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Related papers: Valence modulations in CeRuSn

200 papers

"F-free" CeOBiS$_2$ single crystals have successfully grown, thoroughly eliminating a concern about F-contamination by using a high-purity CsCl flux. The obtained crystals have a plate-like shape with a size of 1.0-3.0 mm in the…

Bulk sensitive hard x-ray photoelectron spectroscopy data of the Ce 3$p$ core level of CeRu$_4$Sn$_6$ are presented. Using a combination of full multiplet and configuration iteration model we were able to obtain an accurate lineshape…

Strongly Correlated Electrons · Physics 2017-04-26 M. Sundermann , K. Chen , Y. Utsumi , Y. -H. Wu , K. -D. Tsuei , J. Haenel , A. Prokofiev , S. Paschen , A. Tanaka , L. H. Tjeng , A. Severing

Heusler type compounds have long been recognized as potential thermoelectric (TE) materials. Here, the experimentally observed TE properties of Fe$_{2}$VAl are understood through electronic structure calculations in the temperature range of…

Materials Science · Physics 2022-04-20 Shamim Sk , P. Devi , Sanjay Singh , Sudhir K. Pandey

We report the effects of Ce substitution on structural, electronic, and magnetic properties of layered bismuth-chalcogenide La1-xCexOBiSSe (x = 0-0.9), which are newly obtained in this study. Metallic conductivity was observed for x > 0.1…

Superconductivity · Physics 2018-06-07 Ryota Sogabe , Yosuke Goto , A. Nishida , Takayoshi Katase , Yoshikazu Mizuguchi

We performed resonant soft X-ray diffraction on known charge density wave (CDW) compounds, rare earth tri-tellurides. Near the $M_5$ (3d - 4f) absorption edge of rare earth ions, an intense diffraction peak is detected at a wavevector…

Using electron tomography in combination with spatially resolved electron energy-loss spectroscopy at high energy resolution, we are able to map the valency of the Ce ions in CeO$_{2-x}$ nanocrystals. Our three-dimensional results show a…

Materials Science · Physics 2014-07-10 Bart Goris , Stuart Turner , Sara Bals , Gustaaf Van Tendeloo

We have studied magnetic and transport properties in polycrystalline CaRu1-xScxO3 for 0 =< x =< 0.20 in order to clarify the substitution effects of a non-magnetic trivalent ion. We find that a ferromagnetic transition with Tc = 30 K is…

Strongly Correlated Electrons · Physics 2014-12-23 Takafumi D. Yamamoto , Ryuji Okazaki , Hiroki Taniguchi , Ichiro Terasaki

We report the results of our investigations on a polycrystalline sample of Lu$_2$Ir$_3$Si$_5$ which crystallizes in the U$_2$Co$_3$Si$_5$ type structure (Ibam). These investigations comprise powder X-ray diffraction, magnetic…

Strongly Correlated Electrons · Physics 2017-07-26 Yogesh Singh , Dilip Pal , S. Ramakrishnan , A. M. Awasthi , S. K. Malik

The layered transition metal trihalide $\alpha$-RuCl$_3$ has been studied extensively in recent years as a promising candidate for a proximate Kitaev quantum spin liquid state. In high quality samples, a complete structural transition from…

Materials Science · Physics 2026-01-05 Paige Harford , Ezekiel Horsley , Subin Kim , Young-June Kim

Loosely packed granular materials are intensively studied nowadays. Electrical and thermal transport properties should reflect the granular structure as well as intrinsic properties. We have compacted crystalline $CaAl$ based metallic…

Materials Science · Physics 2009-11-10 M. Ausloos , M. Pekala , J. Latuch , J. Mucha , Ph. Vanderbemden , B. Vertruyen , R. Cloots

We present results of magnetic susceptibility and thermal expansion measurements performed on high-quality single crystals of EuPd$_2$(Si$_{1-x}$Ge$_x$)$_2$ for 0 $\leq$ x $\leq$ 0.2 and temperatures 2 K $\leq T \leq$ 300 K. Data were taken…

Strongly Correlated Electrons · Physics 2022-10-25 Bernd Wolf , Felix Spathelf , Jan Zimmermann , Theresa Lundbeck , Kristin Kliemt , Cornelius Krellner , Michael Lang

Neutron diffraction studies as a function of temperature on solid solutions of MnSe and MnTe in the Se rich region are presented. Interestingly as Te is doped in MnSe, the structural transformation to NiAs phase diminishes, both in terms of…

Materials Science · Physics 2014-10-27 Kapil E. Ingle , J. B. C. Efrem D'Sa , A. Das , K. R. Priolkar

The occurrence of ferroelectricity in inorganic germanium-based halide perovskites has provided an alternative to oxide counterparts. Using first-principles methods, we have studied CsGeX$_3$ materials with heterohalogen substitution at the…

Materials Science · Physics 2026-03-13 Sourabh Vairat , Balachandra G. Hegde , Brajesh Tiwari , Ravi Kashikar

Microstructure properties, phase transitions, and charge ordering in the LuFe2O4 materials have been extensively investigated by means of transmission electron microscopy (TEM). The (001) twins as a common defect frequently appear in the…

Strongly Correlated Electrons · Physics 2007-05-23 Y. Zhang , H. X. Yang , C. Ma , H. F. Tian , J. Q. Li *

Tuning electronic properties through strain engineering of metal oxides is an important step toward understanding electrochemical and catalytic reactions in energy storage and conversion devices. Traditionally, strain engineering studies…

Materials Science · Physics 2020-02-04 Kyoung-Won Park , Chang Sub Kim

We report the single-crystal X-ray analysis and magnetic properties of a new double-layered perovskite antiferromagnet, Cs$_3$Cu$_2$Cl$_4$Br$_3$. This structure is composed of Cu$_2$Cl$_4$Br$_3$ double layers with elongated CuCl$_4$Br$_2$…

Strongly Correlated Electrons · Physics 2015-06-25 F. Yamada , T. Ono , H. Tanaka , J. Yamaura

The temperature dependence of the electronic and atomic structure of the colossal magnetoresistive oxides $La_{1-x}Sr_{x}MnO_{3}$ (x = 0.3, 0.4) has been studied using core and valence level photoemission, x-ray absorption and emission, and…

Strongly Correlated Electrons · Physics 2007-05-23 N. Mannella , A. Rosenhahn , C. H. Booth , S. Marchesini , B. S. Mun , S. -H. Yang , K. Ibrahim , Y. Tomioka , C. S. Fadley

The 133.5 nm lines are important observables for the NASA/SMEX mission Interface Region Imaging Spectrograph (IRIS). To make 3D non-LTE radiative transfer computationally feasible it is crucial to have a model atom with as few levels as…

Solar and Stellar Astrophysics · Physics 2015-09-30 Bhavna Rathore , Mats Carlsson

The structural phase transition in hexagonal BaMnO$_3$ occurring at $T_c$=130 K was studied in ceramic samples using electron and X-ray diffraction, second harmonic generation as well as by dielectric and lattice dynamic spectroscopies. The…

In this paper, a recently developed analytical equation of state (EOS) is used to investigate the bulk modulus of compressed liquid cesium and to locate common compression factor and the bulk modulus quiescence point(s). This EOS is applied…

Materials Science · Physics 2007-05-23 M. H. Ghatee , M. Bahadori