Yushun Zeng squishes cancer cells in a petri dish at work. No, not with his ungainly, macroscopic human fingers. Zeng, an engineering graduate student at the University of Southern California, has ...

Figure 1: Schematic diagram of the experimental set-up. Figure 4: Electric field versus time for the 260 nm Al sample (top black trace). Finally, the signal from the 10 nm layer of AlN is expected to ...