Results 81 to 90 of about 4,382 (191)

Atomic Coordination, Chemical Bonding, and Electronic State of Praseodymium in Pr2Si7

open access: yesZeitschrift für anorganische und allgemeine Chemie, Volume 651, Issue 10, July 7, 2025.
Pr2Si7 is obtained by high‐pressure, high‐temperature synthesis. The topological coordination numbers underline the significance of the silicon partial structure. The homoatomic connectivity within the polyanionic framework in combination with the formation of lone pairs clearly indicates a hypervalent bonding situation for silicon.
Ulrich Schwarz   +5 more
wiley   +1 more source

Interfacial Engineering of Pillararene‐Modified Ceria Nanoparticles for Regulable Enhanced Sonodynamic Therapy

open access: yesAggregate, Volume 6, Issue 7, July 2025.
The innovation of this work lies in the use of supramolecular interfacial effect of pillararene (CP5) to regulate the performance of CeOx by promoting the charge separation and transportation, which can enhance the SDT efficacy by large ROS generation and TME regulation.
Congcong Wang   +6 more
wiley   +1 more source

Advances in Mechanochemical C─H Functionalization: A Comparative Study with Solvent‐Based Approaches

open access: yesChemCatChem, Volume 17, Issue 13, July 8, 2025.
This review presents the latest advancements made in mechanochemical transition metal catalyzed C─H functionalization, comparing its efficiency, sustainability and scope with traditional solvent‐based methods. By offering a side‐by‐side comparison, it equips organic chemists with the insights needed to select the most effective approach for ...
Nanditha Kattukudiyil Narayanan   +1 more
wiley   +1 more source

Extension of the Polarizable Charge Equilibration Model to Higher Oxidation States with Applications to Ge, As, Se, Br, Sn, Sb, Te, I, Pb, Bi, Po, and At Elements [PDF]

open access: yes, 2018
We recently developed the Polarizable Charge Equilibration (PQEq) model to predict accurate electrostatic interactions for molecules and solids and optimized parameters for H, C, N, O, F, Si, P, S, and Cl elements to fit polarization energies computed by
Goddard, William A., III   +2 more
core   +1 more source

Diastereoselective Umpolung cyclisation of ketones promoted by hypervalent iodine. [PDF]

open access: yesChem Sci
Iannelli G   +6 more
europepmc   +1 more source

Total Synthesis of (-)-Dimatairesinol via Regioselective Intermolecular Oxidative Phenol Coupling. [PDF]

open access: yesOrg Lett
Chatpreecha R   +4 more
europepmc   +1 more source

Rh-Catalyzed Enantioselective Aryl C-H Bond Cyclopropylation. [PDF]

open access: yesJ Am Chem Soc
Palomo E   +4 more
europepmc   +1 more source

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