Evidence map›Paper›PMID 33587618›Full record

ArticleJournal of the American Chemical Society2021

Electronic Relaxation Pathways in Heavy-Atom-Free Photosensitizers Absorbing Near-Infrared Radiation and Exhibiting High Yields of Singlet Oxygen Generation.

Luis A Ortiz-Rodríguez, Sean J Hoehn, Axel Loredo, Lushun Wang, Han Xiao, Carlos E Crespo-Hernández

Abstract read
In one paragraph

Article in Journal of the American Chemical Society, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 19 papers.

0numbers the graph read from it
0cells of the map it votes in
19citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

19 citing papers in PubMed.

  1. Article
  2. Near-Infrared-Responsive Catalysts for Gas-Solid Phase Photocatalytic COChemistry (Weinheim an der Bergstrasse, Germany) · 2026
    Review
  3. Article
  4. Article
  5. Article
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  10. Review
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  12. Article
  13. Thieno[3,4-Chemical science · 2023
    Article
  14. Article
  15. Article
  16. Article
  17. Article
  18. Article
  19. Article
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

6 authors.

Luis A Ortiz-RodríguezDepartment of Chemistry, Case Western Reserve University, Cleveland, Ohio 44106, United States.
Sean J HoehnDepartment of Chemistry, Case Western Reserve University, Cleveland, Ohio 44106, United States.ORCID 0000-0002-8282-7807
Axel LoredoDepartment of Chemistry, Rice University, Houston, Texas 77005, United States.
Lushun WangDepartment of Chemistry, Rice University, Houston, Texas 77005, United States.
Han XiaoDepartment of Chemistry, Rice University, Houston, Texas 77005, United States.
Carlos E Crespo-HernándezDepartment of Chemistry, Case Western Reserve University, Cleveland, Ohio 44106, United States.ORCID 0000-0002-3594-0890

Funding

Engineering Proteins with Noncanonical Amino AcidsR35GM133706 · NIGMS · RICE UNIVERSITY · PI Han Xiao · 2019 to 2026
$2.9M
NIGMS NIH HHS R35 GM133706
6 · The paper itself

Abstract

Heavy-atom-free photosensitizers (HAF-PSs) based on thionation of carbonyl groups of readily accessible organic compounds are rapidly emerging as a versatile class of molecules. However, their photochemical properties and electronic relaxation mechanisms are currently unknown. Investigating the excited-state dynamics is essential to understand their benefits and limitations and to develop photosensitizers with improved photochemical properties. Herein, the photochemical and electronic-structure properties of two of the most promising HAF-PSs developed to date are revealed. It is shown that excitation of thio-4-(dimethylamino)naphthalamide and thionated Nile Red with near-infrared radiation leads to the efficient population of the triplet manifold through multiple relaxation pathways in hundreds of femtoseconds. The strong singlet-triplet couplings in this family of photosensitizers should enable a broad range of applications, including in photodynamic therapy, photocatalysis, photovoltaics, organic LEDs, and photon up-conversion.

Indexed as

Infrared RaysHumansNeoplasmsOxazinesPhotochemotherapyPhotosensitizing AgentsQuantum TheorySinglet OxygenSulfhydryl Compoundsnile redOxazinesPhotosensitizing AgentsSinglet OxygenSulfhydryl Compounds

Identifiers

PMID33587618
PMCPMC7985834

What OpenQuestion holds

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Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.