Search Results - "Thiago Cazati"
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Charge carrier transport in perylene-based and pyrene-based columnar liquid crystals
Published in Beilstein journal of organic chemistry (2023)“…Electron and hole transport characteristics were evaluated for perylene-based and pyrene-based compounds using electron-only and hole-only devices. The…”
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PREPARATION AND CHARACTERIZATION OF A QUERCETIN-TETRAETHYL ETHER-BASED PHOTOPROTECTIVE NANOEMULSION
Published in Química Nova (01-04-2019)“…Although Quercetin absorbs in the UVA/UVB electromagnetic region, it is limited for applications as a UV filter due to its low lipophilicity and capacity to…”
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Synthesis of 2,1,3-Benzoxadiazole Derivatives as New Fluorophores—Combined Experimental, Optical, Electro, and Theoretical Study
Published in Frontiers in chemistry (12-05-2020)“…Herein, we report the synthesis and characterization of fluorophores containing a 2,1,3-benzoxadiazole unit associated with a π-conjugated system (D-π-A-π-D)…”
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4
Influence of intensive light exposure on the complex impedance of polymer light-emitting diodes
Published in Materials research (São Carlos, São Paulo, Brazil) (01-06-2008)“…In this work we investigated the effect of visible radiation on the electrical properties of poly[(2-methoxy-5-hexyloxy)-p-phenylenevinylene]- MH-PPV films and…”
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5
Highly luminescent liquid crystals by connecting 1,3,4-oxadiazole with thiazolo[5,4-d]thiazole units
Published in Journal of molecular liquids (01-01-2021)“…The direct bonding between a thiazolo[5,4-d]thiazole and two 1,3,4-oxadiazole units allowed us to create a new and versatile rigid core for luminescent liquid…”
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Exploring photophysical behavior and fullerene-induced quenching in Difluoroboron Flavanone β-Diketonates for application in organic electronic devices: Experimental and Theoretical Analysis
Published in Materials today communications (01-12-2024)“…The photophysical properties of two difluoroboron flavanone β-diketonates (DK1 and DK2) and their interaction with fullerene (C60) in toluene solution and…”
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Unlocking the potential of 2,1,3-benzoxadiazole-based luminescent liquid crystals
Published in Liquid crystals (26-09-2023)“…Here, we report the synthesis and characterisation of 2,1,3-benzoxadiazole-based (BOX) luminescent liquid crystals with a π-conjugated core and different…”
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Rod-shaped cyanoacrylic derivatives with D-π-A architecture: synthesis, thermal, photophysical and theoretical studies
Published in Liquid crystals (26-01-2023)“…Two dyes, 4 and 5, bearing an alkoxy group as a donor connected to cyanoacrylic acid acceptor/anchoring group bridged by the phenylacetylene unit were designed…”
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Strongly luminescent and liquid-crystalline π-conjugated 2-methyl[1,2,3]benzotriazoles with a linear donor-acceptor-donor structure
Published in Journal of molecular liquids (15-09-2020)“…Symmetrical 2-methyl[1,2,3]benzotriazole (BZT) derivatives with elongated peripheral units connected via acetylenic triple bonds present calamitic thermotropic…”
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Front Cover: New Boron(III) Blue Emitters for All‐Solution Processed OLEDs: Molecular Design Assisted by Theoretical Modeling (Eur. J. Inorg. Chem. 17/2019)
Published in European journal of inorganic chemistry (08-05-2019)“…The Front Cover shows the ideal cycle of prediction‐testing‐update that we try to achieve in this work, focusing on the most efficient blue‐emitting boron…”
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New Boron(III) Blue Emitters for All‐Solution Processed OLEDs: Molecular Design Assisted by Theoretical Modeling
Published in European journal of inorganic chemistry (08-05-2019)“…Luminescent boron(III) complexes have recently been employed as emitters in organic light‐emitting diodes (OLEDs) with reasonable success. They are easy to…”
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12
Triplet exciplex electroluminescence from two columnar liquid crystal perylene derivatives
Published in Journal of luminescence (01-12-2016)“…Double layers and mixed single layers of two electronically complementary columnar liquid crystals show enhanced performances in light emitting diodes compared…”
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13
Blue Glow Sticks: Cinnamic Acids and Arylacrylonitriles with Liquid-Crystalline Properties and Highly Fluorescent
Published in Journal of the Brazilian Chemical Society (2021)“…Five new π-conjugated chromophores derived from acrylic acid and acrylonitrile were synthesized and their thermal and photophysical behaviors were analyzed…”
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14
Molecular 5,8-π-extended quinoxaline derivatives as chromophores for photoluminescence applications
Published in Journal of molecular liquids (15-12-2019)“…The 5,8-π-extended quinoxaline derivatives are widely studied due to their well-known photophysical and electrochemical properties. In order to investigate the…”
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15
New Boron(III) Blue Emitters for All‐Solution Processed OLEDs: Molecular Design Assisted by Theoretical Modeling
Published in European journal of inorganic chemistry (08-05-2019)“…Invited for the cover of this issue is Ivan Bechtold from Universidade Federal de Santa Catarina, Florianópolis, Brazil. The cover image shows the ideal cycle…”
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In vitro Photoprotective Evaluation and Development of Novel Nanoemulsion with Chromone Derivative
Published in Journal of the Brazilian Chemical Society (01-09-2021)“…Chromone derivatives exhibiting high absorbance values in the UVA/UVB region were synthesized, and their photoprotective properties were evaluated. Chromones…”
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17
Delayed Fluorescence by Triplet–Triplet Annihilation from Columnar Liquid Crystal Films
Published in ACS applied electronic materials (26-07-2022)“…Delayed fluorescence (DF) by triplet–triplet annihilation (TTA) is observed in solutions of a benzoperylene-imidoester mesogen that shows a hexagonal columnar…”
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18
Photoprotective activity and increase of SPF in sunscreen formulation using lyophilized red propolis extracts from Alagoas
Published in Revista brasileira de farmacognosia (01-05-2019)“…[Display omitted] The excessive sun exposure, coupled with lack of sun protection represents one of the biggest risks to the occurrence of skin cancer and…”
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Green Propolis: In Vitro Photoprotective and Photostability Studies of Single and Incorporated Extracts in a Sunscreen Formulation
Published in Revista brasileira de farmacognosia (01-06-2020)“…Propolis is a natural, non-toxic resin produced by honey bees that has been used for hundreds of years for its biological activities, such as antimicrobial,…”
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Exciton Diffusion in Polyfluorene Copolymer Thin Films: Kinetics, Energy Disorder and Thermally Assisted Hopping
Published in Chemphyschem (24-08-2009)“…A series of {(9,9‐dioctylfluorene)0.7−x‐(dibenzothiophene‐S,S‐dioxide)0.3‐[4,7‐bis(2‐thienyl)‐2,1,3‐benzothiadiazole]x} (PFS30‐TBTx), where x represents the…”
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