Results 221 to 230 of about 16,319 (283)

Normobaric hyperoxia for intracerebral hemorrhage: a randomized clinical trial. [PDF]

open access: yesBMC Med
Chen Z   +13 more
europepmc   +1 more source

Coordination‐Driven Direct C─H Metalation of N‐Heterocycles With a Superbasic Co(II) Amide Co(TMP)2

open access: yesAngewandte Chemie, Volume 138, Issue 34, 17 August 2026.
By enabling regioselectivities that are inaccessible with conventional bases, this study introduces a Co(II) amide platform for the deprotonative C─H metalation of sensitive N‐heterocycles. Subsequent interception of the resulting Co(II) intermediates with external oxidants affords a family of sterically congested, TMP‐substituted heterocycles via C─N ...
Na Jin   +3 more
wiley   +1 more source

One Ligand, Three Roles: L-, X-, and Z-Type Coordination at Nitrogen. [PDF]

open access: yesAngew Chem Int Ed Engl
Leiboviz L   +4 more
europepmc   +1 more source

Sintered NbO Powders for Electronic Device Applications

open access: yesThe Journal of Physical Chemistry C, 2011
Wide band gap niobium oxides are particularly important for electronic device applications. Two types of NbO powders were sintered between 300 and 1100 °C. The structural characterization of the pellets, performed by X-ray diffraction measurements and Raman spectroscopy, revealed the appearance of the NbO and T-, B-, and H-Nb2O5 polymorphs, depending ...
Nico, C.   +8 more
openaire   +3 more sources

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