Effect of covalent linkage between hexagonal boron nitride and porphyrins on the optical nonlinearities
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Alloys and Compounds"
DOI: 10.1016/j.jallcom.2018.10.153
Abstract: Abstract Nonlinear optical nanostructured materials are gaining increased interest as optical limiters for various applications. In the present case, two soluble porphyrins (TPP) covalently functionalized hexagonal boron nitride (h-BN) nanohybrids (BN-TPP 1 and BN-TPP 2)… read more here.
Keywords: hexagonal boron; boron nitride; optical nonlinearities; effect covalent ... See more keywords
Nanosecond optical nonlinearities in low symmetry phthalocyanine nanoconjugates studied using the Z-scan technique
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Luminescence"
DOI: 10.1016/j.jlumin.2017.08.053
Abstract: Abstract In this study, the photophysical, and nonlinear optical limiting properties of low symmetry tris[(4-benzo[ d ] thiazol-2-ylphenoxy)-2-phenoxyl acetic acid phthalocyaninato] zinc (II) ( 3 ) conjugated to metallic nanoparticles have been investigated using open… read more here.
Keywords: low symmetry; optical nonlinearities; nonlinearities low; symmetry ... See more keywords
Dispersive optical nonlinearities and optical path length compensation in NiO/Al doped NiO bilayer thin film
Sign Up to like & getrecommendations! Published in 2019 at "Optical Materials"
DOI: 10.1016/j.optmat.2019.109278
Abstract: Abstract Dispersive optical nonlinearities in pulsed laser deposited undoped and 5% Al doped NiO thin films reveal negative and positive optical nonlinearities, respectively. The cause of optical nonlinearity is assigned to the presence (absence) of… read more here.
Keywords: doped nio; optical nonlinearities; nio doped; thin film ... See more keywords
Covalent Synthesis of Two Hybrids Composed of Dawson-Type Polyoxometalate and Porphyrin with Remarkable Third-Order Optical Nonlinearities Reflecting the Effect of Polyoxometalates.
Sign Up to like & getrecommendations! Published in 2017 at "Inorganic chemistry"
DOI: 10.1021/acs.inorgchem.6b03155
Abstract: Two new porphyrin-polyoxometalate hybrids, namely, [(C4H9)4N]10H2[{COHNC(CH2O)3P2V3W15O59}2C44N4H28]·CH3CN 1, bearing two covalent-bonded Wells-Dawson-type polyoxometalates (POMs), and [(C4H9)4N)]5H[COHNC(CH2O)3P2V3W15O59{C44H29N4}]·CH3CN 2, bearing one covalent-bonded POM, have been synthesized and thoroughly characterized by means of elemental analysis, powder XRD, FT-IR, 1H… read more here.
Keywords: optical nonlinearities; third order; porphyrin; moiety ... See more keywords
Influence of Optical Nonlinearities on Plasma Waves in Graphene
Sign Up to like & getrecommendations! Published in 2017 at "ACS Photonics"
DOI: 10.1021/acsphotonics.7b00468
Abstract: A theory of the nonlinear plasma waves in graphene is developed in the nonperturbative regime. The influence of strong electric fields on the position and line width of plasma resonances in the far-infrared transmission experiments,… read more here.
Keywords: plasma waves; nonlinearities plasma; optical nonlinearities; waves graphene ... See more keywords
Plasmon-enhanced versatile optical nonlinearities in a Au-Ag-Au multi-segmental hybrid structure.
Sign Up to like & getrecommendations! Published in 2018 at "Nanoscale"
DOI: 10.1039/c8nr02938e
Abstract: A Au-Ag-Au multi-segmental hybrid structure has been synthesized by using an electrodeposition method based on an anodic aluminum oxide (AAO) membrane. The third-order optical nonlinearities, second harmonic generation (SHG) and photoluminescence (PL) properties containing ultrafast… read more here.
Keywords: multi segmental; optical nonlinearities; segmental hybrid; hybrid structure ... See more keywords
Third-order optical nonlinearities in bulk and fs-laser inscribed waveguides in strengthened alkali aluminosilcate glass
Sign Up to like & getrecommendations! Published in 2018 at "Laser Physics"
DOI: 10.1088/1555-6611/aa8ac2
Abstract: The development of advanced photonics devices requires materials with large optical nonlinearities, fast response times and high optical transparency, while at the same time allowing for the micro/nano-processing needed for integrated photonics. In this context,… read more here.
Keywords: laser; glass; optical nonlinearities; strengthened alkali ... See more keywords
Vacuum-enhanced optical nonlinearities with disordered molecular photoswitches
Sign Up to like & getrecommendations! Published in 2019 at "Physical Review B"
DOI: 10.1103/physrevb.99.041107
Abstract: We propose a cavity QED scheme to enable cross-phase modulation between two arbitrarily weak classical fields in the optical domain, using organic molecular photoswitches as a disordered intracavity nonlinear medium. We show that a long-lived… read more here.
Keywords: optical nonlinearities; molecular photoswitches; vacuum; vacuum enhanced ... See more keywords
Plasma-Enhanced Interaction and Optical Nonlinearities of Cu_{2}O Rydberg Excitons.
Sign Up to like & getrecommendations! Published in 2020 at "Physical review letters"
DOI: 10.1103/physrevlett.125.097401
Abstract: We theoretically investigate the nonlinear optical transmission through a cuprous oxide crystal for wavelengths that cover the series of highly excited excitons, observed in recent experiments. Since such Rydberg excitons have strong van der Waals… read more here.
Keywords: optical nonlinearities; plasma enhanced; nonlinearities rydberg; interaction optical ... See more keywords
Design of a hybrid chalcogenide-glass on lithium-niobate waveguide structure for high-performance cascaded third- and second-order optical nonlinearities.
Sign Up to like & getrecommendations! Published in 2019 at "Applied optics"
DOI: 10.1364/ao.58.0000d1
Abstract: Dispersion engineering for efficient supercontinuum generation (SCG) is investigated in a hybrid nonlinear photonic platform that allows cascaded third- and second-order optical nonlinearities in transverse-electric (TE) guided modes. The highly nonlinear chalcogenide waveguides enable SCG… read more here.
Keywords: order optical; optical nonlinearities; third second; cascaded third ... See more keywords
Reversal in optical nonlinearities of Bi2Se3 nanosheets dispersion influenced by resonance absorption.
Sign Up to like & getrecommendations! Published in 2019 at "Optics express"
DOI: 10.1364/oe.27.021741
Abstract: The nonlinear optical properties of Bi2Se3 nanosheets of different diameters were studied using the femtosecond Z-scan technique. As the excitation wavelength increased from that for resonant absorption to non-resonant absorption, the nonlinear absorption of the… read more here.
Keywords: nonlinearities bi2se3; bi2se3 nanosheets; optical nonlinearities; resonance absorption ... See more keywords