A5010395010- X-ray Diffraction in Crystallography
- Crystallization and Solubility Studies
- Nanocluster Synthesis and Applications
- Crystallography and molecular interactions
- Metal complexes synthesis and properties
- Advanced Nanomaterials in Catalysis
- Magnetism in coordination complexes
- Metal-Organic Frameworks: Synthesis and Applications
- Organometallic Compounds Synthesis and Characterization
- Gold and Silver Nanoparticles Synthesis and Applications
- Nanoplatforms for cancer theranostics
- Inorganic Chemistry and Materials
- Nanoparticle-Based Drug Delivery
- Trace Elements in Health
- Crystal Structures and Properties
- Metalloenzymes and iron-sulfur proteins
- Polyoxometalates: Synthesis and Applications
- Neurological Complications and Syndromes
- Organometallic Complex Synthesis and Catalysis
- Random Matrices and Applications
- Organoselenium and organotellurium chemistry
- Pharmacological Effects and Toxicity Studies
- Synthesis and characterization of novel inorganic/organometallic compounds
- Dendrimers and Hyperbranched Polymers
- Hydrogen Storage and Materials
National Dong Hwa University
2016-2025
Wuhan University
1993-2025
Shenzhen Institutes of Advanced Technology
2021-2024
Chinese Academy of Sciences
2021-2024
Wuhan University of Technology
2016-2023
China Institute of Atomic Energy
2023
Chengdu University of Technology
2022
Zhongkai University of Agriculture and Engineering
2022
Hualien Tzu Chi Medical Center
2015-2021
A.E. Favorsky Irkutsk Institute of Chemistry
2014
A novel discrete [Ag21{S2P(OiPr)2}12](PF6) nanocluster has been synthesized and characterized by single-crystal X-ray diffraction also NMR spectroscopy ((1)H, (31)P), ESI mass spectrometry, other analytic techniques (XPS, EDS, UV/Vis spectroscopy). The Ag21 skeleton an unprecedented silver-centered icosahedron that is capped eight additional metal atoms. whole framework protected twelve dithiophosphate ligands. According to the spherical Jellium model, stability of monocationic can be...
An unprecedented air-stable, nanospheric polyhydrido copper cluster, [Cu20H11(S2P(O(i)Pr)2)9] (1H), which is the first example of an elongated triangular orthobicupola array Cu atoms having C3h symmetry, was synthesized and characterized. Its composition primarily determined by electrospray ionization mass spectrometry, it fully characterized (1)H, (2)H, (31)P NMR spectroscopy single-crystal X-ray diffraction (XRD). The structure complex 1H can be expressed in terms a trigonal-bipyramidal...
The syntheses of the first rhombicuboctahedral copper polyhydride complexes [Cu28 (H)15 (S2 CNR)12 ]PF6 (NR=N(n) Pr2 or aza-15-crown-5) are reported. These were analyzed by single-crystal X-ray and one neutron diffraction. core each hydride nanoparticle comprises central interstitial eight outer-triangular-face-capping hydrides. A further six face-truncating hydrides form an unprecedented bridge between inner outer atom arrays. irregular Cu4 tetrahedron is encapsulated within Cu24 cage,...
An air- and moisture-stable nanoscale polyhydrido copper cluster [Cu32 (H)20 {S2 P(OiPr)2 }12 ] (1H ) was synthesized structurally characterized. The molecular structure of 1H exhibits a hexacapped pseudo-rhombohedral core 14 Cu atoms sandwiched between two nestlike triangular cupola fragments (2×9) in an elongated gyrobicupola polyhedron. discrete Cu32 is stabilized by 12 dithiophosphate ligands record number 20 hydride ligands, which were found high-resolution neutron diffraction to...
Abstract The first atomically and structurally precise silver‐nanoclusters stabilized by Se‐donor ligands, [Ag 20 {Se 2 P(O i Pr) } 12 ] ( 3 ) 21 P(OEt) + 4 ), were isolated ligand replacement reaction of {S 1 respectively. Furthermore, doping reactions with Au(PPh )Cl resulted in the formation [AuAg 5 ). Structures , determined single‐crystal X‐ray diffraction. anatomy cluster an Ag core having C symmetry is very similar to that its dithiophosphate analogue . Clusters exhibit Au@Ag O h...
The first structurally characterized copper cluster with a Cu13 centered cuboctahedral arrangement, model of the bulk fcc structure, was observed in [Cu13 (S2 CNn Bu2 )6 (C≡CR)4 ](PF6 ) (R=C(O)OMe, C6 H4 F) nanoclusters. Four eight triangular faces cuboctahedron are capped by acetylide groups μ3 fashion, and each six square is bridged dithiolate ligand μ2 ,μ2 which leads to truncated tetrahedron twelve sulfur atoms. DFT calculations fully consistent description these clusters as two-electron...
Abstract A polyhydrido copper nanocluster, [Cu 20 H 11 {Se 2 P(O i Pr) } 9 ] ( ), which exhibits an intrinsically chiral inorganic core of C 3 symmetry, was synthesized from achiral {S 1 ) h symmetry by a ligand‐exchange method. The structure has distorted cuboctahedral Cu 13 core, two triangular faces are capped along the axis, one 6 cupola and other single atom. framework is further stabilized diselenophosphate hydride ligands. number hydride, phosphorus, selenium resonances their...
The synthesis and structural determination of a silver nanocluster [Ag20 {S2 P(OiPr)2 }12 ] (2), which contains an intrinsic chiral metallic core, is produced by reduction one ion from the eight-electron superatom complex [Ag21 ](PF6 ) (1) borohydrides. Single-crystal X-ray analysis displays Ag20 core pseudo C3 symmetry comprising silver-centered Ag13 icosahedron capped seven atoms. Its n-propyl derivative, P(OnPr)2 (3), can also be prepared treatment silver(I) salts dithiophosphates in...
Three bimetallic platinum/silver nanoclusters, PtAg20(dtp)12 (1), Pt2Ag33(dtp)17 (2), and Pt3Ag44(dtp)22 (3) (dtp: dipropyl dithiophosphate), with cluster electron counts of 8, 16, 22, respectively, were produced via a one-phase coreduction method. Single-crystal X-ray structures reveal that their inner cores can be visualized as consisting one, two, three centered icosahedral Pt@Ag12 units, respectively. In 2 3, these units are vertex-sharing assembled linearly. Intriguingly, the...
Recent reports on hydride-doped noble metal nanoclusters strongly suggest that the encapsulated hydride is a part of superatom core, but no accurate location could be experimentally proved, so far. We report herein eight-electron platinum/silver alloy nanocluster in which position four-coordinated was determined by neutron diffraction for first time. X-ray structures [PtHAg19(dtp/desp)12] (dtp = S2P(OnPr)2, 1; dsep Se2P(OiPr)2, 2) describe central platinum (PtH) unit within distorted Ag12...
The first hydride-containing 2-electron palladium/copper alloys, [PdHCu11 {S2 P(Oi Pr)2 }6 (C≡CPh)4 ] (PdHCu11 ) and [PdHCu12 }5 PO(Oi Pr)} (PdHCu12 ), are synthesized from the reaction of [PdH2 Cu14 (C≡CPh)6 (PdH2 with trifluoroacetic acid (TFA). X-ray diffraction reveals that PdHCu11 PdHCu12 kernels consist a central PdH unit encapsulated within vertex-missing Cu11 cuboctahedron complete Cu12 cuboctahedron, respectively. DFT calculations indicate both can be considered as axially-distorted...
Mixed valent coinage metal clusters can encapsulate different dopants, forming remarkable superatoms while retaining a hydride. In this review, we highlight the hydride's dual nature in synthesis, structure and application of superatoms.
Up to three hydrides can be incorporated as interstitial dopants in centered icosahedral cores. These move easily within their cage.
The structure of a nanospheric polyhydrido copper cluster, [Cu20(H)11{S2P(OiPr)2}9], was determined by single-crystal neutron diffraction. Cu20 cluster consists an elongated triangular orthobicupola constructed from 18 Cu atoms that encapsulate [Cu2H5]3– ion with exceptionally short Cu–Cu distance. 11 hydrides in the display three different coordination modes to atoms: six μ3-hydrides pyramidal geometry, two μ4-hydrides tetrahedral cavity, and unprecedented near square-planar geometry. data...
Three hitherto unknown eight-electron rhodium/silver alloy nanoclusters, [RhAg21{S2P(OnPr)2}12] (1), [RhHAg20{S2P(OnPr)2}12] (2), and [RhH2Ag19{S2P(OnPr)2}12] (3), have been isolated fully characterized. Cluster 1 contains a regular Rh@Ag12 icosahedral core, whereas 2 3 exhibit distorted RhH@Ag12 RhH2@Ag12 cores. The single-crystal neutron structure of located the encapsulated hydride at center an enlarged RhAg3 tetrahedron. A similar position was found by diffraction for one hydrides in 3,...
Immune checkpoint blockade (ICB) has revolutionized cancer therapy but only works in a subset of patients due to the insufficient infiltration, persistent exhaustion, and inactivation T cells within tumor. Herein, we develop an engineered probiotic (interleukin [IL]-12 nanoparticle Escherichia coli Nissle 1917 [INP-EcN]) acting as living drug factory biosynthesize anti-PD-1 release IL-12 for initiating systemic antitumor immunity through cell cascade regulation. Mechanistically, INP-EcN not...
Abstract A novel discrete [Ag 21 {S 2 P(O i Pr) } 12 ](PF 6 ) nanocluster has been synthesized and characterized by single‐crystal X‐ray diffraction also NMR spectroscopy ( 1 H, 31 P), ESI mass spectrometry, other analytic techniques (XPS, EDS, UV/Vis spectroscopy). The Ag skeleton an unprecedented silver‐centered icosahedron that is capped eight additional metal atoms. whole framework protected twelve dithiophosphate ligands. According to the spherical Jellium model, stability of...
Abstract Atomically precise Cu‐rich bimetallic superatom clusters have been synthesized by adopting a galvanic exchange strategy. [Cu@Cu 12 (S 2 CN n Bu ) 6 (C≡CPh) 4 ][CuCl ] ( 1 was used as template to generate compositionally uniform [M@Cu ], where M=Ag ), Au 3 ). Structures of , and were determined single crystal X‐ray diffraction the results supported ESI‐MS. The anatomies – are very similar, with centred cuboctahedral cationic core that is surrounded six di‐butyldithiocarbamate (dtc)...
Three new halide-centered octanuclear silver(I) complexes, [Ag8(X){S2P(CH2CH2Ph)2}6](PF6), X = F–, 1; Cl–, 2; Br–, 3; were prepared in the presence of corresponding halide anions with salts and dithiophosphinate ligands. Structure analyses displayed that a Ag8 cubic core can be modulated by size effect central halide; however, an iodide-centered cluster was not found under similar reaction conditions. Interestingly, luminescent dodecanuclear cluster, [Ag12(μ12-I)(μ3-I)4{S2P(CH2CH2Ph)2}6](I),...
Cuboctahedral copper clusters containing a twelve-coordinated main group element (Cl, Br, S) at the center have been synthesized and characterized.