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Themed collection Dalton Transactions HOT Articles

77 items - Showing page 1 of 2
Perspective

Constructing chiral polyoxometalate assemblies via supramolecular approaches

Chirality generation, induced chirality transfer, and the functionalization of polyoxometalate-based complexes and their self-assembly constructed through supramolecular approach are systematically reviewed.

Graphical abstract: Constructing chiral polyoxometalate assemblies via supramolecular approaches
From the themed collection: 2021 Frontier and Perspective articles
Perspective

Metal–organic frameworks with the gyroid surface: structures and applications

This review article summarizes the assembly, structures, and topologies of gyroidal metal–organic frameworks. Their applications in gas adsorption, catalysis, sensors, and luminescent materials are also discussed in detail.

Graphical abstract: Metal–organic frameworks with the gyroid surface: structures and applications
From the themed collection: 2021 Frontier and Perspective articles
Perspective

Control of guest binding behavior of metal-containing host molecules by ligand exchange

Structural transformation driven by ligand exchange was effectively utilized to control the host–guest binding behavior of metal-containing host molecules.

Graphical abstract: Control of guest binding behavior of metal-containing host molecules by ligand exchange
From the themed collection: 2021 Frontier and Perspective articles
Perspective

Luminescent metal–organic frameworks as chemical sensors based on “mechanism–response”: a review

The comprehensive review systematically summarizes the recent developments in the study of LMOFs as chemical sensors based on “mechanism–response”.

Graphical abstract: Luminescent metal–organic frameworks as chemical sensors based on “mechanism–response”: a review
From the themed collection: 2021 Frontier and Perspective articles
Perspective

Recent advances in pincer–nickel catalyzed reactions

The utility of pincer−nickel complexes in catalyzing reactions such as cross−coupling, oxidation, (de)hydrogenation, hydrofunctionalization, C−H activation and CO2 functionalization has been reviewed from a synthetic and mechanistic point of view.

Graphical abstract: Recent advances in pincer–nickel catalyzed reactions
From the themed collection: 2021 Frontier and Perspective articles
Perspective

Recent progresses in luminescent metal–organic frameworks (LMOFs) as sensors for the detection of anions and cations in aqueous solution

This work mainly reviews the recent progresses in luminescent metal–organic frameworks (LMOFs) as sensors for detecting various metal ions and anions in aqueous solutions.

Graphical abstract: Recent progresses in luminescent metal–organic frameworks (LMOFs) as sensors for the detection of anions and cations in aqueous solution
From the themed collection: 2021 Frontier and Perspective articles
Perspective

Myoglobins engineered with artificial cofactors serve as artificial metalloenzymes and models of natural enzymes

Replacement of heme in an oxygen-binding hemoprotein with artificial cofactors provides artificial metalloenzymes as well as enzyme models.

Graphical abstract: Myoglobins engineered with artificial cofactors serve as artificial metalloenzymes and models of natural enzymes
From the themed collection: 2021 Frontier and Perspective articles
Perspective

Hydrogen bond regulated hydrogen sulfate ion recognition: an overview

This review article summarizes the advancement of hydrogen bonding driven different photo-process (PT, ESIPT, ICT, PET, CHEF, TBET) based optical detection of HSO4 during the past two decades.

Graphical abstract: Hydrogen bond regulated hydrogen sulfate ion recognition: an overview
From the themed collection: 2021 Frontier and Perspective articles
Perspective

Words in supramolecular chemistry: the ineffable advances of polyiodide chemistry

Foundations of the discording vocabulary of novel supramolecular interactions lay onto polyiodide chemistry. Reviewing advancements in the field, we tackle I⋯I contacts understanding, rationalization, and language on semantic and scientific grounds.

Graphical abstract: Words in supramolecular chemistry: the ineffable advances of polyiodide chemistry
From the themed collection: 2021 Frontier and Perspective articles
Frontier

Recent progress in the design and synthesis of zeolite-like metal–organic frameworks (ZMOFs)

ZMOFs are a subset of MOFs that exhibit zeolite-like topologies. Using molecular building block strategy, many ZMOFs with high stability and excellent performance can be rationally designed and synthesized using different secondary building units.

Graphical abstract: Recent progress in the design and synthesis of zeolite-like metal–organic frameworks (ZMOFs)
From the themed collection: 2021 Frontier and Perspective articles
Open Access Frontier

2-D spin crossover materials at the nanometric scale: the effects of the size-reduction on the magnetic properties

This minireview summarizes the most important synthetic methodologies for obtaining 2-D FeII SCO particles in the nanometric scale and their SCO magnetic behavior.

Graphical abstract: 2-D spin crossover materials at the nanometric scale: the effects of the size-reduction on the magnetic properties
From the themed collection: 2021 Frontier and Perspective articles
Frontier

Solid-state redox couple mediated water splitting

The solid-state redox couple is a vital charge transfer medium for electrochemical water splitting.

Graphical abstract: Solid-state redox couple mediated water splitting
From the themed collection: 2021 Frontier and Perspective articles
Frontier

Recent strategies to improve the photoactivity of metal–organic frameworks

The current state-of-the-art strategies to improve the photoactivity of metal–organic frameworks are summarized.

Graphical abstract: Recent strategies to improve the photoactivity of metal–organic frameworks
From the themed collection: 2021 Frontier and Perspective articles
Open Access Frontier

Magnetic properties of high entropy oxides

This Frontier article highlights the distinctive magnetic properties of high entropy oxides and the possible research directions for future explorations.

Graphical abstract: Magnetic properties of high entropy oxides
From the themed collection: 2021 Frontier and Perspective articles
Communication

Robust covalent organic frameworks with tailor-made chelating sites for synergistic capture of U(VI) ions from highly acidic radioactive waste

A synergistic strategy for enhancing U(VI) capture under highly acidic condition (2 M HNO3) by radiation resistant phosphonate-grafted two-dimensional covalent organic frameworks with tailor-made binding sites bearing a strong affinity was described.

Graphical abstract: Robust covalent organic frameworks with tailor-made chelating sites for synergistic capture of U(vi) ions from highly acidic radioactive waste
From the themed collection: Dalton Transactions HOT Articles
Communication

Formation of a tris(catecholato) iron(III) complex with a nature-inspired cyclic peptoid ligand

Siderophore-mimicking catechol-containing macrocyclic peptoids were synthesized, and their Fe(III) complexes were characterized. The 3-Fe(III) complex exhibited stable tris-complex with a 1 : 1 stoichiometry.

Graphical abstract: Formation of a tris(catecholato) iron(iii) complex with a nature-inspired cyclic peptoid ligand
From the themed collection: Dalton Transactions HOT Articles
Communication

Direct bottom-up synthesis of size-controlled monodispersed single-layer magnesium hydroxide nanosheets modified with tripodal ligands

In situ modification of magnesium hydroxide with tris(hydroxymethyl)aminomethane enables direct synthesis of monodispersed single-layer hybrid magnesium hydroxide nanosheets with controllable lateral sizes in a sub-micrometer range.

Graphical abstract: Direct bottom-up synthesis of size-controlled monodispersed single-layer magnesium hydroxide nanosheets modified with tripodal ligands
From the themed collection: Dalton Transactions HOT Articles
Communication

Synthesis, characterization, and polymerization of capped paddlewheel porous cages

Octahedral paddlewheel-based porous coordination cages capped by dicarboxylate supporting ligands are described. Polymerization of these structures provides access to a new phase with enhanced thermal stability and porosity.

Graphical abstract: Synthesis, characterization, and polymerization of capped paddlewheel porous cages
From the themed collection: Dalton Transactions HOT Articles
Communication

Theoretical investigation of tetrahedral distortion of four-coordinate iron(II) centres in FePd(CN)4

The Jahn–Teller-like effect on the tetrahedral geometry of d6 iron(II) is caused by its unequally occupied e orbitals with non-bonding nature.

Graphical abstract: Theoretical investigation of tetrahedral distortion of four-coordinate iron(ii) centres in FePd(CN)4
From the themed collection: Dalton Transactions HOT Articles
Communication

Fluorinated metal organic frameworks, MFFIVE-Ni-L (M = Fe/Al, L = pyr), with coordinatively unsaturated metal site for CO2 separation from flue gas in the presence of humidity by computational methods

CO2 capture from flue gas compositon (i.e. CO2/N2 = 15/85) under humid condition in coordinatively unsaturated (CUS) square pillared fluorinated metal organic framework (MOF) is computationally investigated with newly derived specific forcerfield.

Graphical abstract: Fluorinated metal organic frameworks, MFFIVE-Ni-L (M = Fe/Al, L = pyr), with coordinatively unsaturated metal site for CO2 separation from flue gas in the presence of humidity by computational methods
From the themed collection: Dalton Transactions HOT Articles
Paper

Vanadium aminophenolates in catechol oxidation: conformity with Finke's common catalyst hypothesis

Six aminophenolate V-complexes were evaluated in 3,5-DTBC oxidation. All complexes are converted via H2O2 assisted leaching to catalytically active catecholate complexes, with a characteristic EPR spectrum, obeying Finke's common catalyst hypothesis.

Graphical abstract: Vanadium aminophenolates in catechol oxidation: conformity with Finke's common catalyst hypothesis
From the themed collection: Dalton Transactions HOT Articles
Paper

Stoner enhancement from interstitial electrons in Y2C toward a spontaneous ferromagnetic electride

We reveal that the origin of the magnetism in Y2C electrides is attributed to the Stoner instability of interstitial electrons.

Graphical abstract: Stoner enhancement from interstitial electrons in Y2C toward a spontaneous ferromagnetic electride
From the themed collection: Dalton Transactions HOT Articles
Paper

Few-nm-sized, phase-pure Au5Sn intermetallic nanoparticles: synthesis and characterization

Few-nm-sized, phase-pure Au5Sn intermetallic nanoparticles (IMNPs) were synthesized by co-reduction of Au3+ and Sn2+ precursors with the ratio of 6 : 4 in the presence of oleylamine. Optical and catalytic properties of the Au5Sn IMNPs were compared to those of pure Au NPs.

Graphical abstract: Few-nm-sized, phase-pure Au5Sn intermetallic nanoparticles: synthesis and characterization
From the themed collection: Dalton Transactions HOT Articles
Paper

Studies on gold(I) and gold(III) alcohol functionalised NHC complexes

The studies cover synthesis of chiral NHC pre-ligands; generation of Au(I)/Au(III) NHC complexes; screening of catalytic ability and XRD characterization.

Graphical abstract: Studies on gold(i) and gold(iii) alcohol functionalised NHC complexes
From the themed collection: Dalton Transactions HOT Articles
Paper

Bright bluish-green emitting Cu(I) complexes exhibiting efficient thermally activated delayed fluorescence

Three strongly emissive Cu(I) complexes exhibiting bright bluish-green thermally activated delayed fluorescence in the solid state with high quantum yield up to 91% were synthesized and characterized.

Graphical abstract: Bright bluish-green emitting Cu(i) complexes exhibiting efficient thermally activated delayed fluorescence
From the themed collection: Dalton Transactions HOT Articles
Paper

Investigation of vanadium(III) and vanadium(IV) compounds supported by the linear diaminebis(phenolate) ligands: correlation between structures and magnetic properties

A family of non-oxidovanadium(III) and oxido-vanadium(IV)-salan compounds has been prepared and characterized by chemical and physical techniques.

Graphical abstract: Investigation of vanadium(iii) and vanadium(iv) compounds supported by the linear diaminebis(phenolate) ligands: correlation between structures and magnetic properties
From the themed collection: Dalton Transactions HOT Articles
Paper

KLa(0.95−x)GdxF4:Eu3+ hexagonal phase nanoparticles as luminescent probes for in vitro Huh-7 cancer cell imaging

Strong and site selective red-emitting photoluminescent/MRI multi-functional KLa(0.95−x)GdxF4:Eu3+ (x = 0–0.4) bio-compatible nanomaterials for targeted in-vitro liver cancer cell imaging.

Graphical abstract: KLa(0.95−x)GdxF4:Eu3+ hexagonal phase nanoparticles as luminescent probes for in vitro Huh-7 cancer cell imaging
From the themed collection: Dalton Transactions HOT Articles
Paper

Formation of Ni(II)-phenoxyl radical complexes by O2: a mechanistic insight into the reaction of Ni(II)-phenol complexes with O2

The reaction of Ni(II)-(phenol)(phenolate) complexes with O2 gave the Ni(II)-phenoxyl radical complexes assisted by CH3OH. This reaction was concluded to undergo via the proton transfer–electron transfer type mechanism without redox of the Ni ion.

Graphical abstract: Formation of Ni(ii)-phenoxyl radical complexes by O2: a mechanistic insight into the reaction of Ni(ii)-phenol complexes with O2
From the themed collection: Dalton Transactions HOT Articles
Paper

The mechanism of the gold(I)-catalyzed Meyer–Schuster rearrangement of 1-phenyl-2-propyn-1-ol via 4-endo-dig cyclization

Solvent polarity affects the mechanism of the Meyer–Schuster rearrangement of 1-phenyl-2-propyn-1-ol, with apolar solvents triggering the active role of the counterion.

Graphical abstract: The mechanism of the gold(i)-catalyzed Meyer–Schuster rearrangement of 1-phenyl-2-propyn-1-ol via 4-endo-dig cyclization
From the themed collection: Dalton Transactions HOT Articles
Paper

A new class of DyIII-SIMs associated with a guanidine-based ligand

The diverse relaxation dynamics of a series of DyIII-based SIMs resulting from the coordinated molecules and counter anions were elucidated by structural analysis, magnetic investigations and ab initio calculations.

Graphical abstract: A new class of DyIII-SIMs associated with a guanidine-based ligand
From the themed collection: Dalton Transactions HOT Articles
Paper

A ferrocene-based pseudopeptide chiroptical switch

A ferrocene pseudopeptide chiroptical switch sensitive to solvent exchange and acid addition with a response in the visible region of CD spectra.

Graphical abstract: A ferrocene-based pseudopeptide chiroptical switch
From the themed collection: Dalton Transactions HOT Articles
Paper

In situ sulfidation of porous sponge-like CuO/SiW11Co into Cu2S/SiW11Co as stabilized and efficient counter electrode for quantum dot-sensitized solar cells

The assembled CdS/CdSe/ZnS QDSSC with Cu2S/2%-SiW11Co CE prepared by in situ sulfidation shows enhanced stability and efficiency (5.94%) compared with QDSSC equipped with conventional Cu2S/brass CE (4.96%).

Graphical abstract: In situ sulfidation of porous sponge-like CuO/SiW11Co into Cu2S/SiW11Co as stabilized and efficient counter electrode for quantum dot-sensitized solar cells
From the themed collection: Dalton Transactions HOT Articles
Paper

Four new Cu6S6 cluster-based coordination compounds: synthesis, crystal structures and fluorescence properties

For the first time, the Cu6S6 clusters are connected to 1D inorganic CuCN (or CuSCN) chains through mercaptopyrimidine derivatives and obtain the extended arrays, providing a new strategy to construct the Cu6S6 cluster-based coordination compounds.

Graphical abstract: Four new Cu6S6 cluster-based coordination compounds: synthesis, crystal structures and fluorescence properties
From the themed collection: Dalton Transactions HOT Articles
Paper

Spray-dried assembly of 3D N,P-Co-doped graphene microspheres embedded with core–shell CoP/MoP@C nanoparticles for enhanced lithium-ion storage

A novel synthesis route was developed for the fabrication of 3D N,P dual-atom doped graphene (G-NP) microspheres embedded with core–shell CoP@C and MoP@C nanoparticles (CoP@C⊂G-NP and MoP@C⊂G-NP) as anode materials for lithium-ion batteries.

Graphical abstract: Spray-dried assembly of 3D N,P-Co-doped graphene microspheres embedded with core–shell CoP/MoP@C nanoparticles for enhanced lithium-ion storage
From the themed collection: Dalton Transactions HOT Articles
Paper

Syntheses, crystal structures, and biological evaluations of new dinuclear platinum(II) complexes with 1,2,4-triazole derivatives as bridging ligands

A paddlewheel-like dinuclear platinum(II) complex exhibits a moderate inhibition against PTP1B and an antiproliferative activity against HepG2 cells comparable to that of cisplatin.

Graphical abstract: Syntheses, crystal structures, and biological evaluations of new dinuclear platinum(ii) complexes with 1,2,4-triazole derivatives as bridging ligands
From the themed collection: Dalton Transactions HOT Articles
Paper

Luminescent cyclometalated platinum(II) complexes with acyclic diaminocarbene ligands: structural, photophysical and biological properties

We report new cyclometalated Pt(II) complexes bearing acyclic diaminocarbene (ADC) ligands, which feature competitive phosphorescence quantum yields, aggregation induced emission and cytotoxic activity towards tumor cell lines.

Graphical abstract: Luminescent cyclometalated platinum(ii) complexes with acyclic diaminocarbene ligands: structural, photophysical and biological properties
From the themed collection: Dalton Transactions HOT Articles
Paper

HKUST-1 MOF in reline deep eutectic solvent: synthesis and phase transformation

The HKUST-1 MOF can not only be synthesized in the green deep eutectic solvent reline (choline chloride/urea 1 : 2) but also converts, upon heating in reline, to a 2D non-porous structure incorporating chloride anions.

Graphical abstract: HKUST-1 MOF in reline deep eutectic solvent: synthesis and phase transformation
From the themed collection: Dalton Transactions HOT Articles
Paper

A spin-crossover phenomenon in a 2D heterometallic coordination polymer with [Pd(SCN)4]2− building blocks

The first spin-crossover example of a two-dimensional coordination polymer containing [Pd(SCN)4]2− building blocks was explored.

Graphical abstract: A spin-crossover phenomenon in a 2D heterometallic coordination polymer with [Pd(SCN)4]2− building blocks
From the themed collection: Dalton Transactions HOT Articles
Paper

A copper(II)-based porous metal–organic framework for the efficient and rapid capture of toxic oxo-anion pollutants from water

A porous cationic metal–organic framework was rationally achieved with nanosized channels, and it exhibited the capability to efficiently capture environmentally toxic Cr2O72− and MnO4 anions.

Graphical abstract: A copper(ii)-based porous metal–organic framework for the efficient and rapid capture of toxic oxo-anion pollutants from water
From the themed collection: Dalton Transactions HOT Articles
Paper

Biomimetic catalysts of iron-based metal–organic frameworks with high peroxidase-mimicking activity for colorimetric biosensing

Two MOFs exhibit distinct secondary building units (SBUs) and topological structures, which could be used as biomimetic catalysts for the systematic comparisons of structural characteristics and the catalytic activity.

Graphical abstract: Biomimetic catalysts of iron-based metal–organic frameworks with high peroxidase-mimicking activity for colorimetric biosensing
From the themed collection: Dalton Transactions HOT Articles
Paper

Melamine-assisted synthesis of porous V2O3/N-doped carbon hollow nanospheres for efficient sodium-ion storage

V2O3/NC hollow nanospheres were synthesized by hydrothermal reaction and carbonization treatment. Under the effects of hollow architecture and carbon-coated structure, V2O3/NC HSs exhibited high specific capacitance and excellent cycling stability.

Graphical abstract: Melamine-assisted synthesis of porous V2O3/N-doped carbon hollow nanospheres for efficient sodium-ion storage
From the themed collection: Dalton Transactions HOT Articles
Paper

A pyridyl-decorated Zr-organic framework for enhanced gas separation and CO2 transformation

A stable pyridyl-decorated zirconium MOF, Py-UiO-66, was easily synthesized, and shows selective capture of C2H2 and CO2 rather than CH4, and high catalytic efficiency in CO2 cycloaddition.

Graphical abstract: A pyridyl-decorated Zr-organic framework for enhanced gas separation and CO2 transformation
From the themed collection: Dalton Transactions HOT Articles
Paper

P-type doping in 2M-WS2 for a complete phase diagram

In this work, we realized p-type doping and drew a complete carrier density versus temperature phase diagram of the newly discovered 2M-WS2.

Graphical abstract: P-type doping in 2M-WS2 for a complete phase diagram
From the themed collection: Dalton Transactions HOT Articles
Paper

A-site cation with high vibrational motion in ABX3 perovskite effectively induces dielectric phase transition

A hybrid perovskite material with dielectric phase transition obtained by the introduction of a moving group.

Graphical abstract: A-site cation with high vibrational motion in ABX3 perovskite effectively induces dielectric phase transition
From the themed collection: Dalton Transactions HOT Articles
Paper

A trapped hexaaqua CoII complex between the polyanionic sheets of decavanadate reveals high axial anisotropy and field induced SIM behaviour

A hexaaqua CoII complex within the anionic metal oxide cluster of decavanadates reveals easy-axis anisotropy and field induced SIM behaviour with a high energy barrier for the spin reversal process.

Graphical abstract: A trapped hexaaqua CoII complex between the polyanionic sheets of decavanadate reveals high axial anisotropy and field induced SIM behaviour
From the themed collection: Dalton Transactions HOT Articles
Paper

A water-stable multi-responsive luminescent Zn-MOF sensor for detecting TNP, NZF and Cr2O72− in aqueous media

A water-stable Zn-MOF has been solvothermally synthesized, which exhibits multi-responsive detection of TNP, NZF and Cr2O72− in aqueous media.

Graphical abstract: A water-stable multi-responsive luminescent Zn-MOF sensor for detecting TNP, NZF and Cr2O72− in aqueous media
From the themed collection: Dalton Transactions HOT Articles
Paper

Gd3+-activated narrowband ultraviolet-B persistent luminescence through persistent energy transfer

Gd3+-activated narrow-band ultraviolet-B persistent phosphors can be developed from Pr3+-, Pb2+- or Bi3+-activated ultraviolet-C or ultraviolet-B persistent phosphors through persistent energy transfer.

Graphical abstract: Gd3+-activated narrowband ultraviolet-B persistent luminescence through persistent energy transfer
From the themed collection: Dalton Transactions HOT Articles
Paper

Synthesis and characterisation of boranediyl- and diboranediyl-bridged diplatinum A-frame complexes

(Di)boranediyl-bridged diplatinum A-frame complexes were synthesised by the twofold oxidative addition of dihalo(di)boranes to a bis(diphosphine)-bridged diplatinum(0) precursor and were characterised by NMR spectroscopy and X-ray crystallography.

Graphical abstract: Synthesis and characterisation of boranediyl- and diboranediyl-bridged diplatinum A-frame complexes
From the themed collection: Dalton Transactions HOT Articles
Paper

Immunogenicity and cytotoxicity of a platinum(IV) complex derived from capsaicin

A platinum(IV) complex DCP acts as a chemoimmunotherapeutic agent and induces cancer cell death by damaging DNA, stimulating immunogenic response, and enhancing phagocytosis.

Graphical abstract: Immunogenicity and cytotoxicity of a platinum(iv) complex derived from capsaicin
From the themed collection: Dalton Transactions HOT Articles
Paper

Cis,cis,trans-[PtIVCl2(NH3)2(perillato)2], a dual-action prodrug with excellent cytotoxic and antimetastatic activity

The insertion of perillic acid in cisplatin-based antitumor Pt(IV) prodrugs confers them antimetastatic properties.

Graphical abstract: Cis,cis,trans-[PtIVCl2(NH3)2(perillato)2], a dual-action prodrug with excellent cytotoxic and antimetastatic activity
From the themed collection: Dalton Transactions HOT Articles
Paper

Metal–organic framework (MOF) composite materials for photocatalytic CO2 reduction under visible light

We designed and synthesized TVPT-MOFs, combined with g-C3N4, and the yield of CO2 reduction could reach 56 μmol·g−1·h−1.

Graphical abstract: Metal–organic framework (MOF) composite materials for photocatalytic CO2 reduction under visible light
From the themed collection: Dalton Transactions HOT Articles
Paper

Flexible amorphous metal–organic frameworks with π Lewis acidic pore surface for selective adsorptive separations

Adsorption of VOCs and selective separation of LHs are achieved by using flexible aMOFs with π Lewis acidic pore surfaces.

Graphical abstract: Flexible amorphous metal–organic frameworks with π Lewis acidic pore surface for selective adsorptive separations
From the themed collection: Dalton Transactions HOT Articles
Paper

Calcium catalyzed enantioselective intramolecular alkene hydroamination with chiral C2-symmetric bis-amide ligands

Enantioselective catalysis with calcium catalysts is challenging due to facile loss of the chiral spectator ligand. Herein a series of bis-amide calcium catalysts with chiral binaphtalene bridges is introduced.

Graphical abstract: Calcium catalyzed enantioselective intramolecular alkene hydroamination with chiral C2-symmetric bis-amide ligands
From the themed collection: Dalton Transactions HOT Articles
Paper

A review on the recently developed promising infrared nonlinear optical materials

The synthesis, characterization and performance of the new developed promising IR NLO materials with outstanding performances and good crystal growth habits are summarized and analyzed.

Graphical abstract: A review on the recently developed promising infrared nonlinear optical materials
From the themed collection: Dalton Transactions HOT Articles
Paper

Transformation of various multicenter bondings within bicapped-square antiprismatic motifs: Z-rearrangement

Mutual rearrangements in the whole series of bicapped-square antiprismatic closo-C2B8H10 are reported. High-quality computations and experimentally observed thermal rearrangements disprove the earlier postulated dsd (diamond-square-diamond) scheme for these isomerizations.

Graphical abstract: Transformation of various multicenter bondings within bicapped-square antiprismatic motifs: Z-rearrangement
From the themed collection: Dalton Transactions HOT Articles
Paper

Rational design of lanthanide nano periodic mesoporous organosilicas (Ln-nano-PMOs) for near-infrared emission

Three nano-sized Periodic Mesoporous Organosilicas (PMOs) were synthesized and post-modification was employed to two PMOs to introduce Ln3+ coordination sites. Two PMOs (DPA-PMO and ePMO) showed characteristic NIR (Nd3+, Yb3+) emission.

Graphical abstract: Rational design of lanthanide nano periodic mesoporous organosilicas (Ln-nano-PMOs) for near-infrared emission
From the themed collection: Dalton Transactions HOT Articles
Paper

Photorelease of a metal-binding pharmacophore from a Ru(II) polypyridine complex

As a potential prodrug concept, a metal-binding metalloenzyme inhibitor fragment can be released via light from a Ru(II) polypyridine complex.

Graphical abstract: Photorelease of a metal-binding pharmacophore from a Ru(ii) polypyridine complex
From the themed collection: Dalton Transactions HOT Articles
Paper

Investigation of the biological and photophysicochemical properties of new non-peripheral fluorinated phthalocyanines

The photophysicochemical and biological properties of new fluorinated phthalocyanines were examined. The synergistic effect of phthalocyanines used as colorants in ink formulas with other chemicals available was investigated for the first time.

Graphical abstract: Investigation of the biological and photophysicochemical properties of new non-peripheral fluorinated phthalocyanines
From the themed collection: Dalton Transactions HOT Articles
Paper

Lead-free, stable orange-red-emitting hybrid copper based organic–inorganic compounds

A lead-free, stable orange-red-emitting material (PEA)4Cu4I4 with a high photoluminescence quantum yield of 68% was successfully prepared by a facile strategy.

Graphical abstract: Lead-free, stable orange-red-emitting hybrid copper based organic–inorganic compounds
From the themed collection: Dalton Transactions HOT Articles
Paper

Surface peptide functionalization of zeolitic imidazolate framework-8 for autonomous homing and enhanced delivery of chemotherapeutic agent to lung tumor cells

This work demonstrates a new one-pot strategy for realizing a surface-functionalized zeolitic imidazolate framework that actively targets cancer cells via an autonomous homing peptide system to deliver a chemotherapeutic payload effectively.

Graphical abstract: Surface peptide functionalization of zeolitic imidazolate framework-8 for autonomous homing and enhanced delivery of chemotherapeutic agent to lung tumor cells
From the themed collection: Dalton Transactions HOT Articles
Open Access Paper

Catalytic antioxidant nanocomposites based on sequential adsorption of redox active metal complexes and polyelectrolytes on nanoclay particles

A superoxide dismutase mimicking nanocomposite of remarkable functional and colloidal stability was developed by sequential adsorption of polyelectrolytes and metal complexes on nanoclay particles.

Graphical abstract: Catalytic antioxidant nanocomposites based on sequential adsorption of redox active metal complexes and polyelectrolytes on nanoclay particles
From the themed collection: Dalton Transactions HOT Articles
Paper

The cooperative effect of the sorption of volatile molecules into metal–oxide frameworks as a function of the dielectric constant

Iso-polyoxomolybdates as molecular separation units: The formation of quasi-liquid layer as driven factor to govern the sorption of volatile molecules through the dielectric constant into the giant POMs.

Graphical abstract: The cooperative effect of the sorption of volatile molecules into metal–oxide frameworks as a function of the dielectric constant
From the themed collection: Dalton Transactions HOT Articles
Paper

0D ultrafine ruthenium quantum dot decorated 3D porous graphitic carbon nitride with efficient charge separation and appropriate hydrogen adsorption capacity for superior photocatalytic hydrogen evolution

Ultrafine Ru quantum dot decorated 3D porous g-C3N4 (U-Ru/3DpCN) photocatalysts were prepared. The optimal photocatalyst U-1Ru/3DpCN achieves an excellent H2 evolution of 2945.47 μmol g−1 h−1 under visible light with a high AQE of 9.5% at 420 nm.

Graphical abstract: 0D ultrafine ruthenium quantum dot decorated 3D porous graphitic carbon nitride with efficient charge separation and appropriate hydrogen adsorption capacity for superior photocatalytic hydrogen evolution
From the themed collection: Dalton Transactions HOT Articles
Paper

Molecular 1,1′-bifunctional mixed-valence P–P compounds, enabled through metal complexation

Synthesis of a new class of 1,1′-bifunctional phosphanylidene phosphorane complexes (A, C) is described and the chemistry of dinuclear diphosphene complex B investigated in terms of 1,1- vs. 1,2-addition reactions.

Graphical abstract: Molecular 1,1′-bifunctional mixed-valence P–P compounds, enabled through metal complexation
From the themed collection: Dalton Transactions HOT Articles
Paper

Photodynamic activity of Sn(IV) tetrathien-2-ylchlorin against MCF-7 breast cancer cells

The utility of Sn(IV) tetraarylchlorins for use as photosensitizer dyes in photodynamic therapy is assessed.

Graphical abstract: Photodynamic activity of Sn(iv) tetrathien-2-ylchlorin against MCF-7 breast cancer cells
From the themed collection: Dalton Transactions HOT Articles
Open Access Paper

Pentamethyl- and 1,2,4-tri(tert-butyl)cyclopentadienyl containing p-block complexes – differences and similarities

The sterically encumbered cyclopentadienyl ligand 1,2,4-(Me3C)3C5H2 (Cp′′′) effectively stabilizes the main group metals of Al, Ga, In, Ge and Sn with σ- or π-bonds.

Graphical abstract: Pentamethyl- and 1,2,4-tri(tert-butyl)cyclopentadienyl containing p-block complexes – differences and similarities
From the themed collection: Dalton Transactions HOT Articles
Paper

Helpful correlations to estimate the pKa of coordinated HNO: a potential–pH exploration in a pendant-arm cyclam-based ruthenium nitroxyl

The acidity of bound HNO in [Ru(Lpy)(HNO)]2+ in water is the lowest reported to date. The pKa(HNO) values in several ruthenium-based species correlate with the redox potential of the {RuNO}6,7 and {RuNO}7,8 couples.

Graphical abstract: Helpful correlations to estimate the pKa of coordinated HNO: a potential–pH exploration in a pendant-arm cyclam-based ruthenium nitroxyl
From the themed collection: Dalton Transactions HOT Articles
Paper

Syntheses and evaluation of new hydrophilic azacryptands used as masking agents of technetium in solvent extraction processes

New azacryptands with the addition of hydrophilic groups were synthesized to bind selectively the pertechnetate anion in nitric acid medium, and avoid its extraction in the separation process.

Graphical abstract: Syntheses and evaluation of new hydrophilic azacryptands used as masking agents of technetium in solvent extraction processes
From the themed collection: Dalton Transactions HOT Articles
Paper

Two-dimensional ultrathin surfactant-encapsulating polyoxometalate assemblies as carriers for monodispersing noble-metal nanoparticles with high catalytic activity and stability

The Ag/DODA-PMo12 composite demonstrates a high catalytic efficiency in the catalytic reduction of 4-nitrobenzene.

Graphical abstract: Two-dimensional ultrathin surfactant-encapsulating polyoxometalate assemblies as carriers for monodispersing noble-metal nanoparticles with high catalytic activity and stability
From the themed collection: Dalton Transactions HOT Articles
Paper

ZnAlMCM-41: a very ecofriendly and reusable solid acid catalyst for the highly selective synthesis of 1,3-dioxanes by the Prins cyclization of olefins

A very ecofriendly, highly active and reusable mesostructured ZnAlMCM-41(75) catalyst used in the Prins cyclization of olefins has unprecedented catalytic activity among other microporous and mesoporous catalysts.

Graphical abstract: ZnAlMCM-41: a very ecofriendly and reusable solid acid catalyst for the highly selective synthesis of 1,3-dioxanes by the Prins cyclization of olefins
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