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Related papers: Exotic Nd 4f electron magnetism in Nd2RhSi3

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Among the members of the series R2PdSi3 (R= Rare-earths), the magnetic behavior of the Nd compound is interesting in some respects. This compound is considered to order ferromagnetically (below 16 K), unlike other members of this series…

Strongly Correlated Electrons · Physics 2015-06-03 K. Mukherjee , Tathamay Basu , Kartik K. Iyer , E. V. Sampathkumaran

In the series R2PdSi3, Nd2PdSi3 is an anomalous compound in the sense that it exhibits ferromagnetic order unlike other members in this family. The magnetic ordering temperature is also unusually high compared to the expected value for a…

Dc and ac-magnetic susceptibility ($\chi$), specific heat ($C_\mathrm{P}$), electrical resistivity ($\rho$) and magnetoresistance measurements performed on the new polycrystalline compound $\mathrm{Gd_2AgSi_3}$, crystallizing in the…

Materials Science · Physics 2021-05-05 Baidyanath Sahu

We have carried out dc magnetization (M), heat-capacity (C) and dielectric studies down to 2K for the compound GdCrTiO5, crystallizing in orthorhombic Pbam structure, in which well-known multiferroics RMn2O5 (R= Rare-earths) form. The…

Materials Science · Physics 2016-01-20 Tathamay Basu , Kiran Singh , Smita Gohil , Shankar Ghosh , E. V. Sampathkumaran

We investigate the effect of alloying at the 3d transition metal site of a rare-earth-transition metal oxide, by considering NdFe0.5Cr0.5O3 alloy with two equal and random distribution of 3d ions, Cr and Fe, interacting with an early 4f…

The rare-earth based ternary intermetallic compounds $R_2TX_3$ ($R$ = rare-earth, $T$ = transition-metal, $X$ = Si, Ge, Ga, In) have attracted considerable interest due to a wide range of interesting low temperature properties. Here we…

Strongly Correlated Electrons · Physics 2019-10-25 M. Smidman , C. Ritter , D. T. Adroja , S. Rayaprol , T. Basu , E. V. Sampathkumaran , A. D. Hillier

We present the results of magnetic measurements on Nd6Co(1.67)Si3, a compound recently reported to crystallize in a hexagonal structure (space group P6_3/m) and to undergo long range magnetic ordering below 84 K. The results reveal that the…

Strongly Correlated Electrons · Physics 2009-11-13 Niharika Mohapatra , S. Narayana Jammalamadaka , Sitikantha D. Das , E. V. Sampathkumaran

The evolution of the magnetic ordering temperature of the 4d3 perovskites RTcO3 (R=Ca,Sr,Ba) and its relation with its electronic and structural properties has been studied by means of hybrid density functional theory and Monte Carlo…

Strongly Correlated Electrons · Physics 2015-05-27 C. Franchini , T. Archer , J. He , X. -Q. Chen , A. Filippetti , S. Sanvito

We report experimental and theoretical studies of magnetic and related properties of ErRuSi compound. Various experimental techniques such as neutron diffraction, magnetization, magneto-thermal, magneto-transport, optical have been used to…

Strongly Correlated Electrons · Physics 2019-09-19 Sachin Gupta , A. Das , K. G. Suresh , A. Hoser , Yu. V. Knyazev , Yu. I. Kuz'min , A. V. Lukoyanov

Using Raman scattering spectroscopy, we uncover a complex magnetic behavior of Nd$_2$Ir$_2$O$_7$ , which stands out among magnetic pyrochlores by the lowest temperature of the all-in-all-out (AIAO) Ir moments ordering…

We report the results of magnetic, heat-capacity, electrical and magnetoresistance measurements on Ho4RhAl and Er4RhAl, characterized by 3 sites for rare-earths (R). Antiferromagnetic ordering sets in at (T_N =) about 8.8 and 4.0 K…

Strongly Correlated Electrons · Physics 2021-08-18 Ram Kumar , E. V. Sampathkumaran

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

A classical spin model derived ab initio for rare-earth-based permanent magnet compounds is presented. Our target compound, NdFe$_{12}$N, is a material that goes beyond today's champion magnet compound Nd$_{2}$Fe$_{14}$B in its intrinsic…

Materials Science · Physics 2016-09-26 Munehisa Matsumoto , Hisazumi Akai , Yosuke Harashima , Shotaro Doi , Takashi Miyake

We report temperature (T) dependence of dc magnetization, electrical resistivity (rho(T)), and heat-capacity of rare-earth (R) compounds, Gd3RuSn6 and Tb3RuSn6, which are found to crystallize in the Yb3CoSn6-type orthorhombic structure…

Strongly Correlated Electrons · Physics 2017-06-28 Sanjay K Upadhyay , Kartik K Iyer , E. V. Sampathkumaran

We report an unusual temperature (T) dependent electrical resistivity($\rho$) behavior in a class of ternary intermetallic compounds of the type RCuAs$_2$ (R= Rare-earths). For some rare-earths (Sm, Gd, Tb and Dy) with negligible…

Strongly Correlated Electrons · Physics 2009-11-10 E. V. Sampathkumaran , Kausik Sengupta , S. Rayaprol , Kartik K. Iyer , Th. Doert , J. P. F. Jemetio

We report temperature dependent ac susceptibility ($\chi$) measurements on a high quality single crystal of Tb$_2$PdSi$_3$, crystallizing in a AlB$_2$-derived hexagonal structure. This compound is found to exhibit features attributable to…

Strongly Correlated Electrons · Physics 2007-05-23 P. L. Paulose , E. V. Sampathkumaran , H. Bitterlich , G. Behr , W. Loser

We present magnetic susceptibility, heat capacity, and neutron diffraction measurements of polycrystalline Nd2Ru2O7 down to 0.4 K. Three anomalies in the magnetic susceptibility measurements at 146, 21 and 1.8 K are associated with an…

Strongly Correlated Electrons · Physics 2018-07-31 S. T. Ku , Dinesh Kumar , M. R. Lees , W-T. Lee , R. Aldus , A. Studer , P. Imperia , S. Asai , T. Masuda , S. W. Chen , J. M. Chen , L. J. Chang

The results of dc magnetization, heat capacity, electrical resistivity (rho) and magnetoresistance measurements are reported in detail for the compounds, RCuAs2 for R= Pr, Nd, Sm, Gd, Tb, Dy, Ho, and Er, crystallizing in HfCuSi2-type…

Materials Science · Physics 2009-11-10 Kausik Sengupta , S. Rayaprol , E. V. Sampathkumaran , Th. Doert , J. P. F. Jemetio

The crystal structure and magnetic ordering pattern of PdAs2O6 were investigated by neutron powder diffraction. While the magnetic structure of PdAs2O6 is identical to the one of its isostructural 3d-homologue NiAs2O6, its N\'{e}el…

Strongly Correlated Electrons · Physics 2015-06-04 M. Reehuis , T. Saha-Dasgupta , D. Orosel , J. Nuss , B. Rahaman , B. Keimer , O. K. Andersen , M. Jansen

The magnetic behavior of the compound, Gd3Ru4Al12, which has been reported to crystallize in a hexagonal structure about two decades ago, had not been investigated in the past literature despite interesting structural features (that is,…

Strongly Correlated Electrons · Physics 2016-06-22 Venkatesh Chandragiri , Kartik K Iyer , E. V. Sampathkumaran
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