Morphology observation /986 Cryo-TEM Time-lapse images of the dendrite from Fig. 2A(boxed in green)under constant electron- Li dendrite beam irradiation.No damage in dendrite morphology is detected even after 10 min. Lacey carbon ↓ Better structural stability under Cryo-TEM um 5 10 min 250nm 250nm 250nm 99 Morphology observation Time-lapse images of the dendrite from Fig. 2A (boxed in green) under constant electron￾beam irradiation. No damage in dendrite morphology is detected even after 10 min. Better structural stability under Cryo-TEM