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Related papers: Structure and spatial distribution of Ge nanocryst…

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Small-angle X-ray scattering (SAXS) and X-ray diffraction (XRD) techniques are widely used as analytical tools in the optimization and control of nanomaterial synthesis processes. In crystalline nanoparticle systems with size distribution,…

Resonant elastic soft x-ray magnetic scattering (XRMS) is a powerful tool to explore long-periodic spin textures in single crystals. However, due to the limited momentum transfer range imposed by long wavelengths of photons in the soft…

Materials Science · Physics 2022-10-03 V. Ukleev , C. Luo , R. Abrudan , A. Aqeel , C. H. Back , F. Radu

In this study structural and mechanical properties of a 1 um thick Al2O3 coating, deposited on 316L stainless steel by Pulsed Laser Deposition (PLD), subjected to high energy ion irradiation were assessed. Mechanical properties of pristine…

In this work, Pt-Ti core-shell nanoparticles (NP) of 2 nm to 3 nm in size and 30000 u \pm 1500 u as specified single particle mass, deposited on flat silicon substrates by means of a mass-selected cluster beam source, were used for the…

The sol-gel silica glasses doped with copper selenide nanoparticles were studied through small-angle neutron scattering (SANS) and transmission electron microscopy. SANS intensities demonstrate the complicated dependence on the scattering…

Mesoscale and Nanoscale Physics · Physics 2021-12-03 V. S. Gurin , A. V. Rutkauskas , Yu. E. Gorshkova , S. E. Kichanov , A. A. Alexeenko , D. P. Kozlenko

The study of the hyperfine anomaly of neutron rich nuclei, in particular, neutron halo nuclei, can give a very specific and unique way to measure their neutron distribution and confirm a halo structure. The hyperfine structure anomaly in…

Nuclear Theory · Physics 2009-08-18 Y. L. Parfenova , Ch. Leclercq-Willain

We have examined modifications to the nuclear weak charge due to small differences between the spatial distributions of neutrons and protons in the Cs nucleus. We derive approximate formulae to estimate the value and uncertainty of this…

Nuclear Theory · Physics 2009-10-31 S. J. Pollock , M. C. Welliver

Surface enhanced Raman spectroscopy (SERS) was used to probe the surface chemistry of chlorine-terminated silicon nanocrystal (Si-NC) surfaces in an air-free environment. SERS effect was observed from the thin films of Ag$_x$O using 514 nm…

Materials Science · Physics 2016-06-28 İlker Doğan , Ryan Gresback , Tomohiro Nozaki , Mauritius C. M. van de Sanden

A brief review is given of recent positron studies of metal and semiconductor nanocrystals. The prospects offered by positron annihilation as a sensitive method to access nanocrystal (NC) properties are described and compared with other…

Materials Science · Physics 2007-10-11 S. W. H. Eijt , B. Barbiellini , A. J. Houtepen , D. Vanmaekelbergh , P. E. Mijnarends , A. Bansil

Photocatalytic water splitting represents a pivotal pathway for converting solar energy into chemical energy, with the core challenge lying in the design and optimization of photocatalysts [1] . TiO2, as a quintessential photocatalytic…

Materials Science · Physics 2025-02-20 Zhihao Shen

In this paper, the effects of changes in Sol concentration on the structural and optical properties of SnO2 Nanoparticles are studied through the Sol-Gel method. SnO2 Nanoparticles are produced from different SnO2 solution concentrations…

Mesoscale and Nanoscale Physics · Physics 2025-03-05 Ali Reza Razeghizadeh , Lila Zalaghi , Iraj Kazeminezhad , Vahdat Rafee

We present a covariant ray tracing algorithm for computing high-resolution neutrino distributions in general relativistic numerical spacetimes with hydrodynamical sources. Our formulation treats the very important effect of elastic…

High Energy Astrophysical Phenomena · Physics 2018-11-21 M. Brett Deaton , Evan O'Connor , Y. L. Zhu , Andy Bohn , Jerred Jesse , Francois Foucart , Matthew D. Duez , G. C. McLaughlin

An intriguing athermal uniform elongation and accelerated radial shrinkage in amorphous SiOx nanowire (a-SiOx NW) as purely induced by uniform electron beam (e-beam) irradiation were in-situ investigated in transmission electron microscope.…

Mesoscale and Nanoscale Physics · Physics 2018-09-24 Jiangbin Su , Xianfang Zhu

Passivation effect of heterogeneous Au nanoparticles (AuNPs) on the nonuniform structure changes of amorphous SiOx nanowire (a-SiOx NW) as athermally induced by focused electron beam (e-beam) irradiation is investigated in an in-situ…

Applied Physics · Physics 2018-09-24 Jiangbin Su , Xianfang Zhu , Liang Cheng

The increasing importance of well-controlled ordered nanostructures on surfaces represents a challenge for existing metrology techniques. To develop such nanostructures and monitor complex processing constraints fabrication, both a…

We investigate the mechanism of the resonant X-ray scattering on the Ti $K$ edge region of YTiO$_3$ using the band structure calculation combined with the local density approximation. A large intensity is obtained for the orbital…

Strongly Correlated Electrons · Physics 2007-05-23 Manabu Takahashi , Jun-ichi Igarashi

Beta-decay properties of even and odd-A neutron-rich Ge, Se, Kr, Sr, Ru, and Pd isotopes involved in the astrophysical rapid neutron capture process are studied within a deformed proton-neutron quasiparticle random-phase approximation. The…

Nuclear Theory · Physics 2015-04-08 P. Sarriguren

GaN/AlN nanowire heterostructures can display photoluminescence (PL) decay times on the order of microseconds that persist up to room temperature. Doping the GaN nanodisk insertions with Ge can reduce these PL decay times by two orders of…

Mesoscale and Nanoscale Physics · Physics 2015-05-28 M. Beeler , C. B. Lim , P. Hille , J. Bleuse , J. Schörmann , M. de la Mata , J. Arbiol , M. Eickhoff , E. Monroy

The synthesis of Ag nanoclusters in sodalime silicate glasses and silica was studied by optical absorption (OA) and electron spin resonance (ESR) experiments under both low (gamma-ray) and high (MeV ion) deposited energy density irradiation…

Materials Science · Physics 2007-12-23 R. Espiau de Lamaestre , H. Béa , H. Bernas , J. Belloni , J. L. Marignier

Physisorbed Kr layers on TiO$_{2}$(110) surfaces were investigated by means of nuclear resonant scattering (NRS) of synchrotron radiation at Kr thicknesses ranging from multilayer to monolayer. The NRS intensity was measured as a function…

Mesoscale and Nanoscale Physics · Physics 2016-06-14 Akihiko Ikeda , Taizo Kawauchi , Masuaki Matsumoto , Tatsuo Okano , Katsuyuki Fukutani , Xiao Wei Zhang , Yoshitaka Yoda