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Themed collection 2019 ChemSci Pick of the Week Collection

29 items
Open Access Edge Article

Observation of osmotically driven, highly controllable and reconfigurable oil/water phase separation

Osmotically driven, highly controllable and reconfigurable water–oil phase separation was achieved for the first time using ionic liquid systems.

Graphical abstract: Observation of osmotically driven, highly controllable and reconfigurable oil/water phase separation
From the themed collection: 2019 Chemical Science HOT Article Collection
Open Access Edge Article

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.

Graphical abstract: Plasmonic colloidosomes of black gold for solar energy harvesting and hotspots directed catalysis for CO2 to fuel conversion
From the themed collection: 2019 Chemical Science HOT Article Collection
Open Access Edge Article

Pore-size dominated electrochemical properties of covalent triazine frameworks as anode materials for K-ion batteries

Pore-size dominated K-ion storage behaviour in covalent triazine frameworks.

Graphical abstract: Pore-size dominated electrochemical properties of covalent triazine frameworks as anode materials for K-ion batteries
From the themed collection: 2019 Chemical Science HOT Article Collection
Open Access Edge Article

Rational design and implementation of a cucurbit[8]uril-based indicator-displacement assay for application in blood serum

In this study, we report the first supramolecular indicator displacement assay (IDA) based on cucurbit[n]uril (CBn) host and a [2.2]paracyclophane derivative as indicator that is operational in blood serum.

Graphical abstract: Rational design and implementation of a cucurbit[8]uril-based indicator-displacement assay for application in blood serum
From the themed collection: 2019 Chemical Science HOT Article Collection
Open Access Edge Article

Measuring proteins in H2O with 2D-IR spectroscopy

2D-IR spectroscopy is used to measure protein amide I bands in water, avoiding the need for deuteration. We show that H/D exchange affects protein vibrational relaxation dynamics and that the ability to perform 2D-IR in water enables blood serum protein analysis.

Graphical abstract: Measuring proteins in H2O with 2D-IR spectroscopy
From the themed collection: 2019 ChemSci Pick of the Week Collection
Open Access Edge Article

A natural solution to photoprotection and isolation of the potent polyene antibiotic, marinomycin A

Perfect partners for photoprotection: orally ingestible sporopollenin confers striking photoprotection to the powerful, polyene antibiotic, marinomycin A, as well as enabling its selective extraction.

Graphical abstract: A natural solution to photoprotection and isolation of the potent polyene antibiotic, marinomycin A
From the themed collection: 2019 ChemSci Pick of the Week Collection
Open Access Edge Article

Upcycling aromatic polymers through C–H fluoroalkylation

This work provides a platform C–H functionalization method that introduces fluoroalkyl groups onto commercial aromatic polymers and post-consumer plastic waste that improve their material properties.

Graphical abstract: Upcycling aromatic polymers through C–H fluoroalkylation
From the themed collection: 2019 ChemSci Pick of the Week Collection
Open Access Edge Article

Mixed-carbene cyclometalated iridium complexes with saturated blue luminescence

A new structural class of mixed-carbene cyclometalated iridium complexes with intense, high-purity blue luminescence are described.

Graphical abstract: Mixed-carbene cyclometalated iridium complexes with saturated blue luminescence
From the themed collection: 2019 ChemSci Pick of the Week Collection
Open Access Edge Article

Combination of gallium(III) with acetate for combating antibiotic resistant Pseudomonas aeruginosa

Combination of Ga(III) with acetate greatly enhances the antimicrobial activity of Ga(III) against P. aeruginosa, and shows promise to combat the crisis of antimicrobial resistance.

Graphical abstract: Combination of gallium(iii) with acetate for combating antibiotic resistant Pseudomonas aeruginosa
From the themed collection: 2019 ChemSci Pick of the Week Collection
Open Access Edge Article

Synthesis of sterically hindered 4,5-diarylphenanthrenes via acid-catalyzed bisannulation of benzenediacetaldehydes with alkynes

Acid-catalyzed bisannulation of benzenediacetaldehydes with alkynes provided a rapid access to sterically hindered 4,5-diarylphenanthrenes and multisubstituted phenanthrenes regioselectively.

Graphical abstract: Synthesis of sterically hindered 4,5-diarylphenanthrenes via acid-catalyzed bisannulation of benzenediacetaldehydes with alkynes
From the themed collection: 2019 ChemSci Pick of the Week Collection
Open Access Edge Article

Ionic liquid cations as methylation agent for extremely weak chalcogenido metalate nucleophiles

Imidazolium-based ionic liquids served to selectively methylate terminal chalcogenide ligands of chalcogenidometalate clusters [Sn10S16O4(SMe)4]4−, [Mn4Sn4Se13(SeMe)4]6−, and [Hg6Te10(TeMe)2]6−.

Graphical abstract: Ionic liquid cations as methylation agent for extremely weak chalcogenido metalate nucleophiles
From the themed collection: 2019 Chemical Science HOT Article Collection
Open Access Edge Article

Enantioseparation by crystallization using magnetic substrates

Enantiospecific crystallization of the three amino acids asparagine (Asn), glutamic acid hydrochloride (Glu·HCl) and threonine (Thr), induced by ferromagnetic (FM) substrates, is reported.

Graphical abstract: Enantioseparation by crystallization using magnetic substrates
From the themed collection: 2019 Chemical Science HOT Article Collection
Open Access Edge Article

Mapping binary copolymer property space with neural networks

We map the property space of binary copolymers to understand how copolymerisation can be used to tune the optoelectronic properties of polymers.

Graphical abstract: Mapping binary copolymer property space with neural networks
From the themed collection: 2019 ChemSci Pick of the Week Collection
Open Access Edge Article

A sulfonium tethered peptide ligand rapidly and selectively modifies protein cysteine in vicinity

A unique peptide stabilization method provides a tethered sulfonium that can rapidly and selectively modify protein cysteine in close vicinity.

Graphical abstract: A sulfonium tethered peptide ligand rapidly and selectively modifies protein cysteine in vicinity
From the themed collection: 2019 ChemSci Pick of the Week Collection
Open Access Edge Article

Targeting triple-negative breast cancer cells using Dengue virus-mimicking pH-responsive framboidal triblock copolymer vesicles

Dengue fever-mimicking pH-responsive framboidal triblock copolymer vesicles enable delivery of a nucleic acid payload to the nuclei of triple-negative breast cancer cells.

Graphical abstract: Targeting triple-negative breast cancer cells using Dengue virus-mimicking pH-responsive framboidal triblock copolymer vesicles
From the themed collection: 2019 ChemSci Pick of the Week Collection
Open Access Edge Article

Helical orbitals and circular currents in linear carbon wires

Disubstituted odd-carbon cumulenes are linear carbon wires with helical π-orbitals, which results in circular current around the wire.

Graphical abstract: Helical orbitals and circular currents in linear carbon wires
From the themed collection: 2019 Chemical Science HOT Article Collection
Open Access Edge Article

Aqueous acid-based synthesis of lead-free tin halide perovskites with near-unity photoluminescence quantum efficiency

Aqueous acid-based synthesis of lead-free tin halide perovskites with near-unity photoluminescence quantum efficiency and high chemical yield is described.

Graphical abstract: Aqueous acid-based synthesis of lead-free tin halide perovskites with near-unity photoluminescence quantum efficiency
From the themed collection: 2019 ChemSci Pick of the Week Collection
Open Access Edge Article

Carbon monoxide insertion at a heavy p-block element: unprecedented formation of a cationic bismuth carbamoyl

The first insertion reaction of CO with a molecular complex of the heavy p-block elements is reported (principal quantum number > 4).

Graphical abstract: Carbon monoxide insertion at a heavy p-block element: unprecedented formation of a cationic bismuth carbamoyl
From the themed collection: 2019 ChemSci Pick of the Week Collection
Open Access Edge Article

A catalytic protein–proteomimetic complex: using aromatic oligoamide foldamers as activators of RNase S

An aromatic oligoamide foldamer acts as an α-helix mimetic and binds to the RNase S-protein resulting in restoration of its catalytic function.

Graphical abstract: A catalytic protein–proteomimetic complex: using aromatic oligoamide foldamers as activators of RNase S
From the themed collection: 2019 Chemical Science HOT Article Collection
Open Access Edge Article

Controlling a burn: outer-sphere gating of hydroxylamine oxidation by a distal base in cytochrome P460

One amino acid makes the difference between a metalloenzyme and a metalloprotein in two otherwise effectively identical cytochrome P460s.

Graphical abstract: Controlling a burn: outer-sphere gating of hydroxylamine oxidation by a distal base in cytochrome P460
From the themed collection: 2019 ChemSci Pick of the Week Collection
Open Access Edge Article

Chiral phosphoric acid-catalyzed enantioselective construction of structurally diverse benzothiazolopyrimidines

Chiral phosphoric acid catalyzed the formal [4+2]-cycloaddition of 2-benzothiazolimines with enecarbamates to provide benzothiazolopyrimidines with up to 99% yield and >99% ee.

Graphical abstract: Chiral phosphoric acid-catalyzed enantioselective construction of structurally diverse benzothiazolopyrimidines
From the themed collection: 2019 ChemSci Pick of the Week Collection
Open Access Edge Article

ppm Pd-catalyzed, Cu-free Sonogashira couplings in water using commercially available catalyst precursors

A new catalyst that derives from commercially available precursors for copper-free, Pd-catalyzed Sonogashira reactions at the sustainable ppm level of precious metal palladium under mild aqueous micellar conditions has been developed.

Graphical abstract: ppm Pd-catalyzed, Cu-free Sonogashira couplings in water using commercially available catalyst precursors
From the themed collection: 2019 Chemical Science HOT Article Collection
Open Access Edge Article

Catalytic asymmetric allylation of aldehydes with alkenes through allylic C(sp3)–H functionalization mediated by organophotoredox and chiral chromium hybrid catalysis

We have developed a catalytic asymmetric nucleophilic allylation of aldehydes using simple alkenes as pronucleophiles without relying on stoichiometric metals.

Graphical abstract: Catalytic asymmetric allylation of aldehydes with alkenes through allylic C(sp3)–H functionalization mediated by organophotoredox and chiral chromium hybrid catalysis
From the themed collection: 2019 Chemical Science HOT Article Collection
Open Access Edge Article

An Al-doped SrTiO3 photocatalyst maintaining sunlight-driven overall water splitting activity for over 1000 h of constant illumination

The development of robust and efficient water splitting photocatalysts overcomes a long-standing barrier to sustainable large-scale solar hydrogen evolution systems.

Graphical abstract: An Al-doped SrTiO3 photocatalyst maintaining sunlight-driven overall water splitting activity for over 1000 h of constant illumination
From the themed collection: 2019 ChemSci Pick of the Week Collection
Open Access Edge Article

A molecular picture of surface interactions of organic compounds on prevalent indoor surfaces: limonene adsorption on SiO2

Integration of experiment, theory and modeling to understand the interaction type and kinetics of limonene on silica surfaces.

Graphical abstract: A molecular picture of surface interactions of organic compounds on prevalent indoor surfaces: limonene adsorption on SiO2
From the themed collection: 2019 ChemSci Pick of the Week Collection
Open Access Edge Article

Influence of intramolecular secondary sphere hydrogen-bonding interactions on cytochrome c oxidase inspired low-spin heme–peroxo–copper complexes

Structural/electronic influence of metalloenzyme-inspired synthetic heme–peroxo–copper models containing intramolecular hydrogen bonding interactions.

Graphical abstract: Influence of intramolecular secondary sphere hydrogen-bonding interactions on cytochrome c oxidase inspired low-spin heme–peroxo–copper complexes
From the themed collection: 2019 ChemSci Pick of the Week Collection
Open Access Edge Article

Hollow nanoreactors for Pd-catalyzed Suzuki–Miyaura coupling and O-propargyl cleavage reactions in bio-relevant aqueous media

We describe the fabrication of hollow microspheres consisting of mesoporous silica nanoshells decorated with an inner layer of palladium nanoparticles and their use as Pd-nanoreactors in aqueous media.

Graphical abstract: Hollow nanoreactors for Pd-catalyzed Suzuki–Miyaura coupling and O-propargyl cleavage reactions in bio-relevant aqueous media
From the themed collection: 2019 ChemSci Pick of the Week Collection
Open Access Edge Article

An integrated-molecular-beacon based multiple exponential strand displacement amplification strategy for ultrasensitive detection of DNA methyltransferase activity

An ultra-sensitive biosensor using only two DNA oligos to initiate multiple signal amplification cycles.

Graphical abstract: An integrated-molecular-beacon based multiple exponential strand displacement amplification strategy for ultrasensitive detection of DNA methyltransferase activity
From the themed collection: 2019 Chemical Science HOT Article Collection
Open Access Edge Article

Waterproof architectures through subcomponent self-assembly

Construction of metal–organic containers that are soluble and stable in water can be challenging – we present diverse strategies that allow the synthesis of kinetically robust water-soluble architectures via subcomponent self-assembly.

Graphical abstract: Waterproof architectures through subcomponent self-assembly
From the themed collection: 2019 Chemical Science HOT Article Collection
29 items

About this collection

In 2018, the Chemical Science Editorial Team launched ‘ChemSci Pick of the Week’ as a means to select and promote our favourite articles from the week and share them with the wider chemical community. This on-going web collection showcases all ChemSci Picks from 2019.

All ChemSci Picks are promoted via Twitter and have an accompanying news article posted via our website.

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