Sentences with phrase «aqueous solution»
An aqueous solution is a mixture where a substance (such as salt or sugar) is dissolved in water. It is like when you mix something with water and it disappears, creating a solution. Full definition
The journal cover shows a calcium ion coordinating to aspartate, a model for proteins in aqueous solution used by the authors to demonstrate features of the software.
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A team led by Ludwik Leibler from the Laboratoire Matière Molle et Chimie (CNRS / ESPCI Paris Tech) and Didier Letourneur from the Laboratoire Recherche Vasculaire Translationnelle (INSERM / Universités Paris Diderot and Paris 13), has just demonstrated that the principle of adhesion by aqueous solutions of nanoparticles can be used in vivo to repair soft - tissue organs and tissues.
These results could open new pathways for exploring applications that require contact with aqueous solutions such as: Solution gating; electrochemistry; and solution - phase approaches for exfoliation, dispersion, and delivery of black phosphorus.
«Our findings show that F. hygrometrica is a useful bio-material for recovering lead from aqueous solutions,» says Group leader Hitoshi Sakakibara.
The test method is validated for aqueous solutions and oils, to the OECD Guideline 432 and the INVITTOX protocol 121, and assessed by the German Accreditation Body (DAkkS).
A team of scientists at the University of Cambridge has reported the light - driven photoreforming of cellulose, hemicellulose and lignin to H2 using semiconducting cadmium sulfide quantum dots in alkaline aqueous solution.
The technique is particularly sensitive to boundaries where the refractive index of a tissue changes, such as those between aqueous solutions and lipid - or protein - rich structures, such as myelin.
Scientists at Lawrence Berkeley National Laboratory and Argonne National Laboratory demonstrated that a positively charged protactinium dioxide ion may not exist in aqueous solution like other highly charged actinides, such as uranium and plutonium.
Vitreous humour (British spelling) or Vitreous humor (US spelling) is the clear aqueous solution that fills the space between the lens and the retina of the vertebrate eyeball.
To test their hypothesis, they built an early Earth model environment, an organic - rich aqueous solution in which schreibersite might react and corrode in a way similar to how events may have unfolded in prebiotic chemistry.
Woodchips are cooked in a hot aqueous solution of sodium hydroxide and sodium sulphide.)
acid Any of a class of substances whose aqueous solutions are characterized by a sour taste, the ability to turn blue litmus red, and the ability to react with bases and certain metals to form salts.
Researchers have discovered that the film constructed by assembling a nontoxic filamentous virus functions as a heat dissipation material, and that can be simply prepared by drying the virus aqueous solution at room temperature.
Such soluble species have been reported for the polycondensation of silicic acid (18), precipitation of aluminum oxyhydroxide (19), and aqueous solutions of hydrated ions of the transition metals iron, chromium, uranium, molybdenum, and tungsten (20).
His interests have ranged broadly, from biological motion and cell biology to the interaction of biological surfaces with aqueous solutions.
Scanning electron micrograph image of germanium nanowires electrodeposited onto an indium tin oxide electrode from aqueous solution.
Prolonged exposure to various aqueous solutions including but not limited to dish soap, chlorhexidine, and spectra soap.
The strontium titanate mesocrystal exhibits three times the efficiency for hydrogen evolution compared to conventional disordered systems in alkaline aqueous solution.
In addition, the team analyzed the charge redistribution of the salt in aqueous solution as a function of concentration.
The molecules, attached by one end to a 1 - micrometer bead, were manipulated in an aqueous solution with optical tweezers.
A binuclear ion -LRB-[NH3) 5RuN2Ru (NH3) 5] 5 + is formed by the direct reaction of N2 with an aqueous solution of (NH3) 5RuOH22 + at room temperature.
In aqueous solution, 1 binds readily to a variety of biomolecules, including nucleotides, RNA, amino acids, peptides, and phospholipids.
Experimenting with a home chemistry kit, he ran electricity through an aqueous solution to generate oxygen and hydrogen.
That's where the nanobubbles come into play: through their simulations, the researchers found that if temperature and pressure conditions were favorable for hydrate formation, methane nanobubbles in the aqueous solution sped up the rate at which the hydrate formed.
The devices using lead titanate exhibited the best performance in aqueous solution, allowing a switch away from solvents to a water - based solution that could help drive down costs while being more environmentally friendly.
Taken together, they also provide a potential explanation for the so - called memory effect — the fact that «aqueous solutions in contact with methane form solid methane hydrate at a much faster rate if they have already undergone a methane hydrate formation - decomposition cycle,» said Alavi, almost as if the hydrate «remembers» its previous state.
The researchers found that, in an aqueous solution, amino acids usually hook up with others in their own string because of the randomness with which water - hating amino acid molecules are interspersed among water - loving ones on the same protein.
An aqueous solution of carbon nanotubes looks like a bottle of black ink and can be handled in similar ways.
This metal was selected because hydrogen atoms move exceptionally fast in iron crystal lattice: their rate of diffusion at room temperature is comparable to that of hydrogen ions in aqueous solutions.
On one side the membrane is charged with hydrogen produced cathodically in an aqueous solution.
The integrated set of modules can produce hundreds to thousands of accumulated doses in a day, delivered in aqueous solution.
Aqueous solutions with pH values lower than 7 are considered acidic, while pH values higher than 7 are considered alkaline.
The molecular - level results provide key fundamental insights into the distinctively different chemistries of protactinium and the other actinides in aqueous solutions.
The gas - phase results are consistent with the spontaneous hydrolysis of PaO2 + in aqueous solution, this in contrast to heavier actinide dioxides of uranium, neptunium, and plutonium; the heavier actinide dioxides form stable hydrates in both solution and gas phase.
«By simply adding an aqueous solution of glyoxal to an aqueous solution of hydroxylamine heated to 95 o C, followed by stirring for 3 days, DAG is produced in a much improved 80 % yield.
Scientists traditionally synthesize DAG by reacting a mixture of hydroxylamine hydrochloride and sodium hydroxide with an aqueous solution of the dialdehyde glyoxal at 95?.
A diagram, top, and photograph show uranium clusters being extracted upward from an aqueous solution into a kerosene solution.
The new process replaces the grinding stage with a chemical process that takes place in aqueous solution.
The technique uses soap - like chemicals known as surfactants to extract uranium from an aqueous solution into a kerosene solution in the form of hollow clusters.
González - Rubio et al. annealed gold nanorods dispersed in an aqueous solution of a surfactant with carefully tuned ultrafast (femtosecond) laser pulses.
The chemical reaction that destroys the nerve agent produces an aqueous solution containing various sodium salts, none of which is particularly toxic.
MECS are produced using a double - capillary device in which the flow rates of three fluids — a carbonate solution combined with a catalyst for enhanced CO2 absorption, a photo - curable silicone that forms the capsule shell, and an aqueous solution — can be independently controlled.