Hummel has worked out the theory for the two-and-three-layer cases using the method of images. 哈梅尔用电象法建立了两层和三层条件的理论。
The sorption behaviors of actinides and long lived fission products on rock and minerals arestudied by a micrographic method based on autoradiograpy techneque. 应用自射线照相和岩相照相技术联合图象法研究了锕系元素和长寿命裂变产物在岩石和矿物上的吸附行为,直接观察到不同矿物和化学成份对核素的吸附。