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Volumn 110, Issue 14, 2013, Pages 5326-5330

Activationless charge transport across 4.5 to 22 nm in molecular electronic junctions

Author keywords

All carbon molecular junction; Attenuation coefficient; Field ionization; Strong electronic coupling

Indexed keywords

ARTICLE; CHARGE TRANSPORT; ELECTRIC FIELD; ELECTRICITY; HIGH TEMPERATURE; IONIZATION; PRIORITY JOURNAL; SEMICONDUCTOR;

EID: 84875837617     PISSN: 00278424     EISSN: 10916490     Source Type: Journal    
DOI: 10.1073/pnas.1221643110     Document Type: Article
Times cited : (159)

References (52)
  • 2
    • 34547346804 scopus 로고    scopus 로고
    • Nonvolatile memory elements based on organic materials
    • Scott JC, Bozano LD (2007) Nonvolatile memory elements based on organic materials. Adv Mater (Deerfield Beach Fla) 19(11):1452-1463.
    • (2007) Adv Mater (Deerfield Beach Fla) , vol.19 , Issue.11 , pp. 1452-1463
    • Scott, J.C.1    Bozano, L.D.2
  • 3
    • 37249063660 scopus 로고    scopus 로고
    • Electrical conduction through single molecules and self-assembled monolayers
    • Akkerman HB, De Boer B (2008) Electrical conduction through single molecules and self-assembled monolayers. J Phys Condens Matter 20:013001.
    • (2008) J Phys Condens Matter , vol.20 , pp. 013001
    • Akkerman, H.B.1    De Boer, B.2
  • 4
    • 77956448704 scopus 로고    scopus 로고
    • 'Soft' Au, Pt and Cu contacts for molecular junctions through surface-diffusion-mediated deposition
    • Bonifas AP, McCreery RL (2010) 'Soft' Au, Pt and Cu contacts for molecular junctions through surface-diffusion-mediated deposition. Nat Nanotechnol 5(8):612-617.
    • (2010) Nat Nanotechnol , vol.5 , Issue.8 , pp. 612-617
    • Bonifas, A.P.1    McCreery, R.L.2
  • 5
    • 80755125673 scopus 로고    scopus 로고
    • Assembling molecular electronic junctions one molecule at a time
    • Bonifas AP, McCreery RL (2011) Assembling molecular electronic junctions one molecule at a time. Nano Lett 11(11):4725-4729.
    • (2011) Nano Lett , vol.11 , Issue.11 , pp. 4725-4729
    • Bonifas, A.P.1    McCreery, R.L.2
  • 6
    • 34247127494 scopus 로고    scopus 로고
    • Influence of defects on the electrical characteristics of mercurydrop junctions: Self-assembled monolayers of n-alkanethiolates on rough and smooth silver
    • Weiss EA, et al. (2007) Influence of defects on the electrical characteristics of mercurydrop junctions: Self-assembled monolayers of n-alkanethiolates on rough and smooth silver. J Am Chem Soc 129(14):4336-4349.
    • (2007) J Am Chem Soc , vol.129 , Issue.14 , pp. 4336-4349
    • Weiss, E.A.1
  • 7
    • 78149435903 scopus 로고    scopus 로고
    • Electrical characteristics of conjugated self-assembled monolayers in large-area molecular junctions
    • Kronemeijer AJ, et al. (2010) Electrical characteristics of conjugated self-assembled monolayers in large-area molecular junctions. Appl Phys Lett 97(17):173302.
    • (2010) Appl Phys Lett , vol.97 , Issue.17 , pp. 173302
    • Kronemeijer, A.J.1
  • 8
    • 20744440171 scopus 로고    scopus 로고
    • Strong effects of molecular structure on electron transport in carbon/molecule/copper electronic junctions
    • Anariba F, Steach JK, McCreery RL (2005) Strong effects of molecular structure on electron transport in carbon/molecule/copper electronic junctions. J Phys Chem B 109(22):11163-11172.
    • (2005) J Phys Chem B , vol.109 , Issue.22 , pp. 11163-11172
    • Anariba, F.1    Steach, J.K.2    McCreery, R.L.3
  • 9
    • 77956842230 scopus 로고    scopus 로고
    • Electronic characteristics and charge transport mechanisms for large area aromatic molecular junctions
    • Bergren AJ, McCreery RL, Stoyanov SR, Gusarov S, Kovalenko A (2010) Electronic characteristics and charge transport mechanisms for large area aromatic molecular junctions. J Phys Chem C 114(37):15806-15815.
    • (2010) J Phys Chem C , vol.114 , Issue.37 , pp. 15806-15815
    • Bergren, A.J.1    McCreery, R.L.2    Stoyanov, S.R.3    Gusarov, S.4    Kovalenko, A.5
  • 10
    • 46449109054 scopus 로고    scopus 로고
    • Electrical resistance of long conjugated molecular wires
    • Ho Choi S, Kim B, Frisbie CD (2008) Electrical resistance of long conjugated molecular wires. Science 320(5882):1482-1486.
    • (2008) Science , vol.320 , Issue.5882 , pp. 1482-1486
    • Ho Choi, S.1    Kim, B.2    Frisbie, C.D.3
  • 11
    • 7544229769 scopus 로고    scopus 로고
    • Length-dependent transport in molecular junctions based on SAMs of alkanethiols and alkanedithiols: Effect of metal work function and applied bias on tunneling efficiency and contact resistance
    • Engelkes VB, Beebe JM, Frisbie CD (2004) Length-dependent transport in molecular junctions based on SAMs of alkanethiols and alkanedithiols: Effect of metal work function and applied bias on tunneling efficiency and contact resistance. J Am Chem Soc 126(43):14287-14296.
    • (2004) J Am Chem Soc , vol.126 , Issue.43 , pp. 14287-14296
    • Engelkes, V.B.1    Beebe, J.M.2    Frisbie, C.D.3
  • 12
    • 48049104171 scopus 로고    scopus 로고
    • Length-dependent conductance of molecular wires and contact resistance in metal-molecule-metal junctions
    • Liu H, et al. (2008) Length-dependent conductance of molecular wires and contact resistance in metal-molecule-metal junctions. ChemPhysChem 9(10):1416-1424.
    • (2008) ChemPhysChem , vol.9 , Issue.10 , pp. 1416-1424
    • Liu, H.1
  • 13
    • 0347591076 scopus 로고    scopus 로고
    • Comparison of electronic transport measurements on organic molecules
    • Salomon A, et al. (2003) Comparison of electronic transport measurements on organic molecules. Adv Mater (Deerfield Beach Fla) 15(22):1881-1890.
    • (2003) Adv Mater (Deerfield Beach Fla) , vol.15 , Issue.22 , pp. 1881-1890
    • Salomon, A.1
  • 14
    • 84863962787 scopus 로고    scopus 로고
    • Charge transport in molecular electronic junctions: Compression of the molecular tunnel barrier in the strong coupling regime
    • Sayed SY, Fereiro JA, Yan H, McCreery RL, Bergren AJ (2012) Charge transport in molecular electronic junctions: Compression of the molecular tunnel barrier in the strong coupling regime. Proc Natl Acad Sci USA 109(29):11498-11503.
    • (2012) Proc Natl Acad Sci USA , vol.109 , Issue.29 , pp. 11498-11503
    • Sayed, S.Y.1    Fereiro, J.A.2    Yan, H.3    McCreery, R.L.4    Bergren, A.J.5
  • 15
    • 84856332307 scopus 로고    scopus 로고
    • Comparison of the conductance of three types of porphyrinbased molecular wires: β, meso, β-fused tapes, meso-Butadiyne-linked and twisted meso-meso linked oligomers
    • Sedghi G, et al. (2012) Comparison of the conductance of three types of porphyrinbased molecular wires: β, meso, β-fused tapes, meso-Butadiyne-linked and twisted meso-meso linked oligomers. Adv Mater (Deerfield Beach Fla) 24(5):653-657.
    • (2012) Adv Mater (Deerfield Beach Fla) , vol.24 , Issue.5 , pp. 653-657
    • Sedghi, G.1
  • 16
    • 57849087224 scopus 로고    scopus 로고
    • Highly conductive approximately 40-nm-long molecular wires assembled by stepwise incorporation of metal centres
    • Tuccitto N, et al. (2009) Highly conductive approximately 40-nm-long molecular wires assembled by stepwise incorporation of metal centres. Nat Mater 8(1):41-46.
    • (2009) Nat Mater , vol.8 , Issue.1 , pp. 41-46
    • Tuccitto, N.1
  • 17
    • 70349161229 scopus 로고    scopus 로고
    • Charge conduction and breakdown mechanisms in self-assembled nanodielectrics
    • DiBenedetto SA, Facchetti A, Ratner MA, Marks TJ (2009) Charge conduction and breakdown mechanisms in self-assembled nanodielectrics. J Am Chem Soc 131(20):7158-7168.
    • (2009) J Am Chem Soc , vol.131 , Issue.20 , pp. 7158-7168
    • Dibenedetto, S.A.1    Facchetti, A.2    Ratner, M.A.3    Marks, T.J.4
  • 18
    • 45249090322 scopus 로고    scopus 로고
    • Unexpectedly similar charge transfer rates through benzoannulated bicyclo[2.2.2]octanes
    • Goldsmith RH, et al. (2008) Unexpectedly similar charge transfer rates through benzoannulated bicyclo[2.2.2]octanes. J Am Chem Soc 130(24):7659-7669.
    • (2008) J Am Chem Soc , vol.130 , Issue.24 , pp. 7659-7669
    • Goldsmith, R.H.1
  • 19
    • 49149086550 scopus 로고    scopus 로고
    • Charge transfer in donorbridge-acceptor systems: Static disorder, dynamic fluctuations, and complex kinetics
    • Berlin YA, Grozema FC, Siebbeles LDA, Ratner MA (2008) Charge transfer in donorbridge-acceptor systems: Static disorder, dynamic fluctuations, and complex kinetics. J Phys Chem C 112(29):10988-11000.
    • (2008) J Phys Chem C , vol.112 , Issue.29 , pp. 10988-11000
    • Berlin, Y.A.1    Grozema, F.C.2    Siebbeles, L.D.A.3    Ratner, M.A.4
  • 21
    • 33645993207 scopus 로고
    • Electron conduction in molecular wires. I. A scattering formalism
    • Mujica V, Kemp M, Ratner MA (1994) Electron conduction in molecular wires. I. A scattering formalism. J Chem Phys 101(8):6849-6855.
    • (1994) J Chem Phys , vol.101 , Issue.8 , pp. 6849-6855
    • Mujica, V.1    Kemp, M.2    Ratner, M.A.3
  • 22
    • 36449007273 scopus 로고
    • Electron conduction in molecular wires. II. Application to scanning tunneling microscopy
    • Mujica V, Kemp M, Ratner MA (1994) Electron conduction in molecular wires. II. Application to scanning tunneling microscopy. J Chem Phys 101(8):6856-6864.
    • (1994) J Chem Phys , vol.101 , Issue.8 , pp. 6856-6864
    • Mujica, V.1    Kemp, M.2    Ratner, M.A.3
  • 23
    • 77950239549 scopus 로고    scopus 로고
    • Transition from tunneling to hopping transport in long, conjugated oligo-imine wires connected to metals
    • Choi SH, et al. (2010) Transition from tunneling to hopping transport in long, conjugated oligo-imine wires connected to metals. J Am Chem Soc 132(12):4358-4368.
    • (2010) J Am Chem Soc , vol.132 , Issue.12 , pp. 4358-4368
    • Choi, S.H.1
  • 24
    • 79961209824 scopus 로고    scopus 로고
    • Long-range electron tunnelling in oligo-porphyrin molecular wires
    • Sedghi G, et al. (2011) Long-range electron tunnelling in oligo-porphyrin molecular wires. Nat Nanotechnol 6(8):517-523.
    • (2011) Nat Nanotechnol , vol.6 , Issue.8 , pp. 517-523
    • Sedghi, G.1
  • 25
    • 33847249425 scopus 로고    scopus 로고
    • Tunable electrochemical switches based on ultrathin organic films
    • Fave C, et al. (2007) Tunable electrochemical switches based on ultrathin organic films. J Am Chem Soc 129(7):1890-1891.
    • (2007) J Am Chem Soc , vol.129 , Issue.7 , pp. 1890-1891
    • Fave, C.1
  • 26
    • 57549093612 scopus 로고    scopus 로고
    • Electrochemical switches based on ultrathin organic films: From diode-like behavior to charge transfer transparency
    • Fave C, et al. (2008) Electrochemical switches based on ultrathin organic films: From diode-like behavior to charge transfer transparency. J Phys ChemC 112(47):18638-18643.
    • (2008) J Phys ChemC , vol.112 , Issue.47 , pp. 18638-18643
    • Fave, C.1
  • 27
    • 84859154783 scopus 로고    scopus 로고
    • Formation of mixed organic layers by stepwise electrochemical reduction of diazonium compounds
    • Santos L, Ghilane J, Lacroix JC (2012) Formation of mixed organic layers by stepwise electrochemical reduction of diazonium compounds. J Am Chem Soc 134(12):5476-5479.
    • (2012) J Am Chem Soc , vol.134 , Issue.12 , pp. 5476-5479
    • Santos, L.1    Ghilane, J.2    Lacroix, J.C.3
  • 28
    • 76149113935 scopus 로고    scopus 로고
    • Host-guest complexation: A convenient route for the electroreduction of diazonium salts in aqueous media and the formation of composite materials
    • Santos L, et al. (2010) Host-guest complexation: A convenient route for the electroreduction of diazonium salts in aqueous media and the formation of composite materials. J Am Chem Soc 132(5):1690-1698.
    • (2010) J Am Chem Soc , vol.132 , Issue.5 , pp. 1690-1698
    • Santos, L.1
  • 29
    • 70350041413 scopus 로고    scopus 로고
    • Grafting oligothiophenes on surfaces by diazonium electroreduction: A step toward ultrathin junction with well-defined metal/oligomer interface
    • Stockhausen V, et al. (2009) Grafting oligothiophenes on surfaces by diazonium electroreduction: A step toward ultrathin junction with well-defined metal/oligomer interface. J Am Chem Soc 131(41):14920-14927.
    • (2009) J Am Chem Soc , vol.131 , Issue.41 , pp. 14920-14927
    • Stockhausen, V.1
  • 30
    • 81855199929 scopus 로고    scopus 로고
    • All-carbon molecular tunnel junctions
    • Yan H, Bergren AJ, McCreery RL (2011) All-carbon molecular tunnel junctions. J Am Chem Soc 133(47):19168-19177.
    • (2011) J Am Chem Soc , vol.133 , Issue.47 , pp. 19168-19177
    • Yan, H.1    Bergren, A.J.2    McCreery, R.L.3
  • 31
    • 84863393300 scopus 로고    scopus 로고
    • Organic electrodes based on grafted oligothiophene units in ultrathin, large-area molecular junctions
    • Martin P, Della Rocca ML, Anthore A, Lafarge P, Lacroix J-C (2012) Organic electrodes based on grafted oligothiophene units in ultrathin, large-area molecular junctions. J Am Chem Soc 134(1):154-157.
    • (2012) J Am Chem Soc , vol.134 , Issue.1 , pp. 154-157
    • Martin, P.1    Della Rocca, M.L.2    Anthore, A.3    Lafarge, P.4    Lacroix, J.-C.5
  • 32
    • 54749138350 scopus 로고    scopus 로고
    • Molecular electronics using diazonium-derived adlayers on carbon with Cu top contacts: Critical analysis of metal oxides and filaments
    • Bergren AJ, Harris KD, Deng F, McCreery RL (2008) Molecular electronics using diazonium-derived adlayers on carbon with Cu top contacts: Critical analysis of metal oxides and filaments. J Phys Condens Matter 20(37):374117.
    • (2008) J Phys Condens Matter , vol.20 , Issue.37 , pp. 374117
    • Bergren, A.J.1    Harris, K.D.2    Deng, F.3    McCreery, R.L.4
  • 33
    • 79959501868 scopus 로고    scopus 로고
    • Towards integrated molecular electronic devices: Characterization of molecular layer integrity during fabrication processes
    • Mahmoud AM, Bergren AJ, Pekas N, McCreery RL (2011) Towards integrated molecular electronic devices: Characterization of molecular layer integrity during fabrication processes. Adv Funct Mater 21(12):2273-2281.
    • (2011) Adv Funct Mater , vol.21 , Issue.12 , pp. 2273-2281
    • Mahmoud, A.M.1    Bergren, A.J.2    Pekas, N.3    McCreery, R.L.4
  • 34
    • 0033888139 scopus 로고    scopus 로고
    • Photoresist-derived carbon for microelectrochemical applications
    • Ranganathan S, McCreery RL, Majji SM, Madou M (2000) Photoresist-derived carbon for microelectrochemical applications. J Electrochem Soc 147(1):277-282.
    • (2000) J Electrochem Soc , vol.147 , Issue.1 , pp. 277-282
    • Ranganathan, S.1    McCreery, R.L.2    Majji, S.M.3    Madou, M.4
  • 35
    • 77955814620 scopus 로고    scopus 로고
    • Transition from tunneling to hopping in single molecular junctions by measuring length and temperature dependence
    • Hines T, et al. (2010) Transition from tunneling to hopping in single molecular junctions by measuring length and temperature dependence. J Am Chem Soc 132(33): 11658-11664.
    • (2010) J Am Chem Soc , vol.132 , Issue.33 , pp. 11658-11664
    • Hines, T.1
  • 36
    • 84862856410 scopus 로고    scopus 로고
    • Universal temperature crossover behavior of electrical conductance in a single oligothiophene molecular wire
    • Lee SK, et al. (2012) Universal temperature crossover behavior of electrical conductance in a single oligothiophene molecular wire. ACS Nano 6(6):5078-5082.
    • (2012) ACS Nano , vol.6 , Issue.6 , pp. 5078-5082
    • Lee, S.K.1
  • 37
    • 17944374329 scopus 로고    scopus 로고
    • Molecular-weightdependent mobilities in regioregular poly(3-hexyl- thiophene) diodes
    • Goh C, Kline RJ, McGehee MD, Kadnikova EN, Frechet JMJ (2005) Molecular-weightdependent mobilities in regioregular poly(3-hexyl-thiophene) diodes. Appl Phys Lett 86(12):122110-122113.
    • (2005) Appl Phys Lett , vol.86 , Issue.12 , pp. 122110-122113
    • Goh, C.1    Kline, R.J.2    McGehee, M.D.3    Kadnikova, E.N.4    Jmj, F.5
  • 38
    • 77749264671 scopus 로고    scopus 로고
    • Extraction of poly (3-hexylthiophene) (P3HT) properties from dark current voltage characteristics in a P3HT/n-crystalline-silicon solar cell
    • Nolasco JC, et al. (2010) Extraction of poly (3-hexylthiophene) (P3HT) properties from dark current voltage characteristics in a P3HT/n-crystalline- silicon solar cell. J Appl Phys 107(4):044505.
    • (2010) J Appl Phys , vol.107 , Issue.4 , pp. 044505
    • Nolasco, J.C.1
  • 39
    • 0035658711 scopus 로고    scopus 로고
    • Mobilities of charge carriers hopping between [small pi]-conjugated polymer chains
    • Jiang X, et al. (2001) Mobilities of charge carriers hopping between [small pi]-conjugated polymer chains. J Mater Chem 11(12):3043-3048.
    • (2001) J Mater Chem , vol.11 , Issue.12 , pp. 3043-3048
    • Jiang, X.1
  • 40
    • 0035908561 scopus 로고    scopus 로고
    • Interchain interactions in organic p-conjugated materials: Impact on electronic structure, optical response, and charge transport
    • Cornil J, Beljonne D, Calbert JP, Brédas JL (2001) Interchain interactions in organic p-conjugated materials: Impact on electronic structure, optical response, and charge transport. Adv Mater (Deerfield Beach Fla) 13(14):1053-1067.
    • (2001) Adv Mater (Deerfield Beach Fla) , vol.13 , Issue.14 , pp. 1053-1067
    • Cornil, J.1    Beljonne, D.2    Calbert, J.P.3    Brédas, J.L.4
  • 41
    • 27944484050 scopus 로고    scopus 로고
    • Fowler-Nordheim tunnelling and electrically stressed breakdown of 3-mercaptopropyltrimethoxysilane self-assembled monolayers
    • Aswal DK, Lenfant S, Guerin D, Yakhmi JV, Vuillaume D (2005) Fowler-Nordheim tunnelling and electrically stressed breakdown of 3-mercaptopropyltrimethoxysilane self-assembled monolayers. Nanotechnology 16(12):3064-3068.
    • (2005) Nanotechnology , vol.16 , Issue.12 , pp. 3064-3068
    • Aswal, D.K.1    Lenfant, S.2    Guerin, D.3    Yakhmi, J.V.4    Vuillaume, D.5
  • 43
    • 0016939832 scopus 로고
    • Variable-range hopping
    • Hill RM (1976) Variable-range hopping. Phys Status Solidi 34:601-613.
    • (1976) Phys Status Solidi , vol.34 , pp. 601-613
    • Hill, R.M.1
  • 44
    • 84861324109 scopus 로고    scopus 로고
    • Fibers of reduced graphene oxide nanoribbons
    • Jang EY, et al. (2012) Fibers of reduced graphene oxide nanoribbons. Nanotechnology 23(23):235601.
    • (2012) Nanotechnology , vol.23 , Issue.23 , pp. 235601
    • Jang, E.Y.1
  • 46
    • 34547357378 scopus 로고    scopus 로고
    • Comment on "voltage-induced metal-insulator transition in polythiophene field-effect transistors."
    • Prigodin VN, Epstein AJ (2007) Comment on "Voltage-induced metal-insulator transition in polythiophene field-effect transistors." Phys Rev Lett 98(25):259703.
    • (2007) Phys Rev Lett , vol.98 , Issue.25 , pp. 259703
    • Prigodin, V.N.1    Epstein, A.J.2
  • 47
    • 60749130029 scopus 로고    scopus 로고
    • Inverse square-root field dependence of conductivity in organic field-effect transistors
    • Wei JH, Gao YL, Wang XR (2009) Inverse square-root field dependence of conductivity in organic field-effect transistors. Appl Phys Lett 94(7):073301.
    • (2009) Appl Phys Lett , vol.94 , Issue.7 , pp. 073301
    • Wei, J.H.1    Gao, Y.L.2    Wang, X.R.3
  • 48
    • 76449106375 scopus 로고    scopus 로고
    • Transport in organic semiconductors in large electric fields: From thermal activation to field emission
    • Worne JH, Anthony JE, Natelson D (2010) Transport in organic semiconductors in large electric fields: From thermal activation to field emission. Appl Phys Lett 96(5): 53308.
    • (2010) Appl Phys Lett , vol.96 , Issue.5 , pp. 53308
    • Worne, J.H.1    Anthony, J.E.2    Natelson, D.3
  • 49
    • 67649494296 scopus 로고    scopus 로고
    • Nonlinear transport in semiconducting polymers at high carrier densities
    • Yuen JD, et al. (2009) Nonlinear transport in semiconducting polymers at high carrier densities. Nat Mater 8(7):572-575.
    • (2009) Nat Mater , vol.8 , Issue.7 , pp. 572-575
    • Yuen, J.D.1
  • 50
    • 66149149792 scopus 로고    scopus 로고
    • Energy-level alignment at organic/metal and organic/organic interfaces
    • Braun S, Salaneck WR, Fahlman M(2009) Energy-level alignment at organic/metal and organic/organic interfaces. Adv Mater (Deerfield Beach Fla) 21(14-15):1450-1472.
    • (2009) Adv Mater (Deerfield Beach Fla) , vol.21 , Issue.14-15 , pp. 1450-1472
    • Braun, S.1    Salaneck, W.R.2    Fahlman, M.3
  • 51
    • 33744954356 scopus 로고    scopus 로고
    • Intrachain electron transfer in conducting oligomers and polymers: The mixed valence approach
    • Lacroix JC, Chane-Ching KI, Maquère F, Maurel F (2006) Intrachain electron transfer in conducting oligomers and polymers: The mixed valence approach. J Am Chem Soc 128(22):7264-7276.
    • (2006) J Am Chem Soc , vol.128 , Issue.22 , pp. 7264-7276
    • Lacroix, J.C.1    Chane-Ching, K.I.2    Maquère, F.3    Maurel, F.4
  • 52
    • 0037454935 scopus 로고    scopus 로고
    • Oligothiophene radical cations: Polaron structure in hybrid DFT and MP2 calculations
    • Geskin VM, Dkhissi A, Brédas JL (2003) Oligothiophene radical cations: Polaron structure in hybrid DFT and MP2 calculations. Int J Quantum Chem 91(3):350-354.
    • (2003) Int J Quantum Chem , vol.91 , Issue.3 , pp. 350-354
    • Geskin, V.M.1    Dkhissi, A.2    Brédas, J.L.3


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