Search Results - "Pagani, Giorgio A"

Photophysics of Squaraine Dyes: Role of Charge-Transfer in Singlet Oxygen Production and Removal by Salice, Patrizio, Arnbjerg, Jacob, Pedersen, Brian Wett, Toftegaard, Rasmus, Beverina, Luca, Pagani, Giorgio A, Ogilby, Peter R

“…The unique optical properties of squaraines render these molecules useful for applications that range from xerography to photodynamic therapy. In this regard,…”
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Bulk Heterojunction Solar Cells - Tuning of the HOMO and LUMO Energy Levels of Pyrrolic Squaraine Dyes by Beverina, Luca, Drees, Martin, Facchetti, Antonio, Salamone, Matteo, Ruffo, Riccardo, Pagani, Giorgio A.

“…The optimization of organic photovoltaic (OPV) devices requires, amongst several factors mainly related to thin‐film blend morphology, the capability to finely…”
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π‑Conjugated Zwitterions as Paradigm of Donor–Acceptor Building Blocks in Organic-Based Materials by Beverina, Luca, Pagani, Giorgio A

“…The very peculiar characteristics of zwitterions, as well as a clearand unambiguous definition, have been overlooked in past literature. However, these…”
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Panchromatic Cross‐Substituted Squaraines for Dye‐Sensitized Solar Cell Applications by Beverina, Luca, Ruffo, Riccardo, Mari, Claudio Maria, Pagani, Giorgio A., Sassi, Mauro, De Angelis, Filippo, Fantacci, Simona, Yum, Jun‐Ho, Grätzel, Michael, Nazeeruddin, Mohammad K.

“…Forward from square one: The incorporation of a molecularly engineered original panchromatic squaraine sensitizer in a dye‐sensitized solar cell enables the…”
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Regioselective Synthesis of 1,2- vs 1,3-Squaraines by Ronchi, Elisabetta, Ruffo, Riccardo, Rizzato, Silvia, Albinati, Alberto, Beverina, Luca, Pagani, Giorgio A

“…Squaraines have been known for many decades as very stable and versatile vis–NIR absorbing dyes. They have found applications for example as sensitizers in…”
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Second‐Order Nonlinear Optical Activity of Dipolar Chromophores Based on Pyrrole‐Hydrazono Donor Moieties by Abbotto, Alessandro, Beverina, Luca, Manfredi, Norberto, Pagani, Giorgio A., Archetti, Graziano, Kuball, Hans‐Georg, Wittenburg, Christian, Heck, Jürgen, Holtmann, Jan

“…Donor1+donor2→acceptor: The second‐order NLO molecular properties of a class of dipolar chromophores that incorporate the following design elements are…”
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Indolic Squaraines as Two-Photon Absorbing Dyes in the Visible Region: X-ray Structure, Electrochemical, and Nonlinear Optical Characterization by Beverina, Luca, Crippa, Maurizio, Salice, Patrizio, Ruffo, Riccardo, Ferrante, Camilla, Fortunati, Ilaria, Signorini, Raffaella, Mari, Claudio Maria, Bozio, Renato, Facchetti, Antonio, Pagani, Giorgio A

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Effective Two-Photon Absorption Cross Section of Heteroaromatic Quadrupolar Dyes:  Dependence on Measurement Technique and Laser Pulse Characteristics by Signorini, Raffaella, Ferrante, Camilla, Pedron, Danilo, Zerbetto, Michele, Cecchetto, Elio, Slaviero, Matteo, Fortunati, Ilaria, Collini, Elisabetta, Bozio, Renato, Abbotto, Alessandro, Beverina, Luca, Pagani, Giorgio A

“…The linear and nonlinear optical properties of the heteroaromatic push−pull−push two-photon absorbing dye…”
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UV absorbing zwitterionic pyridinium-tetrazolate: exceptional transparency/optical nonlinearity trade-off by Beverina, Luca, Sanguineti, Alessandro, Battagliarin, Glauco, Ruffo, Riccardo, Roberto, Dominique, Righetto, Stefania, Soave, Raffaella, Lo Presti, Leonardo, Ugo, Renato, Pagani, Giorgio A

“…We present relevant results dealing with the transparency/optical nonlinearity trade-off in high-frequency electro-optic applications. The very simple, stable…”
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Efficient Squaraine-Based Solution Processable Bulk-Heterojunction Solar Cells by Silvestri, Fabio, Irwin, Michael D, Beverina, Luca, Facchetti, Antonio, Pagani, Giorgio A, Marks, Tobin J

“…We report the fabrication of organic bulk-heterojunction solar cells based, for the first time, on squaraine/PCBM blends. The most efficient device,…”
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State-of-the-Art Neutral Tint Multichromophoric Polymers for High-Contrast See-Through Electrochromic Devices by Sassi, Mauro, Salamone, Matteo M., Ruffo, Riccardo, Patriarca, Giorgio E., Mari, Claudio M., Pagani, Giorgio A., Posset, Uwe, Beverina, Luca

“…Two new multichromophoric electrochromic polymers featuring a conjugated EDOT/ProDOT copolymer backbone (PXDOT) and a reversible Weitz‐type redox active small…”
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A High Molecular Weight Donor for Electron Injection Interlayers on Metal Electrodes by Bröker, Benjamin, Blum, Ralf-Peter, Beverina, Luca, Hofmann, Oliver T., Sassi, Mauro, Ruffo, Riccardo, Pagani, Giorgio A., Heimel, Georg, Vollmer, Antje, Frisch, Johannes, Rabe, Jürgen P., Zojer, Egbert, Koch, Norbert

“…The molecular donor 9,9′‐ethane‐1,2‐diylidene‐bis(N‐methyl‐9,10‐dihydroacridine) (NMA) has been synthesized, and its electronic properties were characterized…”
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Gray to Colorless Switching, Crosslinked Electrochromic Polymers with Outstanding Stability and Transmissivity From Naphthalenediimmide-Functionalized EDOT by Sassi, Mauro, Salamone, Matteo M., Ruffo, Riccardo, Mari, Claudio M., Pagani, Giorgio A., Beverina, Luca

“…The design, synthesis, polymerization and full electrochemical and spectroelectrochemical characterization of a new naphtalendiimide‐functionalized PEDOT…”
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Assessment of Water-Soluble π-Extended Squaraines as One- and Two-Photon Singlet Oxygen Photosensitizers:  Design, Synthesis, and Characterization by Beverina, Luca, Crippa, Maurizio, Landenna, Mirko, Ruffo, Riccardo, Salice, Patrizio, Silvestri, Fabio, Versari, Silvia, Villa, Alessandro, Ciaffoni, Luca, Collini, Elisabetta, Ferrante, Camilla, Bradamante, Silvia, Mari, Claudio M, Bozio, Renato, Pagani, Giorgio A

“…Singlet oxygen sensitization by organic molecules is a topic of major interest in the development of both efficient photodynamic therapy (PDT) and aerobic…”
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Photooxidation and Phototoxicity of π-Extended Squaraines by Rapozzi, Valentina, Beverina, Luca, Salice, Patrizio, Pagani, Giorgio A, Camerin, Monica, Xodo, Luigi E

“…This paper describes the synthesis of π-extended squaraines and their photooxidation properties and gives an in-depth characterization of these molecules as…”
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Extended Squaraine Dyes with Large Two-Photon Absorption Cross-Sections by Chung, Sung-Jae, Zheng, Shijun, Odani, Toru, Beverina, Luca, Fu, Jie, Padilha, Lazaro A, Biesso, Arianna, Hales, Joel M, Zhan, Xiaowei, Schmidt, Karin, Ye, Aijun, Zojer, Egbert, Barlow, Stephen, Hagan, David J, Van Stryland, Eric W, Yi, Yuanping, Shuai, Zhigang, Pagani, Giorgio A, Brédas, Jean-Luc, Perry, Joseph W, Marder, Seth R

“…Extended bis(donor)-substituted squaraine chromophores exhibit very high two-photon cross-sections (as high as 33 000 GM) in the near-IR; these can be…”
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Marked Alkyl- vs Alkenyl-Substitutent Effects on Squaraine Dye Solid-State Structure, Carrier Mobility, and Bulk-Heterojunction Solar Cell Efficiency by Bagnis, Diego, Beverina, Luca, Huang, Hui, Silvestri, Fabio, Yao, Yan, Yan, Henry, Pagani, Giorgio A, Marks, Tobin J, Facchetti, Antonio

“…We report two new squaraine dyes substituted at the pyrrolic rings with n-hexyl (squaraine 1) or n-hexenyl (squaraine 2) chains. Although internal molecular…”
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Enhancement of Two-Photon Absorption Cross-Section and Singlet-Oxygen Generation in Porphyrins upon β-Functionalization with Donor−Acceptor Substituents by Morone, Marika, Beverina, Luca, Abbotto, Alessandro, Silvestri, Fabio, Collini, Elisabetta, Ferrante, Camilla, Bozio, Renato, Pagani, Giorgio A

“…The microwave-enhanced synthesis, comparative singlet oxygen sensitization efficiency, and nonlinear optical characterization of a new β-functionalized…”
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Novel Heterocycle-Based Two-Photon Absorbing Dyes by Abbotto, Alessandro, Beverina, Luca, Bozio, Renato, Facchetti, Antonio, Ferrante, Camilla, Pagani, Giorgio A, Pedron, Danilo, Signorini, Raffaella

“…The synthesis and nonlinear optical characterization of two novel heteroaromatic-based chromophores is described. The new dyes present an A−π−D−π−A general…”
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Exomethylene-3,4-ethylenedioxythiophene (emEDOT): A New Versatile Building Block for Functionalized Electropolymerized Poly(3,4-ethylenedioxythiophenes) (PEDOTs) by Sassi, Mauro, Mascheroni, Luca, Ruffo, Riccardo, Salamone, Matteo M, Pagani, Giorgio A, Mari, Claudio M, D’Orazio, Giuseppe, La Ferla, Barbara, Beverina, Luca

“…A new versatile thiophene derivative exomethylene-3,4-ethylenedioxythiophene (emEDOT) is introduced. The molecule can be straightforwardly prepared in two…”
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