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   Articles with "hyperfine" as a keyword



The hyperfine puzzle of strong-field bound-state QED

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recommendations! Published in 2019 at "Hyperfine Interactions"

DOI: 10.1007/s10751-019-1569-8

Abstract: The hyperfine splitting in heavy highly charged ions provide the means to test QED in extremely strong magnetic fields. In order to provide a meaningful test, the splitting has to be measured in H-like and… read more here.

Keywords: strong field; field bound; bound state; hyperfine ... See more keywords

Influence of ligand substitution on magnetic hyperfine interaction in Dy6-based single-molecule magnets/toroics

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recommendations! Published in 2019 at "Hyperfine Interactions"

DOI: 10.1007/s10751-019-1669-5

Abstract: Abstract161Dy time-domain synchrotron Mössbauer spectroscopy (SMS), just recently presented as a novel tool to investigate Dy(III)-based single-molecule magnets (SMMs), has now been applied on two polynuclear Dy6-based wheel compounds possessing special features of single-molecule toroics… read more here.

Keywords: magnetic hyperfine; single molecule; hyperfine; ligand ... See more keywords
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Deuterium hyperfine splittings in the rotational spectrum of NH2D as revealed by Lamb-dip spectroscopy

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recommendations! Published in 2020 at "Journal of Molecular Spectroscopy"

DOI: 10.1016/j.jms.2020.111291

Abstract: Abstract In the context of radio-astronomical observations, laboratory experiments constitute a cornerstone in the interpretation of rich line surveys due to the concomitant presence of numerous emitting molecules. Here, we report the investigation of three… read more here.

Keywords: rotational spectrum; deuterium; hyperfine; spectroscopy ... See more keywords

Electron-Nucleus Hyperfine Coupling Calculated from Restricted Active Space Wavefunctions and an Exact Two-Component Hamiltonian.

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recommendations! Published in 2021 at "Journal of chemical theory and computation"

DOI: 10.1021/acs.jctc.0c01005

Abstract: Exact two-component (X2C) relativistic nuclear hyperfine magnetic field operators were incorporated in X2C ab initio wavefunction calculations at the multireference restricted active space (RAS) level for calculations of nuclear hyperfine magnetic properties. Spin-orbit coupling was… read more here.

Keywords: active space; hyperfine; hyperfine coupling; exact two ... See more keywords

Anisotropic Hyperfine Interaction of Surface-Adsorbed Single Atoms

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recommendations! Published in 2022 at "Nano Letters"

DOI: 10.1021/acs.nanolett.2c02782

Abstract: Hyperfine interactions have been widely used in material science, organic chemistry, and structural biology as a sensitive probe to local chemical environments. However, traditional ensemble measurements of hyperfine interactions average over a macroscopic number of… read more here.

Keywords: hyperfine; hyperfine interaction; interaction surface; spectroscopy ... See more keywords

Experimental Determination of a Single Atom Ground State Orbital through Hyperfine Anisotropy

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recommendations! Published in 2022 at "Nano Letters"

DOI: 10.1021/acs.nanolett.2c02783

Abstract: Historically, electron spin resonance (ESR) has provided excellent insight into the electronic, magnetic, and chemical structure of samples hosting spin centers. In particular, the hyperfine interaction between the electron and the nuclear spins yields valuable… read more here.

Keywords: hyperfine; ground state; anisotropy; atom ... See more keywords

Large Hyperfine Coupling Arising from Pseudo-2S Ground States in a Series of Lutetium(II) Metallocene Complexes

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recommendations! Published in 2025 at "Journal of the American Chemical Society"

DOI: 10.1021/jacs.5c01947

Abstract: The synthesis of molecules with strong coupling between electronic and nuclear spins represents an important challenge in molecular quantum information science. Here, we report the synthesis and characterization of the divalent lutetium metallocene complexes Lu(CpMe5)(CpiPr5)… read more here.

Keywords: ground states; metallocene complexes; hyperfine; hyperfine coupling ... See more keywords

High precision hyperfine measurements in Bismuth challenge bound-state strong-field QED

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recommendations! Published in 2017 at "Nature Communications"

DOI: 10.1038/ncomms15484

Abstract: Electrons bound in highly charged heavy ions such as hydrogen-like bismuth 209Bi82+ experience electromagnetic fields that are a million times stronger than in light atoms. Measuring the wavelength of light emitted and absorbed by these… read more here.

Keywords: field; strong field; hyperfine; field qed ... See more keywords

A hyperfine look at titanium dioxide

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recommendations! Published in 2019 at "AIP Advances"

DOI: 10.1063/1.5097459

Abstract: Titanium dioxide is a commonly used material in a wide range of applications, due to its low price, and the increasing demand for it in the food- and pharmaceutical industries, and for low- and high-tech… read more here.

Keywords: titanium dioxide; hyperfine; titanium; spectroscopy ... See more keywords

The excitation of CNCN in the interstellar medium: hyperfine resolved rate coefficients and non-LTE modelling

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recommendations! Published in 2021 at "Monthly Notices of the Royal Astronomical Society"

DOI: 10.1093/mnras/stab775

Abstract: The recent detections of CNCN and HNCCN+ are seen as further evidence of the large abundance of NCCN in the interstellar medium. The accurate determination of the abundance of these chemically related compounds from the… read more here.

Keywords: excitation; cncn; rate coefficients; hyperfine resolved ... See more keywords

Gravitational wave effects on radio spectral lines of atomic hydrogen: Hyperfine splitting and broadening mechanisms

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recommendations! Published in 2025 at "Physical Review D"

DOI: 10.1103/9qjr-tfgp

Abstract: We explore the effects of gravitational waves (GWs) on hydrogen's radio spectral lines, focusing on the ground-state hyperfine transition and radiative transitions in highly excited Rydberg states. To analyze GW impacts on hyperfine structure, we… read more here.

Keywords: radio spectral; gravitational wave; hyperfine; hydrogen ... See more keywords