Themed collection Photofunctional Materials and Transformations

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Editorial

Introduction to photofunctional materials and transformations

Guest Editor Li-Zhu Wu introduces this cross-journal themed collection on photofunctional materials and transformations.

Graphical abstract: Introduction to photofunctional materials and transformations
From the themed collection: Photofunctional Materials and Transformations
Highlight

Recent advances on covalent organic frameworks (COFs) as photocatalysts: different strategies for enhancing hydrogen generation

COF-based materials with different linkages and strategies for photocatalytic hydrogen evolution.

Graphical abstract: Recent advances on covalent organic frameworks (COFs) as photocatalysts: different strategies for enhancing hydrogen generation
From the themed collection: Photofunctional Materials and Transformations
Highlight

Recent progress in metal complexes functionalized nanomaterials for photodynamic therapy

The recent developments and applications of metal complexes functionalized nanomaterials for photodynamic cancer therapy are reviewed.

Graphical abstract: Recent progress in metal complexes functionalized nanomaterials for photodynamic therapy
From the themed collection: Photofunctional Materials and Transformations
Perspective

Construction of gel networks via [2+2] photocycloaddition

Cross-linking of olefin moieties in branched polymers could furnish gel networks via [2+2] photocycloadditions. And the obtained networks are reversible and self-healing, which show promising applications in biology and biomedical science.

Graphical abstract: Construction of gel networks via [2+2] photocycloaddition
From the themed collection: Photofunctional Materials and Transformations
Feature Article

In situ post-synthesis of luminescent Lewis acid–base adducts

In situ post-synthesis of luminescent Lewis acid–base adducts via inkjet printing is elaborately featured. The applications of this technology were exemplified and compared.

Graphical abstract: In situ post-synthesis of luminescent Lewis acid–base adducts
From the themed collection: Photofunctional Materials and Transformations
Feature Article

Fluorophore-based host–guest assembly complexes for imaging and therapy

Supramolecular chemistry with its unique properties has received considerable attention in many fields. This paper summarizes recent advances in the supramolecular fluorescence systems based on host–guest interactions and their bio-applications.

Graphical abstract: Fluorophore-based host–guest assembly complexes for imaging and therapy
From the themed collection: Photofunctional Materials and Transformations
Open Access Feature Article

Visible-light-induced protein labeling in live cells with aryl azides

This feature article reviews the recent progress of protein labeling in live cells with aryl azides induced by visible-light irradiation.

Graphical abstract: Visible-light-induced protein labeling in live cells with aryl azides
From the themed collection: 2023 Pioneering Investigators
Feature Article

Advances in electrically driven light-emitting diodes based on lead-free metal halides

More and more luminescent lead-free metal halides containing Cu(I), Mn(II), Sb(III), Sn(II) and rare-earth halides are developed toward highly efficient electrically-driven light emitting diodes.

Graphical abstract: Advances in electrically driven light-emitting diodes based on lead-free metal halides
From the themed collection: Photofunctional Materials and Transformations
Review Article

Multi-functional photocatalytic systems for solar fuel production

This review focuses on multi-functional photocatalytic systems for solar fuel production by combining photocatalytic water oxidation and proton or CO2 reduction to pave a new way to produce solar fuels more effectively than natural photosynthesis.

Graphical abstract: Multi-functional photocatalytic systems for solar fuel production
Review Article

Mechanistic insights into the influence of surface ligands on quantum dots for photocatalysis

Quantum dots are promising semiconductor nanocrystals in the field of photocatalysis, and their surface ligands play an important role on the overall photocatalytic performance in many aspects.

Graphical abstract: Mechanistic insights into the influence of surface ligands on quantum dots for photocatalysis
Review Article

Intramolecular singlet fission and triplet exciton harvesting in tetracene oligomers for solar energy conversion

Singlet fission (SF), which can convert one singlet exciton into two triplet excitons, has the potential to enhance the solar energy conversion efficiency in devices such as photovoltaic cells and processes such as photocatalysis.

Graphical abstract: Intramolecular singlet fission and triplet exciton harvesting in tetracene oligomers for solar energy conversion
Review Article

Carbon-rich macrocycles and carbon nanoribbons as unique optical materials

Carbon-rich macrocycles and carbon nanoribbons act as unusual optical materials in the free form or when combined with other guests.

Graphical abstract: Carbon-rich macrocycles and carbon nanoribbons as unique optical materials
From the themed collection: Journal of Materials Chemistry C HOT Papers
Review Article

Impacts of host–guest assembly on the photophysical and photocatalytic properties of heterogenized molecular photosensitizer and catalysts

This review highlights the integration of molecular guests with MOF architectures, enabling enzyme-like efficacy to isolate or preorganize photo-active and redox-active sites and manipulate the photophysical and photocatalytic properties.

Graphical abstract: Impacts of host–guest assembly on the photophysical and photocatalytic properties of heterogenized molecular photosensitizer and catalysts
Review Article

CZTSSe solar cells: insights into interface engineering

Cu2ZnSn(S,Se)4 (CZTSSe) photovoltaic (PV) technology has attracted much attention due to its cost efficiency, non-toxic nature, and use of earth-abundant elements.

Graphical abstract: CZTSSe solar cells: insights into interface engineering
Review Article

Aggregation-induced emission materials: a platform for diverse energy transformation and applications

Motivated by the advantages of AIEgens in diversifying energy species and modulating energy transformation, the application of AIEgens based on the energy conversion of solar, chemical, mechanical, and electrical energies are summarized.

Graphical abstract: Aggregation-induced emission materials: a platform for diverse energy transformation and applications
Review Article

Recent advances in metal-free phosphorescent materials for organic light-emitting diodes

This review discusses organic room temperature phosphorescent materials for the emitting layer of OLEDs. The existing circumstances, potential and challenges of metal-free phosphorescent OLEDs are summarized.

Graphical abstract: Recent advances in metal-free phosphorescent materials for organic light-emitting diodes
Review Article

Photocatalytic hydrogen production: an overview of new advances in structural tuning strategies

Newly emerged structural tuning strategies, i.e., singe atom photocatalysts, defect control and S-scheme heterojunctions, display significant advancements for high performance photocatalytic hydrogen production toward the industrialization target.

Graphical abstract: Photocatalytic hydrogen production: an overview of new advances in structural tuning strategies
Review Article

Advanced oxygen evolution reaction catalysts for solar-driven photoelectrochemical water splitting

Herein, we summarize the recent developments in structure optimizations of oxygen evolution reaction catalysts for promoting photoelectrochemical water splitting performances.

Graphical abstract: Advanced oxygen evolution reaction catalysts for solar-driven photoelectrochemical water splitting
Review Article

Semiconductor quantum dots: a versatile platform for photoredox organic transformation

A summary of the research progress of diverse organic transformations over semiconductor quantum dot based photofunctional catalysts is provided.

Graphical abstract: Semiconductor quantum dots: a versatile platform for photoredox organic transformation
Review Article

Photoelectrocatalytic organic synthesis: a versatile method for the green production of building-block chemicals

The rising energy crisis and environmental problems are urging the development of more sustainable organic synthetic methods.

Graphical abstract: Photoelectrocatalytic organic synthesis: a versatile method for the green production of building-block chemicals
Review Article

Recent advances in metal-free covalent organic frameworks for photocatalytic applications in energy and environmental fields

A review on metal-free COF photocatalysts from an environmental perspective is presented.

Graphical abstract: Recent advances in metal-free covalent organic frameworks for photocatalytic applications in energy and environmental fields
Review Article

Semi-quantitative determination of active sites in heterogeneous catalysts for photo/electrocatalysis

This review focuses on exploring the defect active sites by determining the location and type and semi-quantitative calculation of defect concentrations by a variety of representational methods.

Graphical abstract: Semi-quantitative determination of active sites in heterogeneous catalysts for photo/electrocatalysis
Review Article

State of the art in the photochemical degradation of (micro)plastics: from fundamental principles to catalysts and applications

Plastics and microplastics are major environmental pollutants due to wide applications and difficult degradations. Herein, we summarize several studies on degradations of (micro)plastics to value-added products and intermediates via photocatalysis.

Graphical abstract: State of the art in the photochemical degradation of (micro)plastics: from fundamental principles to catalysts and applications
Review Article

Non-aryl substituted aza-BODIPYs at 1,7- or 3,5-sites: synthesis, structures, optical properties, and applications

Aza-borondipyrromethenes (aza-BODIPYs) possess excellent photophysical properties, and the structurally modified dyes exhibit favourable performance and applications in biomolecular sensing, photoelectric materials, and tumor phototherapy.

Graphical abstract: Non-aryl substituted aza-BODIPYs at 1,7- or 3,5-sites: synthesis, structures, optical properties, and applications
Communication

Piperazine: a promising building block for aggregation-induced emission materials

We report piperazine as a promising building block for the construction of aggregation-induced emission (AIE) materials by using its electron-donating ability and chair conformation.

Graphical abstract: Piperazine: a promising building block for aggregation-induced emission materials
From the themed collection: Photofunctional Materials and Transformations
Communication

CO2-responsive tunable persistent luminescence in a hydrogen-bond organized two-component ionic crystal

A hydrogen-bond organized ionic crystal exhibits CO2-responsive tunable afterglow.

Graphical abstract: CO2-responsive tunable persistent luminescence in a hydrogen-bond organized two-component ionic crystal
From the themed collection: Photofunctional Materials and Transformations
Communication

Bifunctional chimera for ligand-directed photo-degradation of oncogenic microRNA

Targeted inhibition of oncogenic microRNAs provides a promising anti-cancer approach.

Graphical abstract: Bifunctional chimera for ligand-directed photo-degradation of oncogenic microRNA
From the themed collection: Photofunctional Materials and Transformations
Communication

Photoisomerization-controlled wavelength-tunable plasmonic lasers

The change of refractive index resulting from the isomerization of photochromic molecules under light irradiation reconfigures lattice plasmon resonances, which allows for the realization of dynamically and continuously tunable plasmonic lasers.

Graphical abstract: Photoisomerization-controlled wavelength-tunable plasmonic lasers
From the themed collection: Photofunctional Materials and Transformations
Communication

Water-soluble polymer brush-substituted squaraine NIR-II dye for efficient photothermal therapy

Water-soluble squaric acid nanoparticles (SQ-POEGMA) with low toxicity and excellent photothermal effect in living organisms by attaching a water-soluble oligomer (POEGMA) to the small molecule squaric acid through a click chemistry reaction.

Graphical abstract: Water-soluble polymer brush-substituted squaraine NIR-II dye for efficient photothermal therapy
From the themed collection: Photofunctional Materials and Transformations
Communication

Asymmetric diarylamine guests for a host–guest system with stimulus-responsive room temperature phosphorescence

The Förster resonance energy transfer (FRET) process has been utilized to construct host–guest systems with stimuli-responsive room-temperature phosphorescence (RTP).

Graphical abstract: Asymmetric diarylamine guests for a host–guest system with stimulus-responsive room temperature phosphorescence
From the themed collection: Photofunctional Materials and Transformations
Communication

Single-dye NIR-II chemiluminescence system for H2O2 imaging

We present the first efficient single-dye NIR-II chemiluminescence system with the longest emission maximum around 1000 nm, for which a novel electron transfer mechanism was proposed rather than the generally considered LUMODOD–HOMODye model.

Graphical abstract: Single-dye NIR-II chemiluminescence system for H2O2 imaging
From the themed collection: Photofunctional Materials and Transformations
Communication

Tetralactam macrocycle based indicator displacement assay for colorimetric and fluorometric dual-mode detection of urinary uric acid

An indicator displacement assay for colorimetric/fluorometric dual-mode detection of urinary uric acid was constructed using a naphthalene-based tetralactam macrocycle and phenoxazine dye, resorufin, which realized the visual detection of uric acid levels of volunteers.

Graphical abstract: Tetralactam macrocycle based indicator displacement assay for colorimetric and fluorometric dual-mode detection of urinary uric acid
From the themed collection: ChemComm Most Popular 2023 Articles
Communication

Peptide photowrapping of gold-silica nanocomposites for constructing MMP-responsive drug capsules for chemo-photothermal therapy

Gold-silica drug nanocapsules were fabricated via peptide photowrapping, which respond to an MMP-upregulated tumor microenvironment and achieve chemo-photothermal combination therapy.

Graphical abstract: Peptide photowrapping of gold-silica nanocomposites for constructing MMP-responsive drug capsules for chemo-photothermal therapy
From the themed collection: Photofunctional Materials and Transformations
Open Access Communication

Enantioselective cyanation of propargylic C–H bonds via cooperative photoredox and copper catalysis

An asymmetric cyanation of propargylic C–H bonds via a copper-catalyzed radical relay has been developed, in which the propargylic radical was formed via a photoredox-catalyzed intramolecular 1,5-HAT process.

Graphical abstract: Enantioselective cyanation of propargylic C–H bonds via cooperative photoredox and copper catalysis
From the themed collection: Photofunctional Materials and Transformations
Communication

Tuning white light emission and band gap in the one-dimensional metal halide (C6H13N4)3Pb2Br7 by pressure engineering

Pressure-induced white light emission enhancement and bandgap narrowing were achieved in the one-dimensional metal halide (C6H13N4)3Pb2Br7.

Graphical abstract: Tuning white light emission and band gap in the one-dimensional metal halide (C6H13N4)3Pb2Br7 by pressure engineering
From the themed collection: Photofunctional Materials and Transformations
Communication

Radical-mediated remote migration of quinoxalinones

Described herein is the first example of radical-mediated remote quinoxalinone migration.

Graphical abstract: Radical-mediated remote migration of quinoxalinones
From the themed collection: Photofunctional Materials and Transformations
Communication

Liquid and solid-state tunable fluorescent carbon dots for trace water detection

A type of carbon dot that possesses tunable fluorescence properties both in liquid and solid states was synthesized and applied to trace water detection.

Graphical abstract: Liquid and solid-state tunable fluorescent carbon dots for trace water detection
From the themed collection: Photofunctional Materials and Transformations
Communication

Single nanowire-based fluorescence lifetime thermometer for simultaneous measurement of intra- and extra-cellular temperatures

A silicon nanowire-based fluorescence lifetime thermometer (NWFLT) was fabricated for the simultaneous measurement of intra- and extra-cellular temperatures.

Graphical abstract: Single nanowire-based fluorescence lifetime thermometer for simultaneous measurement of intra- and extra-cellular temperatures
From the themed collection: Photofunctional Materials and Transformations
Communication

Aggregated coordination polymers of Ag+ with a cysteine derivative ligand containing an AIEgen

The novel spectral changes from the coordination polymers of Ag+ with a chiral cysteine-based ligand containing a TPE AIEgen.

Graphical abstract: Aggregated coordination polymers of Ag+ with a cysteine derivative ligand containing an AIEgen
From the themed collection: Photofunctional Materials and Transformations
Communication

Lipid droplet targeting-guided hypoxic photodynamic therapy with curcumin analogs

Two LD-targeting photosensitizers (CCOH and CCN) were designed and synthesized by introducing coumarin into the curcumin structure, which could generate reactive oxygen species in type I and II synergy upon light irradiation.

Graphical abstract: Lipid droplet targeting-guided hypoxic photodynamic therapy with curcumin analogs
From the themed collection: Photofunctional Materials and Transformations
Communication

Enhanced hydrogen evolution activity of CsPbBr3 nanocrystals achieved by dimensionality change

In terms of facilitated photogenerated charge carrier dynamics and induced proton reduction potential, photocatalytic H2 evolution could be improved by dimensionality tuning from 3D nanocubes to 1D nanorods.

Graphical abstract: Enhanced hydrogen evolution activity of CsPbBr3 nanocrystals achieved by dimensionality change
From the themed collection: Photofunctional Materials and Transformations
Communication

Selective oxidation of benzylic alcohols via synergistic bisphosphonium and cobalt catalysis

A synergistic photocatalytic system using a bisphosphonium catalyst and a cobalt catalyst has been developed, enabling the selective oxidation of benzylic alcohols under oxidant-free and environmentally benign conditions.

Graphical abstract: Selective oxidation of benzylic alcohols via synergistic bisphosphonium and cobalt catalysis
From the themed collection: Photofunctional Materials and Transformations
Communication

A hypoxia-activated photothermal agent inhibits multiple heat shock proteins for low-temperature photothermal therapy

A hypoxia-activated photothermal agent to suppress the expression of multiple heat shock proteins was synthesized for low-temperature photothermal therapy.

Graphical abstract: A hypoxia-activated photothermal agent inhibits multiple heat shock proteins for low-temperature photothermal therapy
From the themed collection: Photofunctional Materials and Transformations
Communication

Photo/Ni dual-catalyzed radical defluorinative sulfonylation to synthesize gem-difluoro allylsulfones

Radical defluorinative functionalization of α-trifluoromethyl styrenes represents an effective way toward gem-difluoroalkenes.

Graphical abstract: Photo/Ni dual-catalyzed radical defluorinative sulfonylation to synthesize gem-difluoro allylsulfones
From the themed collection: Photofunctional Materials and Transformations
Communication

Solution-processed single-emissive-layer WOLEDs with high efficiency and ultra-high color rendering index beyond 90

We devised single-EML SP-WOLEDs with luminescent gold(III) emitters featuring high EQEmax of 12.72%, CIE coordinates of (0.40, 0.40), and CRI of 93, which is among the best values for the single-EML SP-WOLEDs with CRI > 90 reported in the literature.

Graphical abstract: Solution-processed single-emissive-layer WOLEDs with high efficiency and ultra-high color rendering index beyond 90
From the themed collection: Photofunctional Materials and Transformations
Communication

Triphenylphosphine oxide promoting visible-light-driven C–C coupling via desulfurization

Triphenylphosphine oxide (TPPO) and triphenylphosphine (TPP) can form a complex in solution, promoting visible light absorption to trigger electron transfer within the complex and generate radicals suitable to drive the desulfurization of mercaptans.

Graphical abstract: Triphenylphosphine oxide promoting visible-light-driven C–C coupling via desulfurization
From the themed collection: Photofunctional Materials and Transformations
Communication

Axisymmetric bis-tridentate Ir(III) photoredox catalysts for anticancer phototherapy under hypoxia

Axisymmetric bis-tridentate Ir(III) complex with strong synergetic type I/II photosensitization and photocatalytic were constructed for anticancer phototherapy under hypoxia and normoxia.

Graphical abstract: Axisymmetric bis-tridentate Ir(iii) photoredox catalysts for anticancer phototherapy under hypoxia
From the themed collection: Photofunctional Materials and Transformations
Communication

Macrocyclization-induced phosphorescence enhancement of pyridinium-based macrocycles

A macrocyclization-induced phosphorescence enhancement (MIPE) strategy involving macrocyclization of phosphorescent pyridine/pyridinium units by methylene linkers is reported and proved to have good effectiveness and universality.

Graphical abstract: Macrocyclization-induced phosphorescence enhancement of pyridinium-based macrocycles
From the themed collection: Photofunctional Materials and Transformations
Communication

Visible-light-induced dehydrogenative amidation of aldehydes enabled by iron salts

A dehydrogenative amidation reaction of aldehydes and amines via an iron-mediated photoinduced ligand-to-metal charge transfer (LMCT) process is herein reported.

Graphical abstract: Visible-light-induced dehydrogenative amidation of aldehydes enabled by iron salts
From the themed collection: Photofunctional Materials and Transformations
Communication

NIR luminogen for low-temperature photothermal therapy by triggering HSP90α down-regulation

The constructed NIR luminogen efficiently triggered the down-regulation of the HSP90α protein through photo-thermal conversion based on a gene interference strategy both in vitro and in vivo.

Graphical abstract: NIR luminogen for low-temperature photothermal therapy by triggering HSP90α down-regulation
From the themed collection: Photofunctional Materials and Transformations
Communication

Distorted B/O-containing nanographenes with tunable optical properties

The fusion of multiple B/O-heterocycles onto hexa-peri-hexabenzocoronene has led to the generation of two B/O-containing nanographenes that exhibit distorted geometries, red-shifted absorptions and fluorescence.

Graphical abstract: Distorted B/O-containing nanographenes with tunable optical properties
From the themed collection: Photofunctional Materials and Transformations
Communication

Photoswitchable semiconducting polymer dots for pattern encoding and superresolution imaging

Two photoswitchable polymers are synthesized by incorporating photochromic dithienylethene into main chains, pattern encoding and STORM imaging were realized.

Graphical abstract: Photoswitchable semiconducting polymer dots for pattern encoding and superresolution imaging
From the themed collection: Photofunctional Materials and Transformations
Communication

Synthesis of triarylborane-centered N-heterocyclic carbene cages with tunable photophysical properties

A discrete hexacarbene cage [Au3(1)2](PF6)3 containing Lewis acidic triarylborane-bridged NHC ligands was synthesized, which shows reversible binding of fluorides.

Graphical abstract: Synthesis of triarylborane-centered N-heterocyclic carbene cages with tunable photophysical properties
From the themed collection: Photofunctional Materials and Transformations
Communication

Enhancing the durability of Au clusters in CO2 photoreduction via encapsulation in Cu-based metal–organic frameworks

The encapsulation of Au25 nanoclusters in Cu3(BTC)2 metal–organic frameworks can achieve CO2 photoreduction for selective CO production in a gas–solid reaction system with remarkably enhanced durability.

Graphical abstract: Enhancing the durability of Au clusters in CO2 photoreduction via encapsulation in Cu-based metal–organic frameworks
From the themed collection: Photofunctional Materials and Transformations
Communication

Anion vacancy correlated photocatalytic CO2 to CO conversion over quantum-confined CdS nanorods under visible light

In terms of electronic structure change, surface anion vacancies in II–VI semiconductors could promote CO generation rates, which have been confirmed as active sites for photocatalytic CO2 reduction.

Graphical abstract: Anion vacancy correlated photocatalytic CO2 to CO conversion over quantum-confined CdS nanorods under visible light
From the themed collection: Photofunctional Materials and Transformations
Communication

Building a cobaloxime-based metal–organic framework for photocatalytic aerobic oxidation of arylboronic acids to phenols

An unprecedented cobaloxime-based zirconium metal–organic framework (Zr-TCPCo) is designed and synthesized, which exhibits excellent catalytic activity for aerobic oxidation of arylboronic acids to phenols as a photocatalyst.

Graphical abstract: Building a cobaloxime-based metal–organic framework for photocatalytic aerobic oxidation of arylboronic acids to phenols
From the themed collection: Photofunctional Materials and Transformations
Communication

Indole-fused BN-heteroarenes as narrowband blue emitters for organic light-emitting diodes

Multi-resonance thermally activated delayed fluorescence (MR-TADF) emitters based on a novel indole-fused BN-heteroarene (InBN) are developed via a π-truncation strategy. Narrowband blue-emitting OLEDs are demonstrated with high EQEs of up to 16.8%.

Graphical abstract: Indole-fused BN-heteroarenes as narrowband blue emitters for organic light-emitting diodes
From the themed collection: Photofunctional Materials and Transformations
Communication

Photocatalytic reductive C–O bond scission promoted by low-work-function Cd single atoms and clusters

Photocatalytic C–H bond scission over ZnS is promoted by metallic Cd, allowing for the reductive scission of the weakened C–O bond near the C–H bond.

Graphical abstract: Photocatalytic reductive C–O bond scission promoted by low-work-function Cd single atoms and clusters
From the themed collection: Photofunctional Materials and Transformations
Communication

Visible-light promoted intramolecular carboamination of alkynes for the synthesis of oxazolidinone-fused isoquinolinones

The synthesis of oxazolidinone-fused isoquinolinones has been developed through visible-light promoted intramolecular carboamination of alkynes and benzamides under mild conditions.

Graphical abstract: Visible-light promoted intramolecular carboamination of alkynes for the synthesis of oxazolidinone-fused isoquinolinones
From the themed collection: Photofunctional Materials and Transformations
Communication

Combining dithieno[3,2-f:2′,3′-h]quinoxaline-based terpolymer and ternary strategies enabling high-efficiency organic solar cells

This study demonstrates high-efficiency OSCs by combining dithieno[3,2-f:2′,3′-h]quinoxaline-based terpolymer and ternary strategies.

Graphical abstract: Combining dithieno[3,2-f:2′,3′-h]quinoxaline-based terpolymer and ternary strategies enabling high-efficiency organic solar cells
From the themed collection: Photofunctional Materials and Transformations
Communication

Circularly polarized near-infrared phosphorescence of chiral chromium(III) complexes

Near-infrared 850 nm Cr(III) emissions with handedness in degassed solutions were induced by ligand carbon-centred chirality.

Graphical abstract: Circularly polarized near-infrared phosphorescence of chiral chromium(iii) complexes
From the themed collection: Photofunctional Materials and Transformations
Communication

Lignin C–C bond cleavage induced by consecutive two-photon excitation of a metal-free photocatalyst

A commercially-available metal-free photocatalyst induces lignin C–C bond cleavage through consecutive two-photon excitation in additive-free ambient air conditions.

Graphical abstract: Lignin C–C bond cleavage induced by consecutive two-photon excitation of a metal-free photocatalyst
From the themed collection: Photofunctional Materials and Transformations
Communication

A novel strategy of constructing an artificial light-harvesting system based on a supramolecular organic framework for photocatalysis

A supramolecular organic framework was fabricated through encapsulation-enhanced donor–acceptor interaction for the construction of artificial light-harvesting systems for photocatalysis.

Graphical abstract: A novel strategy of constructing an artificial light-harvesting system based on a supramolecular organic framework for photocatalysis
From the themed collection: Photofunctional Materials and Transformations
Communication

Minisci reaction of heteroarenes and unactivated C(sp3)–H alkanes via a photogenerated chlorine radical

Minisci reaction of heteroarenes and unactivated C(sp3)–H alkanes via a photogenerated chlorine radical from FeCl3 and seawater.

Graphical abstract: Minisci reaction of heteroarenes and unactivated C(sp3)–H alkanes via a photogenerated chlorine radical
From the themed collection: Photofunctional Materials and Transformations
Communication

Benzophenone-containing phosphors with an unprecedented long lifetime of 1.8 s under ambient conditions

Unlike benzophenone's phosphorescence lifetime of around 1 ms at 77 K, here the benzophenone-containing phosphor exhibits an ambient lifetime of 1.8 s.

Graphical abstract: Benzophenone-containing phosphors with an unprecedented long lifetime of 1.8 s under ambient conditions
From the themed collection: Photofunctional Materials and Transformations
Communication

Binaphthol-based chiral host molecules for efficient solution-processed circularly polarized OLEDs

Two chiral hosts, named (R/S)-BN-mCP and (R/S)-BN-2mCP, are prepared. The solution processable CP-OLED based on chiral host and achiral phosphorescent emitter presents the best performance with an EQEmax of 17.1% and the gEL of﹣1.3 × 10−3.

Graphical abstract: Binaphthol-based chiral host molecules for efficient solution-processed circularly polarized OLEDs
From the themed collection: Photofunctional Materials and Transformations
Communication

A high-contrast polymorphic difluoroboron luminogen with efficient RTP and TADF emissions

Three polymorphs of a N,S-chelated four-coordinated difluoroboron-based emitter display high contrast green (G), yellow (Y) and red (R) emissions with TADF character for the G- and R-Crystals, and RTP for the Y-Crystal, tuned by different molecular conformations and packings.

Graphical abstract: A high-contrast polymorphic difluoroboron luminogen with efficient RTP and TADF emissions
From the themed collection: Photofunctional Materials and Transformations
Communication

Enantioselective reductive allylic alkylation enabled by dual photoredox/palladium catalysis

A dual photoredox/palladium catalyzed regio- and enantioselective reductive cross-coupling of allylic acetates with alkyl bromides has been achieved.

Graphical abstract: Enantioselective reductive allylic alkylation enabled by dual photoredox/palladium catalysis
From the themed collection: Photofunctional Materials and Transformations
Communication

Dual supramolecular chirogenesis based on platinum(II) metallotweezers

Optically active platinum(II) metallotweezers demonstrate both self-complexation and host–guest complexation capabilities, leading to two distinct supramolecular chirogenic signals in the visible region.

Graphical abstract: Dual supramolecular chirogenesis based on platinum(ii) metallotweezers
From the themed collection: Photofunctional Materials and Transformations
Communication

Cascade energy transfer augmented circular polarization in photofluorochromic cholesteric texture

In a dynamically changing chiral environment, chirality and excited energy transfer are described in a self-organized cholesteric texture. The cascade energy transfer process appears to turn “on” and “off” in response to external light stimuli.

Graphical abstract: Cascade energy transfer augmented circular polarization in photofluorochromic cholesteric texture
From the themed collection: Photofunctional Materials and Transformations
146 items - Showing page 1 of 3

About this collection

Photofunctional materials and transformations are lively fields dedicated to the utilization and transduction of photons for fundamental understanding and diverse applications. It arouses interdisciplinary interests in physics, chemistry, material science, biology, photonics and engineering, which stimulates breakthroughs in photovoltaics, photolithography, photoelectronics, photocatalysis, photobiology and phototherapy. The charm of photofunctional materials and transformations attracts a growing number of researchers that push forward this field with inspiration and endeavor.

This cross-journal themed collection, guest edited by Li-Zhu Wu (Technical Institute of Physics and Chemistry, CAS, China), aims to present the landscape of photochemistry in diverse and burgeoning branches.

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