Abstract Efficient conversion of microplastics into fuels provides a promising strategy to alleviate environmental pollution and the energy crisis. However, conventional processes are challenged by low product selectivity potential secondary pollution. Herein, biotic‐abiotic photocatalytic system is designed assembling Methanosarcina barkeri ( M. b ) carbon dot‐functionalized polymeric nitrides (CDPCN), which biodegradable microplastics—poly(lactic acid) after heat pretreatment can be...

Abstract Bio‐nano hybrids with methanogens and nano‐semiconductors provide an innovative strategy for solar‐driven CO 2 ‐to‐CH 4 conversion; however, the efficiency mismatch between electron production utilisation results in low quantum yield CH selectivity. Herein, we report integration of metal‐free polymeric carbon nitrides (CN x ) decorated cyanamide (NCN) groups Methanosarcina barkeri ( M. b ). The self‐assembled ‐ NCN CN exhibited a 50.3 % 92.3 selectivity under illumination, which...

Four novel three-dimensional (3D) 4d–4f heterometal–organic compounds, [LnCd2(Pbc)4(Meimdc)(H2O)]·3H2O (Ln = Eu, 1a; Tb, 1b; Sm, 1c; Dy, 1d) (HPbc 4-(4-pyridinyl)benzoic acid; H3Meimdc 2-methyl-1H-4,5-imidazole-dicarboxylic acid), have been successfully prepared by a hydrothermal method. All the compounds are isostructural and show microporous pillar-layered structures with uncoordinated carboxylate sites hung in channels. Compound 1a possesses excellent chemical stability. The luminescent...

In this work, we developed inverse opal photonic crystals (IOPCs) for real-time identifiable labels by tuning the structure color and chemical under ultraviolet (UV) light near-infrared (NIR) light. We prepared IOPCs etching a silica crystal template in thermosensitive hydrogel added to 2,2-diphenyl-2H-naphtho [1,2-b] pyran-6-carbaldehyde (NP). way, transparent turned red UV due photochromic naphthopyran. Meanwhile, green of was superimposed with hydrogel, so that naphthopyran (IOPCs/NP)...

A series of lanthanide-organic frameworks [Ln(Himdc)(ina)(H2O)]n (Ln = Eu 1a; Sm 1b; and Nd 1c, H3imdc imidazole-4,5-dicarboxylic acid, Hina isonicotinic acid) were synthesized under hydrothermal conditions. All compounds 1a-1c consist a 3D microporous lanthanide carboxylate ([Eu(COO)3]n) framework uncoordinated Lewis basic pyridyl imidazole groups hung in the channels. The luminescence investigations show that compound 1c displays an interesting NIR property. 1a exhibits good potential as...

{[La(trans-DAM)(cis-DAM)(H2O)2](ClO4)·3H2O}n (1), {[La2(trans-DAM)3(H2O)6](OH)3·7H2O}n (2), {[La(trans-DAM)2(H2O)2]Cl·4H2O}n (3), {[Nd(trans-DAM)2(H2O)2]X·3H2O}n (X = ClO4 (4), NO3 (5)), {[Nd(trans-DAM)(cis-DAM)(H2O)2]Cl·5H2O}n (6), and {[Nd(trans-DAM)2(H2O)2]Cl·5H2O}n (7) incorporating a flexible ligand HDAM (N,N′-diacetic acid imidazolium) were prepared in H2O or H2O/DMF (N,N′-dimethylformamide) solvents. Compounds 1 2 both contain the same 2D corrugated layers bridged by DAM− with...

Two lanthanide–organic frameworks [Ln(HPIDC)(<italic>m</italic>-bdc)·1.5H₂O]_n (Ln = Eu <bold>1</bold> or Tb <bold>2</bold>; H₃PIDC 2-(4-pyridyl)-1<italic>H</italic>-imidazole-4,5-dicarboxylic acid; <italic>m</italic>-H₂bdc 1,3-benzenedicarboxylic acid) were synthesized under hydrothermal conditions.

Three water-soluble organic–inorganic hybridized POMs-based memristor are proposed. The introduction of organic ligands improves its performance. mechanism the device during high temperature operation was explored using 2D-COS-IR.

A novel 1D chain organic-inorganic hybrid polyoxovanadium borate Na[V(12)B(16)O(50)(OH)(7)(en)](2)(enH(2))(6)(enH)(2)(OH)(H(2)O)(19) (1, en = ethylenediamine), based on a [V(12)B(16)O(50)(OH)(7)(en)](7-) cluster unit, has been hydrothermally synthesized and characterized. Interestingly, organic amine is incorporating into the V(12)B(16) clusters.

Abstract Bio‐nano hybrids with methanogens and nano‐semiconductors provide an innovative strategy for solar‐driven CO 2 ‐to‐CH 4 conversion; however, the efficiency mismatch between electron production utilisation results in low quantum yield CH selectivity. Herein, we report integration of metal‐free polymeric carbon nitrides (CN x ) decorated cyanamide (NCN) groups Methanosarcina barkeri ( M. b ). The self‐assembled ‐ NCN CN exhibited a 50.3 % 92.3 selectivity under illumination, which...

In this study, we fabricate magnetic-fluorescent responsive Janus photonic crystal beads (JPCBs) based on poly(styrene-methyl methacrylate-acrylic acid) (p(St-MMA-AA)) colloidal nanoparticles, Fe3O4, and photobase generators used for self-destructive anti-counterfeiting. We synthesize two kinds of that can react with fluorescamine to produce various fluorescence colors. A microfluidic method is obtain the beads. The upper portions JPCBs are crystals assembled spheres, whereas Fe3O4 settles...

In this study, we fabricate magnetic Janus photonic crystal microbeads with multiple fluorescence colors based on crystals, Fe3O4 nanoparticles, and fluorescent dyes by a microfluidic device. We mix the poly(styrene-methyl methacrylate-acrylic acid) (p(St-MMA-AA)) dyes. use mixture as dispersed phase silicone oil continuous phase. get after self-assembly of crystals. Due to greater density, nanoparticles sink bottom microbeads, which are made up crystals combined p(St-MMA-AA) nanoparticles....

Three α-Keggin heteropolymolybdates with the formula [(C5H4NH)COOH]3[PMo12O40] 1, {[Sm(H2O)4(pdc)]3}{[Sm(H2O)3(pdc)]}[SiMo12O40]·3H2O 2 and {[La(H2O)4(pdc)]4}[PMo12O40]F 3 (H2pdc = pyridine-2,6-dicarboxylate), have been synthesized under hydrothermal condition characterized by single crystal X-ray diffraction analyses, elemental inductively coupled plasma atomic emission spectroscopy (ICP-AES), IR, thermal gravimetric infrared spectrum analyses powder (PXRD) analyses. Single indicates all...

Unprecedented two homochiral Cd(ii) enantiomers [Cd(dtba)(bpp)]n (1: 1P and 1M) (H2dtba = 2,2'-dithiodibenzoic acid, bpp 1,3-bis(4-pyridyl)propane), were obtained by self-assembly with mixed achiral flexible ligands. Single-crystal X-ray diffraction analysis reveals that complexes 1M crystallize in trigonal space groups P3121 P3221, respectively. The compounds are optically active, their UV spectra the solid state showed Cotton effects opposite directions. Compounds present examples of...

A 1-D helical tubular cadmium coordination polymer, [Cd(H2Me4bpz)(H2bidc)2]n (1, H2Me4bpz = 3,3′,5,5′-tetramethyl-4,4′-bipyrazole; H3bidc benzimidazole-5,6-dicarboxylic acid) was hydrothermally synthesized and characterized by means of elemental analyses, PXRD, IR, 2D IR correlation spectra, solid UV, TG analysis, luminescence spectroscopy single crystal X-ray diffraction. The structure 1 is a unique example 1D tube-in-tube structure. Interestingly, the [Cd(H2Me4bpz)] tube included in...

Two novel 2D Ln-Cd HMOFs [Ln2Cd3(EDTA)3(H2O)11](H2O)14 (Ln = Sm 1; Eu 2; H4EDTA ethylene diamine tetraacetic acid) based on nanosized heart-like Ln6Cd6O12 wheel-clusters were hydrothermally synthesized and characterized. The luminescence sensing of 2 to the polarization concentration cations was discussed.