meant for a group logo of functional materials. it consists of a hysteresis loop in a gradient of colours. A magnet, a pn junction with holes and electrons, some wavy arrows showing field movement. an AFM tip on a topography. pe 循环 滞后 原子力显微镜探针 功能材料
File Type: .eps Gambling illustration with 3d casino symbols, cards and ribbon. 关于 patta 贴画 赌博 图 赌博与 3d 赌场符号、 卡和功能区的插图。