Contributed by Martin Head-Gordon, April 14, 2017 (sent for review October 18, 2016; reviewed by Michal Farnik and Krishnan Raghavachari) ...

King Abdulaziz City for Science and Technology, Riyadh, KSA. Figure 1. XRD patterns of ZSM-5 (1), 1.5% Fe-ZSM-5 (2), 2% Fe-ZSM-5 (3), 2.5% Fe-ZSM-5 (4) and 3% Fe-ZSM-5 (5). 2.1.2. FTIR Analysis Figure ...

超级石化摘要：近80年以来，轻质烯烃特别是乙烯与丙烯，主要通过石油烃类蒸汽裂解生产。与蒸汽裂解相比,催化裂解过程引入了催化剂,使其操作条件温和,高附加值产品收率提高，有望成为未来制烯烃技术的主要工艺路线。本文总结了目前国内外典型制低碳 ...

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Bond order is an important chemical concept that helps in understanding the nature and stability of covalent bonds formed between atoms. It represents the number of bonding electron pairs shared ...

Nature creates exquisite molecular assemblies, required for the molecular-level functions of life, via self-assembly. Understanding and harnessing these complex processes presents an immense ...

The Supporting Information is available free of charge at https://pubs.acs.org/doi/10.1021/acs.inorgchem.0c02101. Smart citations by scite.ai include citation ...

The Supporting Information is available free of charge at https://pubs.acs.org/doi/10.1021/jacs.9b10923. Experimental details and additional data for the as ...

Al Qaeda and ISIS - also known as ISIL, Daesh, or the Islamic State - differ in their leadership structure and how they manage daily operations. The two rival jihadist groups share the goal of forming ...

Laboratoire des Sciences des Procédés et des Matériaux, CNRS, LSPM-UPR 3407, Université Paris 13, Villetaneuse, France. National Institute for Laser, Plasma and Radiation Physics, Bucharest, Romania.

Heavier main-group elements have fundamentally different electronic properties from their lighter congeners. Until the last two decades of the twentieth century, these differences were often masked by ...