3D NAND is a technology inflection that enables higher density memories. Since 3D NAND was introduced to the industry with 24 layers the areal density has been successfully increased more than ten times and has exceeded 10 Gbmm2 with 176. 3d Nand Flash Wars Begin Hard Mask Open Channel Partial Etch Etch Process Flow. . 3D NAND process flow Source. Monitoring a-C thickness is critical to the 3D NAND process as it goes through an iterative etch process. Tallyfy Automates Tracks Manages Workflows Without Code And Without Flowcharts. 3D NAND Etch Complexity Source. This video shows film stack deposition channel. This video shows film stack deposition channel. The New 3D-NAND Flash Creates the New Transistors. Want to see how a structure is made. Though each company has developed their own fabrication method a generic flow of Monolithic 3D NAND fabrication process as explained by LAM Research can be summarized ...