메뉴 건너뛰기




Volumn 219, Issue 1-4, 2011, Pages 103-112

Equilibrium and kinetic characteristic of adsorption of Cu2+, Pb2+ on a novel anionic starch microspheres

Author keywords

Adsorption; Anionic starch microspheres; Heavy metal ions; Kinetics; Thermodynamics

Indexed keywords

ADSORPTION EQUILIBRIA; ANIONIC STARCH; AVERAGE PARTICLE SIZE; BATCH EXPERIMENTS; CHEMICAL SORPTION; CHLOROACETIC ACIDS; CROSS LINKING AGENTS; DISPERSIBILITIES; EPICHLOROHYDRIN; EXOTHERMIC PROCESS; EXPERIMENTAL DATA; FREUNDLICH ISOTHERM; INVERSE MICRO EMULSION; ISOSTERIC HEAT OF ADSORPTION; KINETIC CHARACTERISTICS; KINETIC DATA; LANGMUIR AND FREUNDLICH ADSORPTION; LANGMUIR AND FREUNDLICH ISOTHERM MODELS; LANGMUIR ISOTHERM; RATE-LIMITING STEPS; SECOND ORDER KINETICS; SECONDARY POLYMERIZATION; SOLUBLE STARCH;

EID: 79959373760     PISSN: 00496979     EISSN: 15732932     Source Type: Journal    
DOI: 10.1007/s11270-010-0690-8     Document Type: Article
Times cited : (12)

References (34)
  • 1
    • 0345598941 scopus 로고    scopus 로고
    • Functional properties and retrogradation behaviour of native and chemically modified starch of mucuna bean (Mucuna pruriens)
    • DOI 10.1002/jsfa.1569
    • KO Adebowale OS Lawal 2003 Functional properties and retrogradation behaviour of native and chemically modified starch of mucuna bean (Mucuna pruriens) Journal of the Science of Food and Agriculture 83 1541 1546 10.1002/jsfa.1569 1:CAS:528:DC%2BD3sXpslegtbY%3D (Pubitemid 37506891)
    • (2003) Journal of the Science of Food and Agriculture , vol.83 , Issue.15 , pp. 1541-1546
    • Adebowale, K.O.1    Lawal, O.S.2
  • 2
    • 7944239074 scopus 로고    scopus 로고
    • Adsorption isotherm models for basic dye adsorption by peat in single and binary component systems
    • DOI 10.1016/j.jcis.2004.08.078, PII S002197970400791X
    • SJ Allen G Mckayb JF Porter 2004 Adsorption isotherm models for basic dye adsorption by peat in single and binary component systems Journal of Colloid and Interface Science 280 322 333 10.1016/j.jcis.2004.08.078 1:CAS:528:DC%2BD2cXptlyktLg%3D (Pubitemid 39469179)
    • (2004) Journal of Colloid and Interface Science , vol.280 , Issue.2 , pp. 322-333
    • Allen, S.J.1    Mckay, G.2    Porter, J.F.3
  • 3
    • 0023328605 scopus 로고
    • Removal of hazardous organic pollutants by biomass adsorption
    • JP Bell M Tsezos 1987 Removal of hazardous organic pollutants by biomass adsorption Journal Water Pollution Control Federation 59 191 198 1:CAS:528:DyaL2sXlvVaksbc%3D (Pubitemid 17116479)
    • (1987) Journal of the Water Pollution Control Federation , vol.59 , Issue.4 , pp. 191-198
    • Bell, J.P.1    Tsezos, M.2
  • 4
    • 37149054730 scopus 로고    scopus 로고
    • Influence of acid activation on adsorption of Ni(II) and Cu(II) on kaolinite and montmorillonite: Kinetic and thermodynamic study
    • DOI 10.1016/j.cej.2007.03.005, PII S1385894707001362
    • KG Bhattacharyya S Sen Gupta 2008 Influence of acid activation on adsorption of Ni(II) and Cu(II) on kaolinite and montmorillonite: kinetic and thermodynamic study Chemical Engineering Journal 136 1 13 10.1016/j.cej.2007.03. 005 1:CAS:528:DC%2BD2sXhsVOis7vL (Pubitemid 350257024)
    • (2008) Chemical Engineering Journal , vol.136 , Issue.1 , pp. 1-13
    • Bhattacharyya, K.G.1    Gupta, S.S.2
  • 5
    • 0009539125 scopus 로고    scopus 로고
    • 2+ Ion and Water-Insoluble Amphoteric Starch in Aqueous Solutions
    • DOI 10.1002/app.1734
    • 2+ ion and water-insoluble amphoteric starch in aqueous systems Journal of Applied Polymer Science 81 2849 2855 10.1002/app.1734 1:CAS:528:DC%2BD3MXlt1GisL0%3D (Pubitemid 33640619)
    • (2001) Journal of Applied Polymer Science , vol.81 , Issue.12 , pp. 2849-2855
    • Chan, W.-C.1    Wu, J.-Y.2
  • 6
    • 77953231071 scopus 로고    scopus 로고
    • Kinetic study on removal of copper(II) using goethite and hematite nano-photocatalysts
    • 10.1016/j.jcis.2010.03.050 1:CAS:528:DC%2BC3cXms1Cju7Y%3D
    • YH Chen FA Li 2010 Kinetic study on removal of copper(II) using goethite and hematite nano-photocatalysts Journal of Colloid and Interface Science 347 277 281 10.1016/j.jcis.2010.03.050 1:CAS:528:DC%2BC3cXms1Cju7Y%3D
    • (2010) Journal of Colloid and Interface Science , vol.347 , pp. 277-281
    • Chen, Y.H.1    Li, F.A.2
  • 8
    • 72649106540 scopus 로고    scopus 로고
    • Effects of surface mediation on the adsorption isotherm and heat of adsorption of argon on graphitized thermal carbon black
    • 10.1016/j.jcis.2009.10.018 1:CAS:528:DC%2BC3cXktFeh
    • ChY Fan G Birkett DD Do 2010 Effects of surface mediation on the adsorption isotherm and heat of adsorption of argon on graphitized thermal carbon black Journal of Colloid and Interface Science 342 485 492 10.1016/j.jcis.2009.10.018 1:CAS:528:DC%2BC3cXktFeh
    • (2010) Journal of Colloid and Interface Science , vol.342 , pp. 485-492
    • Chy, F.1    Birkett, G.2    Do, D.D.3
  • 9
    • 49349090126 scopus 로고    scopus 로고
    • Preparation of crosslinked starch microspheres and their drug loading and releasing properties
    • 10.1016/j.carbpol.2008.03.005 1:CAS:528:DC%2BD1cXhtVWks77N
    • YY Fang LJ Wang BZh Li B Bhandari XD Chen ZhH Mao 2008 Preparation of crosslinked starch microspheres and their drug loading and releasing properties Carbohydration Polymer 74 379 384 10.1016/j.carbpol.2008.03.005 1:CAS:528:DC%2BD1cXhtVWks77N
    • (2008) Carbohydration Polymer , vol.74 , pp. 379-384
    • Fang, Y.Y.1    Wang, L.J.2    Bzh, L.3    Bhandari, B.4    Chen, X.D.5    Zhh, M.6
  • 10
    • 0026883430 scopus 로고
    • Equllibrium study of single-solute adsorption of anionicsurfactants with polymeric XAD resins
    • 10.1080/01496399208019736
    • RA Garcla-Delgado LM Cotouelo-Minguez JJ Rodfiguez 1992 Equllibrium study of single-solute adsorption of anionicsurfactants with polymeric XAD resins Separation Science and Technology 27 975 987 10.1080/01496399208019736
    • (1992) Separation Science and Technology , vol.27 , pp. 975-987
    • Garcla-Delgado, R.A.1    Cotouelo-Minguez, L.M.2    Rodfiguez, J.J.3
  • 11
    • 77952543489 scopus 로고    scopus 로고
    • Adsorption of arsenic ions on Brazilian sepiolite: Effect of contact time, pH, concentration, and calorimetric investigation
    • 10.1016/j.jcis.2010.02.041 1:CAS:528:DC%2BC3cXltFCntLs%3D
    • DL Guerra AC Batista PC Corrêa da costa RR Viana C Airoldi 2010 Adsorption of arsenic ions on Brazilian sepiolite: effect of contact time, pH, concentration, and calorimetric investigation Journal of Colloid and Interface Science 346 178 187 10.1016/j.jcis.2010.02.041 1:CAS:528:DC%2BC3cXltFCntLs%3D
    • (2010) Journal of Colloid and Interface Science , vol.346 , pp. 178-187
    • Guerra, D.L.1    Batista, A.C.2    Corrêa Da Costa, P.C.3    Viana, R.R.4    Airoldi, C.5
  • 12
    • 33644541060 scopus 로고    scopus 로고
    • Biosorption of copper(II) from aqueous solutions by Spirogyra species
    • 10.1016/j.jcis.2005.08.033 1:CAS:528:DC%2BD28XhvF2rsbs%3D
    • VK Gupta A Rastogi VK Saini N Jain 2006 Biosorption of copper(II) from aqueous solutions by Spirogyra species Journal of Colloid and Interface Science 296 59 63 10.1016/j.jcis.2005.08.033 1:CAS:528:DC%2BD28XhvF2rsbs%3D
    • (2006) Journal of Colloid and Interface Science , vol.296 , pp. 59-63
    • Gupta, V.K.1    Rastogi, A.2    Saini, V.K.3    Jain, N.4
  • 13
    • 43049087794 scopus 로고    scopus 로고
    • Sorption and desorption studies of chromium(VI) from nonviable cyanobacterium Nostoc muscorum biomass
    • DOI 10.1016/j.jhazmat.2007.10.032, PII S0304389407014719
    • VK Gupta A Rastogi 2008 Sorption and desorption studies of chromium(VI) from nonviable cyanobacterium Nostoc muscorum biomass Journal of Hazardous Materials 154 347 354 10.1016/j.jhazmat.2007.10.032 1:CAS:528: DC%2BD1cXlsFCjsL0%3D (Pubitemid 351626348)
    • (2008) Journal of Hazardous Materials , vol.154 , Issue.1-3 , pp. 347-354
    • Gupta, V.K.1    Rastogi, A.2
  • 14
    • 40949088970 scopus 로고    scopus 로고
    • Equilibrium and kinetic modelling of cadmium(II) biosorption by nonliving algal biomass Oedogonium sp. from aqueous phase
    • DOI 10.1016/j.jhazmat.2007.09.021, PII S0304389407013088
    • VK Gupta A Rastogi 2008 Equilibrium and kinetic modeling of cadmium(II) biosorption by non-living algal biomass Oedogonium sp. from aqueous phase Journal of Hazardous Materials 153 759 766 10.1016/j.jhazmat.2007.09.021 1:CAS:528:DC%2BD1cXjsFyhsLc%3D (Pubitemid 351417586)
    • (2008) Journal of Hazardous Materials , vol.153 , Issue.1-2 , pp. 759-766
    • Gupta, V.K.1    Rastogi, A.2
  • 15
    • 39749177102 scopus 로고    scopus 로고
    • Biosorption of lead from aqueous solutions by green algae Spirogyra species: Kinetics and equilibrium studies
    • DOI 10.1016/j.jhazmat.2007.07.028, PII S0304389407009946
    • VK Gupta A Rastogi 2008 Biosorption of lead from aqueous solutions by green algae spirogyra species: kinetics and equilibrium studies Journal of Hazardous Materials 152 407 414 10.1016/j.jhazmat.2007.07.028 1:CAS:528:DC%2BD1cXis1alur8%3D (Pubitemid 351312433)
    • (2008) Journal of Hazardous Materials , vol.152 , Issue.1 , pp. 407-414
    • Gupta, V.K.1    Rastogi, A.2
  • 16
    • 43849083266 scopus 로고    scopus 로고
    • Biosorption of lead from aqueous solutions by non-living algal biomass Oedogonium sp. and Nostoc sp.-a comparative study
    • 10.1016/j.colsurfb.2008.01.019 1:CAS:528:DC%2BD1cXmtlygtLc%3D
    • VK Gupta A Rastogi 2008 Biosorption of lead from aqueous solutions by non-living algal biomass Oedogonium sp. and Nostoc sp.-a comparative study Colloids and Surfaces B 64 170 178 10.1016/j.colsurfb.2008.01.019 1:CAS:528:DC%2BD1cXmtlygtLc%3D
    • (2008) Colloids and Surfaces B , vol.64 , pp. 170-178
    • Gupta, V.K.1    Rastogi, A.2
  • 17
    • 72649106167 scopus 로고    scopus 로고
    • Biosorption of nickel onto treated alga (Oedogonium hatei): Application of isotherm and kinetic models
    • 10.1016/j.jcis.2009.10.074 1:CAS:528:DC%2BC3cXktFeq
    • VK Gupta A Rastogi A Nayak 2010 Biosorption of nickel onto treated alga (Oedogonium hatei): application of isotherm and kinetic models Journal of Colloid and Interface Science 342 533 539 10.1016/j.jcis.2009.10.074 1:CAS:528:DC%2BC3cXktFeq
    • (2010) Journal of Colloid and Interface Science , vol.342 , pp. 533-539
    • Gupta, V.K.1    Rastogi, A.2    Nayak, A.3
  • 18
    • 0035067961 scopus 로고    scopus 로고
    • Formulation of epichlorohydrin cross-linked starch microspheres
    • DOI 10.1080/02652040010019505
    • G Hamdi G Ponchel D Duchene 2001 Formulation of epichlorohydrin crosslinked starch microspHeres[J] Journal of Microencapsulation 18 373 383 10.1080/02652040010019505 1:CAS:528:DC%2BD3MXis1eiu7s%3D (Pubitemid 32285033)
    • (2001) Journal of Microencapsulation , vol.18 , Issue.3 , pp. 373-383
    • Hamdi, G.1    Ponchel, G.2    Duchene, D.3
  • 19
    • 0029322813 scopus 로고
    • Metal chelates with some cellulose dervatives. Part III. Synthesis and structural chemistry of nickel (II)and copper (II)complexes with carboxymethyl cellulose
    • 10.1002/pi.1995.210370202 1:CAS:528:DyaK2MXmsFyku74%3D
    • WM Hosny AKA Hadi HEI Saied AH Basta 1995 Metal chelates with some cellulose dervatives. Part III. Synthesis and structural chemistry of nickel (II)and copper (II)complexes with carboxymethyl cellulose Polymer International 37 93 96 10.1002/pi.1995.210370202 1:CAS:528:DyaK2MXmsFyku74%3D
    • (1995) Polymer International , vol.37 , pp. 93-96
    • Hosny, W.M.1    Hadi, A.K.A.2    Saied, H.E.I.3    Basta, A.H.4
  • 20
    • 0242329777 scopus 로고    scopus 로고
    • Sorption of dyes from aqueous solutions onto fly ash
    • DOI 10.1016/j.watres.2003.08.011
    • P Janos H Buchtova M Ryznarova 2003 Sorption of dyes from aqueous solutions onto fly ash Water Research 37 4938 4944 10.1016/j.watres.2003.08.011 1:CAS:528:DC%2BD3sXosFOrsLc%3D (Pubitemid 37353030)
    • (2003) Water Research , vol.37 , Issue.20 , pp. 4938-4944
    • Janos, P.1    Buchtova, H.2    Ryznarova, M.3
  • 21
    • 0032682273 scopus 로고    scopus 로고
    • Stability constants of amidoximated chitosan-g-poly(acrylonitrile) copolymer for heavy metal ion
    • 10.1002/(SICI)1097-4628(199 90725)73:4<469::AID-APP2>3.0.CO;2-I 1:CAS:528:DyaK1MXjt1Ortrs%3D
    • DDW Kang HR Choi DK Kweon 1999 Stability constants of amidoximated chitosan-g-poly(acrylonitrile) copolymer for heavy metal ion Journal of Applied Polymer Science 73 469 476 10.1002/(SICI)1097-4628(19990725)73:4<469::AID- APP2>3.0.CO;2-I 1:CAS:528:DyaK1MXjt1Ortrs%3D
    • (1999) Journal of Applied Polymer Science , vol.73 , pp. 469-476
    • Kang, D.D.W.1    Choi, H.R.2    Kweon, D.K.3
  • 22
    • 0006065636 scopus 로고    scopus 로고
    • Preparation of anionic starch containing carboxyl groups and its utilization as chelating agent
    • DOI 10.1002/1521-379X(200101)5 3:1<35::AID-STAR35>3.0.CO;2-V
    • MI Khalil MG Abdel-Halim 2001 Preparation of anionic starch containing carboxyl groups and its utilization as chelating agent Starch 53 1 35 41 10.1002/1521-379X(200101)53:1<35::AID-STAR35>3.0.CO;2-V 1:CAS:528:DC%2BD3MXhtVSltr0%3D (Pubitemid 33632049)
    • (2001) Starch/Staerke , vol.53 , Issue.1 , pp. 35-41
    • Khalil, M.I.1    Abdel-Halim, M.G.2
  • 23
    • 0032685795 scopus 로고    scopus 로고
    • Removal of heavy metal ions from water by cross-linked carboxymethyl corn starch
    • 10.1016/S0144-8617(99)00011-9 1:CAS:528:DyaK1MXjvFSqtL8%3D
    • BS Kim ST Lim 1999 Removal of heavy metal ions from water by cross-linked carboxymethyl corn starch Carbohydrate Polymers 39 217 223 10.1016/S0144- 8617(99)00011-9 1:CAS:528:DyaK1MXjvFSqtL8%3D
    • (1999) Carbohydrate Polymers , vol.39 , pp. 217-223
    • Kim, B.S.1    Lim, S.T.2
  • 24
    • 14744293167 scopus 로고    scopus 로고
    • Modeling the mechanism involved during the sorption of methylene blue onto fly ash
    • 10.1016/j.jcis.2004.09.063
    • KV Kumar V Ramamurthi S Sivanesan 2005 Modeling the mechanism involved during the sorption of methylene blue onto fly ash Journal of Colloid and Interface Science 284 4 21 10.1016/j.jcis.2004.09.063
    • (2005) Journal of Colloid and Interface Science , vol.284 , pp. 4-21
    • Kumar, K.V.1    Ramamurthi, V.2    Sivanesan, S.3
  • 25
    • 0035480465 scopus 로고    scopus 로고
    • Adsorption of divalent metal ions by succinylated and oxidized corn starches
    • DOI 10.1016/S0144-8617(00)00300-3, PII S0144861700003003
    • DK Kweon JK Choi EK Kim 2001 Adsorption of divalent metal ions by succinylated and oxidized corn starches Carbohydrate Polymers 46 171 177 10.1016/S0144-8617(00)00300-3 1:CAS:528:DC%2BD3MXkvVygtL0%3D (Pubitemid 32605620)
    • (2001) Carbohydrate Polymers , vol.46 , Issue.2 , pp. 171-177
    • Kweon, D.-K.1    Choi, J.-K.2    Kim, E.-K.3    Lim, S.-T.4
  • 26
    • 79959380834 scopus 로고    scopus 로고
    • Study on synthesis and adsorption performance of anion starch microsphere
    • ZhJ Li JG Liu 2009 Study on synthesis and adsorption performance of anion starch microsphere Chinese Food Science and Technology 34 234 237
    • (2009) Chinese Food Science and Technology , vol.34 , pp. 234-237
    • Zhj, L.1    Liu, J.G.2
  • 27
    • 0020174382 scopus 로고
    • Adsorption of dyes on chitin - 1. Equilibrium studies
    • DOI 10.1002/app.1982.070270827
    • G McKay HS Blair JR Gardner 1982 Adsorption of dyes on chitin equilibrium studies Journal of Applied Polymer Science 27 3043 3057 10.1002/app.1982. 070270827 1:CAS:528:DyaL38XltlCjurs%3D (Pubitemid 12549572)
    • (1982) Journal of Applied Polymer Science , vol.27 , Issue.8 , pp. 3043-3057
    • McKay, G.1    Blair, H.S.2    Gardner, J.R.3
  • 28
    • 0034158815 scopus 로고    scopus 로고
    • Adsorption of copper (II) and chromium (III) ions onto amidoximated cellulose
    • DOI 10.1002/(SICI)1097-4628(2000 0328)75:13<1624::AID-APP8>3.0. CO;2-K
    • R Saliba R Gauthier M Pedtit-Ramel 2000 Adsorption of copper(II) and chromium(III) ions onto amidoximated cellulose Journal of Applied Polymer Science 75 1624 1631 10.1002/(SICI)1097-4628(20000328)75:13<1624::AID- APP8>3.0.CO;2-K 1:CAS:528:DC%2BD3cXosFKmug%3D%3D (Pubitemid 30561729)
    • (2000) Journal of Applied Polymer Science , vol.75 , Issue.13 , pp. 1624-1631
    • Saliba, R.1    Gauthier, H.2    Gauthier, R.3    Petit-Ramel, M.4
  • 29
    • 57649121995 scopus 로고    scopus 로고
    • 2+ adsorption on a zeolite, a clay and a diatomite from Serbia
    • 10.1016/j.clay.2008.07.009 1:CAS:528:DC%2BD1cXhsFajsbnP
    • 2+ adsorption on a zeolite, a clay and a diatomite from Serbia Applied Clay Science 43 33 40 10.1016/j.clay.2008.07.009 1:CAS:528: DC%2BD1cXhsFajsbnP
    • (2009) Applied Clay Science , vol.43 , pp. 33-40
    • Sljivic, M.1    Smiciklas, I.2    Pejanovic Plecas, S.I.3
  • 30
    • 0035255213 scopus 로고    scopus 로고
    • Kinetic modeling of liquid-phase adsorption of reactive dyes and metal ions on chitosan
    • 10.1016/S0043-1354(00)00307-9 1:CAS:528:DC%2BD3cXoslSlsbs%3D
    • FC Wu RL Tseng RS Juang 2001 Kinetic modeling of liquid-phase adsorption of reactive dyes and metal ions on chitosan Water Research 35 613 618 10.1016/S0043-1354(00)00307-9 1:CAS:528:DC%2BD3cXoslSlsbs%3D
    • (2001) Water Research , vol.35 , pp. 613-618
    • Wu, F.C.1    Tseng, R.L.2    Juang, R.S.3
  • 31
    • 79959378838 scopus 로고    scopus 로고
    • Study on an inverse microemulsion and its application for preparing starch microsphere
    • 1:CAS:528:DC%2BD28XmvVyjtLk%3D
    • CF Xie LSh Yang JL Mo 2005 Study on an inverse microemulsion and its application for preparing starch microsphere Chinese Food Science 26 137 140 1:CAS:528:DC%2BD28XmvVyjtLk%3D
    • (2005) Chinese Food Science , vol.26 , pp. 137-140
    • Xie, C.F.1    Lsh, Y.2    Mo, J.L.3
  • 32
    • 1642333688 scopus 로고    scopus 로고
    • Adsorption of Cu(II) Ions from an Aqueous Solution by Crosslinked Amphoteric Starch
    • SM Xu S Feng F Yue 2004 Adsorption of Cu(II) ions from an aqueous solution by crosslinked amphoteric starch Journal of Applied Polymer Science 92 728 732 10.1002/app.13677 1:CAS:528:DC%2BD2cXitVWmurc%3D (Pubitemid 38395217)
    • (2004) Journal of Applied Polymer Science , vol.92 , Issue.2 , pp. 728-732
    • Xu, S.-M.1    Feng, S.2    Yue, F.3    Wang, J.-D.4
  • 33
    • 77951778971 scopus 로고    scopus 로고
    • Preparation, characterization and adsorption performance of a novel anionic starch microsphere
    • 10.3390/molecules15042872 1:CAS:528:DC%2BC3cXls1Kju7c%3D
    • YT Yang XZh Wei P Sun JM Wan 2010 Preparation, characterization and adsorption performance of a novel anionic starch microsphere Molecules 15 2872 2885 10.3390/molecules15042872 1:CAS:528:DC%2BC3cXls1Kju7c%3D
    • (2010) Molecules , vol.15 , pp. 2872-2885
    • Yang, Y.T.1    Xzh, W.2    Sun, P.3    Wan, J.M.4
  • 34
    • 0000958523 scopus 로고    scopus 로고
    • Synthesis of sulfhydryl chitin and its adsorption properties for heavy metal ions
    • 10.1002/(SICI)1097-4628(200 00705)77:1<151::AID-APP20>3.0.CO;2-W 1:CAS:528:DC%2BD3cXjtlOhtb8%3D
    • YM Yang J Shao 2000 Synthesis of sulfhydryl chitin and its adsorption properties for heavy metal ions Journal of Applied Polymer Science 77 151 155 10.1002/(SICI)1097-4628(20000705)77:1<151::AID-APP20>3.0.CO;2-W 1:CAS:528:DC%2BD3cXjtlOhtb8%3D
    • (2000) Journal of Applied Polymer Science , vol.77 , pp. 151-155
    • Yang, Y.M.1    Shao, J.2


* 이 정보는 Elsevier사의 SCOPUS DB에서 KISTI가 분석하여 추출한 것입니다.