Breaking the Kasha rule for more efficient photochemistry
This paper provides a systematic review and analysis of different phenomena that violate a
basic principle, Kasha's rule, when applied to photochemical reactions. In contrast to the …
basic principle, Kasha's rule, when applied to photochemical reactions. In contrast to the …
Fluorescence and phosphorescence from higher excited states of organic molecules
T Itoh - Chemical reviews, 2012 - ACS Publications
1. INTRODUCTION Photoemission from organic molecules originates normally from only the
lowest excited state of a given spin multiplicity, irrespective of the photon energy used for the …
lowest excited state of a given spin multiplicity, irrespective of the photon energy used for the …
Visible-light-initiated free-radical polymerization by homomolecular triplet-triplet annihilation
Polymerization reactions initiated by ultraviolet light are ubiquitous in scores of industrial
applications but would markedly benefit from visible-light activation to overcome stability …
applications but would markedly benefit from visible-light activation to overcome stability …
Dendritic phosphorescent probes for oxygen imaging in biological systems
AY Lebedev, AV Cheprakov, S Sakadzic… - … applied materials & …, 2009 - ACS Publications
Oxygen levels in biological systems can be measured by the phosphorescence quenching
method using probes with controllable quenching parameters and defined biodistributions …
method using probes with controllable quenching parameters and defined biodistributions …
Decorrelated singlet and triplet exciton delocalization in acetylene-bridged Zn-porphyrin dimers
H Medagedara, MY Teferi, ST Wanasinghe… - Chemical …, 2024 - pubs.rsc.org
The controlled delocalization of molecular excitons remains an important goal towards the
application of organic chromophores in processes ranging from light-initiated chemical …
application of organic chromophores in processes ranging from light-initiated chemical …
Synthesis, electrochemical and photophysical properties of covalently linked porphyrin–polyoxometalates
C Allain, D Schaming, N Karakostas, M Erard… - Dalton …, 2013 - pubs.rsc.org
Two covalently linked porphyrin–polyoxometalate hybrids have been prepared: an
Anderson-type hexamolybdate [N (C4H9) 4] 3 [MnMo6O18 {(OCH2) 3CNHCO (ZnTPP)} 2] …
Anderson-type hexamolybdate [N (C4H9) 4] 3 [MnMo6O18 {(OCH2) 3CNHCO (ZnTPP)} 2] …
Unique fluorescence behavior of dyes on the clay minerals surface: Surface Fixation Induced Emission (S-FIE)
D Tokieda, T Tsukamoto, Y Ishida, H Ichihara… - … of Photochemistry and …, 2017 - Elsevier
We have been investigating complexes composed of nano-sheet with anionic charges such
as clay nanosheets and molecules such as cationic organic dyes. Photochemical properties …
as clay nanosheets and molecules such as cationic organic dyes. Photochemical properties …
Metal atom effect on the photophysical properties of Mg (II), Zn (II), Cd (II), and Pd (II) tetraphenylporphyrin complexes proposed as possible drugs in photodynamic …
The effects of Mg, Zn, Cd, and Pd dications on the photophysical properties of the
tetraphenylporphyrin ligand have been explored, considering the corresponding complexes …
tetraphenylporphyrin ligand have been explored, considering the corresponding complexes …
Mechanisms of Low-Power Noncoherent Photon Upconversion in Metalloporphyrin− Organic Blue Emitter Systems in Solution
SK Sugunan, U Tripathy, SMK Brunet… - The Journal of …, 2009 - ACS Publications
The mechanisms of noncoherent photon upconversion that involve triplet− triplet
annihilation (TTA) in solution have been investigated for two model systems. ZnTPP (meso …
annihilation (TTA) in solution have been investigated for two model systems. ZnTPP (meso …
Boosting Cascade Electron Transfer for Highly Efficient CO2 Photoreduction
N Li, XP Zhai, WK Yan, YJ Zhang, ZT Zhang… - Solar …, 2021 - Wiley Online Library
Artificial photosynthesis converting carbon dioxide into chemical fuels with a high added
value is a promising solution to both fossil fuel shortage/pollution and global climate change; …
value is a promising solution to both fossil fuel shortage/pollution and global climate change; …