Results 81 to 90 of about 3,465,058 (176)

Molecular Quadrupole-Moment and Effective-Quadrupole-Centre of Fluorobenzene

open access: yes, 1983
Measurements of the infinite-dilution molar field-gradient birefringence constant, Kerr constant and Cotton-Mouton constant of fluorobenzene as a solute in carbon tetrachloride at 25°C and at two visible-spectrum wavelengths (441.6 and 632.8 nm) are ...
Gentle, IR, Dennis, GR, Ritchie, Gld
core   +1 more source

Covalent Functionalization of NiFe Layered Double Hydroxides using Tris(Hydroxymethyl)Aminomethane

open access: yesSmall, EarlyView.
Covalent functionalization of NiFe layered double hydroxides with tris(hydroxymethyl)aminomethane enables controlled growth, enhanced structural order, and improved processability. Temporary TRIS anchoring promotes stable water‐based inks and binder‐free electrode fabrication, leading to enhanced oxygen evolution activity and long‐term stability under ...
Alvaro Seijas Da Silva   +8 more
wiley   +1 more source

Reactivity of Oxidized Porous Silicon with Calcium Ion in Aqueous Media: Stability, pH Behavior, and Host‐Guest Strategies

open access: yesSmall, EarlyView.
Oxidized porous silicon, composed of an elemental silicon porous skeleton coated with a silica shell, reacts with aqueous Ca2+ to generate a mixed silica–calcium silicate matrix that is remarkably efficient at trapping small molecules. With an emphasis on the engineering of controlled‐release drug delivery systems, this study identifies the factors ...
Ruhan Fan   +2 more
wiley   +1 more source

Three‐Dimensional Optical and Computational Reconstruction of Colloidal Electrokinetic Flows via Multiplane Imaging and Multiscale Modeling

open access: yesSmall, EarlyView.
Fast 3D multiplane microscopy is combined with multiscale electrokinetic modeling to reconstruct nanoparticle motion around quadrupolar electrodes. This integrated optical‐computational framework reveals the full three‐dimensional structure of colloidal electrokinetic flows, including localized trapping, depletion layers, and complex vortical motion ...
Flip de Jong   +23 more
wiley   +1 more source

THE ELECTRIC DIPOLE MOMENT AND THE MOLECULAR QUADRUPOLE MOMENT OF $^{16}O^{12}C^{32}S$ AS MEASURED BY THE MOLECULAR BEAM ELECTRIC RESONANCE METHOD.

open access: yes, 1969
$^{1}$ John S. Muenter, J. Chem. Phys. 48, 4544 (1968). Electric dipole moment of carbonyl sulfide. $^{2}$ W. H. Fluggare, W. Huttner, R. L. Shoemaker and P. D. Foster, J. Chem, Phys. 50, 1714 (1969).
De Leeuw, F. H., Dymanus, A.
core   +1 more source

The quadrupole moment of 203Fr

open access: yes, 2017
The spectroscopic electric quadrupole moment of the neutron-deficient francium isotope 203Fr was measured by using high-resolution collinear resonance ionization spectroscopy (CRIS) at the CERN Isotope Separation On-Line Device (ISOLDE) facility.
Yang, X F   +86 more
core   +1 more source

Universal Confinement Length Governs Radical Depolymerization Kinetics in Nanoconfined Polymers

open access: yesSmall, EarlyView.
Analysis of PMMA depolymerization kinetics identifies a critical threshold under extreme nanoconfinement where segmental mobility saturation prevents further increases in depolymerization temperature. ABSTRACT Thermal depolymerization is typically studied in bulk, yet many systems involve polymers confined within nanoscale geometries. Understanding how
Uiseok Hwang   +5 more
wiley   +1 more source

Electroconductive MXene‐Thin‐Film‐Composite Membranes for Coupled Osmotic Concentration and PFAS Mineralization

open access: yesSmall, EarlyView.
An electroconductive MXene‐TFC membrane integrates osmotic dewatering with anodic oxidation to concentrate and mineralize PFOA at the membrane interface. The coupled AO‐PRO configuration accelerates degradation kinetics, achieves 99% rejection and up to 93% TOC removal, and lowers specific energy demand, offering a compact route for PFAS destruction ...
Afrouz Yousefi   +9 more
wiley   +1 more source

RF and Surface Properties of Superconducting Samples [PDF]

open access: yes, 2011
The surface resistance Rs of superconducting cavities can be obtained from the unloaded quality factor Q0. Since Rs varies strongly over the cavity surface its value must be interpreted as averaged over the whole cavity surface.
Weingarten, W.   +3 more
core   +1 more source

Nuclear quadrupole moment of the 99Tc ground state

open access: yes, 2008
By combining first-principles calculations and existing nuclear magnetic resonance (NMR) experiments, we determine the quadrupole moment of the 9/2(+) ground state of Tc-99 to be (-)0.14(3)b.
Renter, Mario   +8 more
core   +1 more source

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