R. Dhaka

activity

20042026

most citedDirect observation of the spin texture in strongly correlated SmB6 as evidence of the topological Kondo insulator

224 citations · 1.5k across the 54 of their papers we have counts for

collaborators

Showing cond-mat.str-elShow all

13 papers · 1 filter

cond-mat.str-el2026

Raman spectroscopic signature of Kitaev magnetism and complex spin-lattice coupling in S = 1/2 antiferromagnet SrLaCoNbO $_{6}$ double perovskite

Ajay Kumar, Clemens Ulrich, Rajendra S. Dhaka

We report a detailed analysis of temperature-dependent Raman spectroscopy and Co $K$ -edge extended x-ray absorption fine structure (EXAFS) for a pseudospin- $S ~ = 1/2$ insulati…

cond-mat.str-el2023

Effect of the growth orientation on the physical properties of Sr $_{2}$ CoNbO $_{6}$ thin films

Ajay Kumar, Ramcharan Meena, M. Miryala +2

We study the effect of the growth orientation on the structural, electronic, and hence transport properties of Sr $_{2}$ CoNbO $_{6}$ thin films grown on the orthorhombic NGO(100) and cub…

cond-mat.str-el2022★ 21 cited

Probing the electronic and local structure of Sr $_{2 - x}$ La $_{x}$ CoNbO $_{6}$ using near-edge and extended x-ray absorption fine structures

Ajay Kumar, Rishabh Shukla, Ravi Kumar +3

We report the electronic and local structural investigation of double pervoskites Sr $_{2 - x}$ La $_{x}$ CoNbO $_{6}$ ( $x =$ 0--1) using x-ray absorption near edge structure (XANES) and exten…

cond-mat.str-el2020★ 11 cited

Magneto-transport and Berry phase in magnetically doped Bi $_{0.97 - x}$ Sb $_{0.03}$ single crystals

V. K. Maurya, Manju Mishra Patidar, Anita Dhaka +3

We report large magnetoresistance (MR) and Shubnikov-de Haas (SdH) oscillations in single crystals of magnetically (M= Ni and Fe) doped M $_{x}$ Bi $_{0.97 - x}$ Sb $_{0.03}$ ( $x =$ 0, 0.02)…

cond-mat.str-el2019

Achieving high figure-of-merit in Nb-doped Na $_{0.74}$ CoO $_{2}$ compound at high temperature region

Arzena Khatun, Shamim Sk, Jayashree Pati +2

We report the thermoelectric (TE) properties of Na $_{0.74}$ Co $_{0.95}$ Nb $_{0.05}$ O $_{2}$ in the temperature range $300 - 1200$ K, as a potential candidate for p-type thermoelectric m…

cond-mat.str-el2019★ 20 cited

Spin dynamics and unconventional magnetism in insulating La $_{(1 - 2 x)}$ Sr $_{2 x}$ Co $_{(1 - x)}$ Nb $_{x}$ O $_{3}$

Rishabh Shukla, Anil Jain, M. Miryala +4

We study the structural, magnetic, transport and electronic properties of LaCoO $_{3}$ with Sr/Nb co-substitution, i.e., La $_{(1 - 2 x)}$ Sr $_{2 x}$ Co $_{(1 - x)}$ Nb $_{x}$ O $_{3}$ using x-ray an…

Raman spectroscopic signature of Kitaev magnetism and complex spin-lattice coupling in S = 1/2 antiferromagnet SrLaCoNbO6​ double perovskite

Effect of the growth orientation on the physical properties of Sr2​CoNbO6​ thin films

Probing the electronic and local structure of Sr2−x​Lax​CoNbO6​ using near-edge and extended x-ray absorption fine structures

Magneto-transport and Berry phase in magnetically doped Bi0.97−x​Sb0.03​ single crystals

Achieving high figure-of-merit in Nb-doped Na0.74​CoO2​ compound at high temperature region