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We report a temperature dependent x-ray diffraction study of the electronic ordering instabilities in the kagome material CsV$_3$Sb$_5$. Our measurements between 10 K and 120 K reveal an unexpected reorganization of the three-dimensional…

Strongly Correlated Electrons · Physics 2022-05-26 Q. Stahl , D. Chen , T. Ritschel , C. Shekhar , C. Felser , J. Geck

Single crystals of $R$Cd$_{3}$P$_{3}$ ($R$ = La and Ce) have been investigated by magnetization, electrical resistivity, Hall coefficient, and specific heat. Magnetization measurements of CeCd$_{3}$P$_{3}$ demonstrate clear quasi-2D…

Strongly Correlated Electrons · Physics 2022-06-14 Jeonghun Lee , Anja Rabus , N. R. Lee-Hone , D. M. Broun , Eundeok Mun

The primordial ingredient of cuprate superconductivity is the CuO2 unit cell. Here, theoretical attention usually concentrates on the intra-atom Coulombic interactions dominating the 3d^9 and 3d^10 configurations of each copper ion.…

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

e have investigated the magnetic properties of YbRu$_{2}$Ge$_{2}$ by means of magnetic susceptibility $\chi$(T), specific heat C(T) and electrical resistivity $\rho$(T) measurements performed on flux grown single crystals. The Curie-Weiss…

Strongly Correlated Electrons · Physics 2009-11-11 H. S. Jeevan , Z. Hossain , C. Geibel

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)…

Thinning crystalline materials to two dimensions (2D) creates a rich playground for electronic phases, including charge, spin, superconducting, and topological order. Bulk materials hosting charge density waves (CDWs), when reduced to…

CsCuCl$_3$, chiral and Jahn-Teller distorted at room temperature, takes a more symmetric structure above 423K. Describing this 'simpler' high temperature structure is far from simple and has been the subject of many, sometimes…

Materials Science · Physics 2026-05-28 Emma A. Pappas , Toby Woods , Jue Liu , Daniel P. Shoemaker

We examine critically two different recently proposed models of charge ordering in the nominally 1/4-filled organic charge transfer solids (CTS). In one dimension, the two models are characterized by site charge densities of the form…

Strongly Correlated Electrons · Physics 2007-05-23 R. T. Clay , S. Mazumdar , D. K. Campbell

Strongly correlated electron materials are often characterized by competition and interplay of multiple quantum states. For example, in high-temperature cuprate superconductors unconventional superconductivity, spin- and charge-density wave…

The newly discovered ternary chalcogenide superconductor Bi$_2$Rh$_3$Se$_2$ has attracted growing attention, which provides an opportunity to explore the interplay between charge density wave (CDW) order and superconductivity. However,…

The temperature dependence of charge order in Fe2OBO3 was investigated by resistivity and differential scanning calorimetry measurements, Mossbauer spectroscopy, and synchrotron x-ray scattering, revealing an intermediate phase between room…

Strongly Correlated Electrons · Physics 2007-12-19 M. Angst , R. P. Hermann , W. Schweika , J. -W. Kim , P. Khalifah , H. J. Xiang , M. -H. Whangbo , D. -H. Kim , B. C. Sales , D. Mandrus

We report a systematic study of the $5d$-electron-doped system Ce(Fe$_{1-x}$Ir$_x$)$_2$Al$_{10}$ ($0 \leq x \leq 0.15$). With increasing $x$, the orthorhombic $b$~axis decreases slightly while accompanying changes in $a$ and $c$ leave the…

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

We have performed bulk measurements such as dc magnetic susceptibility, electrical resistivity and heat capacity on the pseudo-ternary alloys Lu$_5$Ir$_4$(Si$_{1-x}$Ge$_x$)$_{10}$ to study the interplay and competition between…

Strongly Correlated Electrons · Physics 2009-11-11 Yogesh Singh , R. Nirmala , S. Ramakrishnan , S. K. Malik

Three solid solutions of [CH$_3$NH$_3$]Co$_x$Ni$_{1-x}$(HCOO)$_3$, with $x$ = 0.25 (1), 0.50 (2) and 0.75 (3), were synthesized and their nuclear structures and magnetic properties were characterized using single crystal neutron diffraction…

Strongly Correlated Electrons · Physics 2024-08-06 Madeleine Geers , Oscar Fabelo , Matthew J. Cliffe , Laura Cañadillas-Delgado

CeCu$_2$Si$_2$ is an exemplary correlated electron metal that features two domes of unconventional superconductivity in its temperature-pressure phase diagram. The first dome surrounds an antiferromagnetic quantum critical point, whereas…

Strongly Correlated Electrons · Physics 2017-08-23 Y. Lai , S. M. Saunders , D. Graf , A. Gallagher , K. -W. Chen , F. Kametani , T. Besara , T. Siegrist , A. Shekhter , R. E. Baumbach

Recently the Ce-based caged-type compounds having general formula CeT2Al10 (T=Fe, Ru and Os) have generated considerable interest due to the Kondo semiconducting paramagnetic ground state (down to 40 mK) observed in CeFe2Al10 and…

Strongly Correlated Electrons · Physics 2015-06-18 D. T. Adroja , A. D. Hillier , Y. Muro , T. Takabatake , A. M. Strydom , A. Bhattacharyya , A. Daoud-Aladin , J. W. Taylor

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…

We analyze the superconducting state and c-axis charge dynamics of cuprates at optimal doping using a charge ordered bilayer superlattice model in which pairing is supported by inter-layer Coulomb energy gain (potential energy driven…

Superconductivity · Physics 2007-05-23 P. Süle