Noise-immune cavity-enhanced optical heterodyne molecular spectroscopy: Current status and future potential
As a result of a combination of an external cavity and modulation techniques, noise-immune
cavity-enhanced optical heterodyne molecular spectroscopy (NICE-OHMS) is one of the …
cavity-enhanced optical heterodyne molecular spectroscopy (NICE-OHMS) is one of the …
On the 12 C 2 H 2 near-infrared spectrum: absolute transition frequencies and an improved spectroscopic network at the kHz accuracy level
Lamb dips of twenty lines in the P, Q, and R branches of the ν1+ ν3+ ν41 vibrational band of
12C2H2, in the spectral window of 7125–7230 cm− 1, have been measured using an …
12C2H2, in the spectral window of 7125–7230 cm− 1, have been measured using an …
High-speed multi-pass tunable diode laser absorption spectrometer based on frequency-modulation spectroscopy
We report a multi-pass tunable diode laser absorption spectrometer based on the frequency-
modulation spectroscopy (FMS) technique. It has the advantage of high scan speed and is …
modulation spectroscopy (FMS) technique. It has the advantage of high scan speed and is …
Advances in cavity-enhanced methods for high precision molecular spectroscopy and test of fundamental physics
Cavity-enhanced spectroscopic techniques are highly sensitive laser-based methods for
interrogating the atomic and molecular constituents of any gaseous medium that is confined …
interrogating the atomic and molecular constituents of any gaseous medium that is confined …
Lamb-dip cavity ring-down spectroscopy of acetylene at 1.4 μm
Doppler-free saturated-absorption Lamb dips are observed for weak vibration-rotation
transitions of C 2 H 2 between 7167 and 7217 cm− 1, using a frequency-comb assisted …
transitions of C 2 H 2 between 7167 and 7217 cm− 1, using a frequency-comb assisted …
Comb-locked Lamb-dip spectrometer
Overcoming the Doppler broadening limit is a cornerstone of precision spectroscopy.
Nevertheless, the achievement of a Doppler-free regime is severely hampered by the need …
Nevertheless, the achievement of a Doppler-free regime is severely hampered by the need …
Sub-Doppler dispersion and noise-immune cavity-enhanced optical heterodyne molecular spectroscopy revised
An expression for the peak-to-peak sub-Doppler optical phase shift of two
counterpropagating modes of light, to which the noise-immune cavity-enhanced optical …
counterpropagating modes of light, to which the noise-immune cavity-enhanced optical …
The Boltzmann constant from the H2 18O vibration–rotation spectrum: complementary tests and revised uncertainty budget
E Fasci, MD De Vizia, A Merlone, L Moretti… - Metrologia, 2015 - iopscience.iop.org
We report on complementary tests and measurements regarding our recent determination of
the Boltzmann constant, k B, by means of Doppler broadening thermometry, also providing …
the Boltzmann constant, k B, by means of Doppler broadening thermometry, also providing …
NICE-OHMS—frequency modulation cavity-enhanced spectroscopy—principles and performance
Noise-immune cavity-enhanced optical heterodyne molecular spectroscopy (NICE-OHMS)
is a sensitive technique for detection of molecular species in gas phase. It is based on a …
is a sensitive technique for detection of molecular species in gas phase. It is based on a …
Characterization of fiber-laser-based sub-Doppler NICE-OHMS for quantitative trace gas detection
The potential of fiber-laser-based sub-Doppler noise-immune cavity-enhanced optical
heterodyne molecular spectrometry for trace gas detection is scrutinized. The non-linear …
heterodyne molecular spectrometry for trace gas detection is scrutinized. The non-linear …