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Abdolali Ramazani Abdolali Ramazani

Abdolali Ramazani Abdolali Ramazani

Associate Professor

Retired

College: faculty of Physics

Department: Condensed Matter Physics

Degree: Ph.D

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Abdolali Ramazani Abdolali Ramazani

Associate Professor Abdolali Ramazani Abdolali Ramazani

Retired
College: faculty of Physics - Department: Condensed Matter Physics Degree: Ph.D |

Magnetic behaviorofas-depositedandannealedCoFeandCoFeCu nanowirearraysbyac-pulseelectrodeposition

Authorsعبد العلی رمضانی-محمد الماسی کاشی-الهام گل افشان -منا عارف پور
JournalJ CRYST GROWTH
Presented byدانشگاه کاشان
Paper TypeFull Paper
Published At2014-5-01
Journal GradeISI
Journal TypeTypographic
Journal CountryAruba
Journal IndexISI ,SCOPUS

Abstract

CoFe andCoFeCuself-organizedalloynanowiresweregrownintoanodicaluminumoxidetemplateby potentiostaticmodeofac-pulseelectrodepositiontechniqueandsubsequentlyannealedat580 1C. The influence ofbathcomposition,off-timebetweenpulsesandannealingtreatmentontheCucontent, microstructureandmagneticpropertiesofCoFeCunanowirearrayshavebeendiscussed.Increasingthe off-time betweenpulsesdecreasedthecoercivityandsaturationmagnetizationoftheCoFeCunanowires due tosubstitutionofCoandFewithCuatomswhichresultedinelectrolessprocess.Coercivityand squarenessoftheannealedsamplesincreasedduetoimprovementofsamplescrystallinity.Magnetic measurements showedhighperpendicularmagneticanisotropyofthenanowireswitheasyaxisparallel to nanowiresaxis.X-raydiffractionresultsindicatedthatannealedCoFeCunanowireswerepolycrystal- line withtwodistinctCoFeandCuphases.