Temperature and density dependence of line profiles of sodium perturbed by helium
Context. Ultracool stellar atmospheres and hot exoplanets show absorption by alkali
resonance lines severely broadened by collisions with neutral perturbers. In the coolest and …
resonance lines severely broadened by collisions with neutral perturbers. In the coolest and …
Ab initio calculations on spectroscopic and transition properties of NaHe including spin-orbit coupling
D Liu, Y Yang, T Wang, M Yu, D Zhang… - Journal of Quantitative …, 2024 - Elsevier
The interactions between alkali-metal atoms and rare-gas atoms have attracted much
theoretical and experimental research interest. And accurate spectroscopic parameters play …
theoretical and experimental research interest. And accurate spectroscopic parameters play …
Spectroscopic properties of the low-lying electronic states of RbHen (n= 1, 2) and their comparison with lighter alkali metal-helium systems
Ab initio-based configuration interaction studies on RbHe and He–Rb–He have explored
some key features of the low-lying electronic states of these van der Waals systems. The …
some key features of the low-lying electronic states of these van der Waals systems. The …
Rubidium D1 and D2 atomic lines' pressure broadened by ground-state helium atoms
Full quantum calculations are performed to determine the spectral broadening of the
rubidium D 1 and D 2 lines induced by collisions with helium perturbers. The potential …
rubidium D 1 and D 2 lines induced by collisions with helium perturbers. The potential …
Photoabsorption profile and satellite features of the potassium transition perturbed by ground-state helium atoms
Quantal calculations are performed to determine the absorption profile of the broadened
potassium resonance line 4 p← 4 s in its far wings provoked by helium perturbers. First, the …
potassium resonance line 4 p← 4 s in its far wings provoked by helium perturbers. First, the …
Spectroscopic constants and potential-energy curves for the Rydberg states of NaHe
Thirty eight doublet electronic states of the Rydberg molecule NaHe are studied by means of
numerical solution of the Schrödinger equation using the finite element method. Twelve of …
numerical solution of the Schrödinger equation using the finite element method. Twelve of …
Spectroscopic features of the low-lying singlet states of some N-alkyl retinylnitrone model systems and their involvement in oxaziridine formation
The photo-excitation process and non-radiative decay channels of the model compounds of
some N-alkyl retinylnitrones are studied at the CASSCF/6-31G*, CASMP2/6-31G* and …
some N-alkyl retinylnitrones are studied at the CASSCF/6-31G*, CASMP2/6-31G* and …
A Computational Study on the Photochemistry of 2, 4, 4‐Trimethyl‐1‐pyrroline 1‐Oxide and Investigation on the Reaction Paths of Its Photoproduct Oxaziridine
This computational study reveals the reaction pathways of the experimentally reported photo‐
conversion of 2, 4, 4‐trimethyl‐1‐pyrroline 1‐oxide to oxaziridine and the subsequent …
conversion of 2, 4, 4‐trimethyl‐1‐pyrroline 1‐oxide to oxaziridine and the subsequent …
Comparative study of spectroscopic properties of the low-lying electronic states of 2, 4-pentadien-1-iminium cation and its N-substituted analogues
Semiempirical and ab initio-based CI methods have been employed to study the low-lying
electronic states of 2, 4-pentadien-1-iminium cation and its N-substituted analogues with …
electronic states of 2, 4-pentadien-1-iminium cation and its N-substituted analogues with …
Theoretical calculation of the electronic states below 326 000 cm−1 of the NaHe molecule
The potential energy curves have been investigated for the lowest 54 electronic states in the
Λ 2 s+ 1 (±) representation of the molecule NaHe via the multireference configuration …
Λ 2 s+ 1 (±) representation of the molecule NaHe via the multireference configuration …