Hydrogen Capture Behavior of MnO Inclusions in Steel

A study on hydrogen interaction with manganese oxide (MnO) inclusions in steel, published on figshare by Hao Zhang. The dataset includes images (JPG format) supporting the analysis, which calculated a hydrogen binding energy of 160.64 kJ·mol⁻¹ and used scanning Kelvin probe force microscopy (SKPFM) to measure micro-potentials. The research identifies MnO-containing inclusions as irreversible hydrogen traps, providing a basis for enhancing steel's hydrogen resistance.

Use Cases

• Training computer vision models to identify MnO inclusions in steel microstructures based on the provided images.
• Analyzing the relationship between inclusion micro-potential and hydrogen capture based on SKPFM data mentioned in the description.
• Validating computational models of hydrogen binding energy in steel using the reported 160.64 kJ·mol⁻¹ value.
• Benchmarking methods for characterizing irreversible hydrogen traps in metallic materials.

Strengths

• Includes a specific, calculated hydrogen binding energy value of 160.64 kJ·mol⁻¹.
• Provides experimental confirmation that MnO-containing inclusions act as irreversible hydrogen traps.
• Uses established characterization techniques (TDS and SKPFM) as described in the study.

Limitations

• Row count is unknown, which may limit suitability assessment.
• Column-level documentation is absent; field semantics must be inferred after download.
• The dataset is very small (386.5 KB), indicating limited scope.

Provenance

Source

figshare

Collection Method

Experimental study using Thermal Desorption Spectroscopy (TDS) and Scanning Kelvin Probe Force Microscopy (SKPFM).

Time Range

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Freshness

Last updated 2026-05-19 18:08:49; freshness should be verified.

Geography

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