Search Results - "Van Stryland, Eric W"
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Observation of Nondegenerate Two-Photon Gain in GaAs
Published in Physical review letters (12-08-2016)“…Two-photon lasers require materials with large two-photon gain (2PG) coefficients and low linear and nonlinear losses. Our previous demonstration of large…”
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Sensitive mid-infrared detection in wide-bandgap semiconductors using extreme non-degenerate two-photon absorption
Published in Nature photonics (01-09-2011)“…Identifying strong and fast nonlinearities for today's photonic applications is an ongoing effort 1 . Materials 2 , 3 , 4 , 5 and devices 6 , 7 , 8 , 9 are…”
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Multiphoton-absorbing organic materials for microfabrication, emerging optical applications and non-destructive three-dimensional imaging
Published in Journal of physical organic chemistry (01-12-2000)“…Non‐resonant two‐photon absorption (TPA) can be defined as the simultaneous absorption of two photons, via a virtual state, in a medium. TPA exhibits a…”
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4
Post-2000 nonlinear optical materials and measurements: data tables and best practices
Published in JPhys photonics (01-07-2023)“…Abstract In its 60 years of existence, the field of nonlinear optics has gained momentum especially over the past two decades thanks to major breakthroughs in…”
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5
Two-photon absorption spectra of a near-infrared 2-azaazulene polymethine dye: solvation and ground-state symmetry breaking
Published in Physical chemistry chemical physics : PCCP (28-05-2013)“…Polymethine dyes (PDs) with absorption bands in the near-infrared region undergo symmetry breaking in polar solvents. To investigate how symmetry breaking…”
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Electronic Nature of Nonlinear Optical Properties of a Symmetrical Two-Photon Absorbing Fluorene Derivative: Experimental Study and Theoretical Modeling
Published in Journal of physical chemistry. C (15-03-2018)“…A comprehensive experimental and theoretical study of linear photophysical properties, such as excited-state relaxation, two-photon absorption, and stimulated…”
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7
Effective third-order nonlinearities in metallic refractory titanium nitride thin films
Published in Optical materials express (01-11-2015)“…Nanophotonic devices offer an unprecedented ability to concentrate light into small volumes which can greatly increase nonlinear effects. However, traditional…”
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8
Optimization of Band Structure and Quantum-Size-Effect Tuning for Two-Photon Absorption Enhancement in Quantum Dots
Published in Nano letters (09-03-2011)“…The two-photon absorption, 2PA, cross sections of PbS quantum dots, QDs, are theoretically and experimentally investigated and are shown to be enhanced with…”
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9
Efficient Two-Photon Absorbing Acceptor-π-Acceptor Polymethine Dyes
Published in The journal of physical chemistry. A, Molecules, spectroscopy, kinetics, environment, & general theory (17-06-2010)“…We present an experimental and theoretical investigation of the linear and nonlinear optical properties of a series of acceptor-π-acceptor symmetrical anionic…”
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10
Role of Symmetry Breaking on the Optical Transitions in Lead-Salt Quantum Dots
Published in Nano letters (08-09-2010)“…The influence of quantum confinement on the one- and two-photon absorption spectra (1PA and 2PA) of PbS and PbSe semiconductor quantum dots (QDs) is…”
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11
Two-photon absorption cross-sections of common photoinitiators
Published in Journal of photochemistry and photobiology. A, Chemistry. (15-03-2004)“…Recent interests in and applications of two-photon absorption (2PA) induced photopolymerization have afforded advanced opportunities to perform…”
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12
Synthesis and Two-Photon Spectrum of a Bis(Porphyrin)-Substituted Squaraine
Published in Journal of the American Chemical Society (10-06-2009)“…A chromophore in which zinc porphyrin donors are linked through their meso positions by ethynyl bridges to a bis(indolinylidenemethyl) squaraine core has been…”
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13
Electronic Nature of Neutral and Charged Two-Photon Absorbing Squaraines for Fluorescence Bioimaging Application
Published in ACS omega (17-09-2019)“…The electronic properties of neutral 2,4-bis(4-bis(2-hydroxyethyl) amino-2-hydroxy-6-(2-(2-(2-methoxyethoxy)ethoxy)ethoxy)phenyl)squaraine (1) and…”
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14
Near-Unity Quantum Yields for Intersystem Crossing and Singlet Oxygen Generation in Polymethine-like Molecules: Design and Experimental Realization
Published in The journal of physical chemistry letters (05-08-2010)“…The photophysical properties of two pairs of squaraine molecules where two oxygen atoms in a squaraine bridge are replaced with sulfur atoms are investigated…”
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15
Synthesis, Characterization, and Optical Properties of New Two-Photon-Absorbing Fluorene Derivatives
Published in Chemistry of materials (16-11-2004)“…The synthesis of a series of four new compounds containing fluorenyl chromophores is presented, along with the results of spectroscopic and photochemical…”
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Resonant enhancement of two-photon absorption in substituted fluorene molecules
Published in The Journal of chemical physics (15-08-2004)“…The degenerate and nondegenerate two-photon absorption (2PA) spectra for a symmetric and an asymmetric fluorene derivative were experimentally measured in…”
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Two-Photon Absorption Spectrum of a Single Crystal Cyanine-like Dye
Published in The journal of physical chemistry letters (03-05-2012)“…The two-photon absorption (2PA) spectrum of an organic single crystal is reported. The crystal is grown by self-nucleation of a subsaturated hot solution of…”
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18
Photophysical Properties of an Alkyne-Bridged Bis(zinc porphyrin)−Perylene Bis(dicarboximide) Derivative
Published in The journal of physical chemistry. A, Molecules, spectroscopy, kinetics, environment, & general theory (08-10-2009)“…We report the synthesis, electrochemistry, and photophysical properties of a new donor−acceptor−donor molecule in which the meso carbon atoms of two zinc…”
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19
Synthesis of Two-Photon Absorbing Unsymmetrical Fluorenyl-Based Chromophores
Published in Chemistry of materials (03-10-2006)“…Unsymmetrical fluorenyl-based chromophores, flanked on either side by electron-acceptor (A) and/or electron-donating (D) groups, separated by conjugated (π)…”
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20
Linear and Two-Photon Photophysical Properties of a Series of Symmetrical Diphenylaminofluorenes
Published in Chemistry of materials (01-06-2004)“…A series of linear, symmetrical, diphenylaminofluorene-based materials are reported. The series investigated was model…”
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