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Related papers: Valence modulations in CeRuSn

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We report growth of high-quality single crystals of CeCl3 using a modified Bridgman Stockbarger method in an infrared image furnace. The grown crystals are characterized using single-crystal/powder X-ray diffraction, Laue X-ray diffraction,…

Strongly Correlated Electrons · Physics 2024-07-03 Nashra Pistawala , Suman Karmakar , Rajeev Rawat , Surjeet Singh

We have studied selected rare earth doped and transition metal doped CeFe2 compounds by examining their structural, magnetic and magneto-thermal properties. With substitution of Ce by 5 and 10% Gd and 10% Ho, the Curie temperature can be…

Strongly Correlated Electrons · Physics 2015-05-19 Arabinda Haldar , K. G. Suresh , A. K. Nigam

We report the discovery of Ce$_3$Ir$_4$Ge$_{13}$, a new Remeika phase compound with a complex array of structural, electronic, and magnetic properties. Our single crystal x-ray diffraction measurements show that Ce$_3$Ir$_4$Ge$_{13}$ forms…

Strongly Correlated Electrons · Physics 2020-09-14 A. M. Hallas , C. L. Huang , Binod K. Rai , A. Weiland , G. T. McCandless , Julia Y. Chan , J. Beare , G. M. Luke , E. Morosan

The electronic property and magnetic susceptibility of Ce$_3$Pd$_3$Bi$_4$ were systemically investigated from 18 K to 290 K for varying values of cell-volume using dynamic mean-field theory coupled with density functional theory. By…

Strongly Correlated Electrons · Physics 2022-02-08 Chenchao Xu , Chao Cao , Jian-Xin Zhu

Transmission electron microscopy studies of [110] and [111] oriented FeCr_2S_4 single crystals at different temperatures reveal a structural transition at low temperatures indicating a cubic-to-triclinic symmetry reduction within…

Materials Science · Physics 2009-11-10 M. Mertinat , V. Tsurkan , D. Samusi , R. Tidecks , F. Haider

We report on magnetic and electrical transport properties of Sb2-xCrxTe3 single crystals with 0 <= x <= 0.095 over temperatures from 2 K to 300 K. A ferromagnetic state develops in these crystals at low temperatures with Curie temperatures…

Materials Science · Physics 2009-11-10 J. S. Dyck , C. Drasar , P. Lostak , C. Uher

The effect of Ir substitution for Os in CeOs2Al10, with an unusually high Neel temperature of T~28.5K, has been studied by high-resolution neutron diffraction and magnetization measurements. A small amount of Ir (~ 8%) results in a…

Strongly Correlated Electrons · Physics 2015-06-16 D. D. Khalyavin , D. T. Adroja , P. Manuel , J. Kawabata , K. Umeo , T. Takabatake , A. M. Strydom

Elements of group I in the Periodic table have valence electrons of s-type and are usually considered as simple metals. Crystal structures of these elements at ambient pressure are close-packed and high-symmetry of bcc and fcc types,…

Materials Science · Physics 2017-03-14 V F Degtyareva

Single-crystalline CeRh3Si2 was investigated by means of x-ray diffraction, magnetic susceptibility, magnetization, electrical resistivity, and specific heat measurements carried out in wide temperature and magnetic field ranges. Moreover,…

Strongly Correlated Electrons · Physics 2015-05-18 A. P. Pikul , D. Kaczorowski , Z. Gajek , J. Stepien--Damm , A. Slebarski , M. Werwinski , A. Szajek

A material with reversible temperature change capability under an external electric field, known as the electrocaloric effect (ECE), has long been considered as a promising solid-state cooling solution. However, electrocaloric (EC)…

Metal-Oxide-Semiconductor (MOS) structures containing 74Ge nanocrystals (NC-Ge) imbedded inside the SiO_2 layer were studied for their capacitance characterization. Ge atoms were introduced by implantation of 74Ge+ ions with energy of 150…

Mesoscale and Nanoscale Physics · Physics 2015-05-14 Shai Levy , Issai Shlimak , Avraham Chelly , Zeev Zalevsky , Tiecheng Lu

Band calculations for Ce compounds with the AuCu$_{3}$-type crystal structure were carried out on the basis of dynamical mean field theory (DMFT). The results of applying the calculation to CeIn$_{3}$ and CeSn$_{3}$ are presented as the…

Strongly Correlated Electrons · Physics 2012-05-31 Osamu Sakai , Hisatomo Harima

The anisotropic electronic structure responsible for the antiferromagnetic transition in CeRu$_2$Al$_{10}$ at the unusually high temperature of $T_0$ = 28 K was studied using optical conductivity spectra, Ce 3d X-ray photoemission spectra,…

Full pattern Le-Bail refinement using x-ray powder diffraction profiles of Sr1-xCaxTiO3 for x=0.02, 0.04 in the temperature range 12 to 300 K reveals anomalies in the unit cell parameters at 170, 225 K due to an antiferrodistortive (cubic…

Materials Science · Physics 2015-05-13 Sanjay Kumar Mishra , Dhananjai Pandey

In their paper [Opt. Mater. 24, 333, 2003], Feldman et al conducted an experimental study of the dynamics of chromium ion valence transformations in Cr,Ca:YAG crystals among the trivalent Cr3+ state, and two tetravalent Cr4+ ones, of…

Materials Science · Physics 2007-08-16 Misha Sinder , Zeev Burshtein , Joshua Pelleg

Quasi-two-dimensional averievites with triangle-kagome-triangle trilayers are of interest due to their rich structural and magnetic transitions and strong spin frustration that are expected to host quantum spin liquid ground state with…

Strongly Correlated Electrons · Physics 2025-03-06 Chao Liu , Chao Ma , Tieyan Chang , Xiaoli Wang , Chuanyan Fan , Lu Han , Feiyu Li , Shanpeng Wang , Yu-Sheng Chen , Junjie Zhang

In this work, we study the thermo-mechanical behavior of metallic structures designed to significantly change shape in response to thermal stimuli. This behavior is achieved by arranging two metals with different coefficient of thermal…

Applied Physics · Physics 2020-06-30 Semih Taniker , Paolo Celli , Damiano Pasini , Douglas Hofmann , Chiara Daraio

We use a combination of Raman spectroscopy and transport measurements to study thin flakes of the type-II Weyl semimetal candidate MoTe2 protected from oxidation. In contrast to bulk crystals, which undergo a phase transition from…

We calculate the rates of formation and detection of ultracold Cs_2 molecules obtained from the photoassociation of ultracold atoms through the double-well 0g- (6S1/2 + 6P3/2) state. We concentrate on two features previously observed…

Atomic Physics · Physics 2007-05-23 Mihaela Vatasescu , Claude M. Dion , Olivier Dulieu

Insulating Nb$_3$Cl$_8$ is a layered chloride consisting of two-dimensional triangular layers of $S_{eff}$ = 1/2 Nb$_3$Cl$_{13}$ clusters at room temperature. Magnetic susceptibility measurement show a sharp, hysteretic drop to a…

Strongly Correlated Electrons · Physics 2017-01-20 J. P. Sheckelton , K. W. Plumb , B. A. Trump , C. L. Broholm , T. M. McQueen