Sentences with phrase «with aqueous solutions»

His interests have ranged broadly, from biological motion and cell biology to the interaction of biological surfaces with aqueous solutions.

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.

Scientists traditionally synthesize DAG by reacting a mixture of hydroxylamine hydrochloride and sodium hydroxide with an aqueous solution of the dialdehyde glyoxal at 95?.

Not exact matches

Experimenting with a home chemistry kit, he ran electricity through an aqueous solution to generate oxygen and hydrogen.

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.

These methods fail, however, for metals where the diffusion of hydrogen is relatively slow, and also in cases where metals strongly react with aqueous electrolyte solutions.

On one side the membrane is charged with hydrogen produced cathodically in an aqueous solution.

Aqueous solutions with pH values lower than 7 are considered acidic, while pH values higher than 7 are considered alkaline.

«Typically, the synthesis of oxide nanoparticles involves the slow reaction of a weak oxidizing agent, such as hydrogen peroxide, with dilute solutions of metal salts or complexes in both aqueous and non-aqueous solvent systems,» said Dr. Thomas Sutto, NRL research chemist.

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.

The external tanks in PNNL's new battery hold aqueous electrolytes, watery solutions with dissolved chemicals that store energy.

In a first experiment, the researchers compared two methods for skin closure in a deep wound: traditional sutures, and the application of the aqueous nanoparticle solution with a brush.

Confronted with a deep gash in the liver with severe bleeding, the researchers closed the wound by spreading the aqueous nanoparticle solution and pressing the two edges of the wound toget her.

The new process replaces the grinding stage with a chemical process that takes place in aqueous solution.

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.

Two doctoral students in Bach's team are currently investigating various AdBlue injection procedures with a view to achieving the most optimal nebulization and homogenous distribution of the aqueous urea solution in the exhaust gas.

Now Ulrich Schubert and colleagues have developed a redox - flow battery that uses organic polymers as the charge - storage material, in combination with inexpensive dialysis membranes and an aqueous sodium chloride solution as the electrolyte.

Here we describe an affordable, safe, and scalable battery system, which uses organic polymers as the charge - storage material in combination with inexpensive dialysis membranes, which separate the anode and the cathode by the retention of the non-metallic, active (macro-molecular) species, and an aqueous sodium chloride solution as the electrolyte.

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.

Abstract: Widespread use of artificial photosynthesis hinges upon development of photocatalysts and light absorbers with excellent electrochemical stability in aqueous solution.

The user must provide vaccine antigen ready to formulate with adjuvant, either lyophilised or in stable aqueous solution including documentation of physico - chemical properties and analytical methods to detect, quantify and characterise the antigen.

To achieve this, the researchers introduced an aqueous solution enriched with bismuth ions to a superconducting magnet and irradiated it with radio frequencies via a small coil until they registered a polarity reversal in the bismuth ions.

It sublimes, is volatile with steam, and is soluble in most organic solvents as well as aqueous alkaline solutions.

This system operates with the additive AdBlue, an aqueous solution of carbamide, small amounts of which are injected ahead of the DeNOx catalytic converter.

For those of you who look back on your freshman chemistry days with less than fondness, the acidity or pH of an aqueous solution is a measure of the concentration of H + ions in the solution, with low pH meaning high H + concentration.

«With our technique, large CO2 separation capacities can be achieved with small temperature swings and regeneration energies that are appreciably lower than what can be achieved with state - of - the - art aqueous amine solutions,» Long sWith our technique, large CO2 separation capacities can be achieved with small temperature swings and regeneration energies that are appreciably lower than what can be achieved with state - of - the - art aqueous amine solutions,» Long swith small temperature swings and regeneration energies that are appreciably lower than what can be achieved with state - of - the - art aqueous amine solutions,» Long swith state - of - the - art aqueous amine solutions,» Long says.

This compares with a hydration number of 20 for methane in aqueous solution.