Results 31 to 40 of about 784,267 (315)

Static and dynamic heterogeneities in water [PDF]

open access: yesPhilosophical Transactions of the Royal Society A: Mathematical, Physical and Engineering Sciences, 2004
The thermodynamic behaviour of water seems to be related to static heterogeneities. These static heterogeneities are related to the local structure of water molecules and, when properly characterized, may offer an economical explanation of thermodynamic data.
H Eugene, Stanley   +4 more
openaire   +2 more sources

The effect of water on protein dynamics [PDF]

open access: yesPhilosophical Transactions of the Royal Society of London. Series B: Biological Sciences, 2004
Neutron diffraction and spectroscopy were applied to describe the hydration and dynamics of a soluble protein and a natural membrane from extreme halophilic Archaea. The quantitative dependence of protein motions on water activity was clearly illustrated, and it was established that a minimum hydration shell is required for the systems to access their ...
openaire   +2 more sources

Water transport through carbon nanotubes with defects [PDF]

open access: yes, 2012
Non-equilibrium molecular dynamics simulations are performed to investigate how changing the number of structural defects in the wall of a (7,7) single-wall carbon nanotube (CNT) affects water transport and internal fluid dynamics. Structural defects are
Reese, Jason M.   +8 more
core   +1 more source

Thermal tuning of protein hydration in a hyperthermophilic enzyme

open access: yesFrontiers in Molecular Biosciences, 2022
Water at the protein surface is an active biological molecule that plays a critical role in many functional processes. Using NMR-restrained MD simulations, we here addressed how protein hydration is tuned at high biological temperatures by analysing ...
Giuliana Fusco   +3 more
doaj   +1 more source

Low Field NMR Studies of Wheat Bread Enriched with Potato Juice During Staling

open access: yesOpen Agriculture, 2019
Potato juice is a by-product in the production of starch from potato tubers. However, published studies indicate that it is a source of bioactive compounds with antioxidant and anti-inflammatory effects. The use of health-promoting additives may, however,
Kowalczewski Przemysław Łukasz   +3 more
doaj   +1 more source

Dynamics of Water and Other Molecular Liquids Confined Within Voids and on Surface of Lignin Aggregates in Aging Bio Crude Oils

open access: yesFrontiers in Chemistry, 2021
Neutron scattering methods were employed to study the microscopic structure and dynamics of Bio Crude Oils (BCOs) and their lignin fractions. The structure of the carbonaceous aggregates was investigated using Small Angle Neutron Scattering to reveal a ...
Massimo Bonini   +2 more
doaj   +1 more source

Active-site solvent replenishment observed during human carbonic anhydrase II catalysis

open access: yesIUCrJ, 2018
Human carbonic anhydrase II (hCA II) is a zinc metalloenzyme that catalyzes the reversible hydration/dehydration of CO2/HCO3−. Although hCA II has been extensively studied to investigate the proton-transfer process that occurs in the active site, its ...
Jin Kyun Kim   +6 more
doaj   +1 more source

On the Dynamics and Water Mass Transformation of a Boundary Current Connecting Alpha and Beta Oceans [PDF]

open access: yes, 2018
A subpolar marginal sea, like the Nordic seas, is a transition zone between the temperature-stratified subtropics (the alpha ocean) and the salinity-stratified polar regions (the beta ocean).
Spall, M.A.   +7 more
core   +1 more source

CONDITIONS OF FORMING FOR THERAPEUTIC MUD IN THE VOEVODA BAY (AMUR BAY, JAPAN SEA)

open access: yesИзвестия ТИНРО, 2018
The water dynamics and distribution of the sea grass Zostera marina are investigated as factors of the curative mud forming in the Voevoda Bay. The water currents are measured directly.
Yu. A. Barabanshchikov   +4 more
doaj   +1 more source

Water Dynamics Analysis in Karst Flood Areas Using Sentinel-1 Time Series

open access: yesRemote Sensing, 2023
Studying karst water dynamics is challenging because of the often unknown underground flows. Therefore, studies of visible karst waters receive considerable research emphasis.
Jana Breznik   +3 more
doaj   +1 more source

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