Results 101 to 110 of about 7,136 (293)

Recent advances in metathesis-derived polymers containing transition metals in the side chain

open access: yesBeilstein Journal of Organic Chemistry, 2015
This account critically surveys the field of side-chain transition metal-containing polymers as prepared by controlled living ring-opening metathesis polymerization (ROMP) of the respective metal-incorporating monomers.
Ileana Dragutan   +4 more
doaj   +1 more source

Protein ROMP: Aqueous Graft-from Ring-Opening Metathesis Polymerization

open access: yes, 2015
Ring-opening metathesis polymerization (ROMP) was carried out from the surface of a protein under aqueous conditions. Grubbs’ third generation catalyst was modified with PEGylated pyridyl groups to form a water-soluble species that showed high activity ...
Sergey A. Isarov (1495906)   +1 more
core   +1 more source

Fabrication of Composite Cathode for All‐Solid‐State Sodium Batteries

open access: yesAdvanced Energy Materials, EarlyView.
The design of composite cathodes for all‐solid‐state sodium batteries must address three critical challenges—interfacial side reactions, interfacial delamination, and highly tortuous transport pathways. This work outlines structural and interfacial strategies to optimize ion transport and mechanical stability, enabling durable, and high‐performance ...
Gaoming Sun   +6 more
wiley   +1 more source

Research on the Bearing Weak Fault Signal Diagnosis Method Based on IGWO-MCKD-ROMP

open access: yesJixie chuandong
In response to the issue of excessive sampling data and poor fault feature extraction performance in the fault diagnosis process of gearbox rolling bearings, a regularized orthogonal matching pursuit (ROMP) algorithm was proposed based on the maximum ...
Zhou Juanli   +2 more
doaj  

Bidirectional ROMP of Paracylophane-1,9-dienes to Tri- and Penta-Block p-Phenylenevinylene Copolymers

open access: yes, 2019
Dialkoxy and dialkyl substituted paracyclophane-1,9-dienes undergo bidirectional ring opening metathesis polymerisation (ROMP) on addition of bifunctional Hoveyda-Grubbs initiators.
Turner, Michael; id_orcid   +5 more
core   +1 more source

From Materials to Systems: Challenges and Solutions for Fast‐Charge/Discharge Na‐Ion Batteries

open access: yesAdvanced Energy Materials, EarlyView.
This review systematically analyzes the key characteristics limiting the fast‐charge/discharge capability of Na‐ion batteries (SIBs) from a multi‐scale perspective encompassing electrode materials, the electrode‐electrolyte interface, and the system. Furthermore, it presents practical solution strategies for the fundamental issues arising at each scale,
Bonyoung Ku   +5 more
wiley   +1 more source

Grubbs–Hoveyda type catalysts bearing a dicationic N-heterocyclic carbene for biphasic olefin metathesis reactions in ionic liquids

open access: yesBeilstein Journal of Organic Chemistry, 2015
The novel dicationic metathesis catalyst [(RuCl2(H2ITapMe2)(=CH–2-(2-PrO)-C6H4))2+ (OTf−)2] (Ru-2, H2ITapMe2 = 1,3-bis(2’,6’-dimethyl-4’-trimethylammoniumphenyl)-4,5-dihydroimidazol-2-ylidene, OTf− = CF3SO3−) based on a dicationic N-heterocyclic carbene (
Maximilian Koy   +4 more
doaj   +1 more source

ROMP Synthesis of Cobalticenium–Enamine Polyelectrolytes

open access: yes, 2016
The synthesis of redox-robust polyelectrolyte polymers has long been investigated. Two simple methods of synthesis of well-defined cobalticenium-containing polymers are presented using both the norbornene ring-opening-metathesis polymerization (ROMP ...
Amalia Rapakousiou (1353483)   +2 more
core   +1 more source

Decoding Gas Evolution Pathways and Interfacial Chemistry in Layered Oxide Cathodes for Safer Sodium‐Ion Batteries

open access: yesAdvanced Energy Materials, EarlyView.
Gas evolution behaviors of sodium layered oxide cathodes with varying compositions, cutoff voltages, dopants, and particle sizes/morphologies have been systematically investigated by online electrochemical mass spectrometry. The fundamental outgassing mechanisms of sodium‐based cathodes compared to lithium‐based cathodes have been elucidated.
Chen Liu, Zehao Cui, Arumugam Manthiram
wiley   +1 more source

General Synthetic Route to Cell-Permeable Block Copolymers via ROMP

open access: yes, 2016
The applications of block copolymers are myriad, ranging from electronics to functionalized resins to therapeutics. The ring-opening metathesis polymerization (ROMP) is an especially valuable reaction for block copolymer assembly because each block can ...
Shane L. Mangold (2371120)   +3 more
core   +1 more source

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