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In a new divertor simulator, an ultra-cold (Te<1 eV) high density recombining magnetized laboratory plasma is studied using probes, spectroscopic measurements, and ultra-fast imaging of spontaneous emission. The Mistral-B device consists in…

We present a laboratory electromagnet capable of generating magnetic fields up to $\pm$0.48T, specifically designed as a perpendicular flux source for thin film samples in an ambient environment. The magnet features a 250mm diameter clear…

Instrumentation and Detectors · Physics 2021-01-07 A. P. Petrović , B. H. M. Smit , K. L. Fong , B. Satywali , X. Y. Tee , C. Panagopoulos

This paper presents the design and experimental characterization of a 1 T electromagnet tailored to meet the demands of a Magnetic Resonance Imaging (MRI) system conceived for spatial resolutions at the level of tens of microns. For high…

We explore the magnetic properties of Nd$_2$Zr$_2$O$_7$ and Pr$_2$Zr$_2$O$_7$ single crystals subjected to pulsed magnetic fields up to 60 T using magnetization and magnetocaloric-effect (MCE) measurements, with initial temperatures ranging…

We experimentally study the diffraction of a Bose-Einstein condensate from a magnetic lattice, realized by a set of 372 parallel gold conductors which are micro fabricated on a silicon substrate. The conductors generate a periodic potential…

Other Condensed Matter · Physics 2015-06-25 A. Guenther , S. Kraft , M. Kemmler , D. Koelle , R. Kleiner , C. Zimmermann , J. Fortagh

We report synchrotron x-ray powder diffraction measurements of Ce0.8La0.1Th0.1 subject to pulsed magnetic fields as high as 28 Tesla. This alloy is known to exhibit a continuous volume collapse on cooling at ambient pressure, which is a…

Strongly Correlated Electrons · Physics 2012-07-16 J. P. C. Ruff , Z. Islam , R. K. Das , H. Nojiri , J. C. Cooley , C. H. Mielke

Instruments to visualize transient structural changes of inhomogeneous materials on the nanometer scale with atomic spatial and temporal resolution are demanded to advance materials science, bioscience, and fusion sciences. One such…

Accelerator Physics · Physics 2017-03-20 X. Shen , R. K. Li , U. Lundström , T. J. Lane , A. H. Reid , S. P. Weathersby , X. J. Wang

We describe our approach to atomic magnetometry based on the push-pull optical pumping technique. Cesium vapor is pumped and probed by a resonant laser beam whose circular polarization is modulated synchronously with the spin evolution…

Atomic Physics · Physics 2015-06-18 E. Breschi , Z. D. Grujic , P. Knowles , A. Weis

We have investigated the preparation and bulk magnetic properties of NaxCoO2 in the range 0.5<x<0.95, including those for single crystals grown by the floating-zone method in an image furnace. To characterize the samples and ascertain their…

Materials Science · Physics 2007-05-23 D. Prabhakaran , A. T. Boothroyd , R. Coldea , L. M. Helme , D. A. Tennant

A novel type of pulsed X-ray generator especially suitable for rare event searches, as dark matter and neutrino experiments, has been developed. Being compact and built with selected radio-pure materials, it is appropriate for…

Instrumentation and Detectors · Physics 2021-01-06 I. Giomataris , F. Belloni , F. J. Iguaz , J. P. Mols , T. Papaevangelou , L. Segui

We present a scanning transmission x-ray microscopy setup combined with a novel microwave synchronization scheme in order to study high frequency magnetization dynamics at synchrotron light sources. The sensitivity necessary to detect small…

We report the development of a fast rotating target to produce ultrashort incoherent X-ray pulses from bremsstrahlung. These short X-ray pulses are produced in the laser-plasma interaction of a 35 fs, 1 mJ pulse of a Ti:Sa laser of 1 kHz…

Instrumentation and Detectors · Physics 2018-09-26 Lucia Martín , José Benlliure , Dolores Cortina , Juan Llerena , David González , Camilo Ruiz

X-ray photoelectron diffraction is a powerful tool for determining the structure of clean and adsorbate-covered surfaces. Extending the technique into the ultrafast time domain will open the door to studies as diverse as the direct…

We present a single-crystal neutron diffraction study on the Shastry-Sutherland lattice system TbB$_4$ at zero magnetic field and under pulsed high magnetic fields up to 35 T applied along the crystallographic $c$ axis. While our results…

Strongly Correlated Electrons · Physics 2022-10-05 N. Qureshi , F. Bourdarot , E. Ressouche , W. Knafo , F. Iga , S. Michimura , L. -P. Regnault , F. Duc

The structure and magnetic properties of nanocrystalline PrCo$_3$ obtained from high energy milling technique are investigated by X-ray diffraction, Curie temperature determination and magnetic properties measurements are reported. The…

Materials Science · Physics 2015-05-28 K. Younsi , V. Russier , L. Bessais , J. -C. Crivello

A magneto-structural phase transition is investigated in single crystal CrN thin films grown by rf plasma molecular beam epitaxy on MgO(001) substrates. While still within the vacuum environment following MBE growth, $\it in-situ$…

We propose to use the self-seeding scheme with single crystal monochromator at the European X-ray FEL to produce monochromatic, high-power radiation at 16 keV. Based on start to end simulations we show that the FEL power of the…

Accelerator Physics · Physics 2011-11-28 Gianluca Geloni , Vitali Kocharyan , Evgeni Saldin

Single crystals of Cu$_{13}$Ba were successfully grown out of Ba-Cu self flux. Temperature dependent magnetization, $M(T)$, electrical resistivity, $\rho(T)$, and specific heat, $C_p(T)$, data are reported. Isothermal magnetization…

Materials Science · Physics 2014-01-28 A. Jesche , S. L. Bud'ko , P. C. Canfield

X-ray free-electron lasers (XFELs) of high brightness have opened new opportunities for exploring ultrafast dynamical processes in matter, enabling imaging and movies of single molecules and particles at atomic resolution. In this paper, we…

We used low-temperature synchrotron x-ray diffraction to investigate the structural phase transitions of Fe1+yTe in the vicinity of a tricitical point in the phase diagram. Detailed analysis of the powder diffraction patterns and…

Superconductivity · Physics 2013-10-03 Cevriye Koz , Sahana Rößler , Alexander A. Tsirlin , Steffen Wirth , Ulrich Schwarz