Multi-step laser excitation of the highly excited states of zinc

A Nadeem, M Nawaz, SA Bhatti, MA Baig - Optics communications, 2006 - Elsevier
We report experimental data on the highly excited states of zinc in the energy range 74,625–
75,740 cm− 1 using two-step laser excitation scheme in conjunction with a thermionic diode …

Oscillator strength measurements of the 3p↦ nd Rydberg transitions of sodium

MA Baig, S Mahmood, MA Kalyar, M Rafiq… - The European Physical …, 2007 - Springer
We report new measurements of the oscillator strengths of the 3p 2 P 3/2↦ nd 2 D 5/2, 3/2
and 3p 2 P 1/2↦ nd 2 D 3/2 Rydberg transitions of sodium using a thermionic diode ion …

Photoexcitation study of the 4s 2S1/2 state of atomic sodium

M Rafiq, MA Kalyar, MA Baig - Journal of Physics B: Atomic …, 2008 - iopscience.iop.org
We report the first measurements of oscillator strengths for 4s 2 S 1/2→ np 2 P 1/2, 3/2 (19⩽
n⩽ 57) Rydberg transitions in atomic sodium using a thermionic diode ion detector in …

Pressure shift and broadening of Sr i Rydberg states in noble gases

KD Heber, PJ West, E Matthias - Physical Review A, 1988 - APS
Pressures shifts and broadenings of 5snd 1 D 2 Rydberg levels of Sr i due to noble gases
have been measured by means of Doppler-free two-photon excitation and thermionic …

Three-step laser excitation of the odd-parity 5s5d 3D → 5snf 3F states of cadmium

A Nadeem, M Shah, SU Haq, S Shahzada… - The European Physical …, 2014 - Springer
We report new experimental data on the term energies and effective quantum numbers of
the highly excited odd parity states of cadmium in the 71 773–72 500 cm− 1 energy range …

Polarization studies of interferences in two-photon excitation of sodium atoms

D Zei, RN Compton, JAD Stockdale, MS Pindzola - Physical Review A, 1989 - APS
Two independently tunable, linearly polarized dye lasers are counterpropagated through a
heat pipe containing sodium vapor. The frequency of the first laser ω 1 is incremented …

Resonantly enhanced ns and nd Rydberg spectroscopy of sodium

MA Baig, M Akram, NK Piracha… - Journal of Physics B …, 1995 - iopscience.iop.org
We report new observations of photodissociation and ionization in sodium vapour by using a
Nd: YAG pumped dye laser and a thermionic diode as an ion detector employing two …

Observations and theoretical analysis of highly excited singlet and triplet states of cadmium

E Vidolova-Angelova, C Baharis… - Journal of Physics B …, 1996 - iopscience.iop.org
We have recorded the-50) bound Rydberg spectrum of cadmium. We have fully resolved the
multiplet up to n= 19 and partially up to n= 24. Furthermore, we have observed the odd …

Model for atomic multiphoton ionization via Rydberg states

F Fuso, M Allegrini, E Arimondo, ST Manson - Zeitschrift für Physik D …, 1992 - Springer
A model to treat multiphoton ionization through Rydberg states, taking into account
blackbody radiation and other processes which lead to ionization with transfer of excitation …

Some aspects of collision-induced transitions in spectral line shape experiments

H Harima - Spectral line shapes, 1990 - ui.adsabs.harvard.edu
I will briefly review some experiments on collision-induced electronic transitions in neutral-
neutral atomic collisions, review the method of interpretation of broadened spectra, and then …