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Themed collection Journal of Materials Chemistry C Emerging Investigators

31 items
Open Access Highlight

n-Type organic electrochemical transistors: materials and challenges

The rise of n-type organic electrochemical transistors (OECTs): from materials to applications.

Graphical abstract: n-Type organic electrochemical transistors: materials and challenges
Review Article

Ullazine-based materials: towards novel opportunities in organic electronics

Newly emerging ullazine derivatives constitute a versatile and promising choice for high performing materials in organic electronics.

Graphical abstract: Ullazine-based materials: towards novel opportunities in organic electronics
Open Access Review Article

The researcher's guide to solid-state dye-sensitized solar cells

Solid-state dye-sensitized solar cell components, materials, architectures and interfaces are comprehensively reviewed.

Graphical abstract: The researcher's guide to solid-state dye-sensitized solar cells
Review Article

Lead halide perovskite quantum dots for light-emitting devices

In this review, we focus on current progress of LHP-QD based LEDs, issue and challenge for high efficiency and high stability LEDs.

Graphical abstract: Lead halide perovskite quantum dots for light-emitting devices
Review Article

Recent progress in flexible pressure sensor arrays: from design to applications

This review summarizes the progress in flexible pressure sensor arrays from their fundamental designs to device applications.

Graphical abstract: Recent progress in flexible pressure sensor arrays: from design to applications
Review Article

Toward self-powered photodetection enabled by triboelectric nanogenerators

This review article summarizes the existing research work on combining triboelectric nanogenerators (TENGs) with photodetectors through four different configurations.

Graphical abstract: Toward self-powered photodetection enabled by triboelectric nanogenerators
Review Article

Recent developments in photonic, plasmonic and hybrid nanowire waveguides

This review summarizes recent advances in dielectric and plasmonic nanowire waveguides and their hybridization towards better device performance.

Graphical abstract: Recent developments in photonic, plasmonic and hybrid nanowire waveguides
Review Article

Three applications of ultrafast transient absorption spectroscopy of semiconductor thin films: spectroelectrochemistry, microscopy, and identification of thermal contributions

This review highlights recent developments in three applications of ultrafast transient absorption spectroscopy to solution-processed semiconductor thin films: spectroelectrochemistry, microscopy, and identification of thermal contributions to transient absorption spectra.

Graphical abstract: Three applications of ultrafast transient absorption spectroscopy of semiconductor thin films: spectroelectrochemistry, microscopy, and identification of thermal contributions
Review Article

AIEgens based on main group heterocycles

The newly emerging AIEgens based on heterocycles of silicon, sulphur, oxygen, phosphorus, nitrogen, boron, etc., are introduced, and the structure and function correlations are elucidated in detail.

Graphical abstract: AIEgens based on main group heterocycles
Review Article

Function-driven design of stimuli-responsive polymer composites: recent progress and challenges

This paper provides a comprehensive review and understanding of the recent progress in the development of photo-, electrical-, and thermo-responsive composites.

Graphical abstract: Function-driven design of stimuli-responsive polymer composites: recent progress and challenges
Review Article

Ultralong-lived room temperature triplet excitons: molecular persistent room temperature phosphorescence and nonlinear optical characteristics with continuous irradiation

Heavy atom-free molecular materials with ultralong-lived room-temperature triplet excitons display nonlinear absorption using ordinary light and persistent room-temperature emission characteristics.

Graphical abstract: Ultralong-lived room temperature triplet excitons: molecular persistent room temperature phosphorescence and nonlinear optical characteristics with continuous irradiation
Communication

Efficient emissive fluorene-based p–n conjugated porous materials for near-white electroluminescence: benefits of metal-free Friedel–Crafts green polymerization

Efficient emissive fluorene-based p–n conjugated porous materials (CPMs) have been constructed via an effective Friedel–Crafts green polymerization.

Graphical abstract: Efficient emissive fluorene-based p–n conjugated porous materials for near-white electroluminescence: benefits of metal-free Friedel–Crafts green polymerization
Communication

Lead-free halide double perovskite-polymer composites for flexible X-ray imaging

X-ray detectors are demonstrated using composite films of lead-free Cs2AgBiBr6 halide double perovskite embedded in a polymer matrix as the X-ray photoconductors.

Graphical abstract: Lead-free halide double perovskite-polymer composites for flexible X-ray imaging
Communication

Bifuran-imide: a stable furan building unit for organic electronics

A new family of furan-containing materials exhibit high ambient stability while retaining strong fluorescence and quinoid character.

Graphical abstract: Bifuran-imide: a stable furan building unit for organic electronics
Communication

Rapid macroscale shape morphing of 3D-printed polyrotaxane monoliths amplified from pH-controlled nanoscale ring motions

Controlling ring motions in a polyrotaxane-based 3D-printed monolith by pH variation results in a rapid and reversible macroscale shape morphing.

Graphical abstract: Rapid macroscale shape morphing of 3D-printed polyrotaxane monoliths amplified from pH-controlled nanoscale ring motions
Paper

Bond valences and anharmonicity in vacancy-ordered double perovskite halides

Anharmonicity is observed in vacancy-ordered double perovskites when the A-site cation is not optimally coordinated by the octahedral framework.

Graphical abstract: Bond valences and anharmonicity in vacancy-ordered double perovskite halides
Paper

Dynamic and static excimer: a versatile platform for single component white-light emission and chelation-enhanced fluorescence

Tailoring the formation of dynamic and static excimers in a C3-symmetric architecture led to efficient generation of white light and sensitive detection of Fe3+ and Al3+ in a single molecular platform.

Graphical abstract: Dynamic and static excimer: a versatile platform for single component white-light emission and chelation-enhanced fluorescence
Paper

Interface chemistry and electrical characteristics of 4H-SiC/SiO2 after nitridation in varying atmospheres

SiC has immense potential as the semiconductor for future high power metal–oxide–semiconductor devices. X-ray photoelectron spectroscopy (XPS) to systematically study the 4H-SiC/SiO2 interface after high temperature nitridation treatments in a variety of atmospheres.

Graphical abstract: Interface chemistry and electrical characteristics of 4H-SiC/SiO2 after nitridation in varying atmospheres
Paper

Electronic properties of isoindigo-based conjugated polymers bearing urea-containing and linear alkyl side chains

A side-chain engineering study has been performed with isoindigo-based conjugated polymers to modulate their physical and electronic properties through the incorporation of urea-containing and saturated linear side chains.

Graphical abstract: Electronic properties of isoindigo-based conjugated polymers bearing urea-containing and linear alkyl side chains
Paper

Assembly of β-Cu2V2O7/WO3 heterostructured nanocomposites and the impact of their composition on structure and photoelectrochemical properties

Tuning interfaces is crucial to improve charge separation in inorganic bulk heterojunctions.

Graphical abstract: Assembly of β-Cu2V2O7/WO3 heterostructured nanocomposites and the impact of their composition on structure and photoelectrochemical properties
Paper

Influence of solvent additive on the chemical and electronic environment of wide bandgap perovskite thin films

We provide in-depth insight into the role of 1,8-diiodooctane (DIO) as a solvent additive in wide bandgap CH3NH3PbBr3 (MAPbBr3) films which results in altering the kinetics of crystal growth.

Graphical abstract: Influence of solvent additive on the chemical and electronic environment of wide bandgap perovskite thin films
Paper

The chemical forces underlying octahedral tilting in halide perovskites

Perovskites (ABX3) display a wide range of chemical and structural heterogeniety, which has led to them being one of the most used and studied crystal structures.

Graphical abstract: The chemical forces underlying octahedral tilting in halide perovskites
Paper

Deciphering the potentiometric properties of (porphinato)zinc(II)-derived supramolecular polymers and related superstructures

Using electrochemical measurement methods, potentiometric properties of porphyrin-based supramolecular polymers have been investigated. Structure-function relationships of these self-assembled materials have been elucidated.

Graphical abstract: Deciphering the potentiometric properties of (porphinato)zinc(ii)-derived supramolecular polymers and related superstructures
Paper

Dielectric domain distribution on Au nanoparticles revealed by localized surface plasmon resonance

The LSPR of Au nanospheres shows almost no shift in the extinction spectrum with attachment of a silica domain but considerable shift with a uniform layer of silica, indicating LSPR can be used to differentiate the segregated/uniform dielectric distribution.

Graphical abstract: Dielectric domain distribution on Au nanoparticles revealed by localized surface plasmon resonance
Paper

Microscale screen printing of large-area arrays of microparticles for the fabrication of photonic structures and for optical sorting

This report describes a new strategy, microparticle screen printing (μSP), generally applicable to the fabrication of homo/heterogeneous arrays of functional particles with potential applications in photonics, optoelectronics, and optical sorting/barcoding.

Graphical abstract: Microscale screen printing of large-area arrays of microparticles for the fabrication of photonic structures and for optical sorting
Open Access Paper

Ionic-to-electronic coupling efficiency in PEDOT:PSS films operated in aqueous electrolytes

This work highlights the role of PEDOT:PSS composition in determining the efficiency of coupling between ionic and electronic charges.

Graphical abstract: Ionic-to-electronic coupling efficiency in PEDOT:PSS films operated in aqueous electrolytes
Paper

Thermoelectric transport properties of rock-salt SnSe: first-principles investigation

Rock-salt SnSe is a new promising thermoelectric material.

Graphical abstract: Thermoelectric transport properties of rock-salt SnSe: first-principles investigation
Paper

Interfacial effects on solution-sheared thin-film transistors

Interfaces showed great influence on polymer alignment, charge transport and meta-stable molecular packing for solution sheared devices.

Graphical abstract: Interfacial effects on solution-sheared thin-film transistors
Paper

The influence of air and temperature on the performance of PBDB-T and P3HT in organic thin film transistors

We produced the first reported examples of OTFTs using PBDB-T, a conjugated push–pull polymer used in high performance OPVs, and assessed their performance compared to P3HT under different environmental conditions.

Graphical abstract: The influence of air and temperature on the performance of PBDB-T and P3HT in organic thin film transistors
Paper

Electron transport at the interface of organic semiconductors and hydroxyl-containing dielectrics

High electron transport can be obtained at the interface of organic semiconductors and hydroxyl-containing dielectrics.

Graphical abstract: Electron transport at the interface of organic semiconductors and hydroxyl-containing dielectrics
Paper

Tuning the structural and spectroscopic properties of donor–acceptor–donor oligomers via mutual X-bonding, H-bonding, and π–π interactions

Presented are design principles for the combinatory usage of HB, XB, and π–π interactions to enhance solid-state properties essential for optoelectronic device application.

Graphical abstract: Tuning the structural and spectroscopic properties of donor–acceptor–donor oligomers via mutual X-bonding, H-bonding, and π–π interactions
31 items

About this collection

Journal of Materials Chemistry C is proud to present this themed issue highlighting 2018’s rising stars of materials chemistry research. This issue gathers the very best work from materials chemists in the early stages of their independent career.

Each contributor was recommended by experts in their fields as carrying out work with the potential to influence future directions in materials chemistry. Congratulations to all of those who feature on their important work so far in the field of materials for optical, magnetic and electronic devices.


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