为研究方铅矿的粉碎特性,提出一种高压脉冲放电(HVPD)新技术。其最优的实验参数如下:火花隙间距25 mm、脉冲数120、电压25 kV。高......

The structural and mechanical properties of TiN coatings prepared by ion beam assisted deposition (IBAD) were studied. T......

How the vacancies in excess of equilibrium concentration are created and destroyed in solids is crucial for understandin......

The grain boundaries of graphene are disordered topological defects, which would strongly affect the physical andchemica......

基于金属变形理论，论述了金属常温下临界变形后，晶粒快速长大的机理。...

两种行之有效的晶粒间界限制技术:热沉结构和硅槽结构使区熔再结晶SOI实现定域无缺陷,这是采用区熔技术制备SOI的技术关键和难点所......

采用嵌入原子法对纯铝完整晶体及晶界附近的空位进行了计算机模拟,由形成能的计算表明,空位更容易在晶界产生,原子结合能越小空位......

A modified two-sphere model of sintering neck has been proposed, wherein three diffusion mechanisms including surface di......

本文研究了施主Nb掺杂PTC陶瓷材料的晶界性质,计算了表面受主态密度和晶界势垒高度。...