Themed collection 2022 Highlight article collection
Fused aza-heterocyclic ligands: expanding the MOF chemist's toolbox
Fused azolate ligands are hydrolytically-stable linkers for metal–organic frameworks. Their unique geometries and capacity for functionalisation have opened new pathways at the convergence of simple N-heterocycles and biologically relevant purines.
Metal–organic frameworks (MOFs) as fluorescence sensors: principles, development and prospects
This review classifies the latest developments of MOF-based fluorescence sensors according to the analytes, and discusses the challenges faced by MOF-based fluorescence sensors and promotes some directions for future research.
An overview of boosting lanthanide upconversion luminescence through chemical methods and physical strategies
Lanthanide-doped upconversion nanoparticles have attracted extensive research interest due to their promising applications in various fields.
Recent advances in tellurite molybdate/tungstate crystals
In this work, recent advances in tellurite molybdate/tungstate crystals have been systematically reviewed, including crystal growth, research of physical properties, theoretical analysis, and some electric/optical devices.
MOF/COF hybrids as next generation materials for energy and biomedical applications
MOF/COF hybrids combine the outstanding features of MOF and COF structures, such as high crystallinities, large surface areas, high porosities, and improved chemical and mechanical stabilities.
The synthesis of metal halide perovskite nanocrystals: surface and interface engineering
Metal halide perovskites have emerged as a new class of colloidal semiconductor nanomaterials. This highlight emphasizes an overview of surface and interface engineering for enhancing their chemical stability and optical properties.
Metal oxide charge transporting layers for stable high-performance perovskite solar cells
This review summarizes the recent progress in metal oxide charge transporting layers to achieve stable high-performance perovskite solar cells.
Supercritical carbon dioxide assisted formation of crystalline materials for various energetic applications
This highlight gives an overview of recent advances in production of crystalline materials for high energy density applications for rechargeable batteries and solar cells or energetic compounds in supercritical carbon dioxide medium.
Porous carbon nanoarchitectonics for the environment: detection and adsorption
As a post-nanotechnology concept, nanoarchitectonics has emerged from the 20th century to the 21st century. This review summarizes the recent progress in the field of metal-free porous carbon nanoarchitectonics.
Electrospun one-dimensional electrocatalysts for boosting electrocatalysis
Electrospun 1D nanomaterials are highly active towards the electrocatalytic energy conversion reaction.
Recent advances in studying the nonnegligible role of noncovalent interactions in various types of energetic molecular crystals
This highlight summarizes the research progress on the considerable effects of noncovalent interactions on diverse types of energetic materials and enlighten us to explore new factors that affect the key performance of explosives.
Crystal facet and phase engineering for advanced water splitting
This review covers the principles and recent advances in facet and phase engineering of catalysts for photocatalytic, photoelectrochemical, and electrochemical water splitting. It suggests the basis of catalyst design for advanced water splitting.
The postsynthetic renaissance of luminescent lanthanide ions on crystalline porous organic framework materials
Recent studies about the design and fabrication of Ln@MOF/COF/HOF luminescent materials and devices have been reviewed systematically.
Polyoxometalate-based metal–organic complexes and their derivatives as electrocatalysts for energy conversion in aqueous systems
The research progress on polyoxometalate-based metal–organic complexes and their derivatives as electrocatalysts in sustainable and clean energy conversion applications in aqueous systems is summarized.
Solid solutions based on BaZn2Si2O7 with thermal expansions from negative to highly positive – a review
Replacing Ba2+ by Sr2+ stabilizes the high temperature phase and leads to zero or negative thermal expansion. Replacing Zn2+ by Mg2+ or Co2+, Ni2+, Mn2+, Cu2+ shifts the phase transition to higher temperatures and leads to high thermal expansion.
Donor–acceptor systems in metal–organic frameworks: design, construction, and properties
In this highlight, the development of donor acceptor (D–A) MOF was briefly reviewed and summarized in the aspects of design, construction, and properties. Also, an outlook about the research and potential application of D–A MOF has been presented.
Perovskite materials: from single crystals to radiation detection
Pb- and Bi-based perovskite materials have high potential for detecting ionizing radiation but an enhanced research effort is needed to achieve large-size, high-performance single crystals at a competitive cost to accelerate this development.
Mesoscale clusters of organic solutes in solution and their role in crystal nucleation
Despite recent advances, fundamental knowledge of the properties, thermodynamics and kinetics of mesoscale clusters, and their role in nucleation, is still limited.
Metal–organic framework-based solid-state electrolytes for all solid-state lithium metal batteries: a review
This work systematically reviewed recent progress of MOF-based solid electrolytes in all solid-state metal batteries which has rarely been summarized.
Extensive tailoring of REPO4 and REVO4 crystallites via solution processing and luminescence
This article highlighted the recent achievements in crystal engineering of REPO4 and REVO4via solution processing, with an emphasis on solution chemistry, the role of chelate ion, crystallization mechanism and luminescence properties.
Synthesis of two-dimensional layered double hydroxides: a systematic overview
Typical preparation strategies of layered double hydroxide: top-down approach and bottom-up approach.
Recent progress of the single crystal growth of homologous (InGaO3)m(ZnO)n
Crystal structure of the homologues series of (InGaZnO3)m(ZnO)n.
Epitaxy: a methodological approach to the study of an old phenomenon
We describe the use of an integrated methodological approach to study epitaxial phenomena.
Isolation of elusive cyclobutane ligands via a template-assisted photochemical [2 + 2] cycloaddition reaction and their utility in engineering crystalline solids
Selective examples of isolation of pure cyclobutane compounds via solid-state photochemical reactions of cocrystals, and their utility in engineering crystalline solids are discussed.
Intraband transition and localized surface plasmon resonance of metal chalcogenide nanocrystals and their dependence on crystal structure
Intraband transition and localized surface plasmon resonance of metal chalcogenide nanocrystals that are sensitive to the crystal structure.
Energetic host–guest inclusion compounds: an effective design paradigm for high-energy materials
Due to the stringent requirements of performance, safety, and cost for the development of new energetic materials (EMs), the synthesis of host–guest inclusion compounds is an attractive way to fully exploit the application potential of existing EMs.
Recent advances in polyoxometalate-based metal-alkynyl clusters
This paper focuses on the recent advances in polyoxometalate-based metal-alkynyl clusters.
Photomechanical crystalline materials: new developments, property tuning and applications
This highlight gives an overview of the mechanism development, property tuning and application exploration of photomechanical crystalline materials.
Recent progress in antisolvent crystallization
Antisolvent crystallization is a significant unit operation in the pharmaceutical industry, especially in drug crystal property optimization.
Metal organic framework-based nanostructure materials: applications for non-lithium ion battery electrodes
Non-lithium ion (e.g., Al3+, Ca2+, K+, Mg2+, Na+, and Zn2+) batteries have emerged as a promising platform for next-generation energy storage systems.
Topological transformations in metal–organic frameworks: a prospective design route?
We apply a topological approach based on the underlying net and transformation pattern concepts as well as on the ‘supernet–subnet’ formalism to uncover mechanisms of solid-state transformations in coordination polymers and metal–organic frameworks.
Three-dimensional electron diffraction: a powerful structural characterization technique for crystal engineering
The recent advances in three-dimensional electron diffraction (3D ED) are highlighted with a focus on its applications for investigating nanocrystals.
Metal–organic frameworks and their derivatives as electrode materials for Li-ion batteries: a mini review
Research progress on metal–organic frameworks and their derivatives as functional materials for lithium-ion battery applications has been presented.
Luminescent organic porous crystals from non-cyclic molecules and their applications
Photoluminescent organic porous crystals can be constructed from organic small molecules based on weak intermolecular interactions.
Mechanical twinning in organic crystals
Various kinds of organic crystals can deform beyond their elastic limit, show unique mechanical properties, and switch directions of anisotropic functions by mechanical twinning based on stress-induced molecular movements.
Gd(III)-Based inorganic polymers, metal–organic frameworks and coordination polymers for magnetic refrigeration
Gd(III)-based molecular magnetorefrigerants are reviewed and discussed in detail, with an emphasis on the synthetic strategy towards good stability and large magnetocaloric effect.
Compositionally graded crystals as a revived approach for new crystal engineering for the exploration of novel functionalities
Nanoscale compositionally graded crystals have huge potential to allow the exploration of new functionalities through crystal lattice modulation.
Applications of halide perovskites in X-ray detection and imaging
Some advanced and meaningful work was conducted on halide perovskites for X-ray detectors, and the performance of the corresponding X-ray detectors has reached new heights.
Metal–organic frameworks with ftw-type connectivity: design, pore structure engineering, and potential applications
The structure, pore size regulation, and potential applications of MOFs featuring ftw-type connectivity have been reviewed.
Along the road to crystal structure prediction (CSP) of pharmaceutical-like molecules
In this Highlight the most important approaches in CSP to tackle molecular flexibility are characterized. Their successful use for drug-like molecules emphasizes the maturity of zeroth order CSP, while limitations indicate places for improvement.
Mechanochemistry as an emerging tool for the preparation of sustained release urea cocrystals as a nitrogen source
Poor nitrogen usage efficiency of urea is one of the serious drawbacks that need urgent attention. This highlight focuses on the recent developments in mechanochemical synthesis of urea cocrystals as enhanced efficiency fertilizers.
Tremendous boost in the photocatalytic properties of g-C3N4: regulation from polymerization kinetics to crystal structure engineering
TOC diagram illustrates that a change in the degree of polymerization affects the intermolecular distance and promotes electron migration in the g-C3N4 framework.
Impurity incorporation in solution crystallization: diagnosis, prevention, and control
This work highlights recent advances in the diagnosis, prevention, and control of impurity incorporation during solution crystallization.
Enhancing the stability of active pharmaceutical ingredients by the cocrystal strategy
Cocrystal strategies to achieve excellent physiochemical performance under different environmental stress were highlighted here. The lattice energy and the energy barrier of degradation reactions are two pillars in a stable cocrystal construction.
Recent advances in melt crystallization, towards process intensification and technique development
This study summarizes the process models for the crystallization and sweating process, and several process intensification pathways and novel devices for melt crystallization. Also, the critical concerns for further research are discussed.
Ferroic phase transition molecular crystals
Recent developments in ferroic phase transition molecular crystals (ferroelectrics, ferroelastics, and multiferroics) are highlighted.
Non-stoichiometry and point native defects in non-oxide non-linear optical large single crystals: advantages and problems
Advances and limitations in the field of growing large, high optical quality single crystals of AgGaS2 (AGS), AgGaGeS4 (AGGS), ZnGeP2 (ZGP), LiInS2 (LIS), LiGaS2 (LGS), LiInSe2 (LISe), LiGaSe2 (LGSe) and LiGaTe2 (LGT) are considered in this article.
Molecular solid solutions for advanced materials – homeomorphic or heteromorphic
Crystalline molecular solid solutions are discussed on the basis of homeomorphism and heteromorphism of blended molecules.
Synthesis and electrocatalytic performance of ultrathin noble metal nanosheets
The research progress in the synthesis, structural characterization, and catalytic performance of ultrathin two-dimensional noble metal sheet nanostructures reported in the past decade is summarized.
C–H⋯NC hydrogen bonding in cyanobenzene-ethylenedithio-tetrathiafulvalene compounds
The importance of C–H⋯NC interactions, which although generally considered weak, are effective in the self-assembly of crystal structures.
Luminescent polymorphic crystals: mechanoresponsive and multicolor-emissive properties
Polymorphic organic crystals that can switch their photophysical properties in response to mechanical stimuli are highlighted.
Wet etching in β-Ga2O3 bulk single crystals
Wet etching is a simple and effective method to identify defects, fabricate patterns, and polish wafers of semiconductors. We highlight recent progress in wet etching of β-Ga2O3 substrates with an aim to comprehensively understand the etching behavior and mechanism.
Rational design, synthesis, and applications of carbon-assisted dispersive Ni-based composites
Herein, we review recent developments in the rational design and engineering of various carbon-assisted dispersive nickel-based composites, and boosted properties for protein adsorption and nitroaromatics reduction.
Molecular dynamics simulation of organic materials: structure, potentials and the MiCMoS computer platform
Molecular dynamics simulation shows atoms in action: liquids, crystals, mesophases, nanoparticles trace their paths in time, temperature and pressure in a computing platform designed for organic small molecules.
Post-synthetic modification within MOFs: a valuable strategy for modulating their ferroelectric performance
It is a great route designing new MOF ferroelectrics to enrich the scope of ferroelectrics or improving the ferroelectric performance to enhance the opportunity of applications through the strategy of post-synthetic modification (PSM).
Thallium-based heavy inorganic scintillators: recent developments and future perspectives
The current development status and future perspectives of Tl-based inorganic scintillators are highlighted in this study.
About this collection
This web collection contains the Highlight articles published in CrystEngComm in 2022.