A. P. Kulkarni

Publications35
h-index20
Citations3,219
Highly Influential Citations9
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Electron Transport Materials for Organic Light-Emitting Diodes
A comprehensive review of the literature on electron transport materials (ETMs) used to enhance the performance of organic light-emitting diodes (OLEDs) is presented. The… Expand
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Plasmon-enhanced charge carrier generation in organic photovoltaic films using silver nanoprisms.
We use photoinduced absorption spectroscopy to measure long-lived photogenerated charge carriers in optically thin donor/acceptor conjugated polymer blend films near plasmon-resonant silver… Expand
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Blue-light-emitting oligoquinolines: Synthesis, properties, and high-efficiency blue-light-emitting diodes
The synthesis, photophysics, cyclic voltammetry, and highly efficient blue electroluminescence of a series of four new n-type conjugated oligomers, 6,6′-bis(2,4-diphenylquinoline) (B1PPQ),… Expand
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Fluorenone-Containing Polyfluorenes and Oligofluorenes: Photophysics, Origin of the Green Emission and Efficient Green Electroluminescence†
A series of four new statistical copolymers of 9,9-dihexylfluorene and 9-fluorenone with well-defined structures and a new fluorene−fluorenone−fluorene trimer model compound were synthesized and used… Expand
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Absence of photoinduced charge transfer in blends of PbSe quantum dots and conjugated polymers.
We use photoluminescence (PL) quenching and photoinduced absorption (PIA) spectroscopy to study charge transfer in bulk heterojunction blends of PbSe quantum dots with the semiconducting polymers… Expand
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Spectrophotometric Determination of Didanosine in Bulk and Tablet Formulation
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Phenothiazine-phenylquinoline donor-acceptor molecules: effects of structural isomerism on charge transfer photophysics and electroluminescence.
Large differences in the intramolecular charge-transfer fluorescence quantum yields and electroluminescence efficiencies were observed among the isomeric donor-acceptor molecules… Expand
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Spectral control of plasmonic emission enhancement from quantum dots near single silver nanoprisms.
The near-field effects of plasmonic optical antennas are being explored in applications ranging from biosensors to solar cells. We demonstrate that photoluminescence emission enhancement from CdSe… Expand
  • 186
New Ambipolar Organic Semiconductors. 2. Effects of Electron Acceptor Strength on Intramolecular Charge Transfer Photophysics, Highly Efficient Electroluminescence, and Field-Effect Charge Transport…
Substantial variations (up to factors of 5) were observed in the intramolecular charge-transfer (ICT) fluorescence quantum yields and electroluminescence efficiencies among a series of emissive… Expand
  • 87
Quantum dot/plasmonic nanoparticle metachromophores with quantum yields that vary with excitation wavelength.
Coupled plasmonic/chromophore systems are of interest in applications ranging from fluorescent biosensors to solar photovoltaics and photoelectrochemical cells because near-field coupling to metal… Expand
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