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Related papers: Structural evolution of MnTi0.8Ru0.2O3

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We present experimental evidence for small-moment magnetism below the ferromagnetic transition temperature (T_c3 = 183 K) in the quasi-one-dimensional metal BaIrO_3. Further, we identify rearrangement of the local magnetic moment…

Strongly Correlated Electrons · Physics 2009-11-11 M. L. Brooks , S. J. Blundell , T. Lancaster , W. Hayes , F. L. Pratt , P. P. C. Frampton , P. D. Battle

Sm{0.5-x}Pr{x}Sr{0.5}MnO{3} exhibits variety of ground states as x is varied from 0 to 0.5. At an intermediate doping of x = 0.3 a charge-ordered CE type antiferromagnetic insulating (AFI) ground state is seen. The transition to this ground…

Strongly Correlated Electrons · Physics 2009-11-13 K. R. Priolkar , Vishwajeet Kulkarni P. R. Sarode , S. Emura

The static magnetic and dynamic properties of the compound (NH3)2(CH2)3CoCl4 are investigated in the temperature interval 0.5-50 K. It is shown that at TN =2.05 K this compound undergoes a transition to a magnetically ordered…

Materials Science · Physics 2009-11-11 A. S. Cherny , K. G. Dergachev , M. I. Kobets , E. N. Khatsko

Magnetic properties of polycrystalline CaMn1-xRuxO3 (x = 0 - 0.5) samples were investigated in the temperature range 4.2 - 250 K, under external magnetic field up to 15 kOe and under hydrostatic pressure up to 12 kbar. Transport properties…

Strongly Correlated Electrons · Physics 2009-11-11 V. Markovich , M. Auslender , I. Fita , R. Puzniak , C. Martin , A. Wisniewski , A. Maignan , B. Raveau , G. Gorodetsky

Here we report the structural, electrical and magnetic properties of Fe doped La0.7Ca0.3Mn1-xFexO3 with x = 0.0 to 1.0 prepared by conventional solid state reaction method. Simulated data on XRD shows an increase in volume with an increase…

Strongly Correlated Electrons · Physics 2012-01-23 Neeraj Kumar , H. Kishan , V. P. S. Awana

In this work, the structural and transport properties of (Nd0.7-xLax)Sr0.3MnO3 manganites with x = 0, 0.1 and 0.2 prepared by solid state reaction route are studied. These compounds are found to be crystallized in orthorhombic structural…

Materials Science · Physics 2012-02-08 Sudarshan Vadnala , Saket Asthana , Prem Pal , S. Srinath

Single crystals of Nd$_2$O$_3$ were grown and characterized using neutron scattering and thermodynamic measurements. Nd$_2$O$_3$ has long-range antiferromagnetic order below $T_{\rm N}$ = 0.55 K and specific heat measurements have…

Strongly Correlated Electrons · Physics 2020-08-25 Binod K. Rai , A. D. Christianson , G. Sala , M. B. Stone , Y. Liu , A. F. May

The effects of sintering temperature (Ts) and chemical substitution on the structural and magnetic properties of manganite compounds La1-xSrxMn1-yFeyO3 (0.025 <= x <= 0.7; y= 0.01,0.15) are explored in a search to optimize their…

Materials Science · Physics 2024-04-30 N. Brahiti , M. Balli , M. Abbasi Eskandari , A. El Boukili , P. Fournier

The structural and magnetic properties of BaMn2Si2O7 have been investigated. The magnetic susceptibility and specific heat, measured using single crystals, suggest that the quasi-one-dimensional magnetism originating from the loosely…

Materials Science · Physics 2015-06-17 J. Ma , C. D. Dela Cruz , T. Hong , W. Tian , A. A. Aczel , Songxue Chi , J. -Q. Yan , Z. L. Dun , H. D. Zhou , M. Matsuda

Complex magneto structural behaviour of rare rich intermetallic Tb$_3$Co is reported in this study. Below the 84K (T$_N$), it undergoes a first order magnetic transition 72K confirmed from specific heat and magnetization measurements.…

Materials Science · Physics 2019-08-23 Srikanta Goswami , P. D. Babu , R. Rawat

The compound, Sr3NiPtO6, belonging to a K4CdCl6-type rhombohedral structure, has been reported not to exhibit magnetic ordering at least down to 1.8 K, despite a relatively large value of paramagnetic Curie temperature. This is attributable…

Strongly Correlated Electrons · Physics 2009-06-29 S. Narayana Jammalamadaka , Niharika Mohapatra , Karthik K Iyer , E. V. Sampathkumaran

The results of dc magnetization, electrical and magnetoresistance and heat capacity measurements (2-300 K) on Tb7Rh3, crystallizing in Th7Fe3-type hexagonal structure, are reported. In this compound, magnetic ordering sets in around 90 K…

Strongly Correlated Electrons · Physics 2022-04-26 Kausik Sengupta , Kartik K Iyer , E. V. Sampathkumaran

8~nm epsilon-Fe2O3 nanoparticles exhibit a spin reorientation transition that begins at 150 K which is a hallmark of this unique iron-oxide polymorph. We find that the change from the high to low temperature magnetic structures has been…

Mesoscale and Nanoscale Physics · Physics 2019-10-02 Richard Jones , Rachel Nickel , Palash K. Manna , J. Hilman , Johan van Lierop

LiCu$_3$O$_3$ is a novel 2D S=1/2 antiferromagnet with randomly depleted square lattice. The crystal structure contains two types of square planes with different Cu$^{2+}\rightarrow$ Li$^{+}$ substitution rates (20% and 40%). $^7$Li NMR and…

Strongly Correlated Electrons · Physics 2024-09-09 A. A. Bush , S. K. Gotovko , V. Yu. Ivanov , V. I. Kozlov , E. G. Nikolaev , L. E. Svistov

We present a study of the magnetic properties of the electron doped manganites Ca1-xYxMnO3 (for 0<=x<=0.25) in the paramagnetic regime. For the less doped samples (x<=0.1) the magnetic susceptibility, c(T), follows a Curie-Weiss (CW) law…

Strongly Correlated Electrons · Physics 2009-11-07 H. Aliaga , M. T. Causa , M. Tovar , A. Butera , B. Alascio , D. Vega , G. Leyva , G. Polla , P. Konig

We investigated magnetic and magnetocaloric properties in Sm1-xSrxMnO3 (x = 0.30-0.5). We report a magnetic field driven first-order metamagnetic transition in the paramagnetic state in x = 0.4 and 0.5 and a second-order transition in x =…

Materials Science · Physics 2009-11-13 A. Rebello , R. Mahendiran

Low-temperature electronic states in SrRu_{1-x}Mn_xO_3 for x <= 0.6 have been investigated by means of specific-heat C_p measurements. We have found that a jump anomaly observed in C_p at the ferromagnetic (FM) transition temperature for…

Strongly Correlated Electrons · Physics 2010-02-19 A. Yamaji , M. Yokoyama , Y. Nishihara , Y. Narumi , K. Kindo

Mn-doped SrTiO_3.0, when synthesized free of impurities, is a paramagnetic insulator with interesting dielectric properties. Since delocalized charge carriers are known to promote ferromagnetism in a large number of systems via diverse…

Materials Science · Physics 2013-10-08 D. Choudhury , B. Pal , A. Sharma , S. V. Bhat , D. D. Sarma

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 present a study of the thickness dependence of magnetism and electrical conductivity in ultra thin La0.67Sr0.33MnO3 films grown on SrTiO3 (110) substrates. We found a critical thickness of 10 unit cells below which the conductivity of…