钴纳米线和钐锰合金纳米管的制备和磁性研究的开题报告.docx

钴纳米线和钐锰合金纳米管的制备和磁性研究的开题报告
摘要：
本文主要探讨了钴纳米线和钐锰合金纳米管的制备方法和磁性研究。钴纳米线的制备采用了物理气相沉积法，通过调节反应条件，制备出不同直径和长度的钴纳米线，使用扫描电子显微镜和透射电子显微镜对制备的钴纳米线进行了表征。钐锰合金纳米管的制备采用了电化学沉积法，通过调节反应条件，制备出不同直径和长度的钐锰合金纳米管，使用扫描电子显微镜和透射电子显微镜对制备的钐锰合金纳米管进行了表征。
在磁性研究方面，使用霍尔测量系统测量了样品的磁场效应，得到了磁滞回线和磁化曲线。研究发现，钴纳米线和钐锰合金纳米管均表现出良好的磁性能，并具有潜在的应用价值。
关键词：钴纳米线；钐锰合金纳米管；制备方法；磁性研究
Abstract:
Thispapermainlydiscussesthepreparationmethodsandmagneticpropertiesofcobaltnanowiresandsamarium-manganesealloynanotubes.Thepreparationofcobaltnanowiresusesphysicalvapordepositionmethod.Differentdiametersandlengthsofcobaltnanowireswerepreparedbyadjustingthereactionconditions.Thepreparedcobaltnanowireswerecharacterizedbyscanningelectronmicroscopyandtransmissionelectronmicroscopy.Thepreparationofsamarium-manganesealloynanotubesuseselectrochemicaldepositionmethod.Differentdiametersandlengthsofsamarium-manganesealloynanotubeswerepreparedbyadjustingthereactionconditions,andthepreparedsamarium-manganesealloynanotubeswerecharacterizedbyscanningelectronmicroscopyandtransmissionelectronmicroscopy.
Intermsofmagneticresearch,themagneticfieldeffectofthesampleswasmeasuredbytheHallmeasurementsystem,andthemagnetichysteresiscurveandmagnetizationcurvewereobtained.Thestudyfoundthatbothcobaltnanowiresandsamarium-manganesealloynanotubesexhibitgoodmagneticpropertiesandhavepotentialapplicationvalue.
Keywords:cobaltnanowires;samarium-manganesealloynanotubes;preparationmethod;magneticresearch.