Laser spectroscopy of hot atomic vapours: from'scope to theoretical fit

D Pizzey, JD Briscoe, FD Logue… - New Journal of …, 2022 - iopscience.iop.org
The spectroscopy of hot atomic vapours is a hot topic. Many of the work-horse techniques of
contemporary atomic physics were first demonstrated in hot vapours. Alkali-metal atomic …

Collective Lamb shift of a nanoscale atomic vapor layer within a sapphire cavity

T Peyrot, YRP Sortais, A Browaeys, A Sargsyan… - Physical Review Letters, 2018 - APS
We measure the near-resonant transmission of light through a dense medium of potassium
vapor confined in a cell with nanometer thickness in order to investigate the origin and …

Decoupling of hyperfine structure of Cs D1 line in strong magnetic field studied by selective reflection from a nanocell

A Sargsyan, E Klinger, G Hakhumyan, A Tonoyan… - JOSA B, 2017 - opg.optica.org
Decoupling of total electronic and nuclear spin moments of Cs atoms in an external
magnetic field for the case of atomic D_1 line, leading to onset of the hyperfine Paschen …

Approach to quantitative spectroscopy of atomic vapor in optical nanocells

A Sargsyan, A Amiryan, Y Pashayan-Leroy, C Leroy… - Optics Letters, 2019 - opg.optica.org
We present a method for recovery of narrow homogeneous spectral features out of a broad
inhomogeneous overlapped profile based on second-derivative processing of the …

[HTML][HTML] ElecSus: Extension to arbitrary geometry magneto-optics

J Keaveney, CS Adams, IG Hughes - Computer physics communications, 2018 - Elsevier
We present a major update to ElecSus, a computer program and underlying model to
calculate the electric susceptibility of an alkali-metal atomic vapour. Knowledge of the …

Circular dichroism of magnetically induced transitions for D2 lines of alkali atoms

A Tonoyan, A Sargsyan, E Klinger… - Europhysics …, 2018 - iopscience.iop.org
In this letter we study magnetic circular dichroism in alkali atoms exhibiting asymmetric
behaviour of magnetically induced transitions. The magnetic field $\textbf {B}\parallel\textbf …

Four-wave mixing in a non-degenerate four-level diamond configuration in the hyperfine Paschen–Back regime

DJ Whiting, RS Mathew, J Keaveney… - Journal of Modern …, 2018 - Taylor & Francis
We present an experimental study of seeded four-wave mixing (4WM) using a diamond
excitation scheme (with states from the 5 S 1/2, 5 P 1/2, 5 P 3/2 and 5 D 3/2 terms) in a …

Absorption spectroscopy and Stokes polarimetry in a 87Rb vapour in the Voigt geometry with a 1.5 T external magnetic field

FS Ponciano-Ojeda, FD Logue… - Journal of Physics B …, 2020 - iopscience.iop.org
This paper provides details of a spectroscopic investigation of a thermal 87 Rb atomic
vapour. The experiment was conducted with an external magnetic field of 1.5 T in the Voigt …

Atomic Faraday beam splitter for light generated from pump-degenerate four-wave mixing in a hollow-core photonic crystal fiber

I Caltzidis, H Kübler, T Pfau, R Löw, MA Zentile - Physical Review A, 2021 - APS
We demonstrate an atomic Faraday dichroic beam splitter suitable for spatially separating
signal and idler fields from pump degenerate four-wave mixing in an atomic source. By …

Electromagnetically induced absorption in a nondegenerate three-level ladder system

DJ Whiting, E Bimbard, J Keaveney, MA Zentile… - Optics letters, 2015 - opg.optica.org
We investigate, theoretically and experimentally, the transmission of light through a thermal
vapor of three-level ladder-type atoms, in the presence of two counterpropagating control …