Search Results - "Ma, Yanhang"
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Atomic-level handedness determination of chiral crystals using aberration-corrected scanning transmission electron microscopy
Published in Nature communications (27-03-2020)“…Handedness or chirality determination is a challenging and important topic in various fields including chemistry and biology, as two enantiomers have the same…”
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When ternary PdCuP alloys meet ultrathin nanowires: Synergic boosting of catalytic performance in ethanol electrooxidation
Published in Applied catalysis. B, Environmental (15-09-2019)“…[Display omitted] •Development of an effective one-pot surfactant-directing aqueous synthesis for ultrathin anisotropic multicomponent noble metal-phosphorus…”
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3
Conjugated Copper–Catecholate Framework Electrodes for Efficient Energy Storage
Published in Angewandte Chemie International Edition (13-01-2020)“…A conjugated copper(II) catecholate based metal–organic framework (namely Cu‐DBC) was prepared using a D2‐symmetric redox‐active ligand in a copper…”
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3D Covalent Organic Frameworks Selectively Crystallized through Conformational Design
Published in Journal of the American Chemical Society (02-12-2020)“…We present a strategy whereby selective formation of imine covalent organic frameworks (COFs) based on linking of triangles and squares into the fjh topology…”
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5
Hydrophilicity gradient in covalent organic frameworks for membrane distillation
Published in Nature materials (01-11-2021)“…Desalination can help to alleviate the fresh-water crisis facing the world. Thermally driven membrane distillation is a promising way to purify water from a…”
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6
Atomic-Level Characterization of Dynamics of a 3D Covalent Organic Framework by Cryo-Electron Diffraction Tomography
Published in Journal of the American Chemical Society (17-07-2019)“…Understanding the dynamics of covalent organic frameworks (COFs) is desirable for developing smart materials with coherent responses to external stimulus. Here…”
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7
Molecular Weaving of Covalent Organic Frameworks for Adaptive Guest Inclusion
Published in Journal of the American Chemical Society (28-11-2018)“…The synthesis of new isoreticular non-interpenetrated woven covalent organic frameworks (COFs) was achieved by linking aldehyde-functionalized copper(I)…”
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A Crystalline Polyimide Porous Organic Framework for Selective Adsorption of Acetylene over Ethylene
Published in Journal of the American Chemical Society (21-11-2018)“…The separation of acetylene from ethylene is a crucial process in the petrochemical industry, as even small acetylene impurities can lead to premature…”
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9
Polymorphism of 2D Imine Covalent Organic Frameworks
Published in Angewandte Chemie International Edition (01-03-2021)“…We designed and synthesized A2B2 type tetraphenyl benzene monomers (p‐, m‐, and o‐TetPB) which have the para‐, meta, and ortho‐substituted isomeric structures,…”
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10
Guest-adaptive molecular sensing in a dynamic 3D covalent organic framework
Published in Nature communications (24-12-2022)“…Molecular recognition is an attractive approach to designing sensitive and selective sensors for volatile organic compounds (VOCs). Although organic…”
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11
Electron crystallography for determining the handedness of a chiral zeolite nanocrystal
Published in Nature materials (01-07-2017)“…Chiral crystals can be exploited for applications in enantioselective separation and catalysis. However, the study of chirality at the atomic level in a…”
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12
A Synthetic Route for Crystals of Woven Structures, Uniform Nanocrystals, and Thin Films of Imine Covalent Organic Frameworks
Published in Journal of the American Chemical Society (20-09-2017)“…Developing synthetic methodology to crystallize extended covalent structures has been an important pursuit of reticular chemistry. Here, we report a…”
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13
Radical-Facilitated Green Synthesis of Highly Ordered Mesoporous Silica Materials
Published in Journal of the American Chemical Society (11-04-2018)“…In the hydrothermal synthesis of highly ordered mesoporous silica material SBA-15, strong acid is typically required to catalyze the hydrolysis and…”
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14
3D Covalent Organic Frameworks of Interlocking 1D Square Ribbons
Published in Journal of the American Chemical Society (09-01-2019)“…A new mode of mechanical entanglement in extended structures is described where 1D organic ribbons of corner-sharing squares are mutually interlocked to form…”
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15
Enantiomerically enriched, polycrystalline molecular sieves
Published in Proceedings of the National Academy of Sciences - PNAS (16-05-2017)“…Zeolite and zeolite-like molecular sieves are being used in a large number of applications such as adsorption and catalysis. Achievement of the long-standing…”
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16
High Ethylene Selectivity in Methanol‐to‐Olefin (MTO) Reaction over MOR‐Zeolite Nanosheets
Published in Angewandte Chemie International Edition (06-04-2020)“…Precisely controlled crystal growth endows zeolites with special textural and catalytic properties. A nanosheet mordenite zeolite with a thickness of ca. 11…”
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17
Crystalline Facet-Directed Generation Engineering of Ultrathin Platinum Nanodendrites
Published in The journal of physical chemistry letters (07-02-2019)“…In this work, we successfully prepare two-dimensional ultrathin single-crystalline platinum nanodendrites (PtNDs) with precisely controlled generation (size)…”
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18
Symmetry-breaking dynamics in a tautomeric 3D covalent organic framework
Published in Nature communications (14-07-2023)“…The enolimine-ketoenamine tautomerism has been utilised to construct 2D covalent organic frameworks (COFs) with a higher level of chemical robustness and…”
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19
Probing Interactions between Metal–Organic Frameworks and Freestanding Enzymes in a Hollow Structure
Published in Nano letters (09-09-2020)“…It has been reported that the biological functions of enzymes could be altered when they are encapsulated in metal–organic frameworks (MOFs) due to the…”
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20
Atomic-level structural responsiveness to environmental conditions from 3D electron diffraction
Published in Nature communications (04-11-2022)“…Electron microscopy has been widely used in the structural analysis of proteins, pharmaceutical products, and various functional materials in the past decades…”
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