Articles with "rotational excitation" as a keyword



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Quantum optimal control of the isotope-selective rovibrational excitation of diatomic molecules

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Published in 2017 at "Chemical Physics"

DOI: 10.1016/j.chemphys.2017.07.003

Abstract: Abstract We carry out optimal control theory calculations for isotope-selective pure rotational and vibrational-rotational excitations of diatomic molecules. The fifty-fifty mixture of diatomic isotopologues, 7 Li 37 Cl and 7 Li 35 Cl, is considered… read more here.

Keywords: rotational excitation; pure rotational; isotope selective; diatomic molecules ... See more keywords
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Rotational seismic excitation effects on CIDH pile-supported bridge piers

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Published in 2017 at "Engineering Structures"

DOI: 10.1016/j.engstruct.2017.01.071

Abstract: Abstract This paper investigates the response of bridges founded on single, cast-in-drilled-hole (CIDH) piles under combined translational and rotational excitation. The input motion stems from kinematic interaction - a result of the relative flexibility between… read more here.

Keywords: rotational excitation; seismic excitation; excitation; bridge piers ... See more keywords
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Rotational excitation of O2 by positron impact

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Published in 2021 at "Radiation Physics and Chemistry"

DOI: 10.1016/j.radphyschem.2020.109140

Abstract: Abstract We report the rotational excitation of O2 molecule by positron impact for energies between 0.01 and 5.0 eV. The T-matrices were obtained by the method of continued fractions within the positron correlation-polarisation potential considering different… read more here.

Keywords: rotational excitation; positron; polarisation potential; positron impact ... See more keywords
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Mapping partial wave dynamics in scattering resonances by rotational de-excitation collisions

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Published in 2022 at "Nature Chemistry"

DOI: 10.1038/s41557-022-00896-2

Abstract: One of the most important parameters in a collision is the ‘miss distance’ or impact parameter, which in quantum mechanics is described by quantized partial waves. Usually, the collision outcome is the result of unavoidable… read more here.

Keywords: excitation collisions; scattering resonances; rotational excitation; partial wave ... See more keywords
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Rotational excitation of C2H− anion in collision with H2

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Published in 2021 at "RSC Advances"

DOI: 10.1039/d1ra00519g

Abstract: The discovery of anions in the interstellar medium has shown that they are very reactive species. This gave them great importance in the modeling of the chemical and astrophysical evolution of the interstellar medium. The… read more here.

Keywords: c2h anion; rotational excitation; anion collision; anion ... See more keywords