Cavity mode-width spectroscopy with widely tunable ultra narrow laser

A Cygan, D Lisak, P Morzyński, M Bober, M Zawada… - Optics express, 2013 - opg.optica.org
We explore a cavity-enhanced spectroscopic technique based on determination of the
absorbtion coefficient from direct measurement of spectral width of the mode of the optical …

Spectral line-shapes investigation with Pound-Drever-Hall-locked frequency-stabilized cavity ring-down spectroscopy

A Cygan, S Wójtewicz, J Domysławska… - The European Physical …, 2013 - Springer
A review of recent experiments involving a newly developed Pound-Drever-Hall-locked
frequency-stabilized cavity ring-down spectroscopy (PDH-locked FS-CRDS) system is …

One-dimensional frequency-based spectroscopy

A Cygan, P Wcisło, S Wójtewicz, P Masłowski… - Optics …, 2015 - opg.optica.org
Recent developments in optical metrology have tremendously improved the precision and
accuracy of the horizontal (frequency) axis in measured spectra. However, the vertical …

Strontium optical lattice clocks for practical realization of the metre and secondary representation of the second

M Bober, P Morzyński, A Cygan, D Lisak… - Measurement …, 2015 - iopscience.iop.org
We present a system of two independent strontium optical lattice standards probed with a
single shared ultranarrow laser. The absolute frequency of the clocks can be verified by the …

Improving transmission efficiency in optical wireless networks with ir radiative element clusters and phased array apertures

S Gunathilake, A Nirmalathas, K Herath… - Journal of Lightwave …, 2024 - ieeexplore.ieee.org
We suggest a novel approach for enhancing signal radiation patterns in optical wireless
networks. This method utilizes a planar optical aperture incorporated with infrared radiative …

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 …

Dual Hg-Rb magneto-optical trap

M Witkowski, B Nagórny, R Munoz-Rodriguez… - Optics …, 2017 - opg.optica.org
We present a two-species laser cooling apparatus capable of simultaneously collecting Rb
and Hg atomic gases into a magneto-optical trap (MOT). The atomic sources, laser system …

Low-pressure line-shape study in molecular oxygen with absolute frequency reference

J Domysławska, S Wójtewicz, A Cygan… - The Journal of …, 2013 - pubs.aip.org
We present a line-shape analysis of the rovibronic R1 Q2 transition of the oxygen B band
resolved by the Pound-Drever-Hall-locked frequency-stabilized cavity ring-down …

Photoionization cross sections of the and states of Rb in simultaneous magneto-optical trapping of Rb and Hg

M Witkowski, R Munoz-Rodriguez, A Raczyński… - Physical Review A, 2018 - APS
We report the measurement of the photoionization cross sections of the 5 S 1/2 and 5 P 3/2
states of Rb 87 in a two-species Hg and Rb magneto-optical trap (MOT) by the cooling laser …

Construction and performance of an optical phase and frequency lock of diode lasers

T Kawalec, D Bartoszek-Bober - Optical Engineering, 2013 - spiedigitallibrary.org
The relative phase and frequency stabilization setups for diode lasers are discussed. The
construction and performance of an optical phase lock loop based on integrated phase …