Results 1 to 10 of about 10,751 (304)

Stereodynamic control of overlapping resonances in cold molecular collisions

open access: yesPhysical Review Research, 2020
Stereodynamic control of resonant molecular collisions has emerged as a new frontier in cold molecule research. Recent experimental studies have focused on weakly interacting molecular systems such as HD collisions with H_{2}, D_{2}, and He.
Masato Morita   +4 more
doaj   +3 more sources

Mechanical Forcing of Convection by Cold Pools: Collisions and Energy Scaling

open access: yesJournal of Advances in Modeling Earth Systems, 2020
Forced mechanical lifting through cold pool gust fronts can trigger new convection and, as previous work highlights, is enhanced when cold pools collide. However, as shown by conceptual models, the organization of the convective cloud field emerging from
Bettina Meyer, Jan O. Haerter
doaj   +2 more sources

A detailed account of the measurements of cold collisions in a molecular synchrotron [PDF]

open access: yesEPJ Techniques and Instrumentation, 2018
We have recently demonstrated a general and sensitive method to study low energy collisions that exploits the unique properties of a molecular synchrotron (Van der Poel et al., Phys Rev Lett 120:033402, 2018).
Aernout P. P. van der Poel   +1 more
doaj   +2 more sources

Hot and cold nuclear matter effects in p–Pb collisions at the LHC

open access: yesEPJ Web of Conferences, 2015
The pA system is typically regarded in heavy ion collisions as a “cold” nuclear matter environment and thought to isolate and identify initial state effects due to the presence of multiple nucleons in the incoming nucleus.
Kamin Jason
doaj   +3 more sources

Charm-baryon enhancement and charm fragmentation fractions in small systems measured with ALICE [PDF]

open access: yesEPJ Web of Conferences, 2022
Recent measurements of charm-baryon production at midrapidity by the ALICE collaboration show baryon-to-meson yield ratios significantly higher than those measured in e+e− collisions, suggesting that the charm fragmentations are not universal across ...
Zhu Jianhui
doaj   +3 more sources

Wave Packet Approach to Adiabatic and Nonadiabatic Dynamics of Cold Inelastic Scatterings

open access: yesMolecules, 2022
Due to the extremely large de Broglie wavelength of cold molecules, cold inelastic scattering is always characterized by the time-independent close-coupling (TICC) method.
Bayaer Buren, Maodu Chen
doaj   +1 more source

Low-mass dielectron measurements with ALICE at the LHC [PDF]

open access: yesEPJ Web of Conferences, 2022
Recent measurements of e+e− pair production in pp and p–Pb collisions at the center-of-mass energy √SNN = 5.02 TeV$\sqrt {{S_{NN}}} = 5.02\,{\rm{TeV}}$SNN=5.02 TeV are reported.
Bailhache Raphaelle
doaj   +1 more source

Collisions in a dual-species magneto-optical trap of molecules and atoms

open access: yesNew Journal of Physics, 2021
We study inelastic collisions between CaF molecules and ^87 Rb atoms in a dual-species magneto-optical trap. The presence of atoms increases the loss rate of molecules from the trap.
S Jurgilas   +6 more
doaj   +1 more source

Cross-calibration of atomic pressure sensors and deviation from quantum diffractive collision universality for light particles

open access: yesNew Journal of Physics, 2023
The room-temperature, velocity-averaged, total cross section for atom–atom and atom–molecule collisions can be approximated using a universal function depending only on the magnitude of the leading order dispersion coefficient, C _6 . This feature of the
Pinrui Shen   +8 more
doaj   +1 more source

Effect of ion-trap parameters on energy distributions of ultra-cold atom–ion mixtures

open access: yesNew Journal of Physics, 2020
Experiments in which ultra-cold neutral atoms and charged ions are overlapped, constitute a new field in atomic and molecular physics, with applications ranging from studying out-of-equilibrium dynamics to simulating quantum many-body systems.
Meirav Pinkas   +5 more
doaj   +1 more source

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