Takuya Hosokai
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View article: Mechanistic Origin of Photodegradation and Impurity Effects in Donor–Acceptor Luminescent Radicals
Mechanistic Origin of Photodegradation and Impurity Effects in Donor–Acceptor Luminescent Radicals Open
Organic luminescent radicals have emerged as promising open-shell emitters for advanced optoelectronic and sensing applications. Among them, the carbazole-substituted tris(2,4,6-trichlorophenyl)methyl radical (Cz-TTM) exhibits remarkable p…
View article: Characterization of early-onset gastritis during zolbetuximab-containing chemotherapy in CLDN18.2-positive gastric cancer
Characterization of early-onset gastritis during zolbetuximab-containing chemotherapy in CLDN18.2-positive gastric cancer Open
Early-onset transient gastritis frequently occurred following zolbetuximab-containing therapy and was significantly associated with anorexia and hypoalbuminemia. A deeper understanding of gastritis underlying unique GI toxicities may provi…
View article: Temporal dynamics of CLDN18.2 expression following zolbetuximab treatment in advanced gastric cancer
Temporal dynamics of CLDN18.2 expression following zolbetuximab treatment in advanced gastric cancer Open
View article: Reversible Sliding Motion by Hole‐Injection in Ammonium‐Linked Ferrocene, Electronically Decoupled from Noble Metal Substrate by Crown‐Ether Template Layer (Small 17/2025)
Reversible Sliding Motion by Hole‐Injection in Ammonium‐Linked Ferrocene, Electronically Decoupled from Noble Metal Substrate by Crown‐Ether Template Layer (Small 17/2025) Open
View article: Anti‐Stokes Emission Utilizing Reverse Intersystem Crossing
Anti‐Stokes Emission Utilizing Reverse Intersystem Crossing Open
Photon‐upconversion (PUC) processes in organic molecular systems, such as triplet‐triplet upconversion and hot‐band absorption, are promising technologies for future energy harvesting. Although these processes can generate high‐energy exci…
View article: Anti‐Stokes Emission Utilizing Reverse Intersystem Crossing
Anti‐Stokes Emission Utilizing Reverse Intersystem Crossing Open
Photon‐upconversion (PUC) processes in organic molecular systems, such as triplet‐triplet upconversion and hot‐band absorption, are promising technologies for future energy harvesting. Although these processes can generate high‐energy exci…
View article: Regulating the photoluminescence of aluminium complexes from non-luminescence to room-temperature phosphorescence by tuning the metal substituents
Regulating the photoluminescence of aluminium complexes from non-luminescence to room-temperature phosphorescence by tuning the metal substituents Open
Although luminescent aluminum compounds have been utilized for emitting and electron transporting layers in organic light-emitting diodes, most of them often exhibit not phosphorescence but fluorescence with lower photoluminescent quantum …
View article: Regulating Photoluminescence of Aluminum Complexes by Substituents on Metal: From Non-luminescence to Room-Temperature Phosphorescence
Regulating Photoluminescence of Aluminum Complexes by Substituents on Metal: From Non-luminescence to Room-Temperature Phosphorescence Open
In this manuscript, synthesis and optical properties, such as crystallization-induced emission (CIE) and room-temperature phosphorescence (RTP), and the substituent effect on the central element are reported based on β-diketiminate aluminu…
View article: On-surface growth of transition-metal cobalt nanoclusters using a 2D crown-ether array
On-surface growth of transition-metal cobalt nanoclusters using a 2D crown-ether array Open
We report an on-surface growth of transition-metal nanoclusters using a 2D self-assembled monolayer (SAM) crown ether ring molecular array prepared on Cu(111).
View article: Spontaneous orientation polarization of flavonoids
Spontaneous orientation polarization of flavonoids Open
Spontaneous orientation polarization (SOP) is macroscopic electric polarization that is attributed to a constant orientational degree of dipole moments of polar molecules on average. The phenomenon has been found in small molecules like H …
View article: The Real-Time Monitoring of the Laser-Induced Functionalization of Transparent Conductive Oxide Films
The Real-Time Monitoring of the Laser-Induced Functionalization of Transparent Conductive Oxide Films Open
Laser-induced functionalization using excimer laser irradiation has been widely applied to transparent conductive oxide films. However, exploring suitable irradiation conditions is time-consuming and cost-ineffective as there are numerous …
View article: Real-Time Monitoring of Laser-Induced Functionalisation of Transparent Conductive Oxide Films
Real-Time Monitoring of Laser-Induced Functionalisation of Transparent Conductive Oxide Films Open
Laser-induced functionalisation using excimer laser irradiation has been widely applied to transparent conductive oxide films. However, exploring suitable irradiation conditions is time-consuming and cost-ineffective as there are numerous …
View article: Thermally activated delayed fluorescence carbazole‐triazine dendrimer with bulky substituents
Thermally activated delayed fluorescence carbazole‐triazine dendrimer with bulky substituents Open
Carbazole‐triazine dendrimers with a bulky terminal substituent were synthesized, and the thermally activated delayed fluorescence (TADF) property was investigated. Compared to unsubstituted carbazole dendrimers, dendrimers with bulky term…
View article: CCDC 2278422: Experimental Crystal Structure Determination
CCDC 2278422: Experimental Crystal Structure Determination Open
An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available …
View article: Graphisches Inhaltsverzeichnis: Angew. Chem. 28/2023
Graphisches Inhaltsverzeichnis: Angew. Chem. 28/2023 Open
Luminescent RadicalsIn their Research Article (e202302550), Ken Albrecht and co-workers report acarbazole dendronized luminescent tris(2,4,6-trichlorophenyl)methyl radical.Dendron modification increases the photostability and photoluminesc…
View article: Rücktitelbild: Carbazole‐Dendronized Luminescent Radicals (Angew. Chem. 28/2023)
Rücktitelbild: Carbazole‐Dendronized Luminescent Radicals (Angew. Chem. 28/2023) Open
Luminescent radicals are gathering constant attention as a new class of luminescent materials due to the ground and excited state doublet character. In their Research Article (e202302550), Ken Albrecht and co-workers report a carbazole den…
View article: Back Cover: Carbazole‐Dendronized Luminescent Radicals (Angew. Chem. Int. Ed. 28/2023)
Back Cover: Carbazole‐Dendronized Luminescent Radicals (Angew. Chem. Int. Ed. 28/2023) Open
Luminescent radicals are gathering constant attention as a new class of luminescent materials due to the ground and excited state doublet character. In their Research Article (e202302550), Ken Albrecht and co-workers report a carbazole den…
View article: Increasing Electrode Work Function Using a Natural Molecule
Increasing Electrode Work Function Using a Natural Molecule Open
Providing sustainability to organic electronics is highly demanded to reduce the negative impact of organic devices on environments and human health upon their disposal. To attain biodegradability and biocompatibility of the electronic dev…
View article: Quadruplex folding promotes the condensation of linker histones and DNAs via liquid-liquid phase separation
Quadruplex folding promotes the condensation of linker histones and DNAs via liquid-liquid phase separation Open
Liquid-liquid phase separation (LLPS) of proteins and DNA has recently emerged as a possible mechanism underlying the dynamic organization of chromatin. We herein report the role of DNA quadruplex folding in liquid droplet formation via LL…
View article: Polymorphism and structure formation in copper phthalocyanine thin films
Polymorphism and structure formation in copper phthalocyanine thin films Open
Many polymorphic crystal structures of copper phthalocyanine (CuPc) have been reported over the past few decades, but despite its manifold applicability, the structure of the frequently mentioned α polymorph remained unclear. The base-cent…
View article: Synthesis, Photochemical Properties, and Cytotoxicity of 10-Alkylphenazin-2(10H)-ones
Synthesis, Photochemical Properties, and Cytotoxicity of 10-Alkylphenazin-2(10H)-ones Open
View article: Optical Properties of Chiral Azo-Schiff Base Mn(II) and Zn(II) Complexes with Silver Nanoparticles
Optical Properties of Chiral Azo-Schiff Base Mn(II) and Zn(II) Complexes with Silver Nanoparticles Open
Herein we have originally designed chiral azo-salen Mn(II) and Zn(II) complexes for interacting silver nanoparticles (AgNPs) exhibiting localized surface plasmon resonance (LSPR). Understanding excited state and reaction intermediate durin…
View article: CCDC 1901496: Experimental Crystal Structure Determination
CCDC 1901496: Experimental Crystal Structure Determination Open
An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available …
View article: Room-Temperature Deposition of Cobalt Monolayer on (7×4) Crown-Ether Ring Molecular Array : Ultra-High Vacuum STM and UPS Study
Room-Temperature Deposition of Cobalt Monolayer on (7×4) Crown-Ether Ring Molecular Array : Ultra-High Vacuum STM and UPS Study Open
Monolayer deposition of cobalt was demonstrated on a well-ordered ring molecular array at room temperature in ultra-high vacuum by means of home-built low-temperature scanning tunneling microscopy (STM) and ultraviolet photoelectron spectr…
View article: Excited-State Dynamics of Room-Temperature Phosphorescent Organic Materials Based on Monobenzil and Bisbenzil Frameworks
Excited-State Dynamics of Room-Temperature Phosphorescent Organic Materials Based on Monobenzil and Bisbenzil Frameworks Open
Room-temperature phosphorescent (RTP) materials have been attracting tremendous interest, owing to their unique material characteristics and potential applications for state-of-the-art optoelectronic devices. Recently, we reported the synt…
View article: A Biomimetic Sensor Array Based on a Single Fluorescent Block-copolymer for the Pattern Recognition of Proteins
A Biomimetic Sensor Array Based on a Single Fluorescent Block-copolymer for the Pattern Recognition of Proteins Open
A strategy for easily constructing a sensor array that mimics a biological sensory mechanism, i.e., a so-called chemical tongue, based on a single material is reported. An array of aqueous solutions of a cationic block-copolymer modified w…
View article: Excited-State Dynamics of Room-Temperature Phosphorescent Organic Materials Based on Monobenzil and Bisbenzil Frameworks
Excited-State Dynamics of Room-Temperature Phosphorescent Organic Materials Based on Monobenzil and Bisbenzil Frameworks Open
Room-temperature phosphorescent (RTP) materials have been attracted tremendous interest owing to their unique material characteristics and potential applications for state-of-the-art optoelectronic devices. Recently, we have reported a syn…
View article: Development of fluorinated benzils and bisbenzils as room-temperature phosphorescent molecules
Development of fluorinated benzils and bisbenzils as room-temperature phosphorescent molecules Open
Pure organic phosphorescent molecules are attractive alternatives to transition-metal-complex-based phosphores for biomedical and technological applications owing to their abundance and nontoxicity. This article discloses the design, synth…
View article: Electronic and Crystallographic Examinations of the Homoepitaxially Grown Rubrene Single Crystals
Electronic and Crystallographic Examinations of the Homoepitaxially Grown Rubrene Single Crystals Open
Homoepitaxial growth of organic semiconductor single crystals is a promising methodology toward the establishment of doping technology for organic opto-electronic applications. In this study, both electronic and crystallographic properties…
View article: Development of fluorinated benzils and bisbenzils as room-temperature phosphorescent molecules
Development of fluorinated benzils and bisbenzils as room-temperature phosphorescent molecules Open
Pure organic phosphorescent molecules are attractive alternatives to transition metal complexes-based phosphores for biomedical and technological applications owing to their abundance and nontoxicity. This article discloses the design, syn…