SCOPUS 정보 검색 플랫폼

Volumn 7, Issue 3, 2014, Pages 795-803

Joint electrical, photophysical, and photovoltaic studies on truxene dye-sensitized solar cells: Impact of arylamine electron donors

(7) Wang, Zhihui a Liang, Mao a Wang, He a Wang, Peng b Cheng, Fangyi c Sun, Zhe a Song, Xue a

a TIANJIN UNIVERSITY OF TECHNOLOGY (China)

b CHANGCHUN INSTITUTE OF APPLIED CHEMISTRY (China)

c NANKAI UNIVERSITY (China)

Author keywords

cobalt; cyclic voltammetry; dyes pigments; electrochemistry; solar cells

Indexed keywords

COBALT; CYCLIC VOLTAMMETRY; ELECTROCHEMISTRY; PHOTOELECTROCHEMICAL CELLS; PHOTOSENSITIZERS; SOLAR CELLS;

CHARGE RECOMBINATIONS; DYE-SENSITIZED SOLAR CELL; DYES/PIGMENTS; EFFICIENCY IMPROVEMENT; ELECTRON DONORS; ELECTRON LIFETIME; MOLAR ABSORPTION COEFFICIENT; TRIPHENYL AMINES;

ELECTRONS;

AMINE; ANILINE; ANILINE DERIVATIVE; COBALT; COLORING AGENT; PYRROLE DERIVATIVE;

ARTICLE; CHEMICAL STRUCTURE; CHEMISTRY; CONFORMATION; CYCLIC POTENTIOMETRY; DYES/PIGMENTS; ELECTROCHEMISTRY; ELECTRON TRANSPORT; POWER SUPPLY; SOLAR CELLS; SOLAR ENERGY;

COBALT; CYCLIC VOLTAMMETRY; DYES/PIGMENTS; ELECTROCHEMISTRY; SOLAR CELLS;

AMINES; ANILINE COMPOUNDS; COLORING AGENTS; ELECTRIC POWER SUPPLIES; ELECTROCHEMISTRY; ELECTRON TRANSPORT; MODELS, MOLECULAR; MOLECULAR CONFORMATION; PYRROLES; SOLAR ENERGY;

EID: 84896862007 PISSN: 18645631 EISSN: 1864564X Source Type: Journal
DOI: 10.1002/cssc.201301155 Document Type: Article

Times cited : (29)

References (52)

1
- 0006483573
- B. ORegan, M. Grätzel, Nature 1991, 353, 737-740.
- (1991) Nature , vol.353 , pp. 737-740
- Oregan, B.¹ Grätzel, M.²

2
- 78449308548
- A. Hagfeldt, G. Boschloo, L. Sun, L. Kloo, H. Pettersson, Chem. Rev. 2010, 110, 6595-6663.
- (2010) Chem. Rev. , vol.110 , pp. 6595-6663
- Hagfeldt, A.¹ Boschloo, G.² Sun, L.³ Kloo, L.⁴ Pettersson, H.⁵

3
- 84870512307
- L.-L. Li, E. W.-G. Diau, Chem. Soc. Rev. 2013, 42, 291-304.
- (2013) Chem. Soc. Rev. , vol.42 , pp. 291-304
- Li, L.-L.¹ Diau, E.W.-G.²

4
- 84873696574
- Y. Wu, W. Zhu, Chem. Soc. Rev. 2013, 42, 2039-2058.
- (2013) Chem. Soc. Rev. , vol.42 , pp. 2039-2058
- Wu, Y.¹ Zhu, W.²

5
- 84877742813
- M. Liang, J. Chen, Chem. Soc. Rev. 2013, 42, 3453-3488.
- (2013) Chem. Soc. Rev. , vol.42 , pp. 3453-3488
- Liang, M.¹ Chen, J.²

6
- 33750715111
- N. Koumura, Z.-S. Wang, S. Mori, M. Miyashita, E. Suzuki, K. Hara, J. Am. Chem. Soc. 2006, 128, 14256-14257.
- (2006) J. Am. Chem. Soc. , vol.128 , pp. 14256-14257
- Koumura, N.¹ Wang, Z.-S.² Mori, S.³ Miyashita, M.⁴ Suzuki, E.⁵ Hara, K.⁶

7
- 4644298314
- T. Horiuchi, H. Miura, K. Sumioka, S. Uchida, J. Am. Chem. Soc. 2004, 126, 12218-12219.
- (2004) J. Am. Chem. Soc. , vol.126 , pp. 12218-12219
- Horiuchi, T.¹ Miura, H.² Sumioka, K.³ Uchida, S.⁴

8
- 33845932597
- S. Kim, J. K. Lee, S. O. Kang, J. Ko, J. H. Yum, S. Fantacci, F. DeAngelis, D. DiCenso, M. K. Nazeeruddin, M. Gräzel, J. Am. Chem. Soc. 2006, 128, 16701-16707
- (2006) J. Am. Chem. Soc. , vol.128 , pp. 16701-16707
- Kim, S.¹ Lee, J.K.² Kang, S.O.³ Ko, J.⁴ Yum, J.H.⁵ Fantacci, S.⁶ Deangelis, F.⁷ Dicenso, D.⁸ Nazeeruddin, M.K.⁹ Gräzel, M.¹⁰

9
- 80955132049
- K. Lim, C. Kim, J. Song, T. Yu, W. Lim, K. Song, P. Wang, N. Zu, J. Ko, J. Phys. Chem. C 2011, 115, 22640-22646
- (2011) J. Phys. Chem. C , vol.115 , pp. 22640-22646
- Lim, K.¹ Kim, C.² Song, J.³ Yu, T.⁴ Lim, W.⁵ Song, K.⁶ Wang, P.⁷ Zu, N.⁸ Ko, J.⁹

10
- 84862963727
- K. Do, D. Kim, N. Cho, S. Paek, K. Song, J. Ko, Org. Lett. 2012, 14, 222-225
- (2012) Org. Lett. , vol.14 , pp. 222-225
- Do, K.¹ Kim, D.² Cho, N.³ Paek, S.⁴ Song, K.⁵ Ko, J.⁶

11
- 84882407308
- K. Lim, M. J. Ju, J. Song, I. T. Choi, K. Do, H. Choi, K. Song, H. K. Kim, J. Ko, ChemSusChem 2013, 6, 1425-1431.
- (2013) ChemSusChem , vol.6 , pp. 1425-1431
- Lim, K.¹ Ju, M.J.² Song, J.³ Choi, I.T.⁴ Do, K.⁵ Choi, H.⁶ Song, K.⁷ Kim, H.K.⁸ Ko, J.⁹

12
- 34548606026
- H. Tian, X. Yang, R. Chen, L. Li, A. Hagfeldt, L. Sun, Chem. Commun. 2007, 3741-3743
- (2007) Chem. Commun. , pp. 3741-3743
- Tian, H.¹ Yang, X.² Chen, R.³ Li, L.⁴ Hagfeldt, A.⁵ Sun, L.⁶

13
- 34547950937
- R. Chen, X. Yang, H. Tian, X. Wang, A. Hagfeldt, L. Sun, Chem. Mater. 2007, 19, 4007-4015
- (2007) Chem. Mater. , vol.19 , pp. 4007-4015
- Chen, R.¹ Yang, X.² Tian, H.³ Wang, X.⁴ Hagfeldt, A.⁵ Sun, L.⁶

14
- 81255191716
- Y. Hao, X. Yang, M. Zhou, J. Cong, X. Wang, A. Hagfeldt, L. Sun, ChemSusChem 2011, 4, 1601-1605
- (2011) ChemSusChem , vol.4 , pp. 1601-1605
- Hao, Y.¹ Yang, X.² Zhou, M.³ Cong, J.⁴ Wang, X.⁵ Hagfeldt, A.⁶ Sun, L.⁷

15
- 84872328038
- M. Cheng, X. Yang, J. Li, F. Zhang, L. Sun, ChemSusChem 2013, 6, 70-77.
- (2013) ChemSusChem , vol.6 , pp. 70-77
- Cheng, M.¹ Yang, X.² Li, J.³ Zhang, F.⁴ Sun, L.⁵

16
- 79951610276
- W. H. Zhu, Y. Z. Wu, S. T. Wang, W. Q. Li, X. Li, J. Chen, Z. S. Wang, H. Tian, Adv. Funct. Mater. 2011, 21, 756-763.
- (2011) Adv. Funct. Mater. , vol.21 , pp. 756-763
- Zhu, W.H.¹ Wu, Y.Z.² Wang, S.T.³ Li, W.Q.⁴ Li, X.⁵ Chen, J.⁶ Wang, Z.S.⁷ Tian, H.⁸

17
- 79956130464
- H. N. Tsao, C. Yi, T. Moehl, J.-H. Yum, S. M. Zakeeruddin, M. K. Nazeeruddin, M. Grtäzel, ChemSusChem 2011, 4, 591-594.
- (2011) ChemSusChem , vol.4 , pp. 591-594
- Tsao, H.N.¹ Yi, C.² Moehl, T.³ Yum, J.-H.⁴ Zakeeruddin, S.M.⁵ Nazeeruddin, M.K.⁶ Grtäzel, M.⁷

18
- 84881149225
- J. Liu, Y. Numata, C. Qin, A. Islam, X. Yang, L. Han, Chem. Commun. 2013, 49, 7587-7589.
- (2013) Chem. Commun. , vol.49 , pp. 7587-7589
- Liu, J.¹ Numata, Y.² Qin, C.³ Islam, A.⁴ Yang, X.⁵ Han, L.⁶

19
- 84867385324
- M. K. Kashif, J. C. Axelson, N. W. Duffy, C. M. Forsyth, C. J. Chang, J. R. Long, L. Spiccia, U. Bach, J. Am. Chem. Soc. 2012, 134, 16646-16653
- (2012) J. Am. Chem. Soc. , vol.134 , pp. 16646-16653
- Kashif, M.K.¹ Axelson, J.C.² Duffy, N.W.³ Forsyth, C.M.⁴ Chang, C.J.⁵ Long, J.R.⁶ Spiccia, L.⁷ Bach, U.⁸

20
- 84874365994
- W. Xiang, A. Gupta, M. K. Kashif, N. Duffy, A. Bilic, R. A. Evans, L. Spiccia, U, Bach, ChemSusChem 2013, 6, 256-260
- (2013) ChemSusChem , vol.6 , pp. 256-260
- Xiang, W.¹ Gupta, A.² Kashif, M.K.³ Duffy, N.⁴ Bilic, A.⁵ Evans, R.A.⁶ Spiccia, L.⁷ Bach, U.⁸

21
- 84887538537
- T. Daeneke, K. Gräf, S. E. Watkins, M. Thelakkat, U. Bach, ChemSusChem 2013, 6, 2056-2060.
- (2013) ChemSusChem , vol.6 , pp. 2056-2060
- Daeneke, T.¹ Gräf, K.² Watkins, S.E.³ Thelakkat, M.⁴ Bach, U.⁵

22
- 84878583360
- S. DeSousa, C. Olivier, L. Ducasse, G. LeBourdon, L. Hirsch, T. Toupance, ChemSusChem 2013, 6, 993-996.
- (2013) ChemSusChem , vol.6 , pp. 993-996
- Desousa, S.¹ Olivier, C.² Ducasse, L.³ Lebourdon, G.⁴ Hirsch, L.⁵ Toupance, T.⁶

23
- 34047244966
- M. Liang, W. Xu, F. Cai, P. Chen, B. Peng, J. Chen, Z. Li, J. Phys. Chem. C 2007, 111, 4465-4472.
- (2007) J. Phys. Chem. C , vol.111 , pp. 4465-4472
- Liang, M.¹ Xu, W.² Cai, F.³ Chen, P.⁴ Peng, B.⁵ Chen, J.⁶ Li, Z.⁷

24
- 78651102009
- M. Lu, M. Liang, H. Han, Z. Sun, S. Xue, J. Phys. Chem. C 2011, 115, 274-281
- (2011) J. Phys. Chem. C , vol.115 , pp. 274-281
- Lu, M.¹ Liang, M.² Han, H.³ Sun, Z.⁴ Xue, S.⁵

25
- 80054705283
- X. Hao, M. Liang, X. Cheng, X. Pian, Z. Sun, S. Xue, Org. Lett. 2011, 13, 5424-5427
- (2011) Org. Lett. , vol.13 , pp. 5424-5427
- Hao, X.¹ Liang, M.² Cheng, X.³ Pian, X.⁴ Sun, Z.⁵ Xue, S.⁶

26
- 84877730701
- G. Li, M. Liang, H. Wang, Z. Sun, L. Wang, Z. H. Wang, S. Xue, Chem. Mater. 2013, 25, 1713-1722
- (2013) Chem. Mater. , vol.25 , pp. 1713-1722
- Li, G.¹ Liang, M.² Wang, H.³ Sun, Z.⁴ Wang, L.⁵ Wang, Z.H.⁶ Xue, S.⁷

27
- 84872128054
- Y. Shi, M. Liang, L. Wang, H. Han, L. You, Z. Sun, S. Xue, ACS Appl. Mater. Interfaces 2013, 5, 144-153
- (2013) ACS Appl. Mater. Interfaces , vol.5 , pp. 144-153
- Shi, Y.¹ Liang, M.² Wang, L.³ Han, H.⁴ You, L.⁵ Sun, Z.⁶ Xue, S.⁷

28
- 84883260575
- Y. Hao, M. Liang, Z. Wang, L. Wang, Y. Sun, Z. Sun, S. Xue, Phys. Chem. Chem. Phys. 2013, 15, 15441-15449.
- (2013) Phys. Chem. Chem. Phys. , vol.15 , pp. 15441-15449
- Hao, Y.¹ Liang, M.² Wang, Z.³ Wang, L.⁴ Sun, Y.⁵ Sun, Z.⁶ Xue, S.⁷

29
- 80555157669
- A. Yella, H.-W. Lee, H. N. Tsao, C. Yi, A. K. Chandiran, M. K. Nazeeruddin, E. W.-G. Diau, C. Y. Yeh, S. M. Zakeeruddin, M. Grätzel, Science 2011, 334, 629-634.
- (2011) Science , vol.334 , pp. 629-634
- Yella, A.¹ Lee, H.-W.² Tsao, H.N.³ Yi, C.⁴ Chandiran, A.K.⁵ Nazeeruddin, M.K.⁶ Diau, E.W.-G.⁷ Yeh, C.Y.⁸ Zakeeruddin, S.M.⁹ Grätzel, M.¹⁰

30
- 78649938095
- S. M. Feldt, E. A. Gibson, E. Gabrielsson, L. Sun, G. Boschloo, A. Hagfeldt, J. Am. Chem. Soc. 2010, 132, 16714-16724.
- (2010) J. Am. Chem. Soc. , vol.132 , pp. 16714-16724
- Feldt, S.M.¹ Gibson, E.A.² Gabrielsson, E.³ Sun, L.⁴ Boschloo, G.⁵ Hagfeldt, A.⁶

31
- 79960867973
- Y. Bai, J. Zhang, D. Zhou, Y. Wang, M. Zhang, P. Wang, J. Am. Chem. Soc. 2011, 133, 11442-11445
- (2011) J. Am. Chem. Soc. , vol.133 , pp. 11442-11445
- Bai, Y.¹ Zhang, J.² Zhou, D.³ Wang, Y.⁴ Zhang, M.⁵ Wang, P.⁶

32
- 79959392714
- M. Zhang, J. Liu, Y. Wang, D. Zhou, P. Wang, Chem. Sci. 2011, 2, 1401-1406
- (2011) Chem. Sci. , vol.2 , pp. 1401-1406
- Zhang, M.¹ Liu, J.² Wang, Y.³ Zhou, D.⁴ Wang, P.⁵

33
- 84862194012
- Y. Cao, N. Cai, Y. Wang, R. Li, Y. Yuan, P. Wang, Phys. Chem. Chem. Phys. 2012, 14, 8282-8286
- (2012) Phys. Chem. Chem. Phys. , vol.14 , pp. 8282-8286
- Cao, Y.¹ Cai, N.² Wang, Y.³ Li, R.⁴ Yuan, Y.⁵ Wang, P.⁶

34
- 84863229978
- M. Xu, M. Zhang, M. Pastore, R. Li, F. DeAngelis, P. Wang, Chem. Sci. 2012, 3, 976-983
- (2012) Chem. Sci. , vol.3 , pp. 976-983
- Xu, M.¹ Zhang, M.² Pastore, M.³ Li, R.⁴ Deangelis, F.⁵ Wang, P.⁶

35
- 84884577917
- M. Zhang, Y. Wang, M. Xu, W. Ma, R. Li, P. Wang, Energy Environ. Sci. 2013, 6, 2944-2949
- (2013) Energy Environ. Sci. , vol.6 , pp. 2944-2949
- Zhang, M.¹ Wang, Y.² Xu, M.³ Ma, W.⁴ Li, R.⁵ Wang, P.⁶

36
- 84880618841
- N. Cai, J. Zhang, M. Xu, M. Zhang, P. Wang, Adv. Funct. Mater. 2013, 23, 3539-3547.
- (2013) Adv. Funct. Mater. , vol.23 , pp. 3539-3547
- Cai, N.¹ Zhang, J.² Xu, M.³ Zhang, M.⁴ Wang, P.⁵

37
- 84856745518
- J.-H. Yum, E. Baranoff, F. Kessler, T. Moehl, S. Ahmad, T. Bessho, A. Marchioro, E. Ghadiri, J.-E. Moser, C. Yi, M. K. Nazeeruddin, M. Gräzel, Nat. Commun. 2012, 3, 631.
- (2012) Nat. Commun. , vol.3 , pp. 631
- Yum, J.-H.¹ Baranoff, E.² Kessler, F.³ Moehl, T.⁴ Ahmad, S.⁵ Bessho, T.⁶ Marchioro, A.⁷ Ghadiri, E.⁸ Moser, J.-E.⁹ Yi, C.¹⁰ Nazeeruddin, M.K.¹¹ Gräzel, M.¹²

38
- 84880027927
- A. Yella, R. Humphry-Baker, B. F. E. Curchod, N. A. Astani, J. Teuscher, L. E. Polander, S. Mathew, J.-E. Moser, I. Tavernelli, U. Rothlisberger, M. Grätzel, M. K. Nazeeruddin, J. Frey, Chem. Mater. 2013, 25, 2733-2739.
- (2013) Chem. Mater. , vol.25 , pp. 2733-2739
- Yella, A.¹ Humphry-Baker, R.² Curchod, B.F.E.³ Astani, N.A.⁴ Teuscher, J.⁵ Polander, L.E.⁶ Mathew, S.⁷ Moser, J.-E.⁸ Tavernelli, I.⁹ Rothlisberger, U.¹⁰ Grätzel, M.¹¹ Nazeeruddin, M.K.¹² Frey, J.¹³

39
- 84861499928
- X. P. Zong, M. Liang, C. R. Fan, K. Tang, G. Li, Z. Sun, S. Xue, J. Phys. Chem. C 2012, 116, 11241-11250
- (2012) J. Phys. Chem. C , vol.116 , pp. 11241-11250
- Zong, X.P.¹ Liang, M.² Fan, C.R.³ Tang, K.⁴ Li, G.⁵ Sun, Z.⁶ Xue, S.⁷

40
- 84862179787
- X. P. Zong, M. Liang, T. Chen, J. N. Jia, L. N. Wang, Z. Sun, S. Xue, Chem. Commun. 2012, 48, 6645-6647.
- (2012) Chem. Commun. , vol.48 , pp. 6645-6647
- Zong, X.P.¹ Liang, M.² Chen, T.³ Jia, J.N.⁴ Wang, L.N.⁵ Sun, Z.⁶ Xue, S.⁷

41
- 84878668033
- Z. H. Wang, M. Liang, L. Wang, Y. Hao, C. Wang, Z. Sun, S. Xue, Chem. Commun. 2013, 49, 5748-5750
- (2013) Chem. Commun. , vol.49 , pp. 5748-5750
- Wang, Z.H.¹ Liang, M.² Wang, L.³ Hao, Y.⁴ Wang, C.⁵ Sun, Z.⁶ Xue, S.⁷

42
- 84884127456
- Z. H. Wang, M. Liang, Y. Hao, Y. Zhang, L. Wang, Z. Sun, S. Xue, J. Mater. Chem. A 2013, 1, 11809-11819.
- (2013) J. Mater. Chem. A , vol.1 , pp. 11809-11819
- Wang, Z.H.¹ Liang, M.² Hao, Y.³ Zhang, Y.⁴ Wang, L.⁵ Sun, Z.⁶ Xue, S.⁷

43
- 84891795870
- M. K. Kashif, M. Nippe, N. W. Duffy, C. M. Forsyth, C. J. Chang, J. R. Long, L. Spiccia, U. Bach, Angew. Chem. 2013, 125, 5637-5641.
- (2013) Angew. Chem. , vol.125 , pp. 5637-5641
- Kashif, M.K.¹ Nippe, M.² Duffy, N.W.³ Forsyth, C.M.⁴ Chang, C.J.⁵ Long, J.R.⁶ Spiccia, L.⁷ Bach, U.⁸

44
- 82955206459
- P. Imin, M. Imit, A. Adronov, Macromolecules 2011, 44, 9138-9145.
- (2011) Macromolecules , vol.44 , pp. 9138-9145
- Imin, P.¹ Imit, M.² Adronov, A.³

45
- 0001642887
- T. J. Meyer, G. J. Meyer, B. W. Pfennig, J. R. Schoonover, C. J. Timpson, J. F. Wall, C. Kobusch, X. Chen, B. M. Peek, C. G. Wall, W. Ou, B. W. Erickson, C. A. Bignozzi, Inorg. Chem. 1994, 33, 3952-3964.
- (1994) Inorg. Chem. , vol.33 , pp. 3952-3964
- Meyer, T.J.¹ Meyer, G.J.² Pfennig, B.W.³ Schoonover, J.R.⁴ Timpson, C.J.⁵ Wall, J.F.⁶ Kobusch, C.⁷ Chen, X.⁸ Peek, B.M.⁹ Wall, C.G.¹⁰ Ou, W.¹¹ Erickson, B.W.¹² Bignozzi, C.A.¹³

46
- 0031998715
- P. Bonhôte, E. Gogniat, S. Tingry, C. Barbé, N. Vlachopoulos, F. Lenzmann, P. Comte, M. Grätzel, J. Phys. Chem. B 1998, 102, 1498-1507.
- (1998) J. Phys. Chem. B , vol.102 , pp. 1498-1507
- Bonhôte, P.¹ Gogniat, E.² Tingry, S.³ Barbé, C.⁴ Vlachopoulos, N.⁵ Lenzmann, F.⁶ Comte, P.⁷ Grätzel, M.⁸

47
- 13944251301
- G. R. Hutchison, M. A. Ratner, T. J. Marks, J. Am. Chem. Soc. 2005, 127, 16866-16881.
- (2005) J. Am. Chem. Soc. , vol.127 , pp. 16866-16881
- Hutchison, G.R.¹ Ratner, M.A.² Marks, T.J.³

48
- 0003561662
- Wiley, Weinheim
- A. J. Bard, L. R. Faulkner, Electrochemical Methods: Fundamentals and Applications, 2nded., Wiley, Weinheim 2001.
- (2001) Electrochemical Methods: Fundamentals and Applications, 2nded.
- Bard, A.J.¹ Faulkner, L.R.²

49
- 84871260552
- N. Cai, R. Li, Y. Wang, M. Zhang, P. Wang, Energy Environ. Sci. 2013, 6, 139-149.
- (2013) Energy Environ. Sci. , vol.6 , pp. 139-149
- Cai, N.¹ Li, R.² Wang, Y.³ Zhang, M.⁴ Wang, P.⁵

50
- 72849147122
- B. ORegan, J. R. Durrant, Acc. Chem. Res. 2009, 42, 1799-1808.
- (2009) Acc. Chem. Res. , vol.42 , pp. 1799-1808
- Oregan, B.¹ Durrant, J.R.²

51
- 79955613601
- F. Fabregat-Santiago, G. Garcia-Belmonte, I. Mora-Séro, J. Bisquert, Phys. Chem. Chem. Phys. 2011, 13, 9083-9118.
- (2011) Phys. Chem. Chem. Phys. , vol.13 , pp. 9083-9118
- Fabregat-Santiago, F.¹ Garcia-Belmonte, G.² Mora-Séro, I.³ Bisquert, J.⁴

52
- 0347695851
- P. Wang, S. M. Zakeeruddin, P. Comte, R. Charvet, R. Humphry-Baker, M. Grätzel, J. Phys. Chem. B 2003, 107, 14336-14341.
- (2003) J. Phys. Chem. B , vol.107 , pp. 14336-14341
- Wang, P.¹ Zakeeruddin, S.M.² Comte, P.³ Charvet, R.⁴ Humphry-Baker, R.⁵ Grätzel, M.⁶

* 이 정보는 Elsevier사의 SCOPUS DB에서 KISTI가 분석하여 추출한 것입니다.