English
Related papers

Related papers: NMR chemical shielding for solid-state systems usi…

200 papers

We present a benchmark of the density functional linear response calculation of NMR shieldings within the Gauge-Including Projector-Augmented-Wave method against all-electron Augmented-Plane-Wave$+$local-orbital and uncontracted Gaussian…

Materials Science · Physics 2017-03-08 G. A. de Wijs , R. Laskowski , P. Blaha , R. W. A. Havenith , G. Kresse , M. Marsman

We report an implementation of the nuclear magnetic resonance (NMR) shielding ($\sigma$), isotope-independent indirect spin-spin coupling ($K$) and the magnetizability ($\xi$) tensors in the frozen density embedding (FDE) scheme using the…

Chemical Physics · Physics 2017-08-02 Malgorzata Olejniczak , Radovan Bast , Andre Severo Pereira Gomes

Spin-orbit coupling (SOC) is expected to partly determine the topologically nontrivial electronic structure of heavy half-Heusler ternary compounds. However, to date, attempts to experimentally observe either the strength of SOC or how it…

Strongly Correlated Electrons · Physics 2016-03-01 Xiaoming Zhang , Zhipeng Hou , Yue Wang , Guizhou Xu , Chenglong Shi , EnKe Liu , Xuekui Xi , Wenhong Wang , Guangheng Wu , Xi-xiang Zhang

This work presents the computation of nuclear magnetic shielding and magnetizability tensors for paramagnetic molecules, using a magnetically induced current density framework to account for orbital and spin contributions. We demonstrate…

Quantum Physics · Physics 2026-03-26 Francesco Ferdinando Summa , Sonia Coriani , Andre Severo Pereira Gomes

We present a method for the first-principles calculation of nuclear magnetic resonance (NMR) J-coupling in extended systems using state-of-the-art ultrasoft pseudopotentials and including scalar-relativistic effects. The use of ultrasoft…

Materials Science · Physics 2014-08-12 Timothy F. G. Green , Jonathan R. Yates

We calculate the carbon nuclear magnetic resonance (NMR) shielding for CO_2 and the hydrogen shieldings for both H_2 and H_2O inside the metal organic framework MOF-74-Mg. Our ab initio calculations are at the density functional theory…

Materials Science · Physics 2013-04-17 M. G. Lopez , Pieremanuele Canepa , T. Thonhauser

The method of electronic structure calculations for strongly correlated disordered materials is developed employing the basic idea of coherent potential approximation (CPA). Evolution of electronic structure and spin magnetic moment value…

Strongly Correlated Electrons · Physics 2014-02-28 M. A. Korotin , Z. V. Pchelkina , N. A. Skorikov , E. Z. Kurmaev , V. I. Anisimov

Semiconductor Rashba nanowires are quasi-one dimensional systems that have large spin-orbit (SO) coupling arising from a broken inversion symmetry due to an external electric field. There exist parametrized multiband models that can…

Mesoscale and Nanoscale Physics · Physics 2020-08-25 Samuel D. Escribano , Alfredo Levy Yeyati , Elsa Prada

Nuclear spin optical rotation (NSOR) is a recently developed technique for detection of nuclear magnetic resonance via rotation of light polarization, instead of the usual long-range magnetic fields. NSOR signals depend on hyperfine…

Chemical Physics · Physics 2012-02-21 Junhui Shi , Suvi Ikäläinen , Juha Vaara , Michael V. Romalis

We use $\vec{k}\cdot\vec{p}$ theory to estimate the Rashba spin-orbit coupling (SOC) in large semiconductor nanowires. We specifically investigate GaAs- and InSb-based devices with different gate configurations to control symmetry and…

Mesoscale and Nanoscale Physics · Physics 2018-04-11 Paweł Wójcik , Andrea Bertoni , Guido Goldoni

We present experimental results which demonstrate that nuclear magnetic resonance spectroscopy is capable of efficiently emulating many of the capabilities of quantum computers, including unitary evolution and coherent superpositions, but…

Quantum Physics · Physics 2009-10-30 David G. Cory , Mark D. Price , Timothy F. Havel

Spin-orbit coupling (SOC) drives interesting and non-trivial phenomena in solid state physics, ranging from topological to magnetic to transport properties. Thorough study of such phenomena often require effective models where SOC term is…

Materials Science · Physics 2024-07-09 Qiangqiang Gu , Shishir Kumar Pandey

In natural processes involving weak interactions, a violation of spatial parity conservation should appear. Its effects are expected to be observable in molecules using different spectroscopic methodologies, but due to the tiny magnitude of…

Chemical Physics · Physics 2022-12-02 Ignacio Agustín Aucar , Yuly Andrea Chamorro Mena , Anastasia Borschevsky

Spectroscopic techniques based on core-level excitations provide powerful tools for probing molecular and electronic structures with high spatial resolution. However, accurately calculating spectral features at the L or M edges is…

Chemical Physics · Physics 2025-09-09 Sarah Pak , Muhammed A. Dada , Niranjan Govind , Daniel R. Nascimento

We report the observation of tunable spin-orbit coupling (SOC) for ultracold $^{87}$Rb atoms in hyperfine spin-1 states. Different from most earlier experiments where atomic SOC of pseudo-spin-1/2 are synthesized with Raman coupling lasers,…

Quantum Gases · Physics 2017-01-05 Xinyu Luo , Lingna Wu , Jiyao Chen , Qing Guan , Kuiyi Gao , Zhi-Fang Xu , L. You , Ruquan Wang

We present a simple derivation of the nuclear shielding in paramagnetic molecules, extendable to strong spin-orbit coupling cases of relevance to lanthanides and actinides, as well as encompassing contributions from excited multiplets.…

Chemical Physics · Physics 2019-05-01 Juha Vaara , Syed Awais Rouf , Jiří Mareš

We propose a new approach to the measurement of a single spin state, based on nuclear magnetic resonance (NMR) techniques and inspired by the coherent control over many-body systems envisaged by Quantum Information Processing (QIP). A…

Spin-orbit (SO) coupling -- the interaction between a quantum particle's spin and its momentum -- is ubiquitous in nature, from atoms to solids. In condensed matter systems, SO coupling is crucial for the spin-Hall effect and topological…

Quantum Gases · Physics 2015-03-19 Y. -J. Lin , K. Jiménez-García , I. B. Spielman

We study the possibility to generate a new type of spin-orbit coupling for the center of mass motion of cold atoms, using laser beams that resonantly couple N atomic internal ground states to an extra state. After a general analysis of the…

Quantum Gases · Physics 2010-05-10 Gediminas Juzeliunas , Julius Ruseckas , Jean Dalibard

Thiolate containing mercury(II) complexes of the general formula [Hg(SR)$_n$]$^{2-n}$ have been of great interest since the toxicity of mercury was recognized. $^{199}$Hg nuclear magnetic resonance spectroscopy (NMR) is a powerful tool for…

Chemical Physics · Physics 2024-08-05 Haide Wu , Lars Hemmingsen , Stephan P. A. Sauer
‹ Prev 1 2 3 10 Next ›