www.nature.com/scientificreports OPEN Received: 10 December 2018 Accepted: 20 August 2019 Published: xx xx xxxx Annihilating Pores in the Desired Layer of a Porous Silicon Bilayer with Different Porosities for Layer Transfer C.-C. Chiang & Benjamin T.-H. Lee A silicon layer that is ...
2c. These pores disappeared at the highest and final current density of 52 mA/cm2, as shown in Fig. 2b (left). It is well known that larger currents may more easily pass through the top porous silicon layer without reacting with the pore wall, meaning that the bottom silicon ...