44 citations · 151 across the 14 of their papers we have counts for
14 papers
Superconductivity in Se-doped new materials EuSr2Bi2S4F4 and Eu2SrBi2S4F4
Zeba Haque, Gohil S. Thakur, Rainer Pöttgen +5
From our powder x ray diffraction pattern, electrical transport and magnetic studies we report the effect of isovalent Se substitution at S sites in the newly discovered systems Eu…
Unusual mixed valence of Eu in two new materials EuSr2Bi2S4F4 and Eu2SrBi2S4F4: Mössbauer and X-ray photoemission Spectroscopy investigations
Zeba Haque, Gohil Singh Thakur, Rangasamy Parthasarathy +9
We have synthesized two new Eu-based compounds, EuSr2Bi2S4F4 and Eu2SrBi2S4F4 which are derivatives of Eu3Bi2S4F4, an intrinsic superconductor with Tc = 1.5 K. They belong to a tet…
Magnetic structures of rare earth intermetallic compounds RCuAs (R = Pr, Nd, Tb, Dy, Ho, and Yb)
Y. Zhao, J. W. Lynn, Gohil S. Thakur +3
Neutron scattering studies have been carried out on polycrystalline samples of a series of rare earth intermetallic compounds RCuAs (R = Pr, Nd, Dy, Tb, Ho and Yb) as a functio…
Investigation of Arrott plot and magnetocaloric effect in the complex CaMn7O12 perovskite
Parul Jain, Babita Ingale, Gyaneshwar Sharma +3
Detailed magnetic studies including magneto-caloric measurements on magnetic multiferroic quadruple perovskite CaMn7O12 are presented. Based on the collective response of Arrott pl…
Coexistence of superconductivity and itinerant ferromagnetism in Sr0.5Ce0.5FBiS2-xSex (x = 0.5 and 1.0), the first non-U material with Tc < TFM
Gohil S. Thakur, G. Fuchs, K. Nenkov +4
We have carried out detailed magnetic and transport studies of the new Sr0.5Ce0.5FBiS2-xSex (x = 0.5, 1) superconductors derived by doping Se in Sr0.5Ce0.5FBiS2. Se-doping produces…
Structural and magnetic properties of a new and ordered quaternary alloy MnNiCuSb (SG: F-43m)
Zeba Haque, Gohil S. Thakur, Somnath Ghara +3
We have synthesized a new crystallographically ordered quaternary Heusler alloy, MnNiCuSb. The crystal structure of the alloy has been determined by Rietveld refinement of the powd…
Upper critical field, critical current density and activation energy of the new La1-xSmxOF0.5BiS2 (x = 0.2, 0.8) superconductor
G. Kalai Selvan, G. S. Thakur, K. Manikandan +5
Critical current density (Jc), thermal activation energy (U0), and upper critical field (Hc2) of La1-xSmxO0.5F0.5BiS2 (x = 0.2, 0.8) superconductors are investigated from magnetic…
Superconductivity in La1-xSmxO0.5F0.5BiS2 (x = 0.2, 0.8) under hydrostatic pressure
G. Kalai Selvan, Gohil Thakur, K. Manikandan +5
We have investigated the pressure effect on the newly discovered samarium doped La1-xSmxO0.5F0.5BiS2 superconductors. More than threefold increase in Tc (10.3 K) is observed with e…
Pressure enhanced superconductivity at 10 K in La doped EuBiS2F
Gohil S. Thakur, Rajveer Jha, Zeba Haque +3
Polycrystalline Eu0.5La0.5BiS2F was synthesized by solid state reaction which crystallizes in the tetragonal CeOBiS2 structure (P4/nmm). We report here enhancement of Tc to 2.2 K i…
CuFeAs: A New Member in the 111-Family of Iron-Pnictides
Gohil S Thakur, Zeba Haque, L C Gupta +1
We have synthesized CuFeAs, a new iron-pnictide compound with a layered tetragonal Cu2Sb type structure (space group P4/nmm: a = b = 3.7442(2) Å and c = 5.8925(4) Å) that is identi…
Synthesis and properties of SmO0.5F0.5BiS2 and enhancement in Tc in La1-ySmyO0.5F0.5BiS2
Gohil S. Thakur, G. Kalai Selvan, Zeba Haque +4
Crystal structure and properties of a new member of oxy-bismuth-sulfide SmO1-xFxBiS2 are reported here. The compounds SmO1-xFxBiS2 (x = 0.0 and 0.5) are found to be isostructural w…
High spin polarization and the origin of unique ferromagnetic ground state in CuFeSb
Anshu Sirohi, Chandan K. Singh, Gohil S. Thakur +9
CuFeSb is isostructural to the ferro-pnictide and chalcogenide superconductors and it is one of the few materials in the family that are known to stabilize in a ferromagnetic groun…
Si-induced superconductivity and structural transformations in DyRh4B4
A. Köhler, G. Behr, G. Fuchs +2
DyRh4B4 has been known to crystallize in the primitive tetragonal (pt)-structure and to exhibit a ferromagnetic transition at 12 K, the highest magnetic transition temperature in t…
Magnetic Transition in the Kondo Lattice System CeRhSn2
Z. Hossain, L. C. Gupta, C. Geibel
Our resistivity, magnetoresistance, magnetization and specific heat data provide unambiguous evidence that CeRhSn2 is a Kondo lattice system which undergoes magnetic transition bel…