ABOUT

Solutions & Cases

Our Case
  • EP2380894A2 Vanadium phthalocyanine compounds and

    A novel vanadium phthalocyanine compound with low absorptivity in the visible light region and high absorptivity in the near-infrared light region, and a near-infrared absorption filter using the same are disclosed. The near-infrared absorption vanadium phthalocyanine compound is represented by Formula 1 of Claim 1. In Formula 1, A 2,A 3,A 6,A 7,A 10,A 11,A 14 and A 15 are

  • US8669358B2 Vanadium phthalocyanine compounds and

    This invention relates to a vanadium phthalocyanine compound and a near-infrared absorption filter using the same, and more particularly to a novel vanadium phthalocyanine compound having low...

  • WO2010076968A2 Vanadium phthalocyanine

    Disclosed are novel vanadium phthalocyanine compounds with low absorption efficiency in the visible light domain and high absorption efficiency in the near-infrared light domain, and a near-infrared absorption filter using the same. The near-infrared absorption vanadium phthalocyanine compounds have chemical formula 1. In the chemical formula 1: A 2,A 3,A 6,A 7,A 10,A 11,A 14, and

  • US20110275847A1 Vanadium phthalocyanine

    A novel vanadium phthalocyanine compound with low absorptivity in the visible light region and high absorptivity in the near-infrared light region, and a near-infrared absorption filter using the same are disclosed. The near-infrared absorption vanadium phthalocyanine compound is represented by Formula 1 of claim 1 . In Formula 1, A 2,A 3,A 6,A 7,A 10,A 11,A 14 and A 15 are

  • vanadium phthalocyanine absorption blackbanqueting.it

    vanadium phthalocyanine absorption. Optical properties of vanadyl phthalocyanine thin films . We report a study on the resonant third-order nonlinear optical response of vanadyl-phthalocyanine micro-crystals The refractive and absorptive contributions to the nonlinear response at several wavelengths across resonance were determined by employing the z-scan technique with a tunable picosecond

  • Vanadyl phthalocyanine dye content > 90 % 13930-88-6

    Vanadyl phthalocyanine dye content >90 % Synonym: Oxo[29H,31H-phthalocyaninato(2-)-κN 29,κN 30,κN 31,κN 32]vanadium, Vanadium(IV) phthalocyanine oxide, Xerox xpp-VOPc CAS Number 13930-88-6. Empirical Formula (Hill Notation) C 32 H 16 N 8 OV . Molecular Weight 579.46 . EC Number 237-700-2. MDL number MFCD00041966.

  • Direct Synthesis of Vanadium Phthalocyanine and Its

    *SSupporting Information ABSTRACT: Vanadium phthalocyanine (VPc) monolayers and multilayers were synthesized on Ag(111), and the electronic and magnetic states of an unachieved VPc with a divalent state of V were investigated. The VPc monolayer was fabricated by directly depositing the V atoms on a metal-free phthalocyanine (H 2

  • Recent progress in porphyrin- and phthalocyanine

    In this review, we summarize the application of porphyrins and phthalocyanines in perovskite solar cells to date. Since the first porphyrin- and phthalocyanine-based perovskite solar cells were reported in 2009, their power conversion efficiency has dramatically increased from 3.9% to over 20%. Porphyrins and phtha Recent Reviews in RSC Advances

  • Synthesis and electrochemical characterisation of a near

    10/09/2008· The synthesis of an α-substituted phthalocyanine oxo vanadium (IV) 1,4,8,11,15,18,22,25-octapentathiophthalocyanine (4) which absorbs at 850 nm in dichloromethane is reported. The complex is purple in colour and becomes green on reduction. The cyclic and square wave voltammetries of the complex show five redox couples.

  • Synthesis of water soluble trisulfonated phthalocyanines

    28/10/2000· trisulfonated phthalocyanine. coupling reaction. palladium catalyst. photodynamic therapy. During the past decades phthalocyanines (Pc) and their derivatives have been extensively studied and found numerous applications in widely different areas due to their distinct properties. 1 Our interest in Pc, especially water-soluble sulfonated derivatives for photodynamic therapy (PDT) of cancer, led

  • Direct Synthesis of Vanadium Phthalocyanine and Its

    Direct Synthesis of Vanadium Phthalocyanine and Its Electronic and Magnetic States in Monolayers and Multilayers on Ag(111) absorption spectroscopy. Furthermore, X-ray magnetic circular dichroism (XMCD) measurements suggest that this 2E g state was mixed with the 2A 1g state by spin−orbit coupling in the ground state. Data revealed that VPc shows a paramagnetic state on the Ag surface

  • VANADIUM PHTHALOCYANINE COMPOUNDS AND

    A novel vanadium phthalocyanine compound with low absorptivity in the visible light region and high absorptivity in the near-infrared light region, and a near-infrared absorption filter using the same are disclosed. The near-infrared absorption vanadium phthalocyanine compound is represented by Formula 1 of Claim 1. In Formula 1, A 2,A 3,A 6,A 7,A 10,A 11,A 14 and A 15 are

  • Vanadyl Phthalocyanine AMERICAN ELEMENTS

    Vanadyl Phthalocyanine is one of numerous organometallic compounds sold by American Elements under the trade name AE Organometallics™.Organometallics are useful reagent, catalyst, and precursor materials with applications in thin film deposition, industrial chemistry, pharmaceuticals, LED manufacturing, and others.American Elements supplies Vanadyl Phthalocyanine in most volumes

  • Optical properties of vanadyl phthalocyanine thin films

    absorption data indicates that the optical band gap Eg was indirect transitions. The optical band gap of the VOPc thin films was found to increase with thickness of the film. According to Wemple and DiDomenico method, the optical dispersion parameters E o and E d were determined. Thermal lens spectrometry is applied to measure the thermo-optic coefficient dn/dT and nonlinear refractive index

  • VANADIUM PHTHALOCYANINE COMPOUNDS AND

    10/11/2011· A novel vanadium phthalocyanine compound with low absorptivity in the visible light region and high absorptivity in the near-infrared light region, and a near-infrared absorption filter using the same are disclosed. The near-infrared absorption vanadium phthalocyanine compound is represented by Formula 1 of claim 1. In Formula 1, A 2, A 3, A 6, A 7, A 10, A 11, A 14 and A 15 are

  • Recent progress in porphyrin- and phthalocyanine

    In this review, we summarize the application of porphyrins and phthalocyanines in perovskite solar cells to date. Since the first porphyrin- and phthalocyanine-based perovskite solar cells were reported in 2009, their power conversion efficiency has dramatically increased from 3.9% to over 20%. Porphyrins and phtha Recent Reviews in RSC Advances

  • Triplet-triplet absorption spectra of phthalocyanine and

    triplet--triplet absorption of the free base of phthalocyanine and its complexes with aluminum~ gallium, and vanadium in oxygen-free solutions at room temperature using laser-photolysis equipment.

  • Electronic excitations in vanadium oxide phthalocyanine

    15/09/2005· The electronic structure of the organic semiconductor vanadium oxide phthalocyanine has been studied using resonant inelastic X-ray scattering and X-ray emission spectroscopy. The vanadyl species in the films is shown to be highly localized, and good agreement between the measurements and a density functional calculation is obtained. Both dipole forbidden V 3d to V 3d*, and O 2p to V 3d

  • (PDF) Triplet-triplet absorption spectra of phthalocyanine

    PDF On Aug 1, 1980, V. E. Pyatosin and others published Triplet-triplet absorption spectra of phthalocyanine and its metal complexes Find, read and cite

  • Phthalocyanines ScienceDirect

    01/08/1999· 8. Sandwich-type phthalocyanine–porphyrin heteroleptic deckers. Research on sandwich-type porphyrin–phthalocyanine (or sometimes naphthalocyanine) double and triple deckers has become popular over the past few years . Through work carried out in the last decade, it is known, for example, that the absorption spectra of these deckers are not