Listar por autor "Segura, José L."
Mostrando ítems 1-13 de 13
-
Benzotrithiophenes vs. Benzo/Naptha-dithiophenes: The Effect of Star-Shaped versus Linear Conjugation on Their Electronic Structures
Arrechea-Marcos, Iratxe; Ponce-Ortiz, Rocío
; Riaño, Alberto; Mayorga-Burrezo, Paula; Loser, S.; Mancheño, María José; Facchetti, Antonio; Marks, T.J.; Casado-Cordón, Juan; López-Navarrete, Juan Teodomiro; Segura, José L.[et al.] (2015-07-30)
Star-shaped complexes of π-conjugated chromophores are currently of great interest for use in optoelectronic devices.1 Recently, different planar central cores involving three thiophene rings fused to a benzenic ring (BTTs) ... -
Electronic properties of Naphthalimide derivatives
González Núñez, Raúl; Alonso-Navarro, Matías J.; Harbuzaru, Alexandra; Segura, José L.; Ponce-Ortiz, Rocío (2021-12)
Molecular systems have proven to be efficient active materials in electronics, making then suitable substitutes of the inorganic semiconductors used nowadays in electronic devices. For this reason, organic electronics has ... -
Electronic Properties of Naphthalimide-based Ladder-type Systems
González-Núñez, Raúl; Alonso-Navarro, Matías J.; Harbuzaru, Alexandra; Segura, José L.; Ponce-Ortiz, Rocío (2023-01-27)
The tuneable electronic and structural properties of organic semiconductors together with their flexibility, light weight, high solution processing and low costs in comparison with inorganic semiconductors are some of ... -
Electronic properties of new polycyclic aromatic mono and dicarboximides
Harbuzaru, Alexandra; Alonso-Navarro, Matías J.; López-Navarrete, Juan Teodomiro; Ponce-Ortiz, Rocío; Segura, José L. (2022-06)
A series of nitrogen-doped polycyclic aromatic mono and dicarboximides (PADI) has been synthesized. Their interest lies in the fact that, unlike other PADI systems, this new family of compounds was synthesized by an ... -
Materials design for ambipolar devices: tuning orbital energetics in oligothiophene-naphthalimides semiconductors
Arrechea-Marcos, Iratxe; De-la-Peña, Alejandro; Segura, José L.; Ruiz-Delgado, María del Carmen; Ponce-Ortiz, Rocío; López-Navarrete, Juan Teodomiro[et al.] (2016-07-29)
Ambipolar organic field-effect transistors (OFETs), which can efficiently transport both holes and electrons, using a single type of electrode, are currently of great interest due to their possible applications in complementary ... -
Organic ambipolar semiconductors for TFT applications
Ponce-Ortiz, Rocío; Arrechea-Marcos, Iratxe; López Espejo, Guzmán; Segura, José L.; López-Navarrete, Juan Teodomiro (2016-09-27)
In the last years we have devoted some effort to the search of new high-mobility semiconductors with ambipolar performances, good processability and environmental stability. Our approach, which is one of the most widely ... -
Synthesis and electronic properties of nitrogen-doped π-extended polycyclic aromatic dicarboximides with multiple redox processes
Alonso-Navarro, Matías J.; Harbuzaru, Alexandra; Martínez-Fernández, Marcos; Pérez Camero, Paula; López-Navarrete, Juan Teodomiro; Ramos, M. Mar; Ponce-Ortiz, Rocío; Segura, José L.[et al.] (Royal Society of chemistry, 2021-06-02)
In this work, a series of nitrogen-doped polycyclic aromatic mono and dicarboximides was designed, and their synthesis is reported by an innovative synthetic procedure that avoids metal-based cross-coupling reactions. A ... -
Tunable electroactive oligothiophene-naphthalimide semiconductors via end-capped engineering: cumulative effects beyond the linker
Alonso-Navarro, Matías J.; Harbuzaru, Alexandra; González Núñez, Raúl; Ramos, M. Mar; Segura, José L.; Ponce-Ortiz, Rocío[et al.] (RSC, 2023-08)
Aiming to obtain novel functional semiconducting materials for their use in organic electronics, the combination of strong donor moieties with electron-withdrawing units is one of the most useful strategies to obtain ... -
Tuning of the electronic levels of oligothiophene-naphthalimide semiconductors: in the search of ambipolar behaviour
Arrechea-Marcos, Iratxe; De-la-Peña, Alejandro; Mancheño, María José; Ruiz-Delgado, María del Carmen; Segura, José L.; López-Navarrete, Juan Teodomiro; Ponce-Ortiz, Rocío[et al.] (2016-10-18)
Ambipolar organic field-effect transistors (OFETs), which can efficiently transport both holes and electrons, using a single type of electrode, are currently of great interest due to their possible applications in complementary ... -
Tuning the charge stabilization and transport in naphthalimide-based semiconductors via a fused-ring and core-engineering strategy
González-Núñez, Raúl; Alonso-Navarro, Matías J.; Suarez-Blas, Fátima; Gala, Elena; Ramos, M. Mar; Segura, José L.; Ponce-Ortiz, Rocío[et al.] (2024-03-24)
The synthesis and characterization of a family of rationally designed compounds based on naphtha- limide units attached, through conjugated nitrogenated linkers (i.e. pyrazine and imidazoline units), to fused thiophene-based ... -
Understanding organic materials performance in field-effect transistors
Ponce-Ortiz, Rocío; Arrechea-Marcos, Iratxe; López Espejo, Guzmán; López-Navarrete, Juan Teodomiro; Segura, José L. (2017-07-14)
In the last years, much of our effort has been devoted to the search and study of new high-mobility semiconductors for organic thin film transistors. The approach used for the materials design has been two-fold: (i) the ... -
Understanding the effect of rigid linkers on the optoelectronic properties of naphthalimide-oligothiophene semiconductors
π-conjugated small molecules and polymers are extensively used in organic electronics because of their low-cost manufacturing, light weight, good processability and capability to be deposited on flexible substrates in ... -
V shaped Tröger oligothiophenes boost triplet formation by ct mediation and symmetry breaking
Medina Rivero, Samara; Alonso-Navarro, Matías J.; Tonnelé, Claire; Marín-Beloqui, José Manuel; Suarez-Blas, Fátima; Clarke, Tracey M.; Kang, Seongsoo; Oh, Juwon; Ramos, M. Mar; Kim, Dong-Ho; Casanova, David; Segura, José L.; Casado-Cordón, Juan[et al.] (ACS, 2023-12-20)
A new family of molecules obtained by coupling Tröger's base unit with dicyanovinylene-terminated oligothiophenes of different lengths has been synthesized and characterized by steady-state stationary and transient ...