2000
DOI: 10.1088/0022-3727/33/18/101
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Abstract: Microphotoluminescence and second-harmonic microscopy were used to study islands formed inside phosphate and fluorophosphate optical glasses with fullerene dopants. Scanning microphotoluminescence and second-harmonic microscopy indicated that fullerene dopants are subjected to strong influence from the glass matrix, which causes distortion of molecular symmetry, enhancement of fluorescence, and occurrence of noncentrosymmetry required by the macroscopic second-order optical nonlinearity.

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Cited by 8 publications
(13 citation statements)
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“…The possibility of introducing fullerenes in materials processed at high temperature, such as optical glasses, was demonstrated by Lin and co-workers. Raw materials of phosphate and fluorophosphates glasses have been added to a mixture of C 60 /C 70 fullerenes, fired 1 h in a sealed device at 1200 K and slowly cooled. The sealed system avoided degradation of fullerenes, and up to 0.1 wt % of C 60 /C 70 can be introduced in the glass.…”
Section: Glass and Ceramics Fullerene Nanocompositesmentioning
confidence: 99%
“…The possibility of introducing fullerenes in materials processed at high temperature, such as optical glasses, was demonstrated by Lin and co-workers. Raw materials of phosphate and fluorophosphates glasses have been added to a mixture of C 60 /C 70 fullerenes, fired 1 h in a sealed device at 1200 K and slowly cooled. The sealed system avoided degradation of fullerenes, and up to 0.1 wt % of C 60 /C 70 can be introduced in the glass.…”
Section: Glass and Ceramics Fullerene Nanocompositesmentioning
confidence: 99%
“…From the High-resolution transmission electron Intensity/(a.u.) 10 20 [ 23] In addition, the HRTEM results also reveal the formation of the close interface contact between g-C 3 N 4 and TiO 2 nanorods, which is of benefit for the rapid charge separation in the electron-transfer process and photocatalytic enhancement. [24] As shown in Figure 2b, the C, N, O, and Ti elements are observed simultaneously from the element mapping of the g-C 3 N 4 / TiO 2 composite.…”
Section: Structural and Compositional Characterizationmentioning
confidence: 99%
“…C 60 has also been incorporated into phosphate and fluorophosphate optical glasses obtained by the melting procedure. [60][61][62] The chemical bonds and tight confinement strongly deformed the fullerene molecules and distorted the molecular symmetry of fullerene; these effects cause remarkable changes to the fluorescence spectrum. In particular a broad PL should be caused by amorphous islands of microstructures related to fullerene complexes (fullerene molecules bonded with [PO 4 ] 2 tetrahedra).…”
Section: Effect Of the Fullerene Molecule-matrix Interaction On Pl Pr...mentioning
confidence: 99%