Themed collection Most popular 2019-2020 materials and energy chemistry articles
Aqueous zinc ion batteries: focus on zinc metal anodes
This perspective discusses the main issues with Zn anodes and highlights recent strategies to improve their performance in aqueous zinc ion batteries.
Doping strategies for small molecule organic hole-transport materials: impacts on perovskite solar cell performance and stability
Dopants for small molecule-based organic hole-transport layers impact both perovskite solar cells initial performance and long-term stability.
Improving MOF stability: approaches and applications
This review summarizes recent advances in the design and synthesis of stable MOFs and highlights the relationships between the stability and functional applications.
First scaffolding approach to obtain tubular-shaped contorted aromatic architectures.
General synthesis of hierarchical sheet/plate-like M-BDC (M = Cu, Mn, Ni, and Zr) metal–organic frameworks for electrochemical non-enzymatic glucose sensing
This work reports the general fabrication of hierarchical sheet/plate-like M-BDC MOFs for electrochemical non-enzymatic glucose sensing.
Determining the role of oxygen vacancies in the photoelectrocatalytic performance of WO3 for water oxidation
A medium concentration of oxygen vacancies (VO ≈ 2%) is critical to the performance of WO3 photoanodes for solar water oxidation, enhancing charge separation and reducing recombination across all timescales examined.
A water-based and metal-free dye solar cell exceeding 7% efficiency using a cationic poly(3,4-ethylenedioxythiophene) derivative
A new cationic PEDOT derivative inhibits repulsion phenomena within iodine-based electrolytes, boosting the efficiency of aqueous solar cells.
Rational synthesis of interpenetrated 3D covalent organic frameworks for asymmetric photocatalysis
Covalent organic frameworks (COFs) show great promise as heterogeneous photocatalysts, but they have not yet been explored for asymmetric photocatalysis, which is important for the sustainable production of pharmaceuticals and fine chemicals.
Atomically dispersed Fe atoms anchored on COF-derived N-doped carbon nanospheres as efficient multi-functional catalysts
Fe isolated single-atom sites anchored on COF-derived N-doped carbon nanospheres as efficient multi-functional catalysts.
Remarkably efficient removal of toxic bromate from drinking water with a porphyrin–viologen covalent organic framework
A cationic COF removes carcinogenic bromate with a remarkable rate constant of 191.45 g mg−1 min−1.
A stable covalent organic framework for photocatalytic carbon dioxide reduction
A metal-decorated alkene-linked covalent organic framework is a robust, selective photocatalyst for CO2 reduction.
Modulation of circularly polarized luminescence through excited-state symmetry breaking and interbranched exciton coupling in helical push–pull organic systems
Solvent polarity effect on circularly polarized luminescence intensity was assessed in helical push–pull organic systems through excited-state symmetry breaking and interbranched exciton coupling.
Carbene metal amide photoemitters: tailoring conformationally flexible amides for full color range emissions including white-emitting OLED
Conformationally flexible “Carbene–Metal–Amide” (CMA) complexes of copper and gold show photoemissions across the visible spectrum, including mechanochromic behavior which led to the first CMA-based white light-emitting OLED.
A new design strategy for redox-active molecular assemblies with crystalline porous structures for lithium-ion batteries
A new design strategy for the high-performance organic cathode-active materials of lithium-ion batteries is presented, which involves the assembly of redox-active organic molecules with a crystalline porous structure.
Blue thermally activated delayed fluorescence emitters incorporating acridan analogues with heavy group 14 elements for high-efficiency doped and non-doped OLEDs
Blue thermally activated delayed fluorescence emitters incorporating phenazasiline and phenazagermine as donor units are developed, and their structural, photophysical, and electroluminescent properties are systematically investigated.
Ambient aqueous-phase synthesis of covalent organic frameworks for degradation of organic pollutants
Herein we report the first case of a β-ketoenamine based Michael addition–elimination reaction as well as ambient aqueous-phase synthesis of highly crystalline COF materials.
Zinc ion interactions in a two-dimensional covalent organic framework based aqueous zinc ion battery
We have demonstrated a hydroquinone stitched β-ketoenamine COF acting as an efficient organic cathode in an aqueous rechargeable zinc ion battery.
Plasmonic colloidosomes of black gold for solar energy harvesting and hotspots directed catalysis for CO2 to fuel conversion
Plasmonic black gold converts CO2 to methane using solar energy.
Turn on of sky-blue thermally activated delayed fluorescence and circularly polarized luminescence (CPL) via increased torsion by a bulky carbazolophane donor
The carbazolophane (Czp) donor unit is introduced to the design pool of donors in TADF emitters.
A new post-synthetic polymerization strategy makes metal–organic frameworks more stable
This work develops a new post-synthetic polymerization strategy to make various metal–organic frameworks more stable.
Pore-tuning to boost the electrocatalytic activity of polymeric micelle-templated mesoporous Pd nanoparticles
Understanding how mesoporous noble metal architectures affect electrocatalytic performance is very important for the rational design and preparation of high-performance electrocatalysts.
Controlled growth of imine-linked two-dimensional covalent organic framework nanoparticles
Highly crystalline, monodisperse, imine-linked covalent organic framework nanoparticles were obtained under Sc(OTf)3-catalyzed conditions and enlarged by a slow monomer addition technique that prevents secondary nucleation.
Free-standing supercapacitors from Kraft lignin nanofibers with remarkable volumetric energy density
A very simple method to enhance the low volumetric energy density of free-standing carbon nanofiber electrodes.
Ionic polypeptide tags for protein phase separation
Short ionic polypeptide tags were demonstrated to drive complex coacervation of globular proteins at physiological conditions while maintaining protein activity.
Efficient solar cells sensitized by a promising new type of porphyrin: dye-aggregation suppressed by double strapping
Doubly strapped porphyrin improved efficiency from 8.6% to 9.3% and finally to 10.6% through a combined approach of coadsorption and cosensitization.
Block co-polyMOFs: morphology control of polymer–MOF hybrid materials
Block copolymers were used to generate metal–organic frameworks (MOFs) as novel materials (block co-polyMOFs, BCPMOFs) with controlled morphologies.
Color-tunable lanthanide metal–organic framework gels
MOF gels with intrinsic emission color are prepared with 5-boronoisophthalic acid and Eu3+, Tb3+, and/or Dy3+. Single-metal gels exhibit trichromatic fluorescence, so full color emissions are readily obtained by tuning the type and/or ratio of Ln3+ ions to prepare mixed-metal gels. Nano-ribbons form from the precursors and then entangle together to generate the gels.
Rational molecular design for realizing high performance sky-blue-emitting gold(III) complexes with monoaryl auxiliary ligands and their applications for both solution-processable and vacuum-deposited organic light-emitting devices
Sky-blue-emitting arylgold(III) complexes have been synthesized for OLEDs with EQEs of up to 11.3%.
Carved nanoframes of cobalt–iron bimetal phosphide as a bifunctional electrocatalyst for efficient overall water splitting
Nanoframes of cobalt–iron bimetal phosphide enhance both HER and OER activities towards efficient overall water splitting.
Penetration depth tunable BODIPY derivatives for pH triggered enhanced photothermal/photodynamic synergistic therapy
Improving the deep-tissue phototherapy (PDT) efficiency in the near-infrared (NIR) region has become one of the major challenges in clinics for cancer treatment.
About this collection
This specially curated collection pulls together some of the most popular articles from 2019 and 2020 in the field of materials and energy chemistry. The collection presents some outstanding contributions to the field, ranging from perovskite solar cells to nanoparticle electrocatalysts, and as with all Chemical Science articles – they are all completely free to access and read. We hope you enjoy browsing through this collection.
Most popular 2019-2020 inorganic, main group and crystal engineering chemistry articles
Most popular 2019-2020 physical and theoretical chemistry articles
Most popular 2019-2020 organic chemistry articles
Most popular 2019-2020 catalysis articles
Most popular 2019-2020 analytical chemistry articles
Most popular 2019-2020 supramolecular chemistry articles
Most popular 2019-2020 chemical biology articles
Most popular 2019-2020 review articles