Biological applications of supramolecular assemblies designed for excitation energy transfer
Absorption of light by a molecule (donor, D) generates an excited state, which may
subsequently transfer the excitation to another chromophore (acceptor, A) in the vicinity …
subsequently transfer the excitation to another chromophore (acceptor, A) in the vicinity …
Adsorchromism: Molecular nanoarchitectonics at 2D nanosheets—Old chemistry for advanced chromism
Chromism induced by changes in the electronic states of dye molecules due to surface
adsorption is termed “adsorchromism” in this article. These changes of molecular electronic …
adsorption is termed “adsorchromism” in this article. These changes of molecular electronic …
Size-matching effect on inorganic nanosheets: control of distance, alignment, and orientation of molecular adsorption as a bottom-up methodology for nanomaterials
We have been investigating complexes composed of nanolayered materials with anionic
charges such as clay nanosheets and dye molecules such as cationic porphyrins. It was …
charges such as clay nanosheets and dye molecules such as cationic porphyrins. It was …
One-dimensional porphyrin nanoassemblies assisted via graphene oxide: Sheetlike functional surfactant and enhanced photocatalytic behaviors
P Guo, P Chen, M Liu - ACS applied materials & interfaces, 2013 - ACS Publications
Surfactant-assisted self-assembly (SAS) has received much attention for supramolecular
nanoassemblies, due to its simplicity and easiness in realizing a controllable assembly …
nanoassemblies, due to its simplicity and easiness in realizing a controllable assembly …
Ultrafast electron injection at the cationic porphyrin–graphene interface assisted by molecular flattening
The steady-state and femtosecond (fs) time-resolved data clearly demonstrate that the
charge transfer (CT) process at the porphyrin–graphene carboxylate (GC) interfaces can be …
charge transfer (CT) process at the porphyrin–graphene carboxylate (GC) interfaces can be …
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 …
Polystyrene nanofiber materials modified with an externally bound porphyrin photosensitizer
Polystyrene ion-exchange nanofiber materials with large surface areas and adsorption
capacities were prepared by electrospinning followed by the sulfonation and adsorption of a …
capacities were prepared by electrospinning followed by the sulfonation and adsorption of a …
Enhanced visible light photocatalysis using TiO2/phthalocyanine nanocomposites for the degradation of selected industrial dyes
Solvent-evaporation method has been successfully employed for the synthesis of titanium
dioxide/metal phthalocyanine (TiO 2/M-Pc (M= Co, Fe)) nanocomposites. Systematic …
dioxide/metal phthalocyanine (TiO 2/M-Pc (M= Co, Fe)) nanocomposites. Systematic …
“Surface-fixation induced emission” of porphyrazine dye by a complexation with inorganic nanosheets
This paper proposes a unique phenomenon of the strong enhancement in the fluorescence
quantum yield (φf) and the excited lifetime (τ) of tetra-cationic porphyrazine dye (Pz) upon a …
quantum yield (φf) and the excited lifetime (τ) of tetra-cationic porphyrazine dye (Pz) upon a …
Manipulation of precise molecular arrangements and their photochemical properties on inorganic surfaces via multiple electrostatic interactions
Y Ishida - Bulletin of the Chemical Society of Japan, 2021 - academic.oup.com
Multiple (or multivalent) interaction is the key in many biological systems. One of the most
important (photo-) chemical reactions, photosynthesis, is driven by regularly aligned …
important (photo-) chemical reactions, photosynthesis, is driven by regularly aligned …