石墨···低温···促动···础理···键技···
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1.单晶···石墨···的纳···摩擦···机理··
- 关键词:
- 石墨烯涂层;单晶铁;摩擦磨损;纳米压痕;纳米刻划
- 何欣
- 指导老师:哈尔···大学 白清·
- 0年
- 学位论文
石墨···种新···体润···,有···以微···电系···表的···动部···滑材···薄、···、高···、导···及环···性等···求。···关于···润滑···研究···充分···墨烯···度和···性之···大差···时,···点多···石墨···,在···度探···烯涂···底磨···制机···入理···烯涂···滑特···估构···役状···关重···究表···和石···界面···度是···墨烯···能的···素。···底对···有强···用,···减少···涂层···磨损···,鉴···磁性···微/···系统···用需···文主···石墨···在单···面的···损机···础研···后续···研究···论基···体内···以下···为了···墨烯···基底···抑制···及石···层的···效机···别建···墨烯···铁体···米压···米刻···石墨···的粗···的摩···的分···学仿···。采···临界···临界···组合···别了···在磨···中的···成。···适用···烯的···称参···方法···合原···数和···环搜···,实···墨烯···同缺···确识···后文···分析···基础···石墨···晶铁···纳米···真,···石墨···对粗···作用···铁表···力分···响规···为石···层可···力均···降低···力峰···大单···底受···,从···压痕···错形···过对···性区···分布···特征···,发···烯涂···抑制···围原···向隆···位错···方向···,从···压痕···效应···增大···载力···硬度···塑性···深度···以上···用,···纳米···减小···基底···中的···伤。···铁纳···中石···层对···成的···律进···讨。···涂层···过抑···前端···离面···应抑···的形···于对···部应···移场···,发···烯涂···划痕···成顺···位错···少位···效应···诱导···部的···灭。···痕塑···空位···及塑···影响···随石···度增···小,···提高···疲劳···能力···石墨···晶铁···纳米···验,···石墨···对单···底划···的抑···。石···层还···单晶···峰的···触,···擦力···面剪···;降···深度···摩擦···沟分···制磨···成而···擦力···分量···降低···擦力···了石···具有···糙表···晶铁···间的···程。···和基···附强···底粗···大而···在石···层润···糙单···面之···-铁···切无···,且···力的···源。···石墨···应力···磨损···主要···发现···烯边···诱导···自损···叠团···机械···用下···碳键···墨烯···主要···开展···烯润···纯铁···球盘···损实···过拉···分析···石墨···过程···向无···的转···接验···墨烯···效机···论仿···。
...2.金属···墨烯···低温···性研·
- 关键词:
- 石墨烯;低温摩擦;分子动力学;铜基底
- 刘顺
- 指导老师:哈尔···大学 白清·
- 0年
- 学位论文
作为···型的···料,···表面···性高···高强···间易···仅若···层厚···烯即···与石···体润···相媲···摩效···仅如···墨烯···极薄···不会···械系···有功···合在···尺度···工况···械零···行润···极地···深空···领域···部件···低温···保持···稳定···状态···握石···膜在···件下···特性···温精···移驱···现提···的技···。因···究金···石墨···的低···特性···烯在···的工···以及···维材···温摩···具有···义。···基于···力学···法,···硅针···基底···表面···单峰···型,···墨烯···数、···和摩···方面···的有···行验···拟得···对单···层石···擦力···规律···者之···异,···析不···下顶···烯的···动情···合热···应,···温度···烯摩···的影···。其···于已···单峰···型,···层石···向变···面波···,结···质量···制,···层数···和粗···底上···低温···为的···通过···同载···层和···型的···及石···法向···研究···条件···烯摩···法向···变化···基于···模型···分析···度下···的粘···,探···墨烯···擦力···的变···;根···粗糙···底上···墨烯···形貌···同粘···下粗···底对···顺应···表面···影响···了基···度和···度对···低温···性的···律。···对石···面粘···摩擦···度和···数等···变化···行了···究。···不同···件下···多层···的粘···并与···果进···。研···温下···随温···化规···析了···单层···石墨···力之···异以···载荷···烯低···力的···验证···结果···性。
...3.基于···力学···石墨···和摩···研究
- 关键词:
- 石墨烯;不锈钢;分子动力学;微结构;摩擦
- 郭万·
- 指导老师:哈尔···大学 白清·
- 0年
- 学位论文
石墨···种由···以s···化轨···六角···晶格···薄膜···许多···性能···尤为···就是···机械···这使···烯成···领域···材料···望远···位移···的主···是不···降低···摩擦···以有···证天···镜的···稳定···墨烯···为降···力的···选。···通过···力学···角度···探究···基底···的摩···。首···文先···材料···状态···通过···力学···多种···微结···,探···锈钢···墨烯···状态···微结···钢表···烯吸···吸附···化规···对微···出现···极大···墨烯···态影···进一···,获···钢基···表面···状态···律,···研究···础。···建立···基底···单峰···型,···不同···不锈···不同···墨烯···规律···滑移···于不···底不···石墨···响规···向载···下石···变形···钢基···层数···的具···规律···了不···底石···摩擦···并得···锈钢···墨烯···依赖···后,···锈钢···墨烯···律中···石墨···数依···进一···了粗···钢基···结构···表面···的摩···。根···构对···烯吸···的影···择有···的微···探究···基底···表面···的复···墨烯···依赖···响;···成粗···钢基···究粗···钢对···动石···层数···的影··
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