. Mamiya M. Kinoshita A. Shishido Y. Yu C. J. Barrett T. Ikeda J. Mater. Chem. 2009 19 60
- (2009) J. Mater. Chem. , vol.19 , pp. 60
- Yamada, M.¹ Kondo, M.² Miyasato, R.³ Nakano, Y.⁴ Mamiya, J.⁵ Kinoshita, M.⁶ Shishido, A.⁷ Yu, Y.⁸ Barrett, C.J.⁹ Ikeda, T.¹⁰

13
- 49849084617
- M. Yamada M. Kondo J. Mamiya Y. Yu M. Kinoshita C. J. Barrett T. Ikeda Angew. Chem., Int. Ed. 2008 47 4986
- (2008) Angew. Chem., Int. Ed. , vol.47 , pp. 4986
- Yamada, M.¹ Kondo, M.² Mamiya, J.³ Yu, Y.⁴ Kinoshita, M.⁵ Barrett, C.J.⁶ Ikeda, T.⁷

14
- 68849119828
- C. L. van Oosten C. W. M. Bastiaansen D. J. Broer Nat. Mater. 2009 8 677
- (2009) Nat. Mater. , vol.8 , pp. 677
- Van Oosten, C.L.¹ Bastiaansen, C.W.M.² Broer, D.J.³

15
- 77954831376
- F. Cheng R. Yin Y. Zhang C. Yen Y. Yu Soft Matter 2010 6 3447
- (2010) Soft Matter , vol.6 , pp. 3447
- Cheng, F.¹ Yin, R.² Zhang, Y.³ Yen, C.⁴ Yu, Y.⁵

16
- 80051687642
- K. M. Lee M. L. Smith H. Koerner N. Tabiryan R. A. Vaia T. J. Bunning T. J. White Adv. Funct. Mater. 2011 21 2913
- (2011) Adv. Funct. Mater. , vol.21 , pp. 2913
- Lee, K.M.¹ Smith, M.L.² Koerner, H.³ Tabiryan, N.⁴ Vaia, R.A.⁵ Bunning, T.J.⁶ White, T.J.⁷

17
- 84898893649
- H. Zeng D. Martella P. Wasylczyk G. Cerretti J. C. G. Lavocat C. H. Ho C. Parmeggiani D. S. Wiersma Adv. Mater. 2014 26 2319
- (2014) Adv. Mater. , vol.26 , pp. 2319
- Zeng, H.¹ Martella, D.² Wasylczyk, P.³ Cerretti, G.⁴ Lavocat, J.C.G.⁵ Ho, C.H.⁶ Parmeggiani, C.⁷ Wiersma, D.S.⁸

18
- 77953000552
- F. Cheng Y. Zhang R. Yin Y. Yu J. Mater. Chem. 2010 20 4888
- (2010) J. Mater. Chem. , vol.20 , pp. 4888
- Cheng, F.¹ Zhang, Y.² Yin, R.³ Yu, Y.⁴

19
- 84897046131
- L. Wang H. Dong Y. Li C. Xue L. Sun C. Yan Q. Li J. Am. Chem. Soc. 2014 136 4480
- (2014) J. Am. Chem. Soc. , vol.136 , pp. 4480
- Wang, L.¹ Dong, H.² Li, Y.³ Xue, C.⁴ Sun, L.⁵ Yan, C.⁶ Li, Q.⁷

20
- 84908108402
- H. K. Bisoyi Q. Li Acc. Chem. Res. 2014 47 3184
- (2014) Acc. Chem. Res. , vol.47 , pp. 3184
- Bisoyi, H.K.¹ Li, Q.²

21
- 85027931513
- L. Wang H. Dong Y. Li R. Liu Y. Wang H. K. Bisoyi L. Sun C. Yan Q. Li Adv. Mater. 2015 27 2065
- (2015) Adv. Mater. , vol.27 , pp. 2065
- Wang, L.¹ Dong, H.² Li, Y.³ Liu, R.⁴ Wang, Y.⁵ Bisoyi, H.K.⁶ Sun, L.⁷ Yan, C.⁸ Li, Q.⁹

22
- 80053541624
- W. Wu L. Yao T. Yang R. Yin F. Li Y. Yu J. Am. Chem. Soc. 2011 133 15810
- (2011) J. Am. Chem. Soc. , vol.133 , pp. 15810
- Wu, W.¹ Yao, L.² Yang, T.³ Yin, R.⁴ Li, F.⁵ Yu, Y.⁶

23
- 84887809050
- Z. Jiang M. Xu F. Li Y. Yu J. Am. Chem. Soc. 2013 135 16446
- (2013) J. Am. Chem. Soc. , vol.135 , pp. 16446
- Jiang, Z.¹ Xu, M.² Li, F.³ Yu, Y.⁴

24
- 54949112100
- L. Yang K. Setyowati A. Li S. Gong J. Chen Adv. Mater. 2008 20 2271
- (2008) Adv. Mater. , vol.20 , pp. 2271
- Yang, L.¹ Setyowati, K.² Li, A.³ Gong, S.⁴ Chen, J.⁵

25
- 77955700862
- Y. Ji Y. Y. Huang R. Rungsawang E. M. Terentjev Adv. Mater. 2010 22 3436
- (2010) Adv. Mater. , vol.22 , pp. 3436
- Ji, Y.¹ Huang, Y.Y.² Rungsawang, R.³ Terentjev, E.M.⁴

26
- 79961153012
- C. Li Y. Liu C.-W. Lo H. Jiang Soft Matter 2011 7 7511
- (2011) Soft Matter , vol.7 , pp. 7511
- Li, C.¹ Liu, Y.² Lo, C.-W.³ Jiang, H.⁴

27
- 84855654939
- J. E. Marshall Y. Ji N. Torras K. Zinoviev E. M. Terentjev Soft Matter 2012 8 1570
- (2012) Soft Matter , vol.8 , pp. 1570
- Marshall, J.E.¹ Ji, Y.² Torras, N.³ Zinoviev, K.⁴ Terentjev, E.M.⁵

28
- 84555197125
- N. Torras K. E. Zinoviev J. E. Marshall E. M. Terentjev J. Esteve Appl. Phys. Lett. 2011 99 254102
- (2011) Appl. Phys. Lett. , vol.99 , pp. 254102
- Torras, N.¹ Zinoviev, K.E.² Marshall, J.E.³ Terentjev, E.M.⁴ Esteve, J.⁵

29
- 83455164664
- C. J. Camargo H. Campanella J. E. Marshall N. Torras K. Zinoviev E. M. Terentjev J. Esteve Macromol. Rapid Commun. 2011 32 1953
- (2011) Macromol. Rapid Commun. , vol.32 , pp. 1953
- Camargo, C.J.¹ Campanella, H.² Marshall, J.E.³ Torras, N.⁴ Zinoviev, K.⁵ Terentjev, E.M.⁶ Esteve, J.⁷

30
- 84871266235
- C. Li Y. Liu X. Huang H. Jiang Adv. Funct. Mater. 2012 22 5166
- (2012) Adv. Funct. Mater. , vol.22 , pp. 5166
- Li, C.¹ Liu, Y.² Huang, X.³ Jiang, H.⁴

31
- 84907480998
- M. Moua R. R. Kohlmeyer J. Chen Angew. Chem., Int. Ed. 2013 52 1
- (2013) Angew. Chem., Int. Ed. , vol.52 , pp. 1
- Moua, M.¹ Kohlmeyer, R.R.² Chen, J.³

32
- 84863308849
- Y. Sun J. S. Evans T. Lee B. Senyuk P. Keller S. He I. I. Smalyukh Appl. Phys. Lett. 2012 100 241901
- (2012) Appl. Phys. Lett. , vol.100 , pp. 241901
- Sun, Y.¹ Evans, J.S.² Lee, T.³ Senyuk, B.⁴ Keller, P.⁵ He, S.⁶ Smalyukh, I.I.⁷

33
- 84877756939
- J. E. Evans Y. Sun B. Senyuk P. Keller V. M. Pergamenshchik T. Lee I. I. Smalyukh Phys. Rev. Lett. 2013 110 187802
- (2013) Phys. Rev. Lett. , vol.110 , pp. 187802
- Evans, J.E.¹ Sun, Y.² Senyuk, B.³ Keller, P.⁴ Pergamenshchik, V.M.⁵ Lee, T.⁶ Smalyukh, I.I.⁷

34
- 33750256168
- M. Hu J. Chen Z. Li L. Au G. V. Hartland X. Li M. Marquez Y. Xia Chem. Soc. Rev. 2006 35 1084
- (2006) Chem. Soc. Rev. , vol.35 , pp. 1084
- Hu, M.¹ Chen, J.² Li, Z.³ Au, L.⁴ Hartland, G.V.⁵ Li, X.⁶ Marquez, M.⁷ Xia, Y.⁸

35
- 84916910383
- J. Olson S. Dominguez-Medina A. Hoggard L. Wang W. Chang S. Link Chem. Soc. Rev. 2015 44 40
- (2015) Chem. Soc. Rev. , vol.44 , pp. 40
- Olson, J.¹ Dominguez-Medina, S.² Hoggard, A.³ Wang, L.⁴ Chang, W.⁵ Link, S.⁶

36
- 62449167555
- J. Kim Y. Piao T. Hyeon Chem. Soc. Rev. 2009 38 372
- (2009) Chem. Soc. Rev. , vol.38 , pp. 372
- Kim, J.¹ Piao, Y.² Hyeon, T.³

37
- 84905159215
- D. Jaque L. M. Maestro B. del Rosal P. Haro-Gonzalez A. Benayas J. L. Plaza E. M. Rodriguez J. G. Sole Nanoscale 2014 6 9494
- (2014) Nanoscale , vol.6 , pp. 9494
- Jaque, D.¹ Maestro, L.M.² Del Rosal, B.³ Haro-Gonzalez, P.⁴ Benayas, A.⁵ Plaza, J.L.⁶ Rodriguez, E.M.⁷ Sole, J.G.⁸

38
- 58849124911
- C. C. Huang C. H. Su W. M. Li T. Y. Liu J. H. Chen C. S. Yeh Adv. Funct. Mater. 2009 19 249
- (2009) Adv. Funct. Mater. , vol.19 , pp. 249
- Huang, C.C.¹ Su, C.H.² Li, W.M.³ Liu, T.Y.⁴ Chen, J.H.⁵ Yeh, C.S.⁶

39
- 77950497505
- W. S. Kuo C. N. Chang Y. T. Chang M. H. Yang Y. H. Chien S. J. Chen C. S. Yeh Angew. Chem., Int. Ed. 2010 49 2711
- (2010) Angew. Chem., Int. Ed. , vol.49 , pp. 2711
- Kuo, W.S.¹ Chang, C.N.² Chang, Y.T.³ Yang, M.H.⁴ Chien, Y.H.⁵ Chen, S.J.⁶ Yeh, C.S.⁷

40
- 0345686712
- L. R. Hirsch R. J. Stafford J. A. Bankson S. R. Sershen B. Rivera R. E. Price J. D. Hazle N. J. Halas J. L. West Proc. Natl. Acad. Sci. U. S. A. 2003 100 13549
- (2003) Proc. Natl. Acad. Sci. U. S. A. , vol.100 , pp. 13549
- Hirsch, L.R.¹ Stafford, R.J.² Bankson, J.A.³ Sershen, S.R.⁴ Rivera, B.⁵ Price, R.E.⁶ Hazle, J.D.⁷ Halas, N.J.⁸ West, J.L.⁹

41
- 33244457595
- X. Huang I. H. El-Sayed W. Qian M. A. El-Sayed J. Am. Chem. Soc. 2006 128 2115
- (2006) J. Am. Chem. Soc. , vol.128 , pp. 2115
- Huang, X.¹ El-Sayed, I.H.² Qian, W.³ El-Sayed, M.A.⁴

42
- 63649134247
- S. E. Lee G. L. Liu F. Kim L. P. Lee Nano Lett. 2009 9 562
- (2009) Nano Lett. , vol.9 , pp. 562
- Lee, S.E.¹ Liu, G.L.² Kim, F.³ Lee, L.P.⁴

43
- 84855292707
- C. Fang L. Shao Y. Zhao J. Wang H. Wu Adv. Mater. 2012 24 94
- (2012) Adv. Mater. , vol.24 , pp. 94
- Fang, C.¹ Shao, L.² Zhao, Y.³ Wang, J.⁴ Wu, H.⁵

44
- 77955172980
- M. J. Kade D. J. Burke C. J. Hawker J. Polym. Sci., Part A: Polym. Chem. 2010 48 743
- (2010) J. Polym. Sci., Part A: Polym. Chem. , vol.48 , pp. 743
- Kade, M.J.¹ Burke, D.J.² Hawker, C.J.³

45
- 77951519941
- G. Franc A. K. Kakkar Chem. Soc. Rev. 2010 39 1536
- (2010) Chem. Soc. Rev. , vol.39 , pp. 1536
- Franc, G.¹ Kakkar, A.K.²

46
- 77649122695
- C. E. Hoyle C. N. Bowman Angew. Chem., Int. Ed. 2010 49 1540
- (2010) Angew. Chem., Int. Ed. , vol.49 , pp. 1540
- Hoyle, C.E.¹ Bowman, C.N.²

47
- 54949090372
- L. M. Campos I. Meinel R. G. Guino M. Schierhorn N. Gupta G. D. Stucky C. J. Hawker Adv. Mater. 2008 20 3728
- (2008) Adv. Mater. , vol.20 , pp. 3728
- Campos, L.M.¹ Meinel, I.² Guino, R.G.³ Schierhorn, M.⁴ Gupta, N.⁵ Stucky, G.D.⁶ Hawker, C.J.⁷

48
- 72449142723
- L. M. Campos T. T. Truong D. E. Shim M. D. Dimitriou D. Shir I. Meinel J. A. Gerbec H. T. Hahn J. A. Rogers C. J. Hawker Chem. Mater. 2009 21 5319
- (2009) Chem. Mater. , vol.21 , pp. 5319
- Campos, L.M.¹ Truong, T.T.² Shim, D.E.³ Dimitriou, M.D.⁴ Shir, D.⁵ Meinel, I.⁶ Gerbec, J.A.⁷ Hahn, H.T.⁸ Rogers, J.A.⁹ Hawker, C.J.¹⁰

49
- 84877736885
- H. Yang M. Liu Y. Yao P. Tao B. Lin P. Keller X. Zhang Y. Sun L. Guo Macromolecules 2013 46 3406
- (2013) Macromolecules , vol.46 , pp. 3406
- Yang, H.¹ Liu, M.² Yao, Y.³ Tao, P.⁴ Lin, B.⁵ Keller, P.⁶ Zhang, X.⁷ Sun, Y.⁸ Guo, L.⁹

50
- 64549103891
- J. M. El Khoury X. Zhou L. Qu L. Dai A. Urbas Q. Li Chem. Commun. 2009 2109
- (2009) Chem. Commun. , pp. 2109
- El Khoury, J.M.¹ Zhou, X.² Qu, L.³ Dai, L.⁴ Urbas, A.⁵ Li, Q.⁶

51
- 84859590513
- C. Xue Y. Xu Y. Pang D. Yu L. Dai M. Gao A. Urbas Q. Li Langmuir 2012 28 5956
- (2012) Langmuir , vol.28 , pp. 5956
- Xue, C.¹ Xu, Y.² Pang, Y.³ Yu, D.⁴ Dai, L.⁵ Gao, M.⁶ Urbas, A.⁷ Li, Q.⁸

52
- 84886070956
- C. Xue K. Gutierrez-Cuevas M. Gao A. Urbas Q. Li J. Phys. Chem. C 2013 117 21603
- (2013) J. Phys. Chem. C , vol.117 , pp. 21603
- Xue, C.¹ Gutierrez-Cuevas, K.² Gao, M.³ Urbas, A.⁴ Li, Q.⁵

53
- 84925624593
- Y. Zhang Q. Liu H. Mundoor Y. Yuan I. I. Smalyukh ACS Nano 2015 9 3097
- (2015) ACS Nano , vol.9 , pp. 3097
- Zhang, Y.¹ Liu, Q.² Mundoor, H.³ Yuan, Y.⁴ Smalyukh, I.I.⁵

54
- 84904012526
- Q. Liu Y. Yuan I. I. Smalyukh Nano Lett. 2014 14 4071
- (2014) Nano Lett. , vol.14 , pp. 4071
- Liu, Q.¹ Yuan, Y.² Smalyukh, I.I.³

55
- 84900643756
- L. Zhang K. Xia Z. Lu G. Li J. Chen Y. Deng S. Li F. Zhou N. He Chem. Mater. 2014 26 1794
- (2014) Chem. Mater. , vol.26 , pp. 1794
- Zhang, L.¹ Xia, K.² Lu, Z.³ Li, G.⁴ Chen, J.⁵ Deng, Y.⁶ Li, S.⁷ Zhou, F.⁸ He, N.⁹

56
- 33644923211
- S. V. Ahir A. R. Tajbakhsh E. M. Terentjev Adv. Funct. Mater. 2006 16 556
- (2006) Adv. Funct. Mater. , vol.16 , pp. 556
- Ahir, S.V.¹ Tajbakhsh, A.R.² Terentjev, E.M.³

57
- 77950260011
- T. Yoshino M. Kondo J. Mamiya M. Kinoshita Y. Yu T. Ikeda Adv. Mater. 2010 22 1361
- (2010) Adv. Mater. , vol.22 , pp. 1361
- Yoshino, T.¹ Kondo, M.² Mamiya, J.³ Kinoshita, M.⁴ Yu, Y.⁵ Ikeda, T.⁶

58
- 72449202919
- E. B. Spear R. L. Moore Ind. Eng. Chem. 1925 17 894
- (1925) Ind. Eng. Chem. , vol.17 , pp. 894
- Spear, E.B.¹ Moore, R.L.²

59
- 1042265089
- Q. Xu B. D. Gates G. M. Whitesides J. Am. Chem. Soc. 2004 126 1332
- (2004) J. Am. Chem. Soc. , vol.126 , pp. 1332
- Xu, Q.¹ Gates, B.D.² Whitesides, G.M.³

60
- 0037183658
- X. Wang W. Zhou Macromolecules 2002 35 6747
- (2002) Macromolecules , vol.35 , pp. 6747
- Wang, X.¹ Zhou, W.²

61
- 84937621146
- PhD thesis, University of Colorado, Boulder, UMI Number: 3273657
- H. Yang, PhD thesis, University of Colorado, Boulder, 2007, UMI Number: 3273657, p. 62
- (2007) , pp. 62
- Yang, H.¹

62
- 78650706533
- S. Haseloh C. Ohm F. Smallwood R. Zentel Macromol. Rapid Commun. 2011 32 88
- (2011) Macromol. Rapid Commun. , vol.32 , pp. 88
- Haseloh, S.¹ Ohm, C.² Smallwood, F.³ Zentel, R.⁴

63
- 79953750316
- C. Ohm M. Morys F. R. Forst L. Braun A. Eremin C. Serra R. Stannarius R. Zentel Soft Matter 2011 7 3730
- (2011) Soft Matter , vol.7 , pp. 3730
- Ohm, C.¹ Morys, M.² Forst, F.R.³ Braun, L.⁴ Eremin, A.⁵ Serra, C.⁶ Stannarius, R.⁷ Zentel, R.⁸

64
- 84876909660
- H. Yang F. Zhang B. Lin P. Keller X. Zhang Y. Sun L. Guo J. Mater. Chem. C 2013 1 1482
- (2013) J. Mater. Chem. C , vol.1 , pp. 1482
- Yang, H.¹ Zhang, F.² Lin, B.³ Keller, P.⁴ Zhang, X.⁵ Sun, Y.⁶ Guo, L.⁷

* 이 정보는 Elsevier사의 SCOPUS DB에서 KISTI가 분석하여 추출한 것입니다.