Výsledky vyhledávání - "María J. Gómez-Escalonilla"

Formation and Photoinduced Electron Transfer in Porphyrin- and Phthalocyanine-Bearing N-Doped Graphene Hybrids Synthesized by Click Chemistry

Autor: Luis M. Arellano, Habtom B. Gobeze, Youngwoo Jang, Myriam Barrejón, Concepción Parejo, Julio C. Álvarez, María J. Gómez‐Escalonilla, Ángela Sastre‐Santos, Francis D'Souza, Fernando Langa

Publikováno v: Chemistry (Weinheim an der Bergstrasse, Germany). 28(22)

Graphene doped with heteroatoms such as nitrogen, boron, and phosphorous by replacing some of the skeletal carbon atoms is emerging as an important class of two-dimensional materials as it offers the much-needed bandgap for optoelectronic application

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::009e78a89551c00599706c02ec98317a
https://pubmed.ncbi.nlm.nih.gov/35254708

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Occurrence of excited state charge separation in a N-doped graphene–perylenediimide hybrid formed via ‘click’ chemistry

Autor: María J. Gómez-Escalonilla, Fernando Langa, Luis M. Arellano, Fernando Fernández-Lázaro, Ángela Sastre-Santos, Habtom B. Gobeze, Ana M. Gutiérrez-Vílchez, Francis D'Souza

Publikováno v: Nanoscale Advances. 1:4009-4015

Hetero-atom doped graphene is a two-dimensional material with a band gap, needed to build optoelectronic devices. However, research progress in this area has been sluggish due to synthetic challenges to build energy harvesting materials, especially d

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::562639aec02684f2d2b1c8274661529e
https://doi.org/10.1039/c9na00416e

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Triplet photosensitizer-nanotube conjugates: synthesis, characterization and photochemistry of charge stabilizing, palladium porphyrin/carbon nanotube conjugates

Autor: Francis D'Souza, María J. Gómez-Escalonilla, Fernando Langa, Habtom B. Gobeze, Luis M. Arellano, José Luis García Fierro

Publikováno v: RUIdeRA. Repositorio Institucional de la UCLM
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The ability of a triplet photosensitizer to generate long-lived charge separated states, in contrast to traditionally used singlet photosensitizers, in covalently functionalized single-walled carbon nanotube hybrids has been investigated. Enriched si

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::98674cfbbda0e56280128f87f34aa037
http://hdl.handle.net/10578/30081

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Charge stabilizing tris(triphenylamine)-zinc porphyrin–carbon nanotube hybrids: synthesis, characterization and excited state charge transfer studies

Autor: José Luis García Fierro, Francis D'Souza, Luis M. Arellano, Myriam Barrejón, Habtom B. Gobeze, María J. Gómez-Escalonilla, Fernando Langa

Publikováno v: Nanoscale. 9:7551-7558

Functionalization of single-walled (SWCNTs) and double-walled carbon nanotubes (DWCNTs) with a charge stabilizing zinc porphyrin functionalized with triphenylamine entities has been accomplished. The synthetic approach involved the reaction of tris-(

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::d0a7c95c0115259664e7bd05b5e13aa9
https://doi.org/10.1039/c7nr00758b

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(Invited) Heteroatom Functionalization of N- and B-Doped Graphene

Autor: Luis M. Arellano, Myriam Barrejón, María J. Gómez-Escalonilla, Fernando Langa

Publikováno v: ECS Meeting Abstracts. :777-777

One of the most important issues in the field of graphene for electronic and optoelectronic applications is how to modulate effectively the density of charge carriers, their mobility and their energy levels. One general strategy for achieving this go

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::e74092d2490e8687a120a3611fd20f21
https://doi.org/10.1149/ma2020-019777mtgabs

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Modulating charge carrier density and mobility in doped graphene by covalent functionalization

Autor: María J. Gómez-Escalonilla, Fernando Langa, Pedro Atienzar, Francisco J. Ortega-Higueruelo, Hermenegildo García, José Luis García Fierro, Sun Yue, Luis M. Arellano

Publikováno v: Digital.CSIC. Repositorio Institucional del CSIC
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RiuNet. Repositorio Institucional de la Universitat Politécnica de Valéncia

[EN] Covalent B-functionalization of B-doped graphene has been performed for the first time. The electronic properties and Hall effect of functionalized N- and B-doped graphene can be tuned by tailoring the electron-donating/-withdrawing properties o

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::9196727a13c8622a0a56a617e76c3084
http://hdl.handle.net/10261/205791

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N-Doped graphene/C

Autor: Myriam, Barrejón, Luis M, Arellano, Habtom B, Gobeze, María J, Gómez-Escalonilla, Jose Luis G, Fierro, Francis, D'Souza, Fernando, Langa

Publikováno v: Chemical Science

N-Doped graphene (N-G) has been covalently functionalized on the nitrogen with a C60 derivative. Photophysical studies of the new hybrid and electron pooling experiments reveal the utility of this material in photocatalytic energy harvesting applicat

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=pmid________::2719dcd1fca67687653356fc16316998
https://pubmed.ncbi.nlm.nih.gov/30542570

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Edge-on and face-on functionalized Pc on enriched semiconducting SWCNT hybrids

Autor: Cristina Hermosa, Luis Martín-Gomis, José Luis García Fierro, Francis D'Souza, Habtom B. Gobeze, Desiré Molina, Luis M. Arellano, María J. Gómez-Escalonilla, Fernando Langa, Ángela Sastre-Santos

Publikováno v: Nanoscale. 10(11)

Enriched semiconducting single-walled carbon nanotubes (SWCNT (6,5) and SWCNT (7,6)) and HiPco nanotubes were covalently functionalized with either zinc phthalocyanine or silicon phthalocyanine as electron donors. The synthetic strategy resulted in e

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::98c4f698862cbb6d2a8b57a82c2bed93
https://pubmed.ncbi.nlm.nih.gov/29493701

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Ultrafast electron transfer in all-carbon-based SWCNT–C60donor–acceptor nanoensembles connected by poly(phenylene–ethynylene) spacers

Autor: José Luis García Fierro, Francis D'Souza, Myriam Barrejón, Sumio Iijima, Masako Yudasaka, Minfang Zhang, María J. Gómez-Escalonilla, Fernando Langa, Habtom B. Gobeze

Publikováno v: RUIdeRA. Repositorio Institucional de la UCLM
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Building all-carbon based functional materials for light energy harvesting applications could be a solution to tackle and reduce environmental carbon output. However, development of such all-carbon based donor-acceptor hybrids and demonstration of ph

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::b389b86f584899912eff8f7fe2a8d1d2
https://doi.org/10.1039/c6nr02829b

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