Themed collection Dalton Transactions HOT Articles

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Open Access Perspective

Ruthenium-nitrosyl complexes as NO-releasing molecules, potential anticancer drugs, and photoswitches based on linkage isomerism

The progress in the design and synthesis of ruthenium-nitrosyl complexes, the role of photoinduced linkage isomerization in NO photorelease and possible medical and optical applications are discussed.

Graphical abstract: Ruthenium-nitrosyl complexes as NO-releasing molecules, potential anticancer drugs, and photoswitches based on linkage isomerism
From the themed collection: 2022 Frontier and Perspective articles
Perspective

Insights into organic–inorganic hybrid molecular materials: organoimido functionalized polyoxomolybdates

Lindqvist hexamolybdates with organoimido functionalization offer the possibility of developing new POM-based organic–inorganic hybrid materials.

Graphical abstract: Insights into organic–inorganic hybrid molecular materials: organoimido functionalized polyoxomolybdates
From the themed collection: 2022 Frontier and Perspective articles
Perspective

Engineering transition metal catalysts for large-current-density water splitting

Recent progress of noble metal-free electrocatalysts toward large-current-density water electrolysis has been summarized

Graphical abstract: Engineering transition metal catalysts for large-current-density water splitting
From the themed collection: 2022 Frontier and Perspective articles
Perspective

Recent advances in photorelease complexes for therapeutic applications

A review covering the past five years of research into photoactive molecules that release a potential therapeutic upon light irradiation.

Graphical abstract: Recent advances in photorelease complexes for therapeutic applications
From the themed collection: 2022 Frontier and Perspective articles
Perspective

Rational design for gold nanoparticle-based plasmonic catalysts and electrodes for water oxidation towards artificial photosynthesis

Rationally material-designed hot-electron transfer-type plasmonic photocatalysts and electrodes for the oxygen evolution reaction provide a playing field in artificial photosynthesis.

Graphical abstract: Rational design for gold nanoparticle-based plasmonic catalysts and electrodes for water oxidation towards artificial photosynthesis
From the themed collection: 2022 Frontier and Perspective articles
Perspective

Are smart delivery systems the solution to overcome the lack of selectivity of current metallodrugs in cancer therapy?

Smart drug delivery systems have been reported to target primary cancers or metastases, where the metallodrugs are released in a controlled and selective way triggered by specific tumour-related stimuli.

Graphical abstract: Are smart delivery systems the solution to overcome the lack of selectivity of current metallodrugs in cancer therapy?
From the themed collection: 2022 Frontier and Perspective articles
Perspective

The principle of detailed balancing, the iron-catalyzed disproportionation of hydrogen peroxide, and the Fenton reaction

Over 200 publications report mechanisms that violate the principle of detailed balancing; a 10-step core mechanism is proposed that avoids these problems.

Graphical abstract: The principle of detailed balancing, the iron-catalyzed disproportionation of hydrogen peroxide, and the Fenton reaction
From the themed collection: 2022 Frontier and Perspective articles
Perspective

Pt(IV) antitumor prodrugs: dogmas, paradigms, and realities

Pt(IV) complexes are promising antitumor prodrugs releasing active Pt(II) moieties. Multi-functional Pt(IV) complexes contain two or more synergistic moieties. Many Pt(IV) prodrugs show encouraging pharmacological profiles.

Graphical abstract: Pt(iv) antitumor prodrugs: dogmas, paradigms, and realities
From the themed collection: 2022 Frontier and Perspective articles
Frontier

Simultaneous binding of heme and Cu with amyloid β peptides: active site and reactivities

Active site environment of simultaneously bound heme and Cu with amyloid β (Aβ) peptides and its reactivities with small molecues like O2, NO and NO2- associated with Alzheimer's disease.

Graphical abstract: Simultaneous binding of heme and Cu with amyloid β peptides: active site and reactivities
From the themed collection: 2022 Frontier and Perspective articles
Frontier

Synthesis and reactivity of heterometallic complexes containing Mg- or Zn-metalloligands

Herein, recent advances of heterometallic complexes containing Mg- or Zn-metalloligands are reviewed. They consist of two parts: (i) synthetic approaches and (ii) stoichiometric and catalytic reactivities.

Graphical abstract: Synthesis and reactivity of heterometallic complexes containing Mg- or Zn-metalloligands
From the themed collection: 2022 Frontier and Perspective articles
Frontier

Photo- and triboluminescent pyridinophane Cu complexes: new organometallic tools for mechanoresponsive materials

We summarize the development of Cu complexes with conformationally fluxional pyridinophane ligands as new organometallic tools to make versatile mechanoresponsive polymers, where mechanical action on the bulk material exerts an effect on molecular behavior, and vice versa.

Graphical abstract: Photo- and triboluminescent pyridinophane Cu complexes: new organometallic tools for mechanoresponsive materials
From the themed collection: 2022 Frontier and Perspective articles
Open Access Frontier

Computational mechanistic studies of ruthenium catalysed methanol dehydrogenation

This Frontiers article summarizes the reported computational research performed on ruthenium catalyzed methanol dehydrogenation reactions performed in the past decade, and serves as a guide for future research.

Graphical abstract: Computational mechanistic studies of ruthenium catalysed methanol dehydrogenation
From the themed collection: 2022 Frontier and Perspective articles
Frontier

Base-stabilized formally zero-valent mono and diatomic molecular main-group compounds

This review covers the recent developments of the molecular atomic and diatomic compounds of s- and p-block elements in formally zero-oxidation state. Their reactivity is highlighted, and their structure and bonding are described.

Graphical abstract: Base-stabilized formally zero-valent mono and diatomic molecular main-group compounds
From the themed collection: 2022 Frontier and Perspective articles
Frontier

X-ray absorption spectra of f-element complexes: insight from relativistic multiconfigurational wavefunction theory

The calculation of X-ray absorption structures with relativistic multiconfiguration ab-initio wavefunction approaches helps elucidating metal-ligand bonding in lanthanide and actinide complexes.

Graphical abstract: X-ray absorption spectra of f-element complexes: insight from relativistic multiconfigurational wavefunction theory
From the themed collection: 2022 Frontier and Perspective articles
Communication

Mechanistic study on reduction of nitric oxide to nitrous oxide using a dicopper complex

Theoretical computation reveals busy electron transfer during NO reduction by a dinuclear copper complex.

Graphical abstract: Mechanistic study on reduction of nitric oxide to nitrous oxide using a dicopper complex
From the themed collection: Dalton Transactions HOT Articles
Communication

A platinum-based fluorescent “turn on” sensor to decipher the reduction of platinum(IV) prodrugs

Herein, we report a platinum(IV)-based fluorescent “turn on” sensor to investigate the reduction of platinum(IV) prodrugs by simply and conveniently testing the fluorescence intensity.

Graphical abstract: A platinum-based fluorescent “turn on” sensor to decipher the reduction of platinum(iv) prodrugs
From the themed collection: Dalton Transactions HOT Articles
Communication

An ultrahigh-loading single-site Zn catalyst for efficient and ambient hydrogen generation from silanes

A ball milling strategy was developed to prepare a 28.3 wt% ultrahigh-loading single-site Zn catalyst with outstanding catalytic activity for the production of hydrogen from silanes.

Graphical abstract: An ultrahigh-loading single-site Zn catalyst for efficient and ambient hydrogen generation from silanes
From the themed collection: Dalton Transactions HOT Articles
Open Access Communication

Reaction of a bis(pentafulvene)titanium complex with an N-heterocyclic olefin: C–H-activation leads to resonance between a titanium vinyl and titanium alkylidene complex

Elucidating the bonding situation in a titanium complex with an anionic N-heterocyclic olefin ligand.

Graphical abstract: Reaction of a bis(pentafulvene)titanium complex with an N-heterocyclic olefin: C–H-activation leads to resonance between a titanium vinyl and titanium alkylidene complex
From the themed collection: Dalton Transactions HOT Articles
Communication

Modification of metallic and non-metallic sites in pentasupertetrahedral chalcogenidometalate clusters for third-order nonlinear optical response

Four isostructural P2 chalcogenide clusters have been isolated via mixed-metal strategy. The continuous-regulation of optical limiting performance have been realized through precise controlled substitution of cations and anions.

Graphical abstract: Modification of metallic and non-metallic sites in pentasupertetrahedral chalcogenidometalate clusters for third-order nonlinear optical response
From the themed collection: Dalton Transactions HOT Articles
Communication

Synthesis of the open-shell 3d-transition metal(II) bis(phosphinidenide) [Mn{P(sIDipp)}2]

The synthesis and characterization of the first homoleptic open-shell transition metal phosphinidenide is presented.

Graphical abstract: Synthesis of the open-shell 3d-transition metal(ii) bis(phosphinidenide) [Mn{P(sIDipp)}2]
From the themed collection: Dalton Transactions HOT Articles
Paper

Might Cu(II) binding, DNA cleavage and radical production by YadA fragments be involved in the promotion of F. nucleatum related cancers?

Fragments of F. nucleatum outer membrane proteins and their transition metal complexes cleave DNA and promote reactive oxygen species formation. Therefore, they are responsible for oxidative stress which consequently may lead to cell damage.

Graphical abstract: Might Cu(ii) binding, DNA cleavage and radical production by YadA fragments be involved in the promotion of F. nucleatum related cancers?
From the themed collection: Dalton Transactions HOT Articles
Paper

Frustrated Lewis pair chemistry of hydride sponges

Hydride and proton sponges together form a Frustrated Lewis pair that cleaves NH3, H2O, PH3, H2S, H2Se and HCN but not dihydrogen, although the formal dihydrogen adduct, obtained in a synthetic detour, is stable to air and moisture and up to 100 °C.

Graphical abstract: Frustrated Lewis pair chemistry of hydride sponges
From the themed collection: Dalton Transactions HOT Articles
Paper

Tungsten and molybdenum dinitrogen complexes supported by a pentadentate tetrapodal phosphine ligand: comparative spectroscopic, electrochemical and reactivity studies

The tungsten dinitrogen complex [W(N2)(PMe2PPPh2)] is compared to its molybdenum analogue. Detailed (IR-spectro)electrochemical investigations were made. In the presence of SmI2/H2O the W complex mediates the conversion of N2 to 2.75 equiv. ammonia.

Graphical abstract: Tungsten and molybdenum dinitrogen complexes supported by a pentadentate tetrapodal phosphine ligand: comparative spectroscopic, electrochemical and reactivity studies
From the themed collection: Dalton Transactions HOT Articles
Paper

Pentazolate coordination polymers self-assembled by in situ generated [Pb4(OH)4]4+ cubic cations trapping cyclo-N5

A series of cyclo-N5-based energetic coordination polymers [Pb(OH)]4(N5)4, [Pb(OH)]4(N5)3(NO3)(H2O)3, and [Pb(OH)]4(N5)3(ClO4)(H2O) were self-assembled by in situ generated [Pb4(OH)4]4+ cubic cations trapping cyclo-N5.

Graphical abstract: Pentazolate coordination polymers self-assembled by in situ generated [Pb4(OH)4]4+ cubic cations trapping cyclo-N5−
From the themed collection: Dalton Transactions HOT Articles
Open Access Paper

A combination of proton spin diffusion NMR and molecular simulations to probe supramolecular assemblies of organic molecules in nanoporous materials

A combination of high-resolution 1H MAS NMR and molecular simulations is used to distinguish between two aggregation states of (1R,2S)-ephedrine occluded within microporous AFI materials.

Graphical abstract: A combination of proton spin diffusion NMR and molecular simulations to probe supramolecular assemblies of organic molecules in nanoporous materials
From the themed collection: Dalton Transactions HOT Articles
Paper

High-yielding preparation of hierarchically branched carbon nanotubes derived from zeolitic imidazolate frameworks for enhanced electrochemical K+ storage

High-yielding preparation of branched N-doping carbon nanotubes can be realized by carbonizing ZnCo-ZIF nanotubes. Due to the unique architecture and N-doping, such branched carbon nanotubes show excellent electrochemical K+ storage performance.

Graphical abstract: High-yielding preparation of hierarchically branched carbon nanotubes derived from zeolitic imidazolate frameworks for enhanced electrochemical K+ storage
From the themed collection: Dalton Transactions HOT Articles
Paper

Homochiral imidazolium-based dicarboxylate silver(I) compounds: synthesis, characterisation and antimicrobial properties

Ag(I) complexes derived from chiral imidazolium-based dicarboxylate ligands have shown good antimicrobial activity toward Gram-negative bacteria. A chirality-antimicrobial tendency has been revealed.

Graphical abstract: Homochiral imidazolium-based dicarboxylate silver(i) compounds: synthesis, characterisation and antimicrobial properties
From the themed collection: Dalton Transactions HOT Articles
Open Access Paper

Photoactivatable bis(thiosemicarbazone) derivatives for copper-64 radiotracer synthesis

In recent years, copper-64 and copper-67 have been considered as a useful theranostic pair in nuclear medicine. Here, we report a photochemically-mediated approach for radiolabelling biologically relevant protein with copper radionuclides.

Graphical abstract: Photoactivatable bis(thiosemicarbazone) derivatives for copper-64 radiotracer synthesis
From the themed collection: Dalton Transactions HOT Articles
Open Access Paper

Hydrogen-bonded cobalt(II)-organic framework: normal and reverse spin-crossover behaviours

A novel cobalt(II) complex with a hydrogen-bonded diamond framework exhibited a spin-crossover behaviour with an asymmetric thermal hysteresis loop.

Graphical abstract: Hydrogen-bonded cobalt(ii)-organic framework: normal and reverse spin-crossover behaviours
From the themed collection: Dalton Transactions HOT Articles
Paper

Formation of NiFe-MOF nanosheets on Fe foam to achieve advanced electrocatalytic oxygen evolution

A facile approach was proposed to construct NiFe-MOF nanosheets on Fe foam (FF) that shows impressive electrocatalytic OER performance with an overpotential of 216 mV at 50 mA cm−2, and outstanding stability (beyond 50 h at 200 mA cm−2).

Graphical abstract: Formation of NiFe-MOF nanosheets on Fe foam to achieve advanced electrocatalytic oxygen evolution
From the themed collection: Dalton Transactions HOT Articles
Paper

Complexes of Zn(II) with a mixed tryptanthrin derivative and curcumin chelating ligands as new promising anticancer agents

A facile strategy toward the synthesis of theranostic curcumin–tryptanthrin–Zn(II) complexes for cancer-specific therapy is demonstrated.

Graphical abstract: Complexes of Zn(ii) with a mixed tryptanthrin derivative and curcumin chelating ligands as new promising anticancer agents
From the themed collection: Dalton Transactions HOT Articles
Open Access Paper

Comparing London dispersion pnictogen–π interactions in naphthyl-substituted dipnictanes

The importance of London dispersion in heavy main group element chemistry is demonstrated for naphthyl-substituted dipnictanes using a combination of X-ray diffraction and quantum chemistry.

Graphical abstract: Comparing London dispersion pnictogen–π interactions in naphthyl-substituted dipnictanes
From the themed collection: Dalton Transactions HOT Articles
Open Access Paper

Enantiopure and racemic radical-cation salts of B(mandelate)2 and B(2-chloromandelate)2 anions with BEDT-TTF

Chiral and racemic BEDT-TTF salts with spiroborate anions [B(mandelate)2] and [B(2-chloromandelate)2], where helical crystals are obtained when using spiroborate anions with enantiopure ligands.

Graphical abstract: Enantiopure and racemic radical-cation salts of B(mandelate)2− and B(2-chloromandelate)2− anions with BEDT-TTF
From the themed collection: Dalton Transactions HOT Articles
Paper

Use of vibrational spectroscopy to identify the formation of neptunyl–neptunyl interactions: a paired density functional theory and Raman spectroscopy study

Identification of spectral signals associated with neptunyl–neptunyl interactions from acid solutions using density functional theory.

Graphical abstract: Use of vibrational spectroscopy to identify the formation of neptunyl–neptunyl interactions: a paired density functional theory and Raman spectroscopy study
From the themed collection: Dalton Transactions HOT Articles
Paper

Novel cyclen-polyiodide complexes: a reappraisal of I–I covalent and secondary bond limits

Diprotonated cyclen stabilizes I82− in the solid state showing unique I–I distances. A reappraisal of accepted threshold values for primary and secondary bonding in selected polyiodides is presented, with implications for their current validity.

Graphical abstract: Novel cyclen-polyiodide complexes: a reappraisal of I–I covalent and secondary bond limits
From the themed collection: Dalton Transactions HOT Articles
Paper

Heteroleptic iron(II) complexes of chiral 2,6-bis(oxazolin-2-yl)-pyridine (PyBox) and 2,6-bis(thiazolin-2-yl)pyridine ligands – the interplay of two different ligands on the metal ion spin sate

The spin-crossover properties of [Fe(LR)L][ClO4]2 (LR = a chiral PyBox {L1R} or ThioPyBox {L2R} derivative) show subtle differences depending on the tridentate ‘L’ co-ligand.

Graphical abstract: Heteroleptic iron(ii) complexes of chiral 2,6-bis(oxazolin-2-yl)-pyridine (PyBox) and 2,6-bis(thiazolin-2-yl)pyridine ligands – the interplay of two different ligands on the metal ion spin sate
From the themed collection: Dalton Transactions HOT Articles
Open Access Paper

Heteroleptic mer-[Cr(NNN)(CN)3] complexes: synthetic challenge, structural characterization and photophysical properties

The heteroleptic mer-[Cr(L)(CN)3] (L = tpy, ddpd, dqp) complexes with their C2v-symmetrical [CrC3N3] luminescent chromophores represent the missing links between pseudo-octahedral [CrN6] and [CrC6] units found in their well-known homoleptic parents.

Graphical abstract: Heteroleptic mer-[Cr(N∩N∩N)(CN)3] complexes: synthetic challenge, structural characterization and photophysical properties
From the themed collection: Dalton Transactions HOT Articles
Paper

The chameleon-like nature of elusive cobalt–oxygen intermediates in C–H bond activation reactions

C–H bond activation in which reaction rates are correlated with the pKa of C–H bonds proceeds via a PCET(PT) mechanism.

Graphical abstract: The chameleon-like nature of elusive cobalt–oxygen intermediates in C–H bond activation reactions
From the themed collection: Dalton Transactions HOT Articles
Paper

Inserting protonated phenanthroline derivatives into the interchain voids of anionic halometallate units to generate hybrid materials with tunable photochromic performance

We offer a general method for tuning the photochromic functionality of a hybrid halometallate via inserting coplanar phenanthroline derivatives into the interchain voids of anionic chlorobismuthate chains.

Graphical abstract: Inserting protonated phenanthroline derivatives into the interchain voids of anionic halometallate units to generate hybrid materials with tunable photochromic performance
From the themed collection: Dalton Transactions HOT Articles
Paper

Application of 3D mullite fiber matrix as a lithiophilic interlayer in lithium metal anodes

The lithiophilic 3D mullite fiber sheet can guide and accommodate the lithium deposition inside the porous structure avoiding the accumulation of dead Li, thus promoting cell lifetime and stabilizing the cycling behavior.

Graphical abstract: Application of 3D mullite fiber matrix as a lithiophilic interlayer in lithium metal anodes
From the themed collection: Dalton Transactions HOT Articles
Paper

Alignment of strontium hexaferrite, by cold compaction of anisotropic non-magnetically interacting crystallites

Goethite and hematite with targeted morphologies dry mixed and cold-pressed with SrCO3, with subsequent sintering to achieve highly aligned hexaferrite. Goethite needles offered the best alignment both magnetically and crystallographically.

Graphical abstract: Alignment of strontium hexaferrite, by cold compaction of anisotropic non-magnetically interacting crystallites
From the themed collection: Dalton Transactions HOT Articles
Paper

Luminescent iridium(III) dipyrrinato complexes: synthesis, X-ray structures, and DFT and photocytotoxicity studies of glycosylated derivatives

Synthesis and studies of luminescent Ir(III) dipyrrinato complexes are reported. The ER targeting glycosylated Ir(III) dipyrrinato complexes are able to cause ER stress after singlet oxygen generation leading to cell apoptosis.

Graphical abstract: Luminescent iridium(iii) dipyrrinato complexes: synthesis, X-ray structures, and DFT and photocytotoxicity studies of glycosylated derivatives
From the themed collection: Dalton Transactions HOT Articles
Paper

Ru doped molybdenum-based nanowire arrays for efficient hydrogen evolution over a broad pH range

The synthesized Ru–MoP NWAS/CFP electrode exhibited distinguished electrocatalytic performance toward the HER over a broad pH range.

Graphical abstract: Ru doped molybdenum-based nanowire arrays for efficient hydrogen evolution over a broad pH range
From the themed collection: Dalton Transactions HOT Articles
Paper

Solution-processed light-induced multilevel non-volatile wearable memory device based on CsPb2Br5 perovskite

Despite the recent advancements in memory devices, the quest for building materials with low power consumption is still on, with the ultimate focus on the durability of the system and reliability and reproducibility of its performance.

Graphical abstract: Solution-processed light-induced multilevel non-volatile wearable memory device based on CsPb2Br5 perovskite
From the themed collection: Dalton Transactions HOT Articles
Paper

Reactivity of a fluorine-containing dirhodium tetracarboxylate compound with proteins

[cis-Rh2(OAc)2(tfa)2] has been synthesized and its reaction with RNase A and lysozyme was analyzed using a combination of different techniques, including fluorine NMR and X-ray crystallography.

Graphical abstract: Reactivity of a fluorine-containing dirhodium tetracarboxylate compound with proteins
From the themed collection: Dalton Transactions HOT Articles
Paper

Insights into the gold(I)-catalyzed intermolecular annulations of alkynes with N-allenamides: a mechanistic DFT study

The Au(I)-catalyzed intermolecular annulation of 2-(1-alkynyl)-2-alken-1-one 1a with N-allenamide 2a is driven by the higher reactivity of the gold all-carbon 1,3-dipole species A than the gold allylic carbocation B, rather than the easier access to A.

Graphical abstract: Insights into the gold(i)-catalyzed intermolecular annulations of alkynes with N-allenamides: a mechanistic DFT study
From the themed collection: Dalton Transactions HOT Articles
Paper

Ohmic heating-assisted synthesis and characterization of Zn(II), Cu(II) and Pd(II) complexes of heterocyclic-fused chlorins

The ohmic heating synthesis, spectroscopic properties and thermal-behaviour of Zn(II), Cu(II) and Pd(II) complexes of heterocyclic-fused chlorins are described.

Graphical abstract: Ohmic heating-assisted synthesis and characterization of Zn(ii), Cu(ii) and Pd(ii) complexes of heterocyclic-fused chlorins
From the themed collection: Dalton Transactions HOT Articles
Paper

Activating the oxygen electrocatalytic activity of layer-structured Ca0.5CoO2 nanofibers by iron doping

Layer-structured Ca0.5CoO2 nanofibers were synthesized using an electrospinning process, and the mass activity and intrinsic activity are dramatically enhanced with iron doping.

Graphical abstract: Activating the oxygen electrocatalytic activity of layer-structured Ca0.5CoO2 nanofibers by iron doping
From the themed collection: Dalton Transactions HOT Articles
Paper

Defect engineered SnO2 nanoparticles enable strong CO2 chemisorption toward efficient electroconversion to formate

The ultrahigh oxygen vacancy content enhances the conductivity and CO2 chemisorption of SnO2 nanoparticles for an efficient conversion of CO2 into formate.

Graphical abstract: Defect engineered SnO2 nanoparticles enable strong CO2 chemisorption toward efficient electroconversion to formate
From the themed collection: Dalton Transactions HOT Articles
Paper

Selective hydrogenolysis of 5-hydroxymethylfurfural to 2,5-dimethylfuran over cobalt nanoparticle inlaid cobalt phyllosilicate

A metal–acid bifunctional catalyst, cobalt nanoparticle inlaid cobalt phyllosilicate (CoSi-PS), was fabricated. CoSi-PS exhibited excellent catalytic performance for the hydrogenolysis reaction of HMF to produce liquid 2,5-dimethylfuran biofuel.

Graphical abstract: Selective hydrogenolysis of 5-hydroxymethylfurfural to 2,5-dimethylfuran over cobalt nanoparticle inlaid cobalt phyllosilicate
From the themed collection: Dalton Transactions HOT Articles
Paper

Polymorphism and optical, magnetic and thermal properties of the either phyllo- or inosilicate-analogous borosulfate Cu[B2(SO4)4]

Reaction of Cu2[(OH)2CO3], H3BO3 and oleum yields either inosilicate-analogous α-Cu[B2(SO4)4] or the new phyllosilicate-analogous β-Cu[B2(SO4)4], both subject to Jahn–Teller distortion; two polymorphs of Cu(HSO4)2 and Cu[S2O7] are also reported.

Graphical abstract: Polymorphism and optical, magnetic and thermal properties of the either phyllo- or inosilicate-analogous borosulfate Cu[B2(SO4)4]
From the themed collection: Dalton Transactions HOT Articles
Paper

Nanoporous germanium prepared by a mechanochemical reaction with enhanced lithium storage properties

Nanoporous Z–Ge was fabricated via a mechanochemical reaction with Mg2Ge and ZnCl2, exhibiting long-term cycling stability in Li-ion batteries.

Graphical abstract: Nanoporous germanium prepared by a mechanochemical reaction with enhanced lithium storage properties
From the themed collection: Dalton Transactions HOT Articles
Paper

Sterically rigid bismuth pincer complexes; observation of the growing polymer chain in polar monomer polymerisation

A family of pyridine dipyrrolide bismuth complexes have been prepared and investigated as initiators for the ring-opening polymerisation of lactide monomers.

Graphical abstract: Sterically rigid bismuth pincer complexes; observation of the growing polymer chain in polar monomer polymerisation
From the themed collection: Dalton Transactions HOT Articles
Paper

Hetero- and homoleptic binuclear gold(I)–thiolate and –halide complexes – ligand exchange kinetics and supramolecular structures

The kinetics and mechanism of a rapid intermolecular ligand exchange between heteroleptic dinuclear gold(I) complexes with thiolate and halide ligands were investigated by variable-temperature NMR spectroscopy.

Graphical abstract: Hetero- and homoleptic binuclear gold(i)–thiolate and –halide complexes – ligand exchange kinetics and supramolecular structures
From the themed collection: Dalton Transactions HOT Articles
Paper

Synthesis, structure and aromaticity of metallapyridinium complexes

Rhenapyridinium complexes are synthesized from the reaction of ReCl3(PMePh2)3 with o-ethynyl benzonitriles. These fused metallaaromatics contain both Hückel π-aromatic metallapyridinium rings and σ-aromatic rhenacyclopropene units.

Graphical abstract: Synthesis, structure and aromaticity of metallapyridinium complexes
From the themed collection: Dalton Transactions HOT Articles
Paper

A hierarchically porous TiO2@C membrane with oxygen vacancies: a novel platform for enhancing the catalytic conversion of polysulfides

A self-supported TiO2−x@C membrane with superiorities relating to the presence of defects, its structure, and its components achieves efficient polysulfide adsorption and catalytic transformation performance, supporting its use in Li–S batteries.

Graphical abstract: A hierarchically porous TiO2@C membrane with oxygen vacancies: a novel platform for enhancing the catalytic conversion of polysulfides
From the themed collection: Dalton Transactions HOT Articles
Paper

A tumor microenvironment-responsive Co/ZIF-8/ICG/Pt nanoplatform for chemodynamic and enhanced photodynamic antitumor therapy

A tumor microenvironment-responsive nanoplatform Co/ZIF-8/ICG/Pt (CZIP) was successfully constructed for chemodynamic therapy (CDT) and enhanced photodynamic therapy (PDT).

Graphical abstract: A tumor microenvironment-responsive Co/ZIF-8/ICG/Pt nanoplatform for chemodynamic and enhanced photodynamic antitumor therapy
From the themed collection: Dalton Transactions HOT Articles
Paper

Enhancing the peroxidase-like activity of MIL-88B by ligand exchange with polydopamine

A simple ligand exchange method with polydopamine was used to synthesize PDA-MIL-88B with enhanced peroxidase-like activity.

Graphical abstract: Enhancing the peroxidase-like activity of MIL-88B by ligand exchange with polydopamine
From the themed collection: Dalton Transactions HOT Articles
Paper

Robust MOF-derived carbon-supported bimetallic Ni–Co catalysts for aqueous phase hydrodeoxygenation of vanillin

MOF-derived carbon-supported bimetallic Ni–Co catalysts exhibited excellent catalytic activity and high stability for aqueous phase hydrodeoxygenation of vanillin.

Graphical abstract: Robust MOF-derived carbon-supported bimetallic Ni–Co catalysts for aqueous phase hydrodeoxygenation of vanillin
From the themed collection: Dalton Transactions HOT Articles
Paper

Synthesis, molecular structure and fluxional behavior of the elusive [HRu4(CO)12]3− carbonyl anion

The isolation and structural characterization of the [HRu4(CO)12]3− carbonyl anion are reported for the first time, more than 40 years after its first spectroscopic evidence.

Graphical abstract: Synthesis, molecular structure and fluxional behavior of the elusive [HRu4(CO)12]3− carbonyl anion
From the themed collection: Dalton Transactions HOT Articles
Paper

An efficient chemodosimeter for the detection of Hg(II) via diselenide oxidation

A coumarin based turn-on sensor for the selective detection of Hg(II) through oxidation of diselenide. The sensing mechanism supported with single crystal XRD of monoselenide. Sensitivity of the probe for the detection of Hg(II) confirmed with imaging in MCF-7 cells.

Graphical abstract: An efficient chemodosimeter for the detection of Hg(ii) via diselenide oxidation
From the themed collection: Dalton Transactions HOT Articles
Paper

Microwave-assisted synthesis of defective Ca1−xAgxTi1−yCoyO3 with high photoelectrocatalytic activity for organic pollutant removal from water

Ag/Co co-doped CaTiO3 has more bulk defects, higher crystallinity and wider light-absorption range than pure CaTiO3 and shows high light photoelectrocatalytic degradation activity and strong stability.

Graphical abstract: Microwave-assisted synthesis of defective Ca1−xAgxTi1−yCoyO3 with high photoelectrocatalytic activity for organic pollutant removal from water
From the themed collection: Dalton Transactions HOT Articles
Paper

Exploiting exo and endo furan-maleimide Diels–Alder linkages for the functionalization of organoruthenium complexes

Given the promising advances of organoruthenium complexes in therapy, the possibility of exploiting furan-maleimide Diels–Alder linkages as a mean to modulate their biological properties was explored.

Graphical abstract: Exploiting exo and endo furan-maleimide Diels–Alder linkages for the functionalization of organoruthenium complexes
From the themed collection: Dalton Transactions HOT Articles
Paper

Reversible addition of tin(II) amides to nitriles

Amidotin(II) benzamidinates were prepared via addition of Sn[N(SiMe3)2]2 to mono-, di- and trinitriles. A reversible addition of [PhC(NSiMe3)2]SnN(SiMe3)2 with an excess of benzonitrile to its homoleptic [PhC(NSiMe3)2]2Sn was studied by NMR and DFT.

Graphical abstract: Reversible addition of tin(ii) amides to nitriles
From the themed collection: Dalton Transactions HOT Articles
Open Access Paper

The crystal and defect structures of polar KBiNb2O7

KBiNb2O7 adopts a polar, layered, (0, ½, z) stacked crystal structure, which exhibits many ‘axis switch’ stacking faults.

Graphical abstract: The crystal and defect structures of polar KBiNb2O7
From the themed collection: Dalton Transactions HOT Articles
Paper

Interactions between mitochondria-damaging platinum(IV) prodrugs and cytochrome c

Cytochrome c accelerates the reduction of mitochondria-damaging platinum(IV) prodrugs in the presence of NADH, and the released Pt(II) product platinates the protein to empower proapoptotic peroxidase activity.

Graphical abstract: Interactions between mitochondria-damaging platinum(iv) prodrugs and cytochrome c
From the themed collection: Dalton Transactions HOT Articles
Paper

Metal ion modulation triggers dielectric double switching and green fluorescence in A2MX4-type compounds

Multifunctional switching materials show great potential for applications in sensors, smart switches, and other fields due to their ability to integrate different physical channels in one single device.

Graphical abstract: Metal ion modulation triggers dielectric double switching and green fluorescence in A2MX4-type compounds
From the themed collection: Dalton Transactions HOT Articles
Open Access Paper

Phosphinoindenyl and phosphazidoindenyl complexes of lanthanum and samarium: synthesis, characterisation, and hydroamination catalysis

We describe phosphino- and phosphazidoindenyl rare-earth metal complexes and their application in hydroamination catalysis.

Graphical abstract: Phosphinoindenyl and phosphazidoindenyl complexes of lanthanum and samarium: synthesis, characterisation, and hydroamination catalysis
From the themed collection: Dalton Transactions HOT Articles
Paper

Fluorescent organo-antimony compounds as precursors for syntheses of redox-active trimeric and dimeric alkali metal antimonides: an insight into electron transfer reduction processes

Fluorescent diarylchlorostibane, distibane are utilized as precursors for syntheses of redox-active dimeric/trimeric alkali-metal antimonides by reductive dehalogenation. DFT and EDA-NOCV analysis are performed to shed light on the electron transfer mechanism.

Graphical abstract: Fluorescent organo-antimony compounds as precursors for syntheses of redox-active trimeric and dimeric alkali metal antimonides: an insight into electron transfer reduction processes
From the themed collection: Dalton Transactions HOT Articles
Paper

(C3N2H5)3Sb2I9 and (C3N2H5)3Bi2I9: ferroelastic lead-free hybrid perovskite-like materials as potential semiconducting absorbers

Novel lead-free ferroelastic materials, (C3N2H5)3Sb2I9 and (C3N2H5)3Bi2I9, exhibit rich sequences of phase transitions and reveal semiconducting properties.

Graphical abstract: (C3N2H5)3Sb2I9 and (C3N2H5)3Bi2I9: ferroelastic lead-free hybrid perovskite-like materials as potential semiconducting absorbers
From the themed collection: Dalton Transactions HOT Articles
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This collection represents the top 10% of research published in Dalton Transactions each quarter. Featured articles are marked as HOT by the handling editor or as recommended by referees. Congratulations to all the authors whose articles are featured.

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