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Table 1 Representative examples of organic optical waveguides

From: Optical waveguides based on one-dimensional organic crystals

Morphology Materials Emission Colors Loss Coefficient (dB/μm) Refs
Microrod Perylene diimide (PDI) Red 0.13 [33]
Diphenylalanine (FF) White   [34]
9,10-bis (phenylethynyl) anthracene (BPEA) Orange   [35]
Microribbon 2,8-dichloro-5,11-dihexyl-indolo(3,2-b) carbazole (CHICZ) Blue 0.01 [28]
1,4-bis((E)-4-(1,2,2-triphenylvinyl)-styryl)-2,5-dimethoxybenzene (TPDSB) Green 0.0175 [36]
1D flexible microstructure Tetrafluoropyridyl derivative 1 Orange Rbending = 0.00047,
Rstraight = 0.00043
[37]
Pentafluorophenyl derivative 2 Green Rbending=
0.001003,
Rstraight = 0.000703
[37]
(E)-1-(4-(dimethylamino)phenyl)iminomethyl-2-hydroxyl-naphthalene (DPIN) red Rbending = 0.000274,
Rstraight = 0.000270
[38]
1,4-bis(2-cyanophenylethynyl)benzene Blue Rstraight = 0.4967 [39]
1D microtube 9,10-bis (phenylethynyl) anthracene (BPEA) Yellow   [40]
Polydiacetylene (PDA) Red 0.18 [41]
Cocrystal: 4,4′-((1E,1′E) - (2,5-dimethoxy-1,4-phenylene) bis (ethene-2,1-diyl)) dipyridine (DPEpe) and 1,4-diiodotetrafluorobenzene (F4DIB) Green 0.0145 [42]
1D uniformly doped microtube Perylene doped 2,4,5-triphenylimidazole (TPI) UV/green 0.097 [43]
1D uniformly doped microwire Iridium (III) bis (2-phenyl benzothiozolato-N, C2’) acetylacetonate ((BT)2Ir(acac) doped 9,10-diphenylanthracene (DPA) Yellow 0.13 [29]
Perylene doped TPI UV/green 0.155 [43]
1D core/shell microrod 9,10-bis (phenylethynyl) anthracene (BPEA)/chemo-reactive bis(2,4,5-trichloro-6-carbopen-toxy-phenyl) oxalate (CPPO) Yellow/green   [31]
4,4′-((1E,1′E) - (2,5-dimethoxy-1,4-phenylene) bis (ethene-2,1-diyl)) dipyridine (DPEpe)/DPEpe-HCl Green/red 0.0338 [44]
DPEpe-HCl/DPEpe Red/green 0.054 [44]
Cocrystal: DPEpe and 4-bromo-2,3,5,6-tetra-fluorobenzoic acid (BrFTA)/DPEpe and 1,4-diiodotetra-fluorobenzene (F4DIB) Red/yellow   [32]
1D multiblock microstructure trans-2,2′-((1E,1′E)-1,4-phenylenebis (ethene-2,1-diyl))-dibenzonitrile (trans-o-BCB)/Cis-2,2′-((1E,1′E)-1,4-phenylenebis (ethene-2,1-diyl))-dibenzonitrile (Cis-o-BCB) Blue/red 0.035 [45]
[Ru (bpy)3] 2+ (bpy = 2,2′-bipyridine) doped [Ir (ppy)2(pzpy)] + (ppy = 2 phenyl pyridine, pzpy = 2-(1H-pyrazol-1-yl) pyridine) Green/red/orange   [46]
Closed-state (L-c) Blue   [22]
Open-state (L-o) Blue   [22]
1D branched microstructure Aluminum tris(8-Hydroxyquinoline) (Alq3) and 1,5-diaminoanthraquinone (DAAQ) Red/green   [30]
1,4-dimethoxy-2,5-di[4′-(cyano) styryl] benzene (COPV) and 2,4,5 triphenyl imidazole (TPI) Blue/green   [47]
2,2′-((1E,1′E)-1,4-phenylenebis (ethene-2,1-diyl))-dibenzonitrile (o-BCB) Green   [48]