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Volumn 115, Issue 11, 2011, Pages 2160-2168

Dioxaborine- and indole-terminated polymethines: Effects of bridge substitution on absorption spectra and third-order polarizabilities

Author keywords

[No Author keywords available]

Indexed keywords

ABSORPTION MAXIMA; ALL-OPTICAL SWITCHING; CHROMOPHORE DESIGN; DIOXABORINE; ELECTROCHEMICAL POTENTIAL; H NMR SPECTRA; IMAGINARY PARTS; LOW ENERGIES; METHINE; NON-LINEAR OPTICAL PROPERTIES; NONLINEAR OPTICAL APPLICATIONS; POLARIZABILITIES; POLYMETHINE; POSITIVE VALUE; THIRD-ORDER; TWO-STATE;

EID: 79952751290     PISSN: 10895639     EISSN: 15205215     Source Type: Journal    
DOI: 10.1021/jp110425r     Document Type: Article
Times cited : (28)

References (69)
  • 32
    • 79952768333 scopus 로고    scopus 로고
    • 3 h symmetry and no single all-transoid terminus-to-terminus polymethine pathway
    • 3 h symmetry and no single all-transoid terminus-to-terminus polymethine pathway.
  • 43
    • 49449121739 scopus 로고
    • 13C NMR resonances of polymethines generally shows little solvent dependence. For example, see spectra of the bis(dimethylamino)pentamethine cation in a variety of solvents with a wide range of polarities in
    • 13C NMR resonances of polymethines generally shows little solvent dependence. For example, see spectra of the bis(dimethylamino)pentamethine cation in a variety of solvents with a wide range of polarities in: Wähnert, M.; Dähne, S.; Radeglia, R. Adv. Mol. Relax. Interact. Processes 1977, 11, 263
    • (1977) Adv. Mol. Relax. Interact. Processes , vol.11 , pp. 263
    • Wähnert, M.1    Dähne, S.2    Radeglia, R.3
  • 44
    • 79952757046 scopus 로고    scopus 로고
    • Although the dioxaborine species bear an overall negative charge, they are perhaps more usefully regarded as cationic polymethines, in which the oxygen atoms play an analogous role to the nitrogen atoms of cyanines, to which two boron-localized anions are attached
    • Although the dioxaborine species bear an overall negative charge, they are perhaps more usefully regarded as cationic polymethines, in which the oxygen atoms play an analogous role to the nitrogen atoms of cyanines, to which two boron-localized anions are attached.
  • 53
    • 79952775310 scopus 로고    scopus 로고
    • -; for example, values for the phenylethynyl group are +0.15 and -0.18, respectively (ref 35)
    • -; for example, values for the phenylethynyl group are +0.15 and -0.18, respectively (ref 35).
  • 56
    • 79952745356 scopus 로고    scopus 로고
    • The electrochemical data for 3b versus 4 in Table 5 are also broadly consistent with the picture in the lower part of Figure 4, although the presence of additional alkyl substituents on the ring of 3b complicates direct comparison
    • The electrochemical data for 3b versus 4 in Table 5 are also broadly consistent with the picture in the lower part of Figure 4, although the presence of additional alkyl substituents on the ring of 3b complicates direct comparison.
  • 60
    • 79952754619 scopus 로고    scopus 로고
    • 23) × 1/5 × 4], where the factor of 1/5 arises from orientational averaging of γ and where the prefactor is a unit conversion factor
    • 23) × 1/5 × 4], where the factor of 1/5 arises from orientational averaging of γ and where the prefactor is a unit conversion factor.
  • 62
    • 79952767982 scopus 로고    scopus 로고
    • ge) were also weak
    • ge) were also weak.
  • 65
    • 79952744253 scopus 로고    scopus 로고
    • -33 esu are estimated for 2c and 2d, respectively) due to the larger transition dipole moments and bathochromically shifted absorptions of the dioxaborine dyes
    • -33 esu are estimated for 2c and 2d, respectively) due to the larger transition dipole moments and bathochromically shifted absorptions of the dioxaborine dyes.
  • 67
    • 79952748231 scopus 로고    scopus 로고
    • γ bonds
    • γ bonds.
  • 68
    • 79952758533 scopus 로고    scopus 로고
    • In addition, the presence of an additional low-energy band for 1c may mean that more excited states than the lowest-energy state may be required to adequately describe γ
    • In addition, the presence of an additional low-energy band for 1c may mean that more excited states than the lowest-energy state may be required to adequately describe γ.


* 이 정보는 Elsevier사의 SCOPUS DB에서 KISTI가 분석하여 추출한 것입니다.