digraph { wet_lab [label="Wet Lab"] lapping [label="Lapping Machine"] fiber_laser [label="Fiber Laser"] rie [label="Reactive Ion Etching"] plasma [label="Plasma Etching"] wet_lab -> decapping [label="HNO3/H2SO4"] lapping -> decapping fiber_laser -> decapping plasma -> decapping decapping [label="Decapping"] delayering [label="Delayering"] fiber_laser -> delayering lapping -> delayering rie -> delayering decapping -> delayering wet_lab -> delayering [label="HNO3/HF"] optical_stage [label="Optical Microscope with X/Y motorized stage"] laser_fault_injection [label="Laser Fault Injection"] decapping -> laser_fault_injection optical_stage -> laser_fault_injection body_bias_injection [label="Body Bias Injection"] decapping -> body_bias_injection sem_motorized_stage [label="SEM motorized stage"] chip_imaging [label="Simple Chip Imaging"] delayering -> chip_imaging sem_motorized_stage -> chip_imaging nanoprobing [label="SEM nanoprobing/live analysis"] sem_motorized_stage -> nanoprobing delayering -> nanoprobing sem_fault_injection [label="SEM Fault Injection"] nanoprobing -> sem_fault_injection staining [label="DASH Stain"] wet_lab -> staining [label="HNO3/HF"] full_chip_re [label="Full Chip RE"] chip_imaging -> full_chip_re staining -> full_chip_re microprobing [label="Microprobing"] optical_stage -> microprobing }