Nickel Analysis
Nickel Analysis - Related Videos
08:40
Gyroid Nickel Nanostructures from Diblock Copolymer Supramolecules
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Cited by 3 •
2014
This article describes the preparation of well-ordered nickel nanofoams via electroless metal deposition onto nanoporous templates obtained from self-assembled diblock copolymer based supramolecules.
03:54
Nickel Affinity Chromatography-Based Protein Purification: A Technique to Purify Polyhistidine-Tagged Recombinant Proteins from Bacterial Cell Lysate
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2025
In this video, we demonstrate the nickel affinity chromatography technique to purify histidine-tagged pyrophosphokinase enzymes from Clostridium difficile bacteria.
09:02
Synthesis of Platinum-nickel Nanowires and Optimization for Oxygen Reduction Performance
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2018
The protocol describes the synthesis and electrochemical testing of platinum-nickel nanowires. Nanowires were synthesized by the galvanic displacement of a nickel nanowire template. Post-synthesis processing, including hydrogen annealing, acid leaching, and oxygen annealing were used to optimize nanowire performance and durability in the oxygen reduction reaction.
07:57
Effect of Microwave Synthesis Conditions on the Structure of Nickel Hydroxide Nanosheets
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Cited by 1 •
2023
Nickel hydroxide nanosheets are synthesized by a microwave-assisted hydrothermal reaction. This protocol demonstrates that the reaction temperature and time used for microwave synthesis affects the reaction yield, crystal structure, and local coordination environment.
09:35
Applying Dynamic Strain on Thin Oxide Films Immobilized on a Pseudoelastic Nickel-Titanium Alloy
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2020
Dynamic, tensile strain is applied on TiO2 thin films to study the effects of strain on electrocatalysis, specifically proton reduction and water oxidation. TiO2 films are prepared by thermal treatment of the pseudo-elastic NiTi alloy (Nitinol).
FAQs
Separation improves the reliability of a nickel measurement by reducing the influence of other substances in the sample. This matters because nickel may be measured through a complex, precipitate, or instrument-detectable signal, and interfering components can affect how clearly that signal represents nickel. Analysts therefore select separation steps according to sample composition and the required analytical sensitivity.
These responses provide different ways to recognize or measure nickel. A characteristic complex or precipitate can indicate nickel through a chemical reaction, while an instrument-detectable signal supports measurement with greater instrumental involvement. The selected response depends on the sample and the analytical objective, allowing chemistry-based and instrument-based approaches to address different selectivity and sensitivity requirements.
Gravimetric and titrimetric procedures represent classical chemical approaches, whereas atomic spectroscopy and electrochemical methods rely on instrument-detectable responses. Colorimetric assays occupy another chemistry-based approach by using a measurable color response. These choices differ in the type of evidence produced and in the levels of selectivity and detection they can provide for a particular sample.
Method selection depends mainly on the sample, the presence of interfering substances, and the sensitivity required. An analyst may choose a gravimetric, titrimetric, colorimetric, atomic spectroscopic, or electrochemical approach depending on whether the work calls for a reaction-based result or an instrument-detectable signal. Matching the method to these conditions supports meaningful nickel determination.
A typical workflow begins with the sample and consideration of its composition and analytical requirements. When necessary, the analyst separates nickel from interfering substances, then measures it through a characteristic complex, precipitate, color response, or instrument-detectable signal. The resulting approach may be gravimetric, titrimetric, colorimetric, atomic spectroscopic, or electrochemical.
Atomic spectroscopy and electrochemical methods are appropriate options when an instrument-detectable signal is useful for the measurement. Their selection should reflect the sample, the amount of interference, and the required sensitivity. These methods extend nickel analysis beyond visible chemical responses and can support measurements in materials testing, environmental monitoring, and industrial quality control.
In alloy composition and product quality control, nickel analysis helps assess whether nickel-containing materials meet their intended composition or quality requirements. Analysts select a suitable chemical or instrumental method, account for possible interfering substances, and measure the resulting nickel response. The information supports materials testing, evaluation of products, and control of industrial processes involving nickel.
Environmental monitoring uses nickel analysis to evaluate possible contamination in water and soil. Because these samples may contain substances that interfere with measurement, analysts may need to separate nickel before applying a gravimetric, titrimetric, colorimetric, atomic spectroscopic, or electrochemical method. The selected procedure provides information relevant to assessing nickel presence and contamination in environmental samples.