PCL-PEG-COOH 是一种 ABC 型两亲性三嵌段共聚物，由疏水性的聚己内酯（PCL）、亲水性的聚乙二醇（PEG）以及带有末端羧基（–COOH）的功能基团构成。PCL 具备良好的可生物降解性，PEG 提供优异的生物相容性，而 COOH 基团则使其具备进一步化学修饰的能力，整体结构 ...

Get Instant Summarized Text (Gist) An experiment testing the formation of interstellar benzene revealed that the theoretical process involving ion-molecule collisions does not produce benzene ...

Researchers have long assumed that benzene is a precursor to interstellar polycyclic aromatic hydrocarbons (PAHs), molecules that scientists think act as reservoirs of cosmic carbon. Benzene ...

COOH-PEG-Alkyne（羧基聚乙二醇炔基）是一种具有多功能化学结构的化合物，通常用于生物材料、药物输送系统、表面修饰以及生物分子连接等领域。它由以下几个部分组成： COOH（羧基）：羧基（–COOH）是一个具有酸性的基团，能与氨基、巯基等其他反应基团发生 ...

Authorities in the Czech Republic have declared a state of emergency in the Olomouc region after what officials are calling the world’s largest benzene contamination of its kind, following a freight ...

The benzene spill in the city of Gustopeche nad Bechvou is the largest such accident in the world. This was stated by the Minister of Environmental Protection of the republic Peter Gladik. "The ...

CESTAT Kolkata held that Ethyl Benzene is isomer of xylene and hence correctly classifiable under Customs Tariff Heading [CTH] 29024400. Accordingly, order demand differential duty set aside and ...

Chemistry Institute, Federal University of Rio de Janeiro, Rio de Janeiro 21941-909, Brazil ...

Departamento de Química Física y Química Inorgánica, Facultad de Ciencias-I.U. CINQUIMA, Universidad de Valladolid, Valladolid E-47011, Spain ...

There is no author summary for this book yet. Authors can add summaries to their books on ScienceOpen to make them more accessible to a non-specialist audience.