In the second year of our radiology training we were allowed to start doing ultrasound. To me, the process seemed magical and it remained my favourite technique. The silly description of it as ‘putting jelly on the belly and watching the telly’ degrades the wonder of it all. Like a...
The porous structure of the ZSM-5-M was characterized by TEM technique. It was observed that not only many intra-crystalline mesopores (white lines), but also abundant inter-crystalline mesopore and marcopores (light areas), are present in ZSM-5-M particles (Figure 2b). The dispersion of ...