Compact Infrared Bandpass Sampling Fourier Transform Spectrometer and Stepwise Continuous Spectrum Reconstruction Method. - Liu, Yudong; Zhao, Baixuan; Chen, Yupeng; Du, Xudong; Zheng, Kaifeng; Zhao, Yingze; Nie, Haitao; Qin, Yuxin; Wang, Weibiao; Liang, Jingqiu; Lv, Jinguang (Applied Sciences (2076-3417), 2026)