2 papers
physics.optics2026
Mid-infrared Fourier ptychographic upconversion imaging
Tingting Zheng, Zhuohang Wei, Kun Huang +5
Frequency upconversion technique offers an appealing approach for sensitive mid-infrared (MIR) imaging at room temperature. However, the spatial resolution of the upconversion imag…
physics.optics2026
Wide-field mid-infrared edge-enhanced upconversion imaging
Mengyao Yu, Zhuohang Wei, Jianan Fang +5
Edge-enhanced imaging is critical for visualizing weakly absorbing and transparent objects. Extending this functionality into the mid-infrared (MIR) region enables chemical sensiti…