Results 11 to 20 of about 280,815 (357)

Creating amphiphilic porosity in two-dimensional covalent organic frameworks via steric-hindrance-mediated precision hydrophilic-hydrophobic microphase separation. [PDF]

open access: goldNat Commun
Creating different pore environments within a covalent organic framework (COF) leads to useful multicompartment structure and multiple functions.
Jiang SY   +7 more
europepmc   +4 more sources

Understanding steric hindrance effect of solvent molecule in localized high-concentration electrolyte for lithium metal batteries

open access: yesCarbon Neutrality, 2023
High energy density lithium metal batteries (LMBs) have garnered significant research interests in the past decades. However, the growth of lithium dendrites and the low Coulombic efficiency (CE) of Li metal anode pose significant challenges for the ...
Xinpeng Li   +10 more
doaj   +2 more sources

Pan-H7 influenza human antibody virus neutralization depends on avidity and steric hindrance [PDF]

open access: yesJCI Insight
H7N9 avian influenza virus is a zoonotic influenza virus of public health concern, with a 39% mortality rate in humans. H7N9-specific prevention or treatments for humans have not been approved.
Iuliia M. Gilchuk   +9 more
doaj   +2 more sources

Substituent effect of Cp2TiCl2 catalyst for ethylene polymerization: A DFT study [PDF]

open access: yesPolyolefins Journal, 2023
The substituents on cyclopentadienyl (Cp) can regulate the electronic effect and hindrance of the active center in the metallocene catalyst. This modification can greatly change the catalytic activity of the catalyst and affect some features of the ...
Kefeng Xie   +5 more
doaj   +1 more source

Insights on tert-butyl alkylation effects on fluorobenzene

open access: yesScientific African, 2021
Directing effects of substituents on the benzene ring, ortho and para directors by electron donating groups and meta directors using electron withdrawing groups have been studied and reported widely. In particular and for many years, the directing effect
Lewis Mtashobya
doaj   +1 more source

Improving the steric hindrance effect of linear sulfonated acetone-formaldehyde dispersant and its performance in coal-water slurry. [PDF]

open access: yesRSC Adv, 2022
Dispersants can have a substantial impact on the rheological characteristics of coal–water slurry (CWS). Due to their advantages in cost and synthesis, linear dispersants are currently most often employed in the commercial manufacturing of CWS.
Shuai W   +8 more
europepmc   +2 more sources

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