3 papers
physics.optics2026
GHz-bandwidth InAs/InAsSbP barrier infrared detectors for the 3.0-3.7 μm spectral region operating at room temperature
Grzegorz Gomółka, Krzysztof Kłos, Jarosław Pawluczyk +3
The demand for fast mid-wave infrared photodetectors is fueled by high-rate free-space optical communication and optical frequency comb spectroscopy. To date, only a few multi-GHz…
physics.optics2026
Microwave noise downconversion in interband cascade laser frequency combs
Grzegorz Gomółka, Florian Pilat, Benedikt Schwarz +6
Chip-scale semiconductor laser frequency combs offer remarkable prospects for compact and power-efficient optical sensors. For the laser to be suitable for typical comb application…
physics.optics2026
Incoherent Fourier transform spectroscopy with room-temperature coverage from NIR to THz
Jakub Mnich, Grzegorz Gomółka, Marco Schossig +2
Despite the broadband nature of thermal light sources, optical spectroscopy over multiple spectral bands simultaneously remains challenging. Here, we demonstrate a practical Fourie…