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The results of a comprehensive study of MnSb$_2$Te$_4$ single crystals are presented. The structure, Raman spectra, low-temperature transport, Hall effect, magnetization, and magnetic susceptibility are studied. It was established that the…

Single crystals of the Kitaev spin-liquid candidate $\alpha$-RuCl$_3$ have been studied to determine low-temperature bulk properties, structure and the magnetic ground state. Refinements of x-ray diffraction data show that the low…

Strongly Correlated Electrons · Physics 2016-04-27 H. B. Cao , A. Banerjee , J. -Q. Yan , C. A. Bridges , M. D. Lumsden , D. G. Mandrus , D. A. Tennant , B. C. Chakoumakos , S. E. Nagler

Double perovskite Bi$_2$FeCrO$_6$, related with BiFeO$_3$, is very interesting because strong ferroelectricity and high magnetic Curie temperature beyond room temperature are observed in it. However, existing density-functional-theory (DFT)…

Materials Science · Physics 2014-03-18 Zhe-Wen Song , Bang-Gui Liu

The ternary-arsenide compound BaCo2As2 was previously proposed to be in proximity to a quantum-critical point where long-range ferromagnetic (FM) order is suppressed by quantum fluctuations. Here we report the effect of Ir substitution for…

Strongly Correlated Electrons · Physics 2020-07-02 Santanu Pakhira , N. S. Sangeetha , V. Smetana , A. -V. Mudring , D. C. Johnston

Single-layer TaS$_2$ is epitaxially grown on Au(111) substrates. The resulting two-dimensional crystals adopt the 1H polymorph. The electronic structure is determined by angle-resolved photoemission spectroscopy and found to be in excellent…

The elastic and magnetic properties, thermodynamical stability, deviation from stoichiometry and order/disorder transformations of phases that are relevant to Be alloys were investigated using density functional theory simulations coupled…

Materials Science · Physics 2015-04-01 Patrick A. Burr , Simon C. Middleburgh , Robin W. Grimes

We have measured the specific heat of PrV$_2$Al$_{20}$ at very low temperatures, using high quality single crystals with the residual resistivity ratio ~ 20. The high-quality single crystals exhibit clear double transitions at $T_{\rm Q} =$…

Strongly Correlated Electrons · Physics 2015-06-23 Masaki Tsujimoto , Yosuke Matsumoto , Satoru Nakatsuji

Two-dimensional (2D) van der Waals (vdW) magnets are crucial for ultra-compact spintronics. However, so far, no vdW crystal has exhibited tunable above-room-temperature intrinsic ferromagnetism in the 2D ultrathin regime. Here, we report…

Materials Science · Physics 2024-09-06 Gaojie Zhang , Jie Yu , Hao Wu , Li Yang , Wen Jin , Bichen Xiao , Wenfeng Zhang , Haixin Chang

RuO$_2$ was considered for a long time to be a paramagnetic metal with an ideal rutile-type structure down to low temperatures, but recent studies on single-crystals claimed evidence for antiferromagnetic order and some symmetry breaking in…

The low Curie temperature (T_C approx 28K) and small ordered moment (M_0 approx 0.17 mu_B f.u.^-1) of ZrZn2 make it one of the few examples of a weak itinerant ferromagnet. We report results of susceptibility, magnetization, resistivity and…

Strongly Correlated Electrons · Physics 2009-11-11 E. A. Yelland , S. J. C. Yates , O. Taylor , A. Griffiths , S. M. Hayden , A. Carrington

Single crystals of a new layered compound, Cr1.21Te2, was synthesized via a vapor transport method. The crystal structure and physical properties were characterized by single crystal and powder x-ray diffraction, temperature- and…

Materials Science · Physics 2023-04-13 Zhixue Shu , Haozhe Wang , Na Hyun Jo , Chris Jozwiak , Aaron Bostwick , Eli Rotenberg , Weiwei Xie , Tai Kong

We have investigated the magnetic behavior of the nanocrystalline form of a well-known Laves phase compound, ErCo2 - the bulk form of which has been known to undergo an interesting first-order ferrimagnetic ordering near 32 K - synthesized…

Strongly Correlated Electrons · Physics 2015-05-13 Sitikantha D Das , Niharika Mohapatra , Kartik K Iyer , R. D. Bapat , E. V. Sampathkumaran

Ferromagnetic solids acquire nontrivial magnetic and caloric properties when the temperature of the structural phase transition approaches the Curie point. Deciphering magneto-structural transitions, i.e. determining their characteristic…

Single crystals of the dilute, rare earth bearing, pseudo-ternary series, Gd_xY_{1-x}Fe_2Zn_{20} were grown out of Zn-rich solution. Measurements of magnetization, resistivity and heat capacity on Gd_xY_{1-x}Fe_2Zn_{20} samples reveal…

Strongly Correlated Electrons · Physics 2009-11-13 S. Jia , Ni Ni , S. L. Bud'ko , P. C. Canfield

La2Au2Cd and Ce2Au2Cd were prepared from the elements by reactions in sealed tantalum tubes in a water-cooled sample chamber of an induction furnace. These intermetallics crystallize with the tetragonal Mo2FeB2 type, space group P4/mbm.…

Materials Science · Physics 2009-11-11 S. Rayaprol , R. Poettgen

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 crystal structure of barium-germanium clathrate Ba6Ge25 was studied using neutron powder diffraction in the temperature range 20-300K. The compound was found to be cubic (S.G. P4_1 23) in the entire temperature range. However, the…

Materials Science · Physics 2009-11-10 M. Schmidt , P. G. Radaelli , M. J. Gutmann , S. J. L. Billinge , N. Hur , S. W. Cheong

The preparative method, characterization and magnetic susceptibility \chi measurements versus temperature T of the heavy fermion transition metal oxide LiV_{2}O_{4} are reported in detail. The intrinsic \chi(T) shows a nearly T-independent…

Strongly Correlated Electrons · Physics 2010-11-12 S. Kondo , D. C. Johnston , L. L. Miller

Here, we provide a detailed study of the crystal structure and physical properties of the recently discovered vdW ferromagnet FePd$_2$Te$_2$. We find this compound has a relatively wide width of formation, and grow single crystals with…

Strongly Correlated Electrons · Physics 2025-11-25 Rafaela F. S. Penacchio , Siham Mohamed , Sérgio L. Morelhão , Sergey L. Bud'ko , Paul C. Canfield , Tyler J. Slade

We report on synthesis, crystal structure, magnetic, thermodynamic and transport properties of the new compound YbPd$_2$In, crystallizing as a Heusler structure type. A trivalent state of the rare earth was determined by fitting the…

Strongly Correlated Electrons · Physics 2018-06-28 F. Gastaldo , S. Gabani , A. Džubinská , M. Reiffers , G. Pristáš , I. Čurlík , P. Skyba , M. Clovecko , F. Vavrek , J. G. Sereni , M. Giovannini