Ammonia gas sensors: Comparison of solid-state and optical methods

Z Bielecki, T Stacewicz, J Smulko, J Wojtas - Applied Sciences, 2020 - mdpi.com
High precision and fast measurement of gas concentrations is important for both
understanding and monitoring various phenomena, from industrial and environmental to …

Recent advances in collisional effects on spectra of molecular gases and their practical consequences

JM Hartmann, H Tran, R Armante, C Boulet… - Journal of Quantitative …, 2018 - Elsevier
We review progress, since publication of the book``Collisional effects on molecular spectra:
Laboratory experiments and models, consequences for applications"(Elsevier, Amsterdam …

Robust quantum teleportation via a non-Markovian channel

Y Wang, S Xue, H Song, M Jiang - Physical Review A, 2023 - APS
In this paper we propose a non-Markovian quantum channel approach to mitigating the
degradation of the average fidelity in continuous-variable quantum teleportation. The non …

SI-traceable molecular transition frequency measurements at the 10−12 relative uncertainty level

ZD Reed, DA Long, H Fleurbaey, JT Hodges - Optica, 2020 - opg.optica.org
Accurate and spectroscopic measurements of molecular transition frequencies are
increasingly being employed in a variety of rigorous tests of physics, including the validity of …

Detection of disease markers in human breath with laser absorption spectroscopy

T Stacewicz, Z Bielecki, J Wojtas, P Magryta… - Opto-Electronics …, 2016 - degruyter.com
Abstract Number of trace compounds (called biomarkers), which occur in human breath,
provide an information about individual feature of the body, as well as on the state of its …

Absolute molecular transition frequencies measured by three cavity-enhanced spectroscopy techniques

A Cygan, S Wójtewicz, G Kowzan… - The Journal of …, 2016 - pubs.aip.org
Absolute frequencies of unperturbed 12 C 16 O transitions from the near-infrared (3–0) band
were measured with uncertainties five-fold lower than previously available data. The …

Detection of gaseous compounds with different techniques

J Mikołajczyk, Z Bielecki, T Stacewicz, J Smulko… - Metrology and …, 2016 - infona.pl
Sensing technology has been developed for detection of gases in some environmental,
industrial, medical, and scientific applications. The main tasks of these works is to enhance …

Optical feedback frequency stabilized cavity ring-down spectroscopy

J Burkart, D Romanini, S Kassi - Optics letters, 2014 - opg.optica.org
We introduce optical feedback frequency stabilized cavity ring-down spectroscopy (OFFS-
CRDS), a near-shot-noise-limited technique that combines kilohertz resolution with an …

Spectral line shapes of self-broadened P-branch transitions of oxygen B band

S Wójtewicz, A Cygan, P Masłowski… - Journal of Quantitative …, 2014 - Elsevier
Abstract We used the Pound–Drever–Hall-locked frequency-stabilized cavity ring-down
spectrometer assisted by the optical frequency comb for systematic line-shape study of self …

Velocity-changing collisions in pure H2 and H2-Ar mixture

P Wcisło, H Tran, S Kassi, A Campargue… - The Journal of …, 2014 - pubs.aip.org
We show how to effectively introduce a proper description of the velocity-changing collisions
into the model of isolated molecular transition for the case of self-and Ar-perturbed H 2. We …