Results 21 to 30 of about 66,783 (323)

Self-Assembly of Supramolecules Consisting of Octyl Gallate Hydrogen Bonded to Polyisoprene-block-poly(vinylpyridine) Diblock Copolymers [PDF]

open access: yes, 2004
Synchrotron radiation was used to investigate the self-assembly in two comb-shaped supramolecules systems consisting of octyl gallate (OG), i.e., 1-octyl-3,4,5-trihydroxybenzoate, hydrogen bonded to the pyridine groups of polyisoprene-block-poly ...
Bondzic, S   +10 more
core   +2 more sources

Effect of thermal annealing on grain size and phase changes in magnetron titanium oxide films

open access: yesSt. Petersburg Polytechnical University Journal: Physics and Mathematics, 2022
Thin TiO2 films were produced on single-crystal Si-wafers by magnetron sputtering. Subsequently, they were annealed in air at different temperatures. We researched the structure, the phase composition, the morphology, and the dimensional characteristics ...
Chekadanov Alexander   +4 more
doaj   +1 more source

Microfocus X-ray scattering investigations of eggshell nanotexture [PDF]

open access: yes, 2005
The avian eggshell is a highly ordered calcitic bioceramic composite, with both inorganic and organic constituents. The interactions between the inorganic and organic components within the structure are poorly understood but are likely to occur at the ...
Bain, M.M., Lammie, D, Wess, T.J.
core   +2 more sources

Detection and characterization of folded-chain clusters in the structured melt of isotactic polypropylene

open access: yesIUCrJ, 2021
Despite ceaseless efforts in past decades, the memory effect of semi-crystalline polymers has not been elucidated completely yet. An important reason why is that residual lamellar crystals in the structured melt are difficult to characterize.
Xiangyang Li   +5 more
doaj   +1 more source

Combination of coarse-grained molecular dynamics simulations and small-angle X-ray scattering experiments

open access: yesBiophysics and Physicobiology, 2019
The combination of molecular dynamics (MD) simulations and small-angle X-ray scattering (SAXS), called the MD-SAXS method, is efficient for investigating protein dynamics.
Toru Ekimoto   +3 more
doaj   +1 more source

Antituberculosis Drug Interactions with Membranes: A Biophysical Approach Applied to Bedaquiline

open access: yesMembranes, 2019
This work focuses on the interaction of the novel and representative antituberculosis (anti-TB) drug bedaquiline (BDQ) with different membrane models of eukaryotic and prokaryotic cells.
Marina Pinheiro   +2 more
doaj   +1 more source

Structural transitions of monoolein bicontinuous cubic phase induced by inclusion of protein lysozyme solutions [PDF]

open access: yes, 2006
Inclusion of protein lysozyme molecules in lipidic monoolein cubic phase induces a transition from a $\rm Pn\bar{3}m$ structure to $\rm Im\bar{3}m$ one.
M. Ataka, S. Maki, S. T. Hyde, S. Tanaka
core   +2 more sources

Simultaneous SAXS/SANS Method at D22 of ILL: Instrument Upgrade

open access: yesApplied Sciences, 2021
A customized portable SAXS instrument has recently been constructed, installed, and tested at the D22 SANS instrument at ILL. Technical characteristics of this newly established plug-and-play SAXS system have recently been reported (J. Appl. Cryst. 2020,
Ezzeldin Metwalli   +7 more
doaj   +1 more source

Recent advances in structural characterization of biomacromolecules in foods via small-angle X-ray scattering

open access: yesFrontiers in Nutrition, 2022
Small-angle X-ray scattering (SAXS) is a method for examining the solution structure, oligomeric state, conformational changes, and flexibility of biomacromolecules at a scale ranging from a few Angstroms to hundreds of nanometers.
Yang Sun   +4 more
doaj   +1 more source

Structure of poly(propyl ether imine) (PETIM) dendrimer from fully atomistic molecular Dynamics Simulation and by Small Angle X-ray scattering [PDF]

open access: yes, 2006
We study the structure of carboxylic acid terminated neutral poly (propyl ether imine) (PETIM) dendrimer from generation 1 through 6 (G1-G6) in a good solvent (water) by fully atomistic molecular dynamics (MD) simulations.
A. K. Sood   +8 more
core   +2 more sources

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