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Volumn 324, Issue , 2017, Pages 583-592

A novel heterogeneous system for sulfate radical generation through sulfite activation on a CoFe2O4 nanocatalyst surface

Author keywords

Alkaline pH; CoFe2O4 nanocatalyst; Metoprolol; Oxysulfur radical; Sulfite

Indexed keywords

ALKALINITY; AZO DYES; CATALYTIC OXIDATION; CHEMICAL ACTIVATION; COBALT COMPOUNDS; ELECTRON SPIN RESONANCE SPECTROSCOPY; HIGH RESOLUTION TRANSMISSION ELECTRON MICROSCOPY; MAGNETIC MOMENTS; ORGANIC POLLUTANTS; SULFITE PROCESS; SULFUR COMPOUNDS; TRANSMISSION ELECTRON MICROSCOPY; WASTEWATER TREATMENT; X RAY DIFFRACTION ANALYSIS;

EID: 85002202426     PISSN: 03043894     EISSN: 18733336     Source Type: Journal    
DOI: 10.1016/j.jhazmat.2016.11.029     Document Type: Article
Times cited : (217)

References (55)
  • 1
    • 0142090746 scopus 로고    scopus 로고
    • Degradation of organic contaminants in water with sulfate radicals generated by the conjunction of peroxymonosulfate with cobalt
    • [1] Anipsitakis, G.P., Dionysiou, D.D., Degradation of organic contaminants in water with sulfate radicals generated by the conjunction of peroxymonosulfate with cobalt. Environ. Sci. Technol. 37 (2003), 4790–4797.
    • (2003) Environ. Sci. Technol. , vol.37 , pp. 4790-4797
    • Anipsitakis, G.P.1    Dionysiou, D.D.2
  • 2
    • 3042756152 scopus 로고    scopus 로고
    • Radical generation by the interaction of transition metals with common oxidants
    • [2] Anipsitakis, G.P., Dionysiou, D.D., Radical generation by the interaction of transition metals with common oxidants. Environ. Sci. Technol. 38 (2004), 3705–3712.
    • (2004) Environ. Sci. Technol. , vol.38 , pp. 3705-3712
    • Anipsitakis, G.P.1    Dionysiou, D.D.2
  • 3
    • 84889557831 scopus 로고
    • Rate constants for reactions of inorganic radicals in aqueous Solution
    • [3] Neta, P., Huie, R.E., Ross, A.B., Rate constants for reactions of inorganic radicals in aqueous Solution. J. Phys. Chem. Ref. Data 17 (1988), 1027–1284.
    • (1988) J. Phys. Chem. Ref. Data , vol.17 , pp. 1027-1284
    • Neta, P.1    Huie, R.E.2    Ross, A.B.3
  • 4
    • 6344280933 scopus 로고    scopus 로고
    • Transition metal/UV–based advanced oxidation technologies for water decontamination
    • [4] Anipsitakis, G.P., Dionysiou, D.D., Transition metal/UV–based advanced oxidation technologies for water decontamination. Appl. Catal. B: Environ. 54 (2004), 155–163.
    • (2004) Appl. Catal. B: Environ. , vol.54 , pp. 155-163
    • Anipsitakis, G.P.1    Dionysiou, D.D.2
  • 5
    • 84862666871 scopus 로고    scopus 로고
    • Sulfate radical-based degradation of polychlorinated biphenyls: effects of chloride ion and reaction kinetics
    • [5] Fang, G.D., Gao, J., Dionysiou, D.D., Wang, Y., Al-Abed, S.R., Zhou, D.M., Sulfate radical-based degradation of polychlorinated biphenyls: effects of chloride ion and reaction kinetics. J. Hazard. Mater. 227–228 (2012), 394–401.
    • (2012) J. Hazard. Mater. , vol.227-228 , pp. 394-401
    • Fang, G.D.1    Gao, J.2    Dionysiou, D.D.3    Wang, Y.4    Al-Abed, S.R.5    Zhou, D.M.6
  • 6
    • 57549115634 scopus 로고    scopus 로고
    • Sulfate radical-based ferrous–peroxymonosulfate oxidative system for PCBs degradation in aqueous and sediment systems
    • [6] Rastogi, A., Al-Abed, S.R., Dionysiou, D.D., Sulfate radical-based ferrous–peroxymonosulfate oxidative system for PCBs degradation in aqueous and sediment systems. Appl. Catal. B: Environ. 85 (2009), 171–179.
    • (2009) Appl. Catal. B: Environ. , vol.85 , pp. 171-179
    • Rastogi, A.1    Al-Abed, S.R.2    Dionysiou, D.D.3
  • 7
    • 84890336744 scopus 로고    scopus 로고
    • Degradation of ciprofloxacin and sulfamethoxazole by ferrous–activated persulfate: implications for remediation of groundwater contaminated by antibiotics
    • [7] Ji, Y.F., Ferronato, C., Salvador, A., Xi, Y., Chovelon, J.M., Degradation of ciprofloxacin and sulfamethoxazole by ferrous–activated persulfate: implications for remediation of groundwater contaminated by antibiotics. Sci. Total Environ. 472 (2014), 800–808.
    • (2014) Sci. Total Environ. , vol.472 , pp. 800-808
    • Ji, Y.F.1    Ferronato, C.2    Salvador, A.3    Xi, Y.4    Chovelon, J.M.5
  • 8
    • 79551514769 scopus 로고    scopus 로고
    • Activated carbon catalyzed persulfate oxidation of Azo dye acid orange 7 at ambient temperature
    • [8] Yang, S.Y., Yang, X., Shao, X.T., Niu, R., Wang, L.L., Activated carbon catalyzed persulfate oxidation of Azo dye acid orange 7 at ambient temperature. J. Hazard. Mater. 186 (2011), 659–666.
    • (2011) J. Hazard. Mater. , vol.186 , pp. 659-666
    • Yang, S.Y.1    Yang, X.2    Shao, X.T.3    Niu, R.4    Wang, L.L.5
  • 9
    • 84876737957 scopus 로고    scopus 로고
    • Effect and mechanism of persulfate activated by different methods for PAHs removal in soil
    • [9] Zhao, D., Liao, X.Y., Yan, X.L., Huling, S.G., Chai, T.Y., Tao, H., Effect and mechanism of persulfate activated by different methods for PAHs removal in soil. J. Hazard. Mater. 254–255 (2013), 228–235.
    • (2013) J. Hazard. Mater. , vol.254-255 , pp. 228-235
    • Zhao, D.1    Liao, X.Y.2    Yan, X.L.3    Huling, S.G.4    Chai, T.Y.5    Tao, H.6
  • 11
    • 33847803193 scopus 로고
    • Oxidation and fragmentation of some phenyl–substituted alcohols and ethers by peroxydisulfate and Fenton's reagent
    • [11] Snook, M.E., Hamilton, G.A., Oxidation and fragmentation of some phenyl–substituted alcohols and ethers by peroxydisulfate and Fenton's reagent. J. Am. Chem. Soc. 96 (1974), 860–869.
    • (1974) J. Am. Chem. Soc. , vol.96 , pp. 860-869
    • Snook, M.E.1    Hamilton, G.A.2
  • 14
    • 80054748052 scopus 로고    scopus 로고
    • Triclosan decomposition by sulfate radicals: effects of oxidant and metal doses
    • [14] Nfodzo, P., Choi, H., Triclosan decomposition by sulfate radicals: effects of oxidant and metal doses. Chem. Eng. J. 174 (2011), 629–634.
    • (2011) Chem. Eng. J. , vol.174 , pp. 629-634
    • Nfodzo, P.1    Choi, H.2
  • 15
    • 77649273333 scopus 로고    scopus 로고
    • Degradation of azo dye Orange G in aqueous solutions by persulfate with ferrous ion
    • [15] Xu, X.R., Li, X.Z., Degradation of azo dye Orange G in aqueous solutions by persulfate with ferrous ion. Sep. Purif. Technol. 72 (2010), 105–111.
    • (2010) Sep. Purif. Technol. , vol.72 , pp. 105-111
    • Xu, X.R.1    Li, X.Z.2
  • 16
    • 64749090740 scopus 로고    scopus 로고
    • pH dependence of persulfate activation by EDTA/Fe(III) for degradation of trichloroethylene
    • [16] Liang, C., Liang, C.P., Chen, C.C., pH dependence of persulfate activation by EDTA/Fe(III) for degradation of trichloroethylene. J. Contam. Hydrol. 106 (2009), 173–182.
    • (2009) J. Contam. Hydrol. , vol.106 , pp. 173-182
    • Liang, C.1    Liang, C.P.2    Chen, C.C.3
  • 18
    • 67349130257 scopus 로고    scopus 로고
    • Iron–cobalt mixed oxide nanocatalysts: heterogeneous peroxymonosulfate activation, cobalt leaching, and ferromagnetic properties for environmental applications
    • [18] Yang, Q., Choi, H., Al-Abed, S.R., Dionysiou, D.D., Iron–cobalt mixed oxide nanocatalysts: heterogeneous peroxymonosulfate activation, cobalt leaching, and ferromagnetic properties for environmental applications. Appl. Catal. B: Environ. 88 (2009), 462–469.
    • (2009) Appl. Catal. B: Environ. , vol.88 , pp. 462-469
    • Yang, Q.1    Choi, H.2    Al-Abed, S.R.3    Dionysiou, D.D.4
  • 19
    • 84963985291 scopus 로고    scopus 로고
    • Cobalt catalyzed peroxymonosulfate oxidation of tetrabromobisphenol A: kinetics, reaction pathways, and formation of brominated by-products
    • [19] Ji, Y.F., Kong, D.Y., Lu, J.H., Jin, H., Kang, F.X., Yin, X.M., Zhou, Q.S., Cobalt catalyzed peroxymonosulfate oxidation of tetrabromobisphenol A: kinetics, reaction pathways, and formation of brominated by-products. J. Hazard. Mater. 313 (2016), 229–237.
    • (2016) J. Hazard. Mater. , vol.313 , pp. 229-237
    • Ji, Y.F.1    Kong, D.Y.2    Lu, J.H.3    Jin, H.4    Kang, F.X.5    Yin, X.M.6    Zhou, Q.S.7
  • 21
    • 36549057104 scopus 로고    scopus 로고
    • Heterogeneous activation of peroxymonosulfate by supported cobalt catalysts for the degradation of 2,4–dichlorophenol in water: the effect of support, cobalt precursor, and UV radiation
    • [21] Yang, Q., Choi, H., Chen, Y., Dionysiou, D.D., Heterogeneous activation of peroxymonosulfate by supported cobalt catalysts for the degradation of 2,4–dichlorophenol in water: the effect of support, cobalt precursor, and UV radiation. Appl. Catal. B: Environ. 77 (2008), 300–307.
    • (2008) Appl. Catal. B: Environ. , vol.77 , pp. 300-307
    • Yang, Q.1    Choi, H.2    Chen, Y.3    Dionysiou, D.D.4
  • 22
    • 77049122079 scopus 로고    scopus 로고
    • Supported cobalt oxide on MgO: highly efficient catalysts for degradation of organic dyes in dilute solutions
    • [22] Zhang, W., Tay, H.L., Lim, S.S., Wang, Y., Supported cobalt oxide on MgO: highly efficient catalysts for degradation of organic dyes in dilute solutions. Appl. Catal. B: Environ. 95 (2010), 93–99.
    • (2010) Appl. Catal. B: Environ. , vol.95 , pp. 93-99
    • Zhang, W.1    Tay, H.L.2    Lim, S.S.3    Wang, Y.4
  • 23
    • 34247596481 scopus 로고    scopus 로고
    • Nanocrystalline cobalt oxide immobilized on titanium dioxide nanoparticles for the heterogeneous activation of peroxymonosulfate
    • [23] Yang, Q., Choi, H., Dionysiou, D.D., Nanocrystalline cobalt oxide immobilized on titanium dioxide nanoparticles for the heterogeneous activation of peroxymonosulfate. Appl. Catal. B: Environ. 74 (2007), 170–178.
    • (2007) Appl. Catal. B: Environ. , vol.74 , pp. 170-178
    • Yang, Q.1    Choi, H.2    Dionysiou, D.D.3
  • 24
    • 84863842074 scopus 로고    scopus 로고
    • Supported cobalt oxide on graphene oxide: highly efficient catalysts for the removal of Orange II from water
    • [24] Shi, P.H., Su, R.J., Zhu, S.B., Zhu, M.C., Li, D.X., Xu, S.H., Supported cobalt oxide on graphene oxide: highly efficient catalysts for the removal of Orange II from water. J. Hazard. Mater. 229–230 (2012), 331–339.
    • (2012) J. Hazard. Mater. , vol.229-230 , pp. 331-339
    • Shi, P.H.1    Su, R.J.2    Zhu, S.B.3    Zhu, M.C.4    Li, D.X.5    Xu, S.H.6
  • 27
    • 84941041238 scopus 로고    scopus 로고
    • 4 nanocages derived from nanoscale metal–organic frameworks for removal of bisphenol A by activation of peroxymonosulfate
    • 4 nanocages derived from nanoscale metal–organic frameworks for removal of bisphenol A by activation of peroxymonosulfate. Appl. Catal. B: Environ. 181 (2016), 788–799.
    • (2016) Appl. Catal. B: Environ. , vol.181 , pp. 788-799
    • Li, X.N.1    Wang, Z.H.2    Zhang, B.3    Rykov, A.I.4    Ahmed, M.A.5    Wang, J.H.6
  • 29
    • 84867836208 scopus 로고    scopus 로고
    • Decolorization of Orange II in aqueous solution by an Fe(II)/sulfite system: replacement of persulfate
    • [29] Chen, L., Peng, X.Z., Liu, J.H., Li, J.J., Wu, F., Decolorization of Orange II in aqueous solution by an Fe(II)/sulfite system: replacement of persulfate. Ind. Eng. Chem. Res. 51 (2012), 13632–13638.
    • (2012) Ind. Eng. Chem. Res. , vol.51 , pp. 13632-13638
    • Chen, L.1    Peng, X.Z.2    Liu, J.H.3    Li, J.J.4    Wu, F.5
  • 30
    • 84881050668 scopus 로고    scopus 로고
    • Enhanced decolorization of Orange II solutions by the Fe(II)–sulfite system under xenon lamp irradiation
    • [30] Zhang, L., Chen, L., Xiao, M., Zhang, L., Wu, F., Ge, L.Y., Enhanced decolorization of Orange II solutions by the Fe(II)–sulfite system under xenon lamp irradiation. Ind. Eng. Chem. Res. 52 (2013), 10089–10094.
    • (2013) Ind. Eng. Chem. Res. , vol.52 , pp. 10089-10094
    • Zhang, L.1    Chen, L.2    Xiao, M.3    Zhang, L.4    Wu, F.5    Ge, L.Y.6
  • 31
    • 84897436873 scopus 로고    scopus 로고
    • A novel photochemical system of ferrous sulfite complex: kinetics and mechanisms of rapid decolorization of Acid Orange 7 in aqueous solutions
    • [31] Zhou, D.N., Chen, L., Zhang, C.B., Yu, Y.T., Zhang, L., Wu, F., A novel photochemical system of ferrous sulfite complex: kinetics and mechanisms of rapid decolorization of Acid Orange 7 in aqueous solutions. Water Res. 57 (2014), 87–95.
    • (2014) Water Res. , vol.57 , pp. 87-95
    • Zhou, D.N.1    Chen, L.2    Zhang, C.B.3    Yu, Y.T.4    Zhang, L.5    Wu, F.6
  • 32
    • 84930929868 scopus 로고    scopus 로고
    • Roles of oxysulfur radicals in the oxidation of acid orange 7 in the Fe(III)–sulfite system
    • [32] Zhou, D.N., Yuan, Y.N., Yang, S.J., Gao, H., Chen, L., Roles of oxysulfur radicals in the oxidation of acid orange 7 in the Fe(III)–sulfite system. J. Sulfur Chem. 36 (2015), 1–12.
    • (2015) J. Sulfur Chem. , vol.36 , pp. 1-12
    • Zhou, D.N.1    Yuan, Y.N.2    Yang, S.J.3    Gao, H.4    Chen, L.5
  • 33
    • 57949104728 scopus 로고    scopus 로고
    • Stoichiometry of sulfite oxidation by oxygen during the determination of the volumetric mass transfer coefficient
    • [33] Contreras, E.M., Stoichiometry of sulfite oxidation by oxygen during the determination of the volumetric mass transfer coefficient. Ind. Eng. Chem. Res. 47 (2008), 9709–9714.
    • (2008) Ind. Eng. Chem. Res. , vol.47 , pp. 9709-9714
    • Contreras, E.M.1
  • 34
    • 0033734777 scopus 로고    scopus 로고
    • 2 in acidic media: part I. Kinetics and mechanism
    • 2 in acidic media: part I. Kinetics and mechanism. Hydrometallurgy 55 (2000), 229–245.
    • (2000) Hydrometallurgy , vol.55 , pp. 229-245
    • Zhang, W.S.1    Singh, P.2    Muir, D.3
  • 36
    • 84885100204 scopus 로고    scopus 로고
    • Novel photo-sulfite system: toward simultaneous transformations of inorganic and organic pollutants
    • [36] Guo, Y.G., Lou, X.Y., Fang, C.L., Xiao, D.X., Wang, Z.H., Liu, J.S., Novel photo-sulfite system: toward simultaneous transformations of inorganic and organic pollutants. Environ. Sci. Technol. 47 (2013), 11174–11181.
    • (2013) Environ. Sci. Technol. , vol.47 , pp. 11174-11181
    • Guo, Y.G.1    Lou, X.Y.2    Fang, C.L.3    Xiao, D.X.4    Wang, Z.H.5    Liu, J.S.6
  • 37
  • 38
    • 33845377390 scopus 로고
    • One-electron redox reactions involving sulfite ions and aromatic amines
    • [38] Neta, P., Huie, R.E., One-electron redox reactions involving sulfite ions and aromatic amines. J. Phys. Chem. 9 (1985), 1783–1787.
    • (1985) J. Phys. Chem. , vol.9 , pp. 1783-1787
    • Neta, P.1    Huie, R.E.2
  • 40
    • 0035846421 scopus 로고    scopus 로고
    • − radical in aqueous medium chain oxidation of sulfite to sulfate and atmospheric sulfuric acid generation
    • − radical in aqueous medium chain oxidation of sulfite to sulfate and atmospheric sulfuric acid generation. J. Phys. Chem. A 105 (2001), 9142–9155.
    • (2001) J. Phys. Chem. A , vol.105 , pp. 9142-9155
    • Das, T.N.1
  • 41
    • 77956523190 scopus 로고    scopus 로고
    • Mechanism of base activation of persulfate
    • [41] Furman, O.S., Teel, A.L., Watts, R.J., Mechanism of base activation of persulfate. Environ. Sci. Technol. 44 (2010), 6423–6428.
    • (2010) Environ. Sci. Technol. , vol.44 , pp. 6423-6428
    • Furman, O.S.1    Teel, A.L.2    Watts, R.J.3
  • 42
    • 84987451180 scopus 로고
    • Studies on fermentation aeration: II. Catalyst effects on sulphite oxidation rates
    • [42] Roxburgh, J.M., Studies on fermentation aeration: II. Catalyst effects on sulphite oxidation rates. Can. J. Chem. Eng. 40 (1962), 127–130.
    • (1962) Can. J. Chem. Eng. , vol.40 , pp. 127-130
    • Roxburgh, J.M.1
  • 43
    • 0019697726 scopus 로고
    • Chemical engineering use of catalyzed sulfite oxidation kinetics for the determination of mass transfer characteristics of gas–liquid contactors
    • [43] Linek, V., Vacek, V., Chemical engineering use of catalyzed sulfite oxidation kinetics for the determination of mass transfer characteristics of gas–liquid contactors. Chem. Eng. Sci. 36 (1981), 1747–1768.
    • (1981) Chem. Eng. Sci. , vol.36 , pp. 1747-1768
    • Linek, V.1    Vacek, V.2
  • 44
    • 84870466448 scopus 로고    scopus 로고
    • Heterogeneous catalytic oxidation of aqueous phenol on red mud–supported cobalt catalysts
    • [44] Muhammad, S., Saputra, E., Sun, H., Ang, H.M., Tadé, M.O., Wang, S.B., Heterogeneous catalytic oxidation of aqueous phenol on red mud–supported cobalt catalysts. Ind. Eng. Chem. Res. 51 (2012), 15351–15359.
    • (2012) Ind. Eng. Chem. Res. , vol.51 , pp. 15351-15359
    • Muhammad, S.1    Saputra, E.2    Sun, H.3    Ang, H.M.4    Tadé, M.O.5    Wang, S.B.6
  • 45
    • 84907480673 scopus 로고    scopus 로고
    • Ultrasound enhanced heterogeneous activation of peroxymonosulfate by a bimetallic Fe–Co/SBA–15 catalyst for the degradation of Orange II in water
    • [45] Cai, C., Zhang, H., Zhong, X., Hou, L.W., Ultrasound enhanced heterogeneous activation of peroxymonosulfate by a bimetallic Fe–Co/SBA–15 catalyst for the degradation of Orange II in water. J. Hazard. Mater. 283 (2015), 70–79.
    • (2015) J. Hazard. Mater. , vol.283 , pp. 70-79
    • Cai, C.1    Zhang, H.2    Zhong, X.3    Hou, L.W.4
  • 46
    • 84890378788 scopus 로고    scopus 로고
    • Synthesis of magnetic cobalt nanoparticles anchored on graphene nanosheets and catalytic decomposition of Orange II
    • [46] Yao, Y.J., Xu, C., Qin, J.C., Wei, F.Y., Rao, M.N., Wang, S.B., Synthesis of magnetic cobalt nanoparticles anchored on graphene nanosheets and catalytic decomposition of Orange II. Ind. Eng. Chem. Res. 52 (2013), 17341–17350.
    • (2013) Ind. Eng. Chem. Res. , vol.52 , pp. 17341-17350
    • Yao, Y.J.1    Xu, C.2    Qin, J.C.3    Wei, F.Y.4    Rao, M.N.5    Wang, S.B.6
  • 47
    • 4243477605 scopus 로고
    • Heterogeneous photocatalysis
    • [47] Fox, M.A., Dulay, M.T., Heterogeneous photocatalysis. Chem. Rev. 93 (1993), 341–357.
    • (1993) Chem. Rev. , vol.93 , pp. 341-357
    • Fox, M.A.1    Dulay, M.T.2
  • 48
    • 0026928577 scopus 로고
    • The synergistic effect of manganese (II) in the sulfite-induced autoxidation of metal ions and complexes in aqueous solution
    • [48] Coichev, N., Reddy, K.B., Eldik, R.V., The synergistic effect of manganese (II) in the sulfite-induced autoxidation of metal ions and complexes in aqueous solution. Atmos. Environ. 26 (1992), 2295–2300.
    • (1992) Atmos. Environ. , vol.26 , pp. 2295-2300
    • Coichev, N.1    Reddy, K.B.2    Eldik, R.V.3
  • 49
    • 0001090408 scopus 로고
    • Kinetics and mechanism of the sulfite-induced autoxidation of cobalt(II) in aqueous azide medium
    • [49] Coichev, N., Eldik, R.V., Kinetics and mechanism of the sulfite-induced autoxidation of cobalt(II) in aqueous azide medium. Inorg. Chem. 30 (1991), 2375–2380.
    • (1991) Inorg. Chem. , vol.30 , pp. 2375-2380
    • Coichev, N.1    Eldik, R.V.2
  • 52
    • 84886897684 scopus 로고    scopus 로고
    • Rapid acceleration of ferrous iron/peroxymonosulfate oxidation of organic pollutants by promoting Fe(III)/Fe(II) cycle with hydroxylamine
    • [52] Zou, J., Ma, J., Chen, L.W., Li, X.C., Guan, Y.H., Xie, P.C., Pan, C., Rapid acceleration of ferrous iron/peroxymonosulfate oxidation of organic pollutants by promoting Fe(III)/Fe(II) cycle with hydroxylamine. Environ. Sci. Technol. 47 (2013), 11685–11691.
    • (2013) Environ. Sci. Technol. , vol.47 , pp. 11685-11691
    • Zou, J.1    Ma, J.2    Chen, L.W.3    Li, X.C.4    Guan, Y.H.5    Xie, P.C.6    Pan, C.7
  • 53
    • 37049043184 scopus 로고
    • Reactions of the hydroxyl radical. Part 1.—Transient spectra of some inorganic radical–anions
    • [53] Adams, G.E., Boag, J.W., Michael, B.D., Reactions of the hydroxyl radical. Part 1.—Transient spectra of some inorganic radical–anions. Trans. Faraday Soc. 61 (1965), 1674–1680.
    • (1965) Trans. Faraday Soc. , vol.61 , pp. 1674-1680
    • Adams, G.E.1    Boag, J.W.2    Michael, B.D.3


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