A miniaturized cascaded-diode-array spectral imager (IMAGE)
Caption
Design and working principle of the miniaturized UV spectrometer. (a) Conceptual schematic of the GaN-based cascaded photodiode architecture. (b) Device structure consisting of two vertically cascaded asymmetric p–n diodes fabricated on a 2-inch wafer. (c) Chip-level integration through wafer bonding. (d) Workflow showing spectral reconstruction enabled by deep neural network algorithms.
Credit
Huabin Yu et al.
Usage Restrictions
None
License
Original content