Nettet10. apr. 2024 · Both complexes [Co(Htrz)Cl 2] n (1) and {[Co(Htrz) 2 (trz)]BF 4} n (2) form one-dimensional polymeric chain and the distances of Co⋯Co are 3.3521(2) Å and 3.8629(2) Å, respectively. The Htrz and Cl − are bridging ligands to connect two Co(II) ions in 1, and the local environment of Co site is in a distorted octahedron with {CoN 2 Cl …

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Water-Soluble Synthetic Polymers: Their Environmental Emission …

Nettet13. apr. 2024 · Polycatenanes are extremely attractive topological architectures on account of their high degrees of conformational freedom and multiple motion patterns of … Nettet13. apr. 2024 · Water-soluble synthetic polymers (WSPs) are distinct from insoluble plastic particles, which are both critical components of synthetic polymers. In the history of human-made macromolecules, WSPs have consistently portrayed a crucial role and served as the ingredients of a variety of products (e.g., flocculants, thickeners, … Nettet14. mar. 2024 · RDD可以从Hadoop分布式文件系统、本地文件系统、Hive、HBase等数据源中创建。 6. 什么是Hive的分区？ Hive的分区是将数据按照某个字段进行划分，将相同字段值的数据存储在同一个分区中，以便于查询和管理。分区可以提高查询效率和数据管理的 … blue flowers invitation