Search Results - "Geerts, Yves H"

Molecular Semiconductors for Logic Operations: Dead‐End or Bright Future? by Schweicher, Guillaume, Garbay, Guillaume, Jouclas, Rémy, Vibert, François, Devaux, Félix, Geerts, Yves H.

“…The field of organic electronics has been prolific in the last couple of years, leading to the design and synthesis of several molecular semiconductors…”
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Substrate-Induced and Thin-Film Phases: Polymorphism of Organic Materials on Surfaces by Jones, Andrew O. F., Chattopadhyay, Basab, Geerts, Yves H., Resel, Roland

“…An increase or modification of structural order in the vicinity of a solid substrate is known for a wide range of materials. For molecular materials…”
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Chasing the “Killer” Phonon Mode for the Rational Design of Low‐Disorder, High‐Mobility Molecular Semiconductors by Schweicher, Guillaume, D'Avino, Gabriele, Ruggiero, Michael T., Harkin, David J., Broch, Katharina, Venkateshvaran, Deepak, Liu, Guoming, Richard, Audrey, Ruzié, Christian, Armstrong, Jeff, Kennedy, Alan R., Shankland, Kenneth, Takimiya, Kazuo, Geerts, Yves H., Zeitler, J. Axel, Fratini, Simone, Sirringhaus, Henning

“…Molecular vibrations play a critical role in the charge transport properties of weakly van der Waals bonded organic semiconductors. To understand which…”
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Unraveling Unprecedented Charge Carrier Mobility through Structure Property Relationship of Four Isomers of Didodecyl[1]benzothieno[3,2-b][1]benzothiophene by Tsutsui, Yusuke, Schweicher, Guillaume, Chattopadhyay, Basab, Sakurai, Tsuneaki, Arlin, Jean-Baptiste, Ruzié, Christian, Aliev, Almaz, Ciesielski, Artur, Colella, Silvia, Kennedy, Alan R., Lemaur, Vincent, Olivier, Yoann, Hadji, Rachid, Sanguinet, Lionel, Castet, Frédéric, Osella, Silvio, Dudenko, Dmytro, Beljonne, David, Cornil, Jérôme, Samorì, Paolo, Seki, Shu, Geerts, Yves H.

“…The structural and electronic properties of four isomers of didodecyl[1]‐benzothieno[3,2‐b][1]benzothiophene (C12‐BTBT) have been investigated. Results show…”
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Understanding the Role of Bulky Side Chains on Polymorphism of BTBT-Based Organic Semiconductors by Chung, Hyunjoong, Chen, Shanwen, Patel, Bijal, Garbay, Guillaume, Geerts, Yves H, Diao, Ying

“…Polymorphism plays a major role in organic electronics, since even the slightest change in packing can modulate electronic properties. Controlling and…”
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Single Atom Substitution Alters the Polymorphic Transition Mechanism in Organic Electronic Crystals by Chung, Hyunjoong, Chen, Shanwen, Sengar, Nikita, Davies, Daniel W, Garbay, Guillaume, Geerts, Yves H, Clancy, Paulette, Diao, Ying

“…Understanding the molecular mechanism of polymorphic transition is essential for controlling molecular packing for high-performance organic electronics…”
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Close Encounters of the 3D Kind - Exploiting High Dimensionality in Molecular Semiconductors by Skabara, Peter J., Arlin, Jean-Baptiste, Geerts, Yves H.

“…In this Research News article we discuss the significance of dimensionality on the charge‐transport properties of organic semiconductors. Dimensionality is…”
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Unique Crystal Orientation of Poly(ethylene oxide) Thin Films by Crystallization Using a Thermal Gradient by Gbabode, Gabin, Delvaux, Maxime, Schweicher, Guillaume, Andreasen, Jens W, Nielsen, Martin M, Geerts, Yves H

“…Poly­(ethylene oxide) (PEO) thin films of different thicknesses (220, 450, and 1500 nm) and molecular masses (4000, 8000, and 20 000 g/mol) have been…”
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Substrate-Induced Phase of a [1]Benzothieno[3,2‑b]benzothiophene Derivative and Phase Evolution by Aging and Solvent Vapor Annealing by Jones, Andrew O. F, Geerts, Yves H, Karpinska, Jolanta, Kennedy, Alan R, Resel, Roland, Röthel, Christian, Ruzié, Christian, Werzer, Oliver, Sferrazza, Michele

“…Substrate-induced phases (SIPs) are polymorphic phases that are found in thin films of a material and are different from the single crystal or “bulk” structure…”
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Order, Viscoelastic, and Dielectric Properties of Symmetric and Asymmetric Alkyl[1]benzothieno[3,2-b][1]benzothiophenes by Grigoriadis, Christos, Niebel, Claude, Ruzié, Christian, Geerts, Yves H, Floudas, George

“…The morphology, the viscoelastic, the dielectric properties and the dynamics of phase transformation are studied in symmetrically and asymmetrically…”
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X‑ray Structural Investigation of Nonsymmetrically and Symmetrically Alkylated [1]Benzothieno[3,2‑b]benzothiophene Derivatives in Bulk and Thin Films by Gbabode, Gabin, Dohr, Michael, Niebel, Claude, Balandier, Jean-Yves, Ruzié, Christian, Négrier, Philippe, Mondieig, Denise, Geerts, Yves H, Resel, Roland, Sferrazza, Michele

“…A detailed structural study of the bulk and thin film phases observed for two potential high-performance organic semiconductors has been carried out. The…”
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Homeotropic and Planar Alignment of Discotic Liquid Crystals: The Role of the Columnar Mesophase by Schweicher, Guillaume, Gbabode, Gabin, Quist, Florence, Debever, Olivier, Dumont, Nicolas, Sergeyev, Sergey, Geerts, Yves H

“…Blends of two metal-free phthalocyanine mesogens exhibiting different mesophases (Colr phase from room temperature to isotropization for the first one, and…”
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Synthesis of 1,6‑, 2,7‑, 3,8‑, and 4,9-Isomers of Didodecyl[1]benzothieno[3,2‑b][1]benzothiophenes by Ruzié, Christian, Karpinska, Jolanta, Kennedy, Alan R, Geerts, Yves H

“…The synthesis of 1,6-, 2,7-, 3,8-, and 4,9-isomers of dibromo- and didodecyl[1]benzothieno[3,2-b][1]benzothiophenes, via the stilbene pathway, is described…”
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Enantiopure Dinaphtho[2,3-b:2,3-f]thieno[3,2-b]thiophenes: Reaching High Magnetoresistance Effect in OFETs by Volpi, Martina, Jouclas, Rémy, Liu, Jie, Liu, Guangfeng, Catalano, Luca, McIntosh, Nemo, Bardini, Marco, Gatsios, Christos, Modesti, Federico, Turetta, Nicholas, Beljonne, David, Cornil, Jérôme, Kennedy, Alan R, Koch, Norbert, Erk, Peter, Samorì, Paolo, Schweicher, Guillaume, Geerts, Yves H

“…Chiral molecules are known to behave as spin filters due to the chiral induced spin selectivity (CISS) effect. Chirality can be implemented in molecular…”
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Substrate-Induced Crystal Plastic Phase of a Discotic Liquid Crystal by Gbabode, Gabin, Dumont, Nicolas, Quist, Florence, Schweicher, Guillaume, Moser, Armin, Viville, Pascal, Lazzaroni, Roberto, Geerts, Yves H.

“…A new phase of a known discotic liquid crystal is observed at the interface with a rigid substrate. The structure of the substrate‐induced phase has been…”
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Lithographic Alignment of Discotic Liquid Crystals: A New Time-Temperature Integrating Framework by Cavallini, Massimiliano, Calò, Annalisa, Stoliar, Pablo, Kengne, Jean Crispin, Martins, Sandrine, Matacotta, Francesco Cino, Quist, Florence, Gbabode, Gabin, Dumont, Nicolas, Geerts, Yves H., Biscarini, Fabio

“…Liquid crystals are a successful example of how the control of self‐assembly via chemical design leads to novel applications. Direct patterning of a continuous…”
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Dinaphthotetrathienoacenes: Synthesis, Characterization, and Applications in Organic Field‐Effect Transistors by Jouclas, Rémy, Liu, Jie, Volpi, Martina, Silva de Moraes, Lygia, Garbay, Guillaume, McIntosh, Nemo, Bardini, Marco, Lemaur, Vincent, Vercouter, Alexandre, Gatsios, Christos, Modesti, Federico, Turetta, Nicholas, Beljonne, David, Cornil, Jérôme, Kennedy, Alan R., Koch, Norbert, Erk, Peter, Samorì, Paolo, Schweicher, Guillaume, Geerts, Yves H.

“…The charge transport of crystalline organic semiconductors is limited by dynamic disorder that tends to localize charges. It is the main hurdle to overcome in…”
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The Polymorphism of 2-Benzoyl-N,N-diethylbenzamide by de Moraes, Lygia S., Liu, Jie, Gopi, Elumalai, Oketani, Ryusei, Kennedy, Alan R., Geerts, Yves H.

“…The crystal structures of two new polymorphs of 2-benzoyl-N,N-diethylbenzamide were obtained after recrystallization trials with different solvents. The new…”
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Homeotropic Alignment of a Discotic Liquid Crystal Induced by a Sacrificial Layer by Pouzet, Eric, Cupere, Vinciane De, Heintz, Christophe, Andreasen, Jens W, Breiby, Dag W, Nielsen, Martin M, Viville, Pascal, Lazzaroni, Roberto, Gbabode, Gabin, Geerts, Yves H

“…A convenient method to induce face-on orientation of an alkoxy phtalocyanine discotic mesogen is described. The alignment is imposed by the confinement of the…”
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Absorption, Photoluminescence, and Polarized Raman Spectra of a Fourfold Alkoxy-Substituted Phthalocyanine Liquid Crystal by Venuti, Elisabetta, Della Valle, Raffaele Guido, Bilotti, Ivano, Brillante, Aldo, Cavallini, Massimiliano, Calò, Annalisa, Geerts, Yves H

“…Absorption, photoluminescence, and Raman scattering measurements have been performed on a fourfold alkoxy-substituted phthalocyanine in solution and in the…”
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