搜索结果: 1-15 共查到“知识库 材料表面与界面”相关记录425条 . 查询时间(4.109 秒)
微纳复合表面HFE-7100/水的BRT现象及沸腾传热特性
微纳复合表面 沸腾传热特性 HFE-7100/水 BRT现象
2023/6/21
HFE-7100/water as a non-azeotropic and immiscible working medium can broaden the effective temperature range of nucleate boiling heat transfer. At present, it is not clear about its boiling heat trans...
Surface Charge-Driven Nanoengineering of Monodisperse Carbon Nanospheres with Tunable Surface Roughness
carbon nanospheres interfacial assembly surface charge surface roughness water dispersity
2023/6/19
Direct pyrolysis of polymer nanospheres usually leads to severe particle aggregation, uncontrolled surface morphology, and poor solvent dispersibility of the carbonaceous analogues. The successful man...
近日,中南大学材料科学与工程学院彭海龙副教授等人在物理学国际顶级期刊《物理评论快报》(Physical Review Letters)上发表了题为“过冷液体表面非单调动力学关联长度”(Nonmonotonic Dynamical Correlations beneath the Surface of Glass-Forming Liquids)”的研究成果。该论文是中南大学彭海龙副教授、刘华山教授...
北京科技大学机械工程学院机械工学系
北京科技大学机械工程学院 机械工学系
2022/8/4
基于相变与悬链线连续相位调控的超构光子开关
相变 超材料与超表面 超构器件 光子开关
2022/1/20
晏湖根课题组实现高压调控少层黑磷的能带结构(图)
高压调控 少层黑磷 能带结构 二维黑磷能带
2021/10/29
PbZrO3(110) 极化表面指向合成的理论探索
指向合成 第一性原理 (110)极化表面 极化补偿机理
2019/5/31
以石英玻璃为摩擦副,研究在面接触条件下魔芋葡甘聚糖溶液的水基润滑特性。使用红外光谱仪测量了魔芋葡甘聚糖的分子结构,用多功能摩擦磨损试验机进行润滑特性试验,用LEXT OLS4000 3D激光共聚焦显微镜表征了试样的表面形貌,重点分析了不同浓度魔芋葡甘聚糖溶液的润滑特性。结果表明:浓度为0.3%的溶液具有最佳的润滑性能,石英玻璃间的摩擦系数约为0.002。在不同浓度的魔芋葡甘聚糖溶液的润滑条件下,摩...
表面处理对17-4PH不锈钢抗固体粒子冲蚀性能的影响
激光表面合金化 超音速火焰喷涂
2015/5/12
为对比研究表面处理对17-4PH不锈钢抗固体粒子冲蚀性能的影响,在17-4PH不锈钢表面进行了多弧离子镀陶瓷/金属多层膜制备、激光表面合金化(LSA)处理和超音速火焰喷涂(HVOF)硬质合金层处理,利用划痕仪、自组装的不锈钢抗固体粒子冲蚀(SPE)装置、多冲疲劳试验机对上述三种表面处理试样的小攻角和大攻角SPE失效行为和机理进行了研究。结果表明,微切削是17-4PH不锈钢及其表面改性试样小攻角下固...
Preparation, Characterization, Surface Modification and Applications of Siloxane Polymers
Pure sciences Crosslink Lithography Self-healing Silicone Siloxane polymers Surface modification
2014/11/21
This dissertation describes research carried out in the area of siloxane polymers, which refers to a group of polymers based on alternating silicon-oxygen backbones. The inexpensive starting materials...
Surface Instabilities for Adhesion Control
Adhesion Elastomer Instability Roughness Surface Wrinkle
2014/11/21
Controlling the specific adhesive properties of surfaces is a technologically complex challenge that has piqued the interest of many research groups around the world. While many scientists have used c...
Controlling Morphology in Swelling-Induced Wrinkled Surfaces
micropatterning morphology patterning stress state thin films wrinkling
2014/11/21
Wrinkles represent a pathway towards the spontaneous generation of ordered surface microstructure for applications in numerous fields. Examples of highly complex ordered wrinkle structures abound in N...