An amazing millimeter-sized lanthanide metal–organic framework, Tb-MOF, was synthesized. Due to the larger volume, Pb²⁺ ions can be sensitively and selectively detected by visible fluorescence quenching of Tb-MOF. Additionally, a Tb-MOF crystal film with an ultra-high recognition ability has been fabricated successfully.

As a result of their extraordinarily large surfaces and well-defined pores, the design multifunctional metal-organic framework (MOF) is crucial for drug delivery but has rarely been reported. In this paper, novel system (DDS) based on nanoscale MOF was developed use in cancer diagnosis therapy. This MOF-based tumor targeting DDS fabricated by simple postsynthetic surface modification process. First, magnetic mesoporous nanomaterial Fe-MIL-53-NH2 used encapsulating served as resonance...

Abstract An advanced multifunctional, hollow metal-organic framework (MOF) drug delivery system with a high loading level and targeted was designed fabricated for the first time applied to inhibit tumour cell growth. This MOF targeting prepared via simple post-synthetic surface modification procedure, starting from ZIF-8 successfully obtained mild phase transformation under solvothermal conditions. As result, exhibits higher capacity model anticancer 5-fluorouracil (5-FU). Subsequently,...

This work presents a novel size and surface controllable metal–organic framework, UIO-66-NH₂-FA-5-FAM/5-FU, which possesses the superior characteristics of targeted identification cancer cells, bioimaging obvious anti-cancer effects <italic>in vivo</italic>.

The self-assembly of a zinc salt with the novel ligand 4,4′,4″-[(1,3,5-triazine-2,4,6-triyl)tris(sulfanediyl)]tribenzoic acid generated 3D microporous metal–organic frameworks (MOFs), namely, {[Zn4(L3–)2(O2–)(H2O)2]·4EtOH}n. multiple Lewis basic sites exhibit easily sensitized properties. After encapsulation Tb3+ cation in this Zn-MOF, as-obtained fluorescent-functionalized Tb@Zn-MOFs not only maintain distinguished chemical stabilities but also strong characteristic emissions trivalent...

A one-pot process has been developed for the synthesis of hierarchical-pore metal–organic frameworks, aimed at loading large and small drug molecules simultaneously.

Metal-organic frameworks (MOFs) are attractive in designing drug delivery systems for the treatment of cancer because their unique porous properties. However, search multifunctional MOFs with high loading and magnetic resonance/fluorescence imaging capacities is still a challenge they have rarely been reported. In this article, using intrinsic advantages MOFs, hollow Fe-MOFs biomolecular grafting were fabricated shown to be capable much more drugs exhibiting targeted delivery, pH-controlled...

Abstract In this work, two ionic liquids (ILs) immobilized metal‐organic frameworks (MOFs), Fe‐MIL‐101‐3N(BuBr) and Fe‐MIL‐101‐N(Bnme 2 )Br, were obtained by modifying amino groups in Fe‐MIL‐101‐NH with bromobutane quaternary ammonium salt. The liquid MOFs have Lewis acid sites (Fe 3+ ) nucleophilic (Br − ), which can synergistically catalyze the cycloaddition reaction of CO epoxides. Various cyclic carbonate derivatives excellent yields under optimal conditions. Additionally, we found that...

Photocatalytic behaviors of isostructural metal-doped metal–organic frameworks were rarely discussed in the field frameworks. Herein, a series 2D isomorphous Co2+/Zn2+ frameworks, namely, [M(tpbpc)(bdc)0.5·H2O]·solvent (M = Co (1), Co0.545Zn0.455 (2), Co0.2165Zn0.7835 (3), Co0.0258Zn0.9742 (4), Zn (5), Htpbpc 4′-[4,2′;6′,4″] terpyridin-4′-yl-biphenyl-4-carboxylic acid, H2bdc 1,4-benzenedicarboxylic acid), have been successfully synthesized under solvothermal conditions, and crystal...

In this work, monodisperse CeO2/Bi2O3 nanospheres were successfully synthesized via the three-step method, which is a traditional hydrothermal dip-coating–anneal and subsequent facile calcination at 600 °C for 4 h. The structure of obtained products was characterized by X-ray diffraction (XRD), field emission scanning electron microscopy (FE-SEM), transmission (TEM), high-resolution (HRTEM). results showed that highly uniform CeO2 microspheres obtained, sizes ~100 nm ~125 nm. Besides that,...

In this work, an inorganic multifunctional nanovehicle was tailored as a carrier to deliver anticancer drug for tumor optical imaging and therapy. The could be used dually targeted by bonded magnetical (passive) folic acid (active) targeting capabilities. addition, it developed using rhodamine 6G (R6G) fluorescence reagent, α-zirconium phosphate nanoplatform (Zr(HPO4)2·H2O, abbreviated α-ZrP) the nanovehicle. novel drug-release system designed fabricated intercalation of α-ZrP with magnetic...

Metal–organic frameworks (MOFs) as extremely promising luminescent materials have become a hot area of research in recent years. Porous MOFs containing uncoordinated groups within the pores play central role functional properties material and create driving force for loading lanthanide(III) (Ln 3+ ) ions. In this work, we report fascinating {[Zn(H 2 thca) 0.5 (tib)] · 5H O} n [ 1 ; H 6 thca = p ‐terphenyl‐3,3′,3′′,5,5′,5′′‐hexacarboxylic acid; tib 1,3,5‐tris(imidazolyl)benzene] MOF, which...

In this article, hexagonal phase NaYF4:Yb,Er (β-NaYF4:Yb,Er) nanoparticles with a controlled size and morphology were synthesized via simple environmentally friendly method under relatively mild conditions. The different F−/Y3+ molar ratios used in the synthesis of Yb3+,Er3+ codoped NaYF4 nanocrystals as means controlling nanocrystals. Subsequently, structure products characterized by transmission electron microscopy (TEM) X-ray diffraction (XRD). effect ratio on was examined. When gradually...

This work illustrates the design and construction of a fascinating recyclable ratiometric fluorescent probe based on MOFs (Fe₃O₄/RhB@Al-MOFs) <italic>via</italic> simple one-step approach.

A sequence of isostructural lanthanide metal–organic frameworks (MOFs) [Tb x Eu 1– Na(HL 2 ) (H 3 L 0.5 ] · EtOH [H = 5‐hydroxy‐isophthalic acid] ( 0.1–0.9) are successfully obtained by doping Tb III and into the same framework. fluent change in their photoluminescence is achieved varying ratio /Eu from 1:9 to 9:1. Among MOFs, displays remarkable dual emission, with macroscopic bright red–orange luminescence ethyl alcohol that easily quenched, even a low water content, thus presenting an...

In this study, a new kind of multifunctional drug-release system combined with the interesting properties up-conversion fluorescence, magnetism and controlled drug release was successfully prepared by encapsulation NaYF4:Yb,Er nanocrystals, Fe3O4 functionalized α-ZrP nanocomposites gentamicin sulfate (GS) chitosan (CHI). system, nanocrystals were adsorbed on surface zirconium bis-(monohydrogen orthophosphate) monohydrate (α-ZrP), while GS nanoparticles intercalated into interlayer α-ZrP....

This work presents for the first time synthesis of a novel nanoscale Fe-MOFs/Eu-MOFs heterostructure, in which spherical Fe-MOFs with large surface area were introduced as matrix well-dispersed growth rodlike Eu-MOFs. The obtained materials exhibit excellent magnetic resonance/optical imaging capacity and satisfactory drug delivery behavior.