Ordered Macro–Microporous Single Crystals of Covalent Organic ...
Jan 20, 2023 · Here, we report the first synthesis of three-dimensional (3D) ordered macroporous single crystals of the imine-linked 3D microporous COFs (COF-300 and COF-303) via a …
慢慢来，就能拿到首个COF单晶衍射结构和一篇Science- X-MOL资讯
Jul 10, 2018 · 当把cof-300配体中氨基和醛基互换，可以得到类似的结构cof-303（下图a）。 由于COF-303跟COF-300具有相同拓扑结构、空间群和七重穿插，传统的粉末衍射技术根本无法区 …
Fast growth of single-crystal covalent organic frameworks for
In this study, we report the fast synthesis of large-sized single-crystal COFs. In the presence of 2,2,2-trifluoroacetic acid (CF 3 COOH) as the catalyst and 2,2,2- trifluoroethylamine (CF 3 CH …
Single-crystal x-ray diffraction structures of covalent organic ...
Jul 6, 2018 · Here, we developed a general procedure to grow large single crystals of three-dimensional imine-based COFs (COF-300, hydrated form of COF-300, COF-303, LZU-79, and …
宁波材料所张涛研究员/南开大学张振杰教授，最新Nature …
Jan 7, 2025 · 通过紫外-可见光谱和电子自旋共振（ESR）研究，发现 sc-sp 2c-COF-1 具有增强的 π 共轭，带隙显著减小（~1.72 eV），吸光度红移至 770 nm，远超 COF-303（~2.61 eV，495 …
Hybrid Porous Crystalline Materials from Metal Organic Frameworks …
Aug 20, 2021 · The composition and apportionment of the resulting COF-303@MOF-5 were highly tunable by varying the ratio between COF seeds and the MOF precursors, producing …
Integration of metal-organic frameworks and covalent organic frameworks ...
Jul 7, 2021 · The MOF-5 was grown on the surface of COF-303 to generate hierarchical COF-303@MOF-5 composite. In this reaction process, the morphology of COF-303 was well …
【COF形貌控制】：用于实验室X射线衍射的单晶共价有机框架的 …
通过CF3COOH/CF3CH2NH2方案，本研究成功实现了COF单晶快速合成，高分辨率X射线衍射揭示了COF结构特性和宿主-客体相互作用。这些结果为COF材料研究提供了重要见解，推动 …
《Science》：兰州大学王为教授课题组首次合成共价有机框架材 …
Jul 7, 2018 · 7月6日，美国《科学》杂志以“Single-crystal x-ray diffraction structures of covalent organic frameworks”为题，发表了兰州大学、北京大学、加州大学伯克利分校在共价有机框架 …
共价有机骨架的单晶 X 射线衍射结构,Science - X-MOL
Here, we developed a general procedure to grow large single crystals of three-dimensional imine-based COFs (COF-300, hydrated form of COF-300, COF-303, LZU-79, and LZU-111).