Themed collection 2023 Journal of Materials Chemistry C Most Popular Articles

This review highlights the most relevant works on phthalocyanines, porphyrins and other porphyrinoids as components of perovskite solar cells from the last four years acting as hole transporting materials, additives, and interlayers.

In this review, the state-of-the-art advances in amorphous carbon materials of the daily carbon ink for pressure, strain, and humidity sensors are presented and discussed.

Phenothiazine is one of the most extensively investigated aromatic compounds owing to its unique optical and electronic properties. This review highlighted the recent advances in the development of phenothiazine-based fluorescent materials for applications in various fields.

A miniature, multifunctional hybrid organic directional coupler (HDC), constructed from two different flexible organic crystals, splits the optical signal and delivers input-dependent optical outputs.

For the first time, Cs₄MnBi₂Cl₁₂ single crystals were employed for photocatalytic degradation of organic pollutants. Joint experiment–theory characterizations reveal the good stability, high recovery and utilization rates of Cs₄MnBi₂Cl₁₂.

Circularly polarized luminescent chiral organogels based on fluorescence resonance energy transfer are fabricated by supramolecular co-assembly in an achiral polymer system, in which a wavelength shift and amplified g_lum are achieved.

Organic films formed by temperature-gradient solidification up-convert visible light of subsolar intensity into UV light in air with record-long photostability.

Computationally investigate chirality transfer effect from chiral ligands bound to the surface of a lead-halide perovskite nanomaterial. By changing the molecular polarity of the chiral molecules, the chirality of the system can be tuned.

Modulation of the optical properties of lead-free defective perovskites can contribute to the design of optimized materials for several applications ranging from photodetection to photocatalysis.

Flexible ferroelectric PMN–35PT thick film structures with energy storage, piezoelectric and electrocaloric performance were prepared by the room-temperature aerosol deposition method.

Influence of excitation and detection geometry on optical temperature readouts – reabsorption effects in luminescence thermometry.

Two newly developed carboynyl-based multi-resonant TADF show bright green-yellow emission. These were used as emitters in both OLEDs, and LECs.

We present a model enabling the simulation of doped polymers in the vicinity of water and ions taking into account large electronic rearrangements coupled with slow dynamics.

Understanding the strategy of fluorination to control π-conjugation and intra and interchain interactions for the rational design of improved semiconducting polymers.

The thermal quenching data of 5d emission from Eu²⁺ and Ce³⁺ and 4f emission from Pr³⁺, Eu³⁺, and Tb³⁺ are shown to be consistent with vacuum referred binding energy schemes. The scheme construction parameters of 170 different compounds are provided.

Chemical design of complexes with thermal- and light-induced spin switching and integration as thin films in graphene-based devices by sublimation.

Cs₂ZnBr₄:Mn²⁺ and its composite film demonstrate good X-ray scintillation performances with a spatial resolution of 5.06 lp mm⁻¹ in X-ray imaging.

The isomerism effect on the aggregate emission properties of perylene diimide derivatives is studied. Banking on their bright emission, a cellular imaging test based on their nanoparticles is also conducted.

NiO/Ga₂O₃ heterojunction rectifiers were measured over a temperature range up to 600 K and found to exhibit a near-temperature independent breakdown voltage of >7 kV, far in excess of previous Schottky rectifier results.

Near-infrared emission was achieved via the intermolecular through-space electronic coupling and intramolecular charge transfer.

Efficient tunable emission in (C₁₃H₃₀N)₂SnCl₆:Sb can be applied in WLEDs, information encryption, etc., which originates from DAP transitions, and SbCl₆, and SbCl₅ clusters in crystals.

The efficiency of force-induced dethreading of rotaxane mechanophores is controlled by the stopper size.

We have designed 2D borocarbonitrides with outstanding material properties and potential applications in a variety of important technological fields, including nano-mechanics, electronics, photocatalysis, and photovoltaics.

X-ray photoresponse of κ-Ga₂O₃ is investigated for the first time. Results show that κ-Ga₂O₃ is a versatile material for the development of high-performance direct X-ray detectors.

An inorganic/organic CABB/Ni-MOF hybrid photocatalyst was fabricated. Due to the efficient charge separation, high reduction potential preservation, and the improved CO₂ adsorption, the CABB/Ni-MOF hybrid showed high CO₂ photoreduction activity.

The high-power piezoelectric properties of MnO₂-doped 〈001〉 and 〈111〉 textured 0.24PIN–0.42PMN–0.34PT ceramics are compared to understand the orientation dependence.

A CsCu₂I₃ SA-based passively mode-locking fiber laser was demonstrated. The fiber laser could operate stably for at least five months, which will potentially unlock the pathways for ultrafast photonics based on lead-free halide perovskites.

MXenes are 2D materials with many promising applications, but their Raman spectra is still poorly understood. We developed a computational method to simulate Raman spectra of MXenes accounting for temperature, surface composition, and defects.

A facile dimerization strategy for producing narrowband green multi-resonance thermally activated delayed fluorescence (MR-TADF) materials is reported.

CsPbCl₃ crystal is found to be a promising material for the detection of ionising radiation at low temperatures.