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We report high nuclear polarization of 1.2 mbar 3He gas in a sealed cell in magnetic fields up to 5 T using Metastability Exchange Optical Pumping (MEOP). The creation of a highly polarized 3He gas target for use in the 5 T field of…

Instrumentation and Detectors · Physics 2025-05-23 Pushpa Pandey , Hao Lu , James Maxwell , James Brock , Christopher Keith , Xiaqing Li , Richard Milner , Dien Nguyen

We develop a multipolar theory of second-harmonic generation (SHG) by dielectric nanoparticles made of noncentrosymmetric materials with bulk quadratic nonlinearity. We specifically analyze two regimes of optical excitation: illumination by…

Spin-polarized two-dimensional materials with large and tunable spin-splitting energy promise the field of 2D spintronics. While graphene has been a canonical 2D material, its spin properties and tunability are limited. Here, we demonstrate…

A portable NMR polarimeter system has been developed to measure the polarization of a polarized Hydrogen-Deuteride (HD) target for hadron photoproduction experiments at SPring-8. The polarized HD target is produced at the Research Center…

Instrumentation and Detectors · Physics 2015-05-27 T. Ohta , M. Fujiwara , K. Fukuda , H. Kohri , T. Kunimatsu , C. Morisaki , S. Ono , M. Tanaka , K. Ueda , M. Uraki , M. Utsuro , S. Y. Wang , M. Yosoi

Recent developments in the field of photonic spin Hall effect (SHE) offer new opportunities for advantageous measurement of the optical parameters (refractive index, thickness, etc.) of nanostructures and enable spin-based photonics…

Optics · Physics 2014-12-02 Xiaohui Ling , Xinxing Zhou , Weixing Shu , Hailu Luo , Shuangchun Wen

Circularly polarized light plays a key role in many applications including spectroscopy, microscopy, and control of atomic systems. Particularly in the latter, high polarization purity is often required. Integrated technologies for atomic…

Optics · Physics 2022-09-20 Leonardo Massai , Tom Schatteburg , Jonathan P. Home , Karan K. Mehta

In this work, we study the realization of realistic polarization transformers formed by long metallic helices. To this end, we propose a new homogenization model to characterize the propagation of electromagnetic waves in medium formed by…

Materials Science · Physics 2009-11-13 Mario G. Silveirinha

Continuous-wave Nuclear Magnetic Resonance (CW-NMR) operated in constant-current mode has served as a foundational technique for polarization measurement in solid-state dynamically polarized targets within nuclear and high-energy physics…

Instrumentation and Detectors · Physics 2026-05-12 Devin Seay , Ishara P. Fernando , Dustin Keller

Polarized X-rays allow for imaging birefringent or dichroic properties of materials with nanometric resolution. To disentangle these properties from the electronic density, either a polarization analyzer or several measurements with…

Fast and reversible phase transitions in chalcogenide phase-change materials (PCMs), in particular, Ge-Sb-Te compounds, are not only of fundamental interests, but also make PCMs based random access memory (PRAM) a leading candidate for…

Materials Science · Physics 2019-08-28 Ting-Ting Jiang , Jiang-Jing Wang , Lu Lu , Chuan-Sheng Ma , Dan-Li Zhang , Feng Rao , Chun-Lin Jia , Wei Zhang

It is well assessed that the charge transport through a chiral potential barrier can result in spin-polarized charges. The possibility of driving this process through visible photons holds tremendous potential for several aspects of quantum…

Spatially nonhomogeneously spin polarized nuclei are proposed as a new mechanism to monitor electron states in a nanostructure, or as a means to createn and, if necessary, reshape such nanostructures in the course of the experiment. We…

Mesoscale and Nanoscale Physics · Physics 2015-06-24 V. Fleurov , V. A. Ivanov , F. M. Peeters , I. D. Vagner

The polarization of the secondary protons in the (p,2p) reaction with the S - shell protons of nuclei 4He, 6Li, 12C, 28Si, 40Ca was measured at 1 GeV unpolarized proton beam. The spin correlation parameters Cij for the 4He and 12C targets…

We present a method to create spin-polarized beams of ballistic electrons in a two-dimensional electron system in the presence of spin-orbit interaction. Scattering of a spin-unpolarized injected beam from a lithographic barrier leads to…

Mesoscale and Nanoscale Physics · Physics 2007-05-23 Hong Chen , J. J. Heremans , J. A. Peters , J. P. Dulka , A. O. Govorov , N. Goel , S. J. Chung , M. B. Santos

We propose a spintronic device to generate spin polarization in a mesoscopic region by purely electric means. We show that the spin Hall effect in combination with the stirring effect are sufficient to induce measurable spin polarization in…

Mesoscale and Nanoscale Physics · Physics 2009-07-27 Yu. V. Pershin , N. A. Sinitsyn , A. Kogan , A. Saxena , D. L. Smith

The threshold region for processes of hadronic and nuclear interactions is very interesting for a theoretical as well as an experimental point of view. In this region one can apply different physical methods, starting from classical current…

Nuclear Theory · Physics 2007-05-23 Egle Tomasi-Gustafsson , Michail P. Rekalo

The broken inversion symmetry at the surface of a metallic film (or, more generally, at the interface between a metallic film and a different metallic or insulating material) greatly amplifies the influence of the spin-orbit interaction on…

Mesoscale and Nanoscale Physics · Physics 2015-06-23 I. V. Tokatly , E. E. Krasovskii , G. Vignale

The Spin Asymmetries of the Nucleon Experiment (SANE) performed inclusive, double-polarized electron scattering measurements of the proton at the Continuous Electron Beam Accelerator Facility at Jefferson Lab. A novel detector array…

The ability to resolve the polarization of light with on-chip devices represents an urgent problem in optoelectronics. The detectors with polarization resolution demonstrated so far mostly require multiple oriented detectors or movable…

Mesoscale and Nanoscale Physics · Physics 2022-05-19 Valentin Semkin , Dmitry Mylnikov , Elena Titova , Sergey Zhukov , Dmitry Svintsov

Altermagnets (AMs) constitute a novel class of spin-compensated materials in which the symmetry connecting opposite-spin sublattices involves a spatial rotation. Here, we uncover a set of unique non-linear, light-driven properties that set…

Materials Science · Physics 2025-09-16 Amir Eskandari-asl , Jorge I. Facio , Oleg Janson , Adolfo Avella , Jeroen van den Brink