Triplet-Triplet Annihilation Upconversion in a MOF with Acceptor-Filled Channels

Publication type:
Journal article
Metadata:
Autoren
  • Shadab Gharaati
  • Cui Wang
  • Christoph Foerster
  • Florian Weigert
  • Ute Resch-Genger
  • Katja Heinze
Autoren-URL
https://www.webofscience.com/api/gateway?GWVersion=2&SrcApp=fis-test-1&SrcAuth=WosAPI&KeyUT=WOS:000500172200001&DestLinkType=FullRecord&DestApp=WOS_CPL
DOI
10.1002/chem.201904945
eISSN
1521-3765
Externe Identifier
  • Clarivate Analytics Document Solution ID: KG2ZQ
  • PubMed Identifier: 31670422
ISSN
0947-6539
Ausgabe der Veröffentlichung
5
Zeitschrift
CHEMISTRY-A EUROPEAN JOURNAL
Schlüsselwörter
  • hybrid materials
  • metal-organic frameworks
  • porphyrins
  • triplet-triplet annihilation
  • upconversion
Paginierung
1003 - 1007
Datum der Veröffentlichung
2020
Status
Published
Titel
Triplet-Triplet Annihilation Upconversion in a MOF with Acceptor-Filled Channels
Sub types
  • Article
Ausgabe der Zeitschrift
26

Data source: Web of Science (Lite)

Other metadata sources:
Abstract
<jats:title>Abstract</jats:title><jats:p>Photon upconversion has enjoyed increased interest in the last years due to its high potential for solar‐energy harvesting and bioimaging. A challenge for triplet–triplet annihilation upconversion (TTA‐UC) processes is to realize these features in solid materials without undesired phase segregation and detrimental dye aggregation. To achieve this, we combine a palladium porphyrin sensitizer and a 9,10‐diphenylanthracene annihilator within a crystalline mesoporous metal–organic framework using an inverted design. In this modular TTA system, the framework walls constitute the fixed sensitizer, while caprylic acid coats the channels providing a solventlike environment for the mobile annihilator in the channels. The resulting solid material shows green‐to‐blue delayed upconverted emission with a luminescence lifetime of 373±5 μs, a threshold value of 329 mW cm<jats:sup>−2</jats:sup> and a triplet–triplet energy transfer efficiency of 82 %. The versatile design allows straightforward changing of the acceptor amount and type.</jats:p>
Autoren
  • Shadab Gharaati
  • Cui Wang
  • Christoph Förster
  • Florian Weigert
  • Ute Resch‐Genger
  • Katja Heinze
DOI
10.1002/chem.201904945
eISSN
1521-3765
ISSN
0947-6539
Ausgabe der Veröffentlichung
5
Zeitschrift
Chemistry – A European Journal
Sprache
en
Online publication date
2019
Paginierung
1003 - 1007
Datum der Veröffentlichung
2020
Status
Published
Herausgeber
Wiley
Herausgeber URL
http://dx.doi.org/10.1002/chem.201904945
Datum der Datenerfassung
2023
Titel
Triplet–Triplet Annihilation Upconversion in a MOF with Acceptor‐Filled Channels
Ausgabe der Zeitschrift
26

Data source: Crossref

Abstract
Photon upconversion has enjoyed increased interest in the last years due to its high potential for solar-energy harvesting and bioimaging. A challenge for triplet-triplet annihilation upconversion (TTA-UC) processes is to realize these features in solid materials without undesired phase segregation and detrimental dye aggregation. To achieve this, we combine a palladium porphyrin sensitizer and a 9,10-diphenylanthracene annihilator within a crystalline mesoporous metal-organic framework using an inverted design. In this modular TTA system, the framework walls constitute the fixed sensitizer, while caprylic acid coats the channels providing a solventlike environment for the mobile annihilator in the channels. The resulting solid material shows green-to-blue delayed upconverted emission with a luminescence lifetime of 373±5 μs, a threshold value of 329 mW cm<sup>-2</sup> and a triplet-triplet energy transfer efficiency of 82 %. The versatile design allows straightforward changing of the acceptor amount and type.
Addresses
  • Institute of Inorganic Chemistry and Analytical Chemistry, Johannes Gutenberg University Mainz, Duesbergweg 10-14, 55128, Mainz, Germany.
Autoren
  • Shadab Gharaati
  • Cui Wang
  • Christoph Förster
  • Florian Weigert
  • Ute Resch-Genger
  • Katja Heinze
DOI
10.1002/chem.201904945
eISSN
1521-3765
Externe Identifier
  • PubMed Identifier: 31670422
  • PubMed Central ID: PMC7027809
Funding acknowledgements
  • Deutsche Forschungsgemeinschaft: RE 1203/23-1
  • Alexander von Humboldt-Stiftung: Forster grant
  • Deutsche Forschungsgemeinschaft: RE 1203/12-3
Open access
true
ISSN
0947-6539
Ausgabe der Veröffentlichung
5
Zeitschrift
Chemistry (Weinheim an der Bergstrasse, Germany)
Sprache
eng
Medium
Print-Electronic
Online publication date
2019
Open access status
Open Access
Paginierung
1003 - 1007
Datum der Veröffentlichung
2020
Status
Published
Publisher licence
CC BY-NC
Datum der Datenerfassung
2019
Titel
Triplet-Triplet Annihilation Upconversion in a MOF with Acceptor-Filled Channels.
Sub types
  • brief-report
  • Journal Article
Ausgabe der Zeitschrift
26

Files

https://europepmc.org/articles/PMC7027809?pdf=render

Data source: Europe PubMed Central

Abstract
Photon upconversion has enjoyed increased interest in the last years due to its high potential for solar-energy harvesting and bioimaging. A challenge for triplet-triplet annihilation upconversion (TTA-UC) processes is to realize these features in solid materials without undesired phase segregation and detrimental dye aggregation. To achieve this, we combine a palladium porphyrin sensitizer and a 9,10-diphenylanthracene annihilator within a crystalline mesoporous metal-organic framework using an inverted design. In this modular TTA system, the framework walls constitute the fixed sensitizer, while caprylic acid coats the channels providing a solventlike environment for the mobile annihilator in the channels. The resulting solid material shows green-to-blue delayed upconverted emission with a luminescence lifetime of 373±5 μs, a threshold value of 329 mW cm-2 and a triplet-triplet energy transfer efficiency of 82 %. The versatile design allows straightforward changing of the acceptor amount and type.
Autoren
  • Shadab Gharaati
  • Cui Wang
  • Christoph Förster
  • Florian Weigert
  • Ute Resch-Genger
  • Katja Heinze
Autoren-URL
https://www.ncbi.nlm.nih.gov/pubmed/31670422
DOI
10.1002/chem.201904945
eISSN
1521-3765
Externe Identifier
  • PubMed Central ID: PMC7027809
Funding acknowledgements
  • Alexander von Humboldt-Stiftung: Forster grant
  • Deutsche Forschungsgemeinschaft: RE 1203/23-1
  • Deutsche Forschungsgemeinschaft: RE 1203/12-3
Ausgabe der Veröffentlichung
5
Zeitschrift
Chemistry
Schlüsselwörter
  • hybrid materials
  • metal-organic frameworks
  • porphyrins
  • triplet-triplet annihilation
  • upconversion
Sprache
eng
Country
Germany
Paginierung
1003 - 1007
Datum der Veröffentlichung
2020
Status
Published
Titel
Triplet-Triplet Annihilation Upconversion in a MOF with Acceptor-Filled Channels.
Sub types
  • Journal Article
Ausgabe der Zeitschrift
26

Data source: PubMed

Author's licence
CC-BY-NC
Autoren
  • Shadab Gharaati
  • Cui Wang
  • Christoph Förster
  • Florian Weigert
  • Ute Resch-Genger
  • Katja Heinze
Hosting institution
Universitätsbibliothek Mainz
Sammlungen
  • JGU-Publikationen
Resource version
Published version
DOI
10.1002/chem.201904945
File(s) embargoed
false
Open access
true
ISSN
1521-3765
Ausgabe der Veröffentlichung
5
Zeitschrift
Chemistry - a European journal
Schlüsselwörter
  • 540 Chemie
  • 540 Chemistry and allied sciences
Sprache
eng
Open access status
Open Access
Paginierung
1003 - 1007
Datum der Veröffentlichung
2020
Public URL
https://openscience.ub.uni-mainz.de/handle/20.500.12030/7048
Herausgeber
Wiley-VCH
Datum der Datenerfassung
2022
Datum, an dem der Datensatz öffentlich gemacht wurde
2022
Zugang
Public
Titel
Triplet–triplet annihilation upconversion in a MOF with acceptor-filled channels
Ausgabe der Zeitschrift
26

Files

triplettriplet_annihilation_u-20220524123133851.pdf

Data source: OPENSCIENCE.UB

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