6 papers · 1 filter
Bulk Superconductivity below 6K in PdBi2Te3 topological single crystal
M. M. Sharma, Lina Sang, Poonam Rani +2
We study the structural and bulk superconducting properties of self flux grown PdBi2Te3 single crystal. Phase purity of as grown crystal is confirmed by Rietveld refinement of gent…
Superconductivity below 2.5K in Nb0.25Bi2Se3 topological insulator single crystal
M. M. Sharma, P. Rani, Lina Sang +2
We report crystal growth and below 2.5K superconductivity of Nb0.25Bi2Se3. These crystals are grown by self flux method. The X-ray diffraction (XRD) pattern of as grown crystal fla…
Ultrafast Spectroscopy of Bi2Se3 Topological Insulator
P. Sharma, D. Sharma, N. Vashistha +4
We investigate the ultrafast transient absorption spectrum of Bi2Se3 topological insulator. Bi2Se3 single crystal is grown through conventional solid-state reaction routevia self-f…
Hikami-Larkin-Nagaoka (HLN) Fitting of Magneto Transport of Bi2Se3 Single Crystal in Different Magnetic Field Ranges
Deepak Sharma, P. Rani, P. K. Maheshwari +5
We report the detailed study of structural micro-structuraland high magnetic field magneto transport propertiesof Bi2Se3single crystal. Bi2Se3 single crystal is grown through conve…
Crystal Growth and basic transport and magnetic properties of MnBi2Te4
Poonam Rani, Ankush Saxena, Rabia Sultana +4
We report successful growth of magnetic topological insulator (MTI) MnBi2Te4. The heating schedule basically deals with growth of the crystal from melt at 900C and very slow coolin…
Investigation of fundamental and higher harmonic AC magnetic susceptibility of FeSe0.5Te0.5 Superconductor
A. Pal, P. Rani, A. K. Hafiz +1
We present the complex harmonic magnetic susceptibilities of the FeSeTe polycrystalline superconducting sample. The ac magnetic susceptibility is measured as a function of various…