Results 161 to 170 of about 51,216 (341)

Lead-free (Ag,K)NbO 3 materials for high-performance explosive energy conversion [PDF]

open access: gold, 2020
Zhen Liu   +12 more
openalex   +1 more source

Ringspannungs‐vermittelte Aktivierung von Pyridinen durch einen gesättigten BSi2‐Ring

open access: yesAngewandte Chemie, Volume 138, Issue 1, 2 January 2026.
Wir berichten über ein stark gespanntes Boratadisiliran mit dem bisher nicht zugänglichen anionischen BSi2‐Ringmotiv. Die Spaltung der S–Si‐Bindung während der Reaktionen mit Pyridinderivate aktiviert diese auf drei verschiedene Arten: (1) Bei Pyridin selbst erfolgt eine selektive ortho‐CH‐Aktivierung und ein gleichzeitiger Wasserstofftransfer zu einem
Nasrina Parvin   +5 more
wiley   +1 more source

Experimental and theoretical studies of liquid sloshing at simulated low gravities [PDF]

open access: yes
Low gravity liquid sloshing in rigid cylindrical ...
Dodge, F. T., Garza, L. R.
core   +1 more source

Nanoscale stabilization of the scheelite-type structure in La0.99Ca0.01NbO4thin films

open access: hybrid, 2015
Cristina Tealdi   +3 more
openalex   +2 more sources

Triplet Metallovinylidenes of Palladium and Platinum Based on a Chelating P/Diazoalkene Ligand

open access: yesAngewandte Chemie International Edition, Volume 65, Issue 1, 2 January 2026.
A new class of chelating diazoalkenes is presented and their coordination complexes with Pd and Pt are characterized. Irradiation triggers N2 loss and gives access to the first triplet metallovinylidenes spectroscopically characterized utilizing FD‐FT THz‐EPR spectroscopy and SQUID measurements.
Max Amann   +11 more
wiley   +1 more source

Normobaric Oxygen Therapy for Scleral Ischemia or Melt

open access: yesJournal of Ophthalmic & Vision Research, 2012
Purpose: To investigate the efficacy of normobaric oxygen (NBO) therapy for treatment of scleral ischemia or melt. Methods: This prospective interventional case series includes 9 eyes of 8 patients with scleral ischemia or melt of diverse etiologies ...
Farideh Sharifipour   +4 more
doaj  

Novel enaminone derived from thieno [2,3-b] thiene: Synthesis, x-ray crystal structure, HOMO, LUMO, NBO analyses and biological activity [PDF]

open access: gold, 2015
Yahia N. Mabkhot   +8 more
openalex   +1 more source

Ring Strain‐Promoted Activation of Pyridines by a Saturated BSi2 Cycle

open access: yesAngewandte Chemie International Edition, Volume 65, Issue 1, 2 January 2026.
We report a highly strained boratadisilirane with the elusive anionic BSi2 ring motif. Cleavage of the Si─Si bond during reactions with pyridine derivatives activates them in three different ways: 1) for pyridine itself selective ortho‐CH activation and concomitant hydrogen transfer to a second pyridine molecule occurs, 2) with dimethylaminopyridine ...
Nasrina Parvin   +5 more
wiley   +1 more source

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