Related Experiment Video
Updated: Jun 4, 2026

Methods of Ex Situ and In Situ Investigations of Structural Transformations: The Case of Crystallization of Metallic Glasses
Published on: June 7, 2018
Fe(3.3)Ni(83.2)Mo(13.5): a likely candidate to show spin-glass behaviour at low temperatures
Rudra Banerjee1, Mitali Banerjee, A K Majumdar
1Department of Materials Science, S N Bose National Centre for Basic Sciences, JD Block, Sector III, Salt Lake City, Kolkata 700098, India.
This study investigates iron-nickel-molybdenum (FeNiMo) alloys, exploring if they exhibit a spin-glass phase. Unlike other nickel alloys, FeNiMo
Area of Science:
- Materials Science
- Condensed Matter Physics
- Solid State Chemistry
Background:
- Nickel (Ni) based alloys exhibit unique magnetic properties due to the fragility of their local magnetic moments.
- Unlike NiMo and NiW alloys, which do not display a spin-glass phase, the addition of iron (Fe) can enhance the magnetic moment on Ni.
- Theoretical models suggest a spin-glass phase may exist in Ni-rich alloys near specific compositions.
Purpose of the Study:
- To investigate the magnetic behavior of a specific Fe-Ni-Mo alloy composition.
- To determine if the Fe(3.3)Ni(83.2)Mo(13.5) alloy exhibits a spin-glass phase, as predicted by mean-field estimates.
Main Methods:
- Experimental synthesis and characterization of the Fe(3.3)Ni(83.2)Mo(13.5) alloy.
- Magnetic susceptibility measurements.
- Analysis of magnetic ordering and phase transitions.
Main Results:
- The Fe(3.3)Ni(83.2)Mo(13.5) alloy was prepared and characterized.
- Experimental results were analyzed to identify the presence or absence of a spin-glass phase.
- Observed magnetic behavior was compared against theoretical predictions.
Conclusions:
- The study provides crucial experimental data on the magnetic properties of Fe-Ni-Mo alloys.
- Findings contribute to understanding the fundamental mechanisms governing magnetism in disordered alloys.
- The research clarifies the conditions under which spin-glass phases may form in nickel-based systems.
More Related Videos
07:42Optimizing Magnetic Force Microscopy Resolution and Sensitivity to Visualize Nanoscale Magnetic Domains
Published on: July 20, 2022
09:06Visualizing Uniaxial-strain Manipulation of Antiferromagnetic Domains in Fe1+YTe Using a Spin-polarized Scanning Tunneling Microscope
Published on: March 24, 2019
Related Concept Videos
Atomic Nuclei: Nuclear Spin State Population Distribution
Ferromagnetism
Molecular and Ionic Solids
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...
Valence Bond Theory
Colors and Magnetism
When atoms or molecules absorb light at the proper frequency, their electrons are excited to higher-energy orbitals. For many main group atoms and molecules, the absorbed photons are in the ultraviolet range of the electromagnetic spectrum, which cannot be detected by the human eye. For coordination compounds, the energy difference between the d orbitals often allows photons in the visible range to be absorbed and emitted, which is seen as colors by the human eye.
Intermolecular Forces and Physical Properties