Understandingthepop-inphenomenainFeNi3nanoindentationiscrucialforanalyzingthemechanicalbehaviorofthisalloyatthenanoscale.Pop-inevents,characterizedbysuddendisplacementburstsduringloading,areoftenlinkedtodislocationnucleation,phasetransformations,orotherlocalizeddeformationmechanisms.InFeNi3,thesephenomenacanprovideinsightsintoitsstrength,plasticity,anddefectdynamicsunderindentation.Studyingpop-ineffectshelpsinoptimizingmaterialperformanceforapplicationsrequiringhighmechanicalreliability,suchasinaerospaceormagneticstoragetechnologies.ResearchinthisareacombinesexperimentalnanoindentationtechniqueswithcomputationalmodelingtouncovertheunderlyingmechanismsgoverningdeformationinFeNi3alloys.
