Results 301 to 310 of about 813,317 (386)

Structural and Spectroscopic Trends in Alkali Tris(Acetato)Actinyl(VI) Complexes

open access: yesEuropean Journal of Inorganic Chemistry, EarlyView.
Alkali tris(acetato) actinyl(VI) complexes of different actinyls and identical alkali metals are mostly isostructural, showing a redshift in the symmetric actinyl stretch across the actinide series. With increasing alkali ionic radii, a progression to lower symmetry is observed that correlates with subtle changes in the electronic and vibrational ...
Julia Neumann   +2 more
wiley   +1 more source

Synthesis, Characterization, and Electrochemical Properties of Tri‐ and Tetranuclear CoIII‐Oxo Complexes

open access: yesEuropean Journal of Inorganic Chemistry, EarlyView.
A series of three tetranuclear and two trinuclear Co(III) carboxylate complexes are synthesized and thoroughly spectroscopically and electrochemically characterized. The relative stability of the tetranuclear versus trinuclear complexes is investigated by density functional theory calculations, and the infrared and ultraviolet/visible spectra are ...
Timo Fockenberg   +5 more
wiley   +1 more source

Enhanced Separation of Extracellular Vesicles Using Capillary Isotachophoresis With Spacer Compounds

open access: yesELECTROPHORESIS, EarlyView.
ABSTRACT Extracellular vesicles (EVs) are pivotal in numerous physiological and pathological processes, such as immune responses, viral pathogenesis, pregnancy, cardiovascular diseases, and cancer progression. Their capacity to influence complex intracellular pathways highlights their therapeutic potential in addressing various conditions, including ...
Milan Pieter Paul de Putter   +4 more
wiley   +1 more source

Identification of Hot and Cold Regions for Mutagenesis in the Escherichia coli tdk Gene: A Catalog of Mutational Sites

open access: yesEnvironmental and Molecular Mutagenesis, EarlyView.
ABSTRACT We constructed a catalog of mutational sites in the tdk gene of Escherichia coli that consists of 378 different base pair substitutions at 245 different sites (base pairs). This allows us to examine the tendency of different sub‐regions of the gene to be more or less prone to mutations when compared with other sub‐regions.
Katherine Douglas   +10 more
wiley   +1 more source

In Situ Light-driven pH Modulation for NMR Studies. [PDF]

open access: yesAngew Chem Int Ed Engl
Barde A   +6 more
europepmc   +1 more source

Characterization of Pressure Pulsation Propagation in a Pump‐Turbine Based on the Same‐Frequency Tracking Method

open access: yesEnergy Science &Engineering, EarlyView.
ABSTRACT Pressure pulsation is a key factor affecting the safe and stable operation of pump‐turbines. This article is based on same frequency‐tracking method on the pressure pulsation propagation characteristics of pump‐turbine during generation mode. The numerical simulation is validated by experimental study on a model pump‐turbine.
Yanpin Li   +9 more
wiley   +1 more source

Effect of Sand Particle Size on Sand–Water Flow in a Francis‐99 Distributor

open access: yesEnergy Science &Engineering, EarlyView.
ABSTRACT To examine the sand–water flow characteristics in the distributor of the Francis‐99 hydraulic turbine, numerical simulations were conducted using the Mixture multiphase flow model, focusing on the impact of varying sand particle sizes. The findings indicate that near‐wall velocities of sand and water in the fixed and guide vanes of the ...
Ziyao Zhou   +7 more
wiley   +1 more source

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