Patrick Ehlers

Fiber-laser-based noise-immune cavity-enhanced optical heterodyne molecular spectrometry instrumentation for Doppler-broadened detection in the 10^−12  cm^−1 Hz^−1/2 region

Patrick Ehlers, Isak Silander, Junyang Wang et al. · Journal of the Optical Society of America B · 2012 · 47 citations

Natural Sciences, Chemistry, Analytical Chemistry +13

Frequency modulation background signals from fiber-based electro optic modulators are caused by crosstalk

Isak Silander, Patrick Ehlers, Junyang Wang et al. · Journal of the Optical Society of America B · 2012 · 32 citations

Engineering, Electrical Engineering, Optics +16

Use of etalon-immune distances to reduce the influence of background signals in frequency-modulation spectroscopy and noise-immune cavity-enhanced optical heterodyne molecular spectroscopy

Patrick Ehlers, Alexandra C. Johansson, Isak Silander et al. · Journal of the Optical Society of America B · 2014 · 31 citations

Natural Sciences, Chemistry, Analytical Chemistry +9

Distributed-feedback-laser-based NICE-OHMS
in the pressure-broadened regime

Aleksandra Foltynowicz, Junyang Wang, Patrick Ehlers et al. · Optics Express · 2010 · 30 citations · Full text

Natural Sciences, Chemistry, Molecular Physics +15

Dicke narrowing in the dispersion mode of detection and in noise-immune cavity-enhanced optical heterodyne molecular spectroscopy—theory and experimental verification

Junyang Wang, Patrick Ehlers, Isak Silander et al. · Journal of the Optical Society of America B · 2011 · 21 citations

Natural Sciences, Chemistry, Physics +15