Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Metallic Solids02:37

Metallic Solids

18.6K
Metallic solids such as crystals of copper, aluminum, and iron are formed by metal atoms. The structure of metallic crystals is often described as a uniform distribution of atomic nuclei within a “sea” of delocalized electrons. The atoms within such a metallic solid are held together by a unique force known as metallic bonding that gives rise to many useful and varied bulk properties.
All metallic solids exhibit high thermal and electrical conductivity, metallic luster, and malleability....
18.6K
Recrystallization: Solid–Solution Equilibria01:10

Recrystallization: Solid–Solution Equilibria

1.2K
Recrystallization is a purification technique used to separate impurities from solid compounds. In this technique, no chemical reactions occur. Instead, it exploits physical properties only, specifically, the solubility differences between the desired compound and impurities, either at a single temperature or at different temperatures, and under other selected conditions. The solid-solution equilibrium (solubility equilibrium) of each component in the solution represents a binary phase...
1.2K
Molecular and Ionic Solids02:54

Molecular and Ionic Solids

17.4K
Crystalline solids are divided into four types: molecular, ionic, metallic, and covalent network based on the type of constituent units and their interparticle interactions.
Molecular Solids
Molecular crystalline solids, such as ice, sucrose (table sugar), and iodine, are solids that are composed of neutral molecules as their constituent units. These molecules are held together by weak intermolecular forces such as London dispersion forces, dipole-dipole interactions, or hydrogen bonds, which...
17.4K
Colloidal precipitates01:09

Colloidal precipitates

708
The high insolubility of some precipitates can result in an unfavorable relative supersaturation. This can lead to colloidal particles with a large surface-to-mass ratio, where adsorption is promoted. For instance, in the precipitation of silver chloride, silver ions are adsorbed on the surface of the colloidal particles, forming a primary layer. This layer attracts ions of opposite charge (such as nitrate ions), forming a diffuse secondary layer of adsorbed ions. This electric double layer...
708
Bonding in Metals02:32

Bonding in Metals

47.7K
Metallic bonds are formed between two metal atoms. A simplified model to describe metallic bonding has been developed by Paul Drüde called the “Electron Sea Model”. 
47.7K
Washing, Drying, and Ignition of Precipitates00:52

Washing, Drying, and Ignition of Precipitates

1.0K
After filtration, the precipitate is washed to remove coprecipitated impurities and any remaining mother liquor. Colloidal precipitates, such as silver chloride, are washed with an electrolyte (such as dilute nitric acid) to prevent the peptization of the precipitate. In the case of slightly soluble precipitates, the wash solution contains a common ion to reduce solubility. Lead sulfate, which is slightly soluble in water, is washed with dilute sulfuric acid. Similarly, wash solutions may be...
1.0K

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Tuning the Wettability of Hydrophobic Metal-Organic Frameworks by Linker-Doping.

ACS nano·2026
Same author

Vacancy-driven twinning in metal nanoparticles: from bulk morphology transformation to optical and electrochemical effects.

Nanoscale·2026
Same author

Structural mechanisms of allosteric regulation in the human cis-prenyltransferase complex.

Nature communications·2025
Same author

Lipid-mediated hydrophobic gating in the BK potassium channel.

Nature communications·2025
Same author

In search of the smoothest nanoparticle surface: diffusion and mobility on Ag clusters.

Nanoscale·2025
Same author

An <i>ab initio</i> study of silver-titanium interfaces in gas-phase and surface-supported clusters.

Physical chemistry chemical physics : PCCP·2025

Related Experiment Video

Updated: Aug 16, 2025

Processing of Bulk Nanocrystalline Metals at the US Army Research Laboratory
08:58

Processing of Bulk Nanocrystalline Metals at the US Army Research Laboratory

Published on: March 7, 2018

9.5K

Two-Steps Versus One-Step Solidification Pathways of Binary Metallic Nanodroplets.

Diana Nelli1, El Yakout El Koraychy1, Manuella Cerbelaud2

  • 1Dipartimento di Fisica, Università di Genova, Via Dodecaneso 33, 16146Genova, Italia.

ACS Nano
|December 20, 2022
PubMed
Summary
This summary is machine-generated.

Silver alloy nanodroplets (AgCo, AgNi, AgCu) show distinct solidification behaviors. AgCo and AgNi separate early and solidify in steps, while AgCu solidifies in one step, remaining kinetically trapped.

Keywords:
cobaltcoppernanodropletsnickelsilversimulationssolidification

More Related Videos

Facet-to-facet Linking of Shape-anisotropic Colloidal Cadmium Chalcogenide Nanostructures
09:12

Facet-to-facet Linking of Shape-anisotropic Colloidal Cadmium Chalcogenide Nanostructures

Published on: August 10, 2017

7.7K
Methods of Ex Situ and In Situ Investigations of Structural Transformations: The Case of Crystallization of Metallic Glasses
08:55

Methods of Ex Situ and In Situ Investigations of Structural Transformations: The Case of Crystallization of Metallic Glasses

Published on: June 7, 2018

8.6K

Related Experiment Videos

Last Updated: Aug 16, 2025

Processing of Bulk Nanocrystalline Metals at the US Army Research Laboratory
08:58

Processing of Bulk Nanocrystalline Metals at the US Army Research Laboratory

Published on: March 7, 2018

9.5K
Facet-to-facet Linking of Shape-anisotropic Colloidal Cadmium Chalcogenide Nanostructures
09:12

Facet-to-facet Linking of Shape-anisotropic Colloidal Cadmium Chalcogenide Nanostructures

Published on: August 10, 2017

7.7K
Methods of Ex Situ and In Situ Investigations of Structural Transformations: The Case of Crystallization of Metallic Glasses
08:55

Methods of Ex Situ and In Situ Investigations of Structural Transformations: The Case of Crystallization of Metallic Glasses

Published on: June 7, 2018

8.6K

Area of Science:

  • Materials Science
  • Nanotechnology
  • Computational Chemistry

Background:

  • Understanding the solidification of metallic nanodroplets is crucial for designing advanced materials.
  • Alloying elements can significantly alter solidification pathways and final structures.

Purpose of the Study:

  • To investigate the solidification mechanisms of AgCo, AgNi, and AgCu nanodroplets.
  • To analyze the size dependence of solidification temperatures and compare different alloy systems.

Main Methods:

  • Molecular dynamics simulations were employed to study nanodroplets in the 2-8 nm size range.
  • An analytical model was developed to rationalize simulation findings.

Main Results:

  • All systems exhibit Ag surface segregation in the solid state.
  • AgCo and AgNi separate in the liquid phase and undergo two-step solidification.
  • AgCu does not phase separate and solidifies in a single step, leading to a kinetically trapped state.

Conclusions:

  • Solidification pathways differ significantly between AgCo/AgNi and AgCu nanodroplets.
  • The observed differences are attributed to liquid phase separation behavior.
  • Size-dependent solidification temperatures show distinct trends for AgCo/AgNi versus AgCu.