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Themed collection International Year of the Periodic Table : Lanthanides for Precision Therapy and Beyond

45 items
Minireview

Are lanthanide-doped upconversion materials good candidates for photocatalysis?

The most recent progress in high-quality upconversion particle synthesis, rational composite material design, and the combination with plasmonic metals renders upconversion-enhanced NIR photocatalysis increasingly more attractive than ever before.

Graphical abstract: Are lanthanide-doped upconversion materials good candidates for photocatalysis?
From the themed collection: Recent Review Articles
Minireview

Toward non-volatile photonic memory: concept, material and design

This review presents the development of photonic memory, with a view towards inspiring more intriguing ideas on the elegant selection of materials and design of novel device structures that may finally induce major progress in the fabrication and application of photonic memory.

Graphical abstract: Toward non-volatile photonic memory: concept, material and design
From the themed collection: Recent Review Articles
Review Article

Recent insights into upconverting nanoparticles: spectroscopy, modeling, and routes to improved luminescence

Advances in understanding the mechanisms of luminescence in lanthanide-doped upconverting nanoparticles can guide researchers in developing brighter materials. This review discusses the latest developments in the field and suggests routes to improvements.

Graphical abstract: Recent insights into upconverting nanoparticles: spectroscopy, modeling, and routes to improved luminescence
From the themed collection: Recent Review Articles
Review Article

NIR light-activated upconversion semiconductor photocatalysts

The latest developments of NIR light-activated upconversion photocatalysts, and the in-depth mechanisms, prospects and remaining challenges with respect to fundamental investigations and solar energy conversion applications are discussed comprehensively.

Graphical abstract: NIR light-activated upconversion semiconductor photocatalysts
From the themed collection: Recent Review Articles
Review Article

Strategy design for ratiometric luminescence thermometry: circumventing the limitation of thermally coupled levels

State-of-the-art progress in strategy design based on the Ln3+ luminescence involving dual emission construction for ratiometric luminescence thermometry is reviewed.

Graphical abstract: Strategy design for ratiometric luminescence thermometry: circumventing the limitation of thermally coupled levels
From the themed collection: Recent Review Articles
Review Article

Core–shell rare-earth-doped nanostructures in biomedicine

The current status of the use of core–shell rare-earth-doped nanoparticles in biomedical applications is reviewed highlighting the most relevant advances.

Graphical abstract: Core–shell rare-earth-doped nanostructures in biomedicine
From the themed collection: Recent Review Articles
Review Article

Recent progress in upconversion luminescence nanomaterials for biomedical applications

This review focuses on the biomedical applications of upconversion luminescence nanomaterials, including lanthanide-doped inorganic nanocrystals and TTA-based UCNPs.

Graphical abstract: Recent progress in upconversion luminescence nanomaterials for biomedical applications
From the themed collection: Recent Review Articles
Communication

Lanthanide f7 metalloxenes – a class of intrinsic 2D ferromagnets

A class of intrinsic 2D ferromagnets – layered metalloxenes – is established by coupling graphene-like honeycomb networks of silicene and germanene with 2D lanthanide layers.

Graphical abstract: Lanthanide f7 metalloxenes – a class of intrinsic 2D ferromagnets
Communication

Photon avalanche in lanthanide doped nanoparticles for biomedical applications: super-resolution imaging

Photon avalanche in lanthanide doped nanoparticles shows exceptional properties, potentially suitable for single photoexcitation beam sub-diffraction imaging.

Graphical abstract: Photon avalanche in lanthanide doped nanoparticles for biomedical applications: super-resolution imaging
Communication

Amplified luminescence in organo-curium nanocrystal hybrids

Amplified luminescence of 248Cm3+ doped in a NaGdF4 lattice is achieved through optical pumping of a surface-localized metal chelator, 3,4,3-LI(1,2-HOPO).

Graphical abstract: Amplified luminescence in organo-curium nanocrystal hybrids
Communication

Lanthanide complexes as molecular dopants for realizing air-stable n-type graphene logic inverters with symmetric transconductance

In this communication we have unveiled the importance of lanthanide dopant, to realize n-doping of GFETs with an exceptional ambient stability and enhanced mobility. An unconventional mechanism proposed for such phenomenon is well supported by various analytical methods and rationalized by computational calculations.

Graphical abstract: Lanthanide complexes as molecular dopants for realizing air-stable n-type graphene logic inverters with symmetric transconductance
Communication

The electrical enhancement and reversible manipulation of near-infrared luminescence in Nd doped ferroelectric nanocomposites for optical switches

The exceptional enhancement and reversible manipulation of near-infrared luminescence has been developed in Nd doped ferroelectric nanocomposites using electric fields.

Graphical abstract: The electrical enhancement and reversible manipulation of near-infrared luminescence in Nd doped ferroelectric nanocomposites for optical switches
Communication

Er3+-to-Yb3+ and Pr3+-to-Yb3+ energy transfer for highly efficient near-infrared cryogenic optical temperature sensing

Nanothermometers based on Er3+-to-Yb3+ and Pr3+-to-Yb3+ energy transfer show very high performance in the near-infrared region in the cryogenic temperature regime.

Graphical abstract: Er3+-to-Yb3+ and Pr3+-to-Yb3+ energy transfer for highly efficient near-infrared cryogenic optical temperature sensing
Communication

Separating and enhancing the green and red emissions of NaYF4:Yb3+/Er3+ by sandwiching them into photonic crystals with different bandgaps

Rational control of the multiple emission outputs and achieving single-band and strong luminescence of Ln3+ doped upconversion nanoparticles is highly desirable for their applications in sensor and display fields.

Graphical abstract: Separating and enhancing the green and red emissions of NaYF4:Yb3+/Er3+ by sandwiching them into photonic crystals with different bandgaps
Communication

Time-dependent luminescence loss for individual upconversion nanoparticles upon dilution in aqueous solution

Dissolution of upconversion nanoparticles has significant consequences in high dilution conditions, e.g. in microscopy experiments.

Graphical abstract: Time-dependent luminescence loss for individual upconversion nanoparticles upon dilution in aqueous solution
Communication

Defect engineering of highly stable lanthanide metal–organic frameworks by particle modulation for coating catalysis

A powerful strategy to design the structure, control the particle sizes and fabricate catalytic devices is developed for lanthanide MOFs.

Graphical abstract: Defect engineering of highly stable lanthanide metal–organic frameworks by particle modulation for coating catalysis
Communication

Ultralow-power near-infrared excited neodymium-doped nanoparticles for long-term in vivo bioimaging

Core@shell structured LiLuF4:Nd@LiLuF4 nanoparticles with efficient near-infrared emission were used for in vivo bioimaging under ultralow-power-density excitation (10 mW cm−2).

Graphical abstract: Ultralow-power near-infrared excited neodymium-doped nanoparticles for long-term in vivo bioimaging
Open Access Paper

Aggregation-induced heterogeneities in the emission of upconverting nanoparticles at the submicron scale unfolded by hyperspectral microscopy

Hyperspectral microscopy of upconverting nanoparticles in polydimethylsiloxane evidence emission heterogeneities, at the submicron scale, induced by agglomeration.

Graphical abstract: Aggregation-induced heterogeneities in the emission of upconverting nanoparticles at the submicron scale unfolded by hyperspectral microscopy
Paper

Thermally enhanced NIR–NIR anti-Stokes emission in rare earth doped nanocrystals

Surface phonons enhancing the one-photon anti-Stokes fluorescence has been demonstrated in rare earth doped nanocrystals.

Graphical abstract: Thermally enhanced NIR–NIR anti-Stokes emission in rare earth doped nanocrystals
From the themed collection: 2019 Nanoscale HOT Article Collection
Paper

An enhanced energy migration strategy in upconverting nanocrystals: color-tuning with high quantum yield

An innovative energy migration strategy is described for efficient color-control in upconverting nanocrystals through the modification of geometrical parameters only.

Graphical abstract: An enhanced energy migration strategy in upconverting nanocrystals: color-tuning with high quantum yield
Paper

The role of an inert shell in improving energy utilization in lanthanide-doped upconversion nanoparticles

Coating with an inert shell is considered an efficient approach for enhancing the emission and improving the luminescence quantum yield of lanthanide-doped upconversion nanoparticles.

Graphical abstract: The role of an inert shell in improving energy utilization in lanthanide-doped upconversion nanoparticles
Paper

Influence of composition and structure on the thermal quenching of the 5d–4f emission of Eu2+ doped M–Si–N (M = alkali, alkaline earth, rare earth) nitridosilicates

Thermal quenching of the Eu2+ emission in the nitridosilicates has been analysed and related to structure and composition.

Graphical abstract: Influence of composition and structure on the thermal quenching of the 5d–4f emission of Eu2+ doped M–Si–N (M = alkali, alkaline earth, rare earth) nitridosilicates
Paper

A lanthanide-based magnetic nanosensor as an erasable and visible platform for multi-color point-of-care detection of multiple targets and the potential application by smartphone

A magnetic Fe3O4@CePO4:Tb-EDTA-Eu nanosensor as an erasable and visible platform for the multi-color detection of multiple targets was designed.

Graphical abstract: A lanthanide-based magnetic nanosensor as an erasable and visible platform for multi-color point-of-care detection of multiple targets and the potential application by smartphone
Open Access Paper

Electrochemically assisted flexible lanthanide upconversion luminescence sensing of heavy metal contamination with high sensitivity and selectivity

A flexible lanthanide upconversion luminescent composite probe demonstrated high sensing performance for heavy metal ions under an electrochemical effect.

Graphical abstract: Electrochemically assisted flexible lanthanide upconversion luminescence sensing of heavy metal contamination with high sensitivity and selectivity
Paper

Multifunctional GdVO4:Eu core–shell nanoparticles containing 225Ac for targeted alpha therapy and molecular imaging

Development of actinium-225 doped Gd0.8Eu0.2VO4 core–shell nanoparticles as multifunctional platforms for multimodal molecular imaging and targeted radionuclide therapy.

Graphical abstract: Multifunctional GdVO4:Eu core–shell nanoparticles containing 225Ac for targeted alpha therapy and molecular imaging
Paper

1.2 μm persistent luminescence of Ho3+ in LaAlO3 and LaGaO3 perovskites

Combination between electron traps and host phonon energy for Ho3+ persistent luminescence in perovskites.

Graphical abstract: 1.2 μm persistent luminescence of Ho3+ in LaAlO3 and LaGaO3 perovskites
Paper

Cerium(III)-directed assembly of glutathione-capped gold nanoclusters for sensing and imaging of alkaline phosphatase-mediated hydrolysis of adenosine triphosphate

The aggregation-induced emission enhancement of glutathione-capped gold clusters triggered by cerium(III) is well-suited for the detection of adenosine triphosphate-related enzymatic reactions.

Graphical abstract: Cerium(iii)-directed assembly of glutathione-capped gold nanoclusters for sensing and imaging of alkaline phosphatase-mediated hydrolysis of adenosine triphosphate
Paper

Near-infrared-triggered antibacterial and antifungal photodynamic therapy based on lanthanide-doped upconversion nanoparticles

A nanocomposite coupled with a photosensitizer (CPZ) and polyvinylpyrrolidone (PVP) based on LiYF4:Yb/Er upconversion nanoparticles (UCNPs) was developed for efficient antimicrobial photodynamic therapy.

Graphical abstract: Near-infrared-triggered antibacterial and antifungal photodynamic therapy based on lanthanide-doped upconversion nanoparticles
Paper

TbCo and Tb0.5Dy0.5Co layered cyanido-bridged frameworks for construction of colorimetric and ratiometric luminescent thermometers

A colorimetric temperature sensor exploring a wide range of emission colours and a ratiometric temperature sensor utilizing sharp emission lines of TbIII and DyIII are achievable with cyanido-bridged TbCo and Tb0.5Dy0.5Co heterometallic assemblies.

Graphical abstract: TbCo and Tb0.5Dy0.5Co layered cyanido-bridged frameworks for construction of colorimetric and ratiometric luminescent thermometers
Paper

Considerably enhanced exciton emission of CsPbCl3 perovskite quantum dots by the introduction of potassium and lanthanide ions

The photoluminescence quantum yield (PLQY) of blue-violet emission for CsPbCl3 quantum dots (QDs) is still low, which has limited its application in multi-colour displays.

Graphical abstract: Considerably enhanced exciton emission of CsPbCl3 perovskite quantum dots by the introduction of potassium and lanthanide ions
Paper

NIR–NIR photon avalanche based luminescent thermometry with Nd3+ doped nanoparticles

Here, we show an unprecedented approach to luminescent T sensing, which relies on highly temperature dependent nonresonant 1064 nm NIR photoexcitation and a 890 nm anti-Stokes avalanche-like NIR emission from Nd3+ doped nanoparticles.

Graphical abstract: NIR–NIR photon avalanche based luminescent thermometry with Nd3+ doped nanoparticles
Paper

Large-scale synthesis of uniform lanthanide-doped NaREF4 upconversion/downshifting nanoprobes for bioapplications

One batch yield as high as 63.38 g of uniform lanthanide-doped NaREF4 nanoprobes was achieved via a novel solid–liquid-thermal-decomposition strategy.

Graphical abstract: Large-scale synthesis of uniform lanthanide-doped NaREF4 upconversion/downshifting nanoprobes for bioapplications
Paper

Carboxyl-functionalized ionic liquids: synthesis, characterization and synergy with rare-earth ions

Herein, we describe for the first time room temperature ionic liquids (RTILs) and imidazole-based cations with appended carboxylic acids as terminals, which are directly derived from the anhydrides.

Graphical abstract: Carboxyl-functionalized ionic liquids: synthesis, characterization and synergy with rare-earth ions
Paper

Local symmetric distortion boosted photon up-conversion and thermometric sensitivity in lanthanum oxide nanospheres

Realizing sensitive sub-tissue thermometry with a large signal-to-noise ratio via finely tailoring the local site symmetry in La2O3:Er3+/Yb3+ nanospheres.

Graphical abstract: Local symmetric distortion boosted photon up-conversion and thermometric sensitivity in lanthanum oxide nanospheres
Paper

Confining excitation energy of Er3+-sensitized upconversion nanoparticles through introducing various energy trapping centers

Various energy trapping centers are employed to simultaneously suppress concentration quenching and tune luminescence output through efficiently confining the excitation energy in Er3+-sensitized upconversion nanoparticles.

Graphical abstract: Confining excitation energy of Er3+-sensitized upconversion nanoparticles through introducing various energy trapping centers
Paper

Eu/Tb luminescence for alkaline phosphatase and β-galactosidase assay in hydrogels and on paper devices

Eu/Tb-based luminescent hydrogels and gel-coated discs were used for easy detection of alkaline phosphatase and β-galactosidase.

Graphical abstract: Eu/Tb luminescence for alkaline phosphatase and β-galactosidase assay in hydrogels and on paper devices
Paper

Homometallic Ln(III)-complexes from an ILCT ligand with sensitized vis-NIR emission, excitation-dependent PL color tuning and white-light emission

Homometallic Ln(III)-complexes with sensitized vis-NIR emission and excitation-dependent PL color tuning were achieved from an ILCT ligand.

Graphical abstract: Homometallic Ln(iii)-complexes from an ILCT ligand with sensitized vis-NIR emission, excitation-dependent PL color tuning and white-light emission
Paper

Influence of lanthanides on spin-relaxation and spin-structure in a family of Fe7Ln4 single molecule magnets

A family of undecanuclear Fe–Ln clusters, comprising butterfly motifs, was explored and two are found to behave as single molecule magnets.

Graphical abstract: Influence of lanthanides on spin-relaxation and spin-structure in a family of Fe7Ln4 single molecule magnets
Paper

Luminescence enhancement of CaF2:Nd3+ nanoparticles in the second near-infrared window for in vivo imaging through Y3+ doping

In vivo luminescent imaging in the second biological window (1000–1400 nm, NIR-II) has attracted increasing attention since it can provide high sensitivity to deep tissue in vivo imaging.

Graphical abstract: Luminescence enhancement of CaF2:Nd3+ nanoparticles in the second near-infrared window for in vivo imaging through Y3+ doping
Paper

Tuning the sensitivity of lanthanide-activated NIR nanothermometers in the biological windows

Lanthanide-activated SrF2 nanoparticles with a multishell architecture were investigated as optical thermometers in the biological windows.

Graphical abstract: Tuning the sensitivity of lanthanide-activated NIR nanothermometers in the biological windows
Paper

Charge carrier trapping processes in lanthanide doped LaPO4, GdPO4, YPO4, and LuPO4

Various methods for deliberate design of electron and hole trapping materials were explored with a study on double lanthanide doped rare earth ortho phosphates.

Graphical abstract: Charge carrier trapping processes in lanthanide doped LaPO4, GdPO4, YPO4, and LuPO4
Open Access Paper

Upconverting nanocomposites with combined photothermal and photodynamic effects

Upconverting hybrid nanocomposites consisting of gold nanorod cores and decorated with upconverting nanoparticles were prepared for photothermal and photodynamic applications.

Graphical abstract: Upconverting nanocomposites with combined photothermal and photodynamic effects
From the themed collection: Recent Open Access Articles
Paper

Soft X-ray activated NaYF4:Gd/Tb scintillating nanorods for in vivo dual-modal X-ray/X-ray-induced optical bioimaging

Soft X-ray-activated NaYF4:Gd/Tb nanoprobes with efficient green radioluminescence and good biocompatibility were developed for simultaneous X-ray imaging and X-ray-induced optical bioimaging.

Graphical abstract: Soft X-ray activated NaYF4:Gd/Tb scintillating nanorods for in vivo dual-modal X-ray/X-ray-induced optical bioimaging
Paper

A protected excitation-energy reservoir for efficient upconversion luminescence

Protecting high-concentration sensitizers in the core benefits upconversion energy transfers.

Graphical abstract: A protected excitation-energy reservoir for efficient upconversion luminescence
Open Access Paper

Nonlinear spectral and lifetime management in upconversion nanoparticles by controlling energy distribution

A method is delineated for the management of nonlinear spectral profile and luminescence lifetime in upconversion nanoparticles by manipulating the energy distributors.

Graphical abstract: Nonlinear spectral and lifetime management in upconversion nanoparticles by controlling energy distribution
45 items

About this collection

Guest Edited by;

Xiaogang Liu, National University of Singapore, Nanoscale/Nanoscale Advances Associate Editor.

Federico Rosei, Institut National de la Recherche Scientifique Canada, Journal of Materials Chemistry C Associate Editor.

Ling-Dong Sun, Peking University China, Nanoscale/Nanoscale Advances Associate Editor.

Xiaogang Qu, Changchun Institute of Applied Chemistry, Chinese Academy of Sciences, Journal of Materials Chemistry B Associate Editor.

This themed collection is the fifth in a series celebrating the International Year of the Periodic Table. ‘Lanthanides for Precision Therapy and Beyond’ features papers from across the Materials and Nano journal portfolio, including Materials Horizons, Nanoscale Horizons, Nanoscale, Nanoscale Advances, and Journal of Materials Chemistry A, B, C. The papers selected for this themed issue focus on the current hot trends in the lanthanide field, particularly their application in biomedicine and their promise in sensing and optics applications.

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