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We develop an InAs nanowire gate-all-around field-effect transistor using a transparent conductive zinc oxide (ZnO) gate electrode, which is in-situ atomic layer deposited after growth of gate insulator of Al2O3. We perform…

Mesoscale and Nanoscale Physics · Physics 2021-07-08 Keiko Takase , Kouta Tateno , Satoshi Sasaki

Results of relativistic calculations of nuclear magnetic resonance shielding tensors ($\sigma$) for the thallium monocation (Tl$^+$), thallium hydride (TlH) and thallium halides (TlF, TlCl, TlBr, TlI, and TlAt) are presented as obtained…

Chemical Physics · Physics 2025-02-25 Karol Kozioł , I. Agustín Aucar , Konstantin Gaul , Robert Berger , Gustavo A. Aucar

We have characterized spin-squeezed states produced at a temperature of $26^\circ{\mathrm C}$ on a Nuclear Magnetic Resonance (NMR) quadrupolar system. The implementation is carried out in an ensemble of $^{133}$Cs nuclei with spin $I=7/2$…

The nuclear spins in nanostructured semiconductors play a central role in quantum applications. The nuclear spins represent a useful resource for generating local magnetic fields but nuclear spin noise represents a major source of dephasing…

Nuclear electric resonance (NER) spectroscopy is currently experiencing a revival as a tool for nuclear spin-based quantum computing. Compared to magnetic or electric fields, local electron density fluctuations caused by changes in the…

Quantum Physics · Physics 2025-01-30 Johannes K. Krondorfer , Andreas W. Hauser

It is recently noted that in certain centrosymmetric compounds, spin-orbit interaction couples each local sector that lacks inversion symmetry and thus leads to visible spin polarization effects in the real space, dubbed as 'hidden spin…

Mesoscale and Nanoscale Physics · Physics 2021-06-23 Yingjie Zhang , Pengfei Liu , Hongyi Sun , Hu Xu , Qihang Liu

Chiral structures, breaking spatial inversion symmetry, exhibit non-zero chiroptical activity (COA) due to the interaction between their electric and magnetic responses under external electromagnetic fields, an effect that is otherwise…

Mesoscale and Nanoscale Physics · Physics 2023-09-06 Solmar Varela , Rafael Gutierrez , Gianaurelio Cuniberti , Ernesto Medina , Vladimiro Mujica

Nuclear magnetic resonance (NMR) has been widely used in the context of quantum information processing (QIP). However, despite the great similarities between NMR and nuclear quadrupole resonance (NQR), no experimental implementation for QIP…

Amplification of a single spin state using nuclear magnetic resonance (NMR) techniques in a rotating frame is considered. The main aim is to investigate the efficient of various schemes for quantum detection. Results of numerical simulation…

Quantum Physics · Physics 2007-08-31 Gregory B. Furman , Victor M. Meerovich , Vladimir L. Sokolovsky

We discuss a general scheme for creating atomic spin-orbit coupling (SOC) such as the Rashba or Dresselhaus types using magnetic-field-gradient pulses. In contrast to conventional schemes based on adiabatic center-of-mass motion with atomic…

Quantum Gases · Physics 2013-06-27 Zhi-Fang Xu , Li You , Masahito Ueda

Nuclear magnetic resonance (NMR) provides an experimental setting to explore physical implementations of quantum information processing (QIP). Here we introduce the basic background for understanding applications of NMR to QIP and explain…

We provide an explicit way to implement non-Abelian spin-orbital-angular-momentum (SOAM) coupling in spinor Bose-Einstein condensates using magnetic gradient coupling. For a spherical surface trap addressable using high-order…

Quantum Gases · Physics 2019-07-05 Jia-Ming Cheng , Ming Gong , Guang-Can Guo , Zheng-Wei Zhou , Xiang-Fa Zhou

The scaling of nuclear spin-dependent parity violating effects with increasing nuclear charge $Z$ is discussed in two series of isovalent open-shell diatomic molecules. The parameter $W_\mathrm{a}$ characterising the strength of parity…

Chemical Physics · Physics 2013-04-09 T. A. Isaev , R. Berger

Nuclear magnetic resonance (NMR) is particularly relevant for studies of internuclear spin coupling at zero and ultra-low fields (ZULF), where spin-spin interactions dominate over Zeeman ones. Here we report on ZULF NMR in CdTe. In this…

Mesoscale and Nanoscale Physics · Physics 2024-03-27 V. M. Litvyak , P. Bazhin , R. André , M. Vladimirova , K. V. Kavokin

The use of nuclear spins as physical sensing systems is disadvantaged by their low signal responsivity, particularly when compared to sensing techniques based on electron spins. This primarily results from the small nuclear gyromagnetic…

The entropy stabilized oxide Mg$_{0.2}$Co$_{0.2}$Ni$_{0.2}$Cu$_{0.2}$Zn$_{0.2}$O exhibits antiferromagnetic order and magnetic excitations, as revealed by recent neutron scattering experiments. This observation raises the question of the…

Disordered Systems and Neural Networks · Physics 2021-09-29 Tom Berlijn , Gonzalo Alvarez , David S. Parker , Raphaël P. Hermann , Randy S. Fishman

The Extended Czjzek Model (ECM) is applied to the distribution of NMR parameters of a simple glass model (sodium metaphosphate, $\mathrm{NaPO_3}$) obtained by Molecular Dynamics (MD) simulations. Accurate NMR tensors, Electric Field…

Disordered Systems and Neural Networks · Physics 2015-06-16 Filipe Vasconcelos , Sylvain Cristol , Jean-François Paul , Laurent Delevoye , Francesco Mauri , Thibault Charpentier , Gérard Le Caër

Algorithmic cooling (AC) is a method to purify quantum systems, such as ensembles of nuclear spins, or cold atoms in an optical lattice. When applied to spins, AC produces ensembles of highly polarized spins, which enhance the signal…

The electronic states of a mesoscopic ring are assessed in the presence of Rashba Spin Orbit coupling and a $U(1)$ gauge field. Spin symmetric coupling to an ideal lead is implemented following B\"uttiker's voltage probe. The exact density…

Mesoscale and Nanoscale Physics · Physics 2014-09-23 Michael Ellner , Nelson Bolívar , Bertrand Berche , Ernesto Medina

An experimental proposal for realizing spin-orbit (SO) coupling of pseudospin-1 in the ground manifold $^1\Sigma(\upsilon=0)$ of (bosonic) bialkali polar molecules is presented. The three spin components are composed of the ground…

Quantum Gases · Physics 2018-05-16 Y. Deng , L. You , S. Yi
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