English
Related papers

Related papers: Oxide MBE-ARPES at SSRL Beamline 5-2

200 papers

Furthering the understanding of the catalytic mechanisms in the oxygen reduction reaction (ORR) is critical to advancing and enabling fuel cell technology. In this work, we use multimodal operando synchrotron X-ray diffraction (XRD) and…

We report on the interplay of two uniaxial magnetic anisotropies in epitaxial Fe thin films of varying thickness grown on InAs(001) as observed in ferromagnetic resonance experiments. One anisotropy originates from the Fe/InAs interface…

In this work, amorphous thin films in Mg-Si-O-N system were prepared in order to investigate the dependence of optical and mechanical properties on Mg composition. Reactive RF magnetron co-sputtering from magnesium and silicon targets were…

We have studied the influence of annealing treatment on the crystalline growth of SrFe_12_O_19 previously deposited on Si (100) substrates using radio frequency (RF) magnetron sputtering. For this goal, two grown films, with and without…

Materials Science · Physics 2022-12-13 G. D. Soria , A. Serrano , J. E. Prieto , A. Quesada , G. Gorni , J. de la Figuera , J. F. Marco

Regenerative amplifier x-ray free-electron lasers constitute alternative configurations for fourth generation light sources which are typically operated in self-amplified spontaneous emission (SASE) mode. However, SASE exhibits relatively…

Accelerator Physics · Physics 2026-02-17 Henry P. Freund , P. J. M. van der Slot , P. G. O'Shea

We use a dense, complete redshift survey, the Smithsonian Hectospec Lensing Survey (SHELS), covering a 4 square degree region of a deep imaging survey, the Deep Lens Survey (DLS), to study the optical spectral properties of Wide-field…

Cosmology and Nongalactic Astrophysics · Physics 2015-06-11 Ho Seong Hwang , Margaret J. Geller , Michael J. Kurtz , Ian P. Dell'Antonio , Daniel G. Fabricant

This contribution discusses the results of an in-situ angular XPS study on the thermal evolution of the native oxide layer on Nb3Sn and pure Nb. XPS data were recorded with conventional spectrometers using an AlK(alpha) X-ray source for…

An experimental investigation was conducted to explore spectroscopic and structural characterization of semiconducting yttrium oxide thin film deposited at 623 K (+/- 5K) utilizing reactive pulsed direct current magnetron sputtering. Based…

Materials Science · Physics 2023-05-12 H. Arslan , I. Aulika , A. Sarakovskis , L. Bikse , M. Zubkins , A. Azarov , J. Gabrusenoks , J. Purans

We review angle resolved photoemission spectroscopy (ARPES) results on the high Tc superconductors, focusing primarily on results obtained on the quasi-two dimensional cuprate Bi2Sr2CaCu2O8 and its single layer counterpart Bi2Sr2CuO6. The…

Superconductivity · Physics 2007-05-23 J. C. Campuzano , M. R. Norman , M. Randeria

We report on the use of time-resolved optical ellipsometry to monitor the deposition of single atomic layers with subatomic sensitivity. Ruddlesden-Popper thin films of SrO(SrTiO3)n=4 were grown by means of metalorganic aerosol deposition…

The growth of SrRuO$_3$ (SRO) thin film with high-crystallinity and low residual resistivity (RR) is essential to explore its intrinsic properties. Here, utilizing the adsorption-controlled growth technique, the growth condition of initial…

Materials Science · Physics 2021-12-28 Uddipta Kar , Akhilesh Kr. Singh , Song Yang , Chun-Yen Lin , Bipul Das , Chia-Hung Hsu , Wei-Li Lee

In this article, we introduce the current status of the new NanoARPES endstation at BL07U of Shanghai Synchrotron Radiation Facility (SSRF), which facilitates the study of the electronic band structure of material systems with limited…

Materials Science · Physics 2024-09-02 Han Gao , Hanbo Xiao , Feng Wang , Fangyuan Zhu , Meixiao Wang , Zhongkai Liu , Yulin Chen , Cheng Chen

The missing piece in the jigsaw of silicon photonics is a light source that can be easily incorporated into the standard silicon fabrication process. Recent advances in the development of atomically thin layers of semiconducting transition…

Mesoscale and Nanoscale Physics · Physics 2017-10-05 Hanlin Fang , Jin Liu , Hongji Li , Lidan Zhou , Lin Liu , Juntao Li , Xuehua Wang , Thomas F. Krauss , Yue Wang

Surface morphology of the substrate and bottom layers plays a critical role in the epitaxial growth of oxide thin films. Here, we report on the self-organized formation of a step-terrace structure in SrRuO3 (SRO) thin films grown using…

B and N K-edge x-ray absorption spectroscopy measurements have been performed on three BN thin films grown on Si substrates using ion-assisted pulsed laser deposition. Comparison of the films' spectra to those of several single-phase BN…

Condensed Matter · Physics 2007-05-23 A. Chaiken , L. J. Terminello , J. Wong , G. L. Doll , T. Sato

Many of the high mass X-ray binaries (HMXRBs) discovered in recent years in our Galaxy are characterized by a high absorption, most likely intrinsic to the system, which hampers their detection at the softest X-ray energies. We have…

High Energy Astrophysical Phenomena · Physics 2015-05-28 G. Novara , N. La Palombara , S. Mereghetti , F. Haberl , M. Coe , M. Filipovic , A. Udalski , A. Paizis , W. Pietsch , R. Sturm , M. Gilfanov , A. Tiengo , J. Payne , D. Smits , A. De Horta

We present recent achievement on manufacturing optical filter and multilayers done with two complementary RF magnetron sputtering approaches: deposition duration control and in situ optical reflectance monitoring. Those approaches were…

Strongly correlated topological surface states are promising platforms for next-generation quantum applications, but they remain elusive in real materials. The correlated Kondo insulator SmB$_6$ is one of the most promising candidates, with…

A detailed nanoscale structural characterization was performed on high-quality La0.66Sr0.33MnO3 (LSMO) thin films of different thicknesses and deposited by pulsed laser deposition onto buffered Si (100) substrates. A multilayered structure…

Materials Science · Physics 2020-09-16 Aneely Carrero , Augusto Roman , Myriam Aguirre , Laura B. Steren

Large area MoS2 and WS2 van der Waals epitaxial thin films with complete control over number of layers including monolayer is grown by pulsed laser deposition utilizing slower growth kinetics. The films grown on c-plane sapphire show…