21 citations · 106 across the 20 of their papers we have counts for
20 papers
Unconventional Superconductivity in the Chiral Topological Semimetal Ag2Pd3S
Roshan Kumar Kushwaha, Dibyendu Samanta, Sudarshan Sharma +15
Chiral crystals provide a unique setting where broken inversion symmetry, strong spin-orbit coupling, and electronic topology intertwine, yet superconductivity in intrinsically chi…
Conventional superconductivity in single-crystalline BiPt
S. Sharma, M. Pula, Sajilesh K. P. +10
Binary Bi-Pd/Pt systems have attracted a lot of interest because of their topologically non-trivial nature along with superconductivity. We report the structural and superconductin…
Structure and magnetism of MnGe thin films grown with a nonmagnetic CrSi template
B. D. MacNeil, J. S. R. McCoombs, D. Kalliecharan +7
We report a method to grow B20 MnGe thin films using molecular-beam epitaxy, which employs an ultrathin CrSi template layer on Si(111). This layer is expected to be nonmagnetic, in…
Magnetism of kagome metals studied by SR
Yipeng Cai, Sungwon Yoon, Qi Sheng +17
We study the magnetic properties of the metallic kagome system by a combination of Muon Spin Relaxation (…
Ground-states of the Shastry-Sutherland Lattice Materials GdBeGeO and DyBeGeO
M. Pula, S. Sharma, J. Gautreau +3
The recent realization that the rare-earth melilites REBeGeO host the Shastry-Sutherland lattice within planes of RE ions has sparked a number of studies. This f…
Topology meets time-reversal symmetry breaking in FeSeTe superconductor
M. Roppongi, Y. Cai, K. Ogawa +21
Time-reversal symmetry breaking (TRSB) in magnetic topological insulators induces a Dirac gap in the topological surface state (TSS), leading to exotic phenomena such as the quantu…
Fractionalized Magnetization Plateaus in the Shastry-Sutherland Lattice Material ErBeGeO
M. Pula, S. Sharma, J. Gautreau +6
The experimental study of magnetism on the Shastry-Sutherland lattice has been ongoing for more than two decades, following the discovery of the first Shastry-Sutherland lattice ma…
A Candidate for the Quantum Spin Liquid Ground-State in the Shastry-Sutherland Lattice Material YbBeGeO
M. Pula, S. Sharma, J. Gautreau +8
The quasi-2D Shastry-Sutherland model has remained topical in the field of condensed matter physics for the last two decades, following the experimental realization of the model in…
Evidence for conventional superconductivity in BiPdPt and prediction of topological superconductivity in disorder-free -BiPd
S. Sharma, A. D. S. Richards, Sajilesh K. P. +13
We present comprehensive investigations into the structural, superconducting, and topological properties of BiPdPt. Magnetization and heat capacity measurements performed on po…
Broken time-reversal symmetry in a new non-centrosymmetric superconductor Re8NbTa
R. K. Kushwaha, Arushi, S. Sharma +8
Re-based superconductors provide a rich platform for the study of unconventional superconductivity. We have investigated the superconducting properties of ReNbTa, a new nonce…
Giant anomalous Hall effect in epitaxial MnGe films with a cubic kagome structure
J. S. R. McCoombs, B. D. MacNeil, V. Askarpour +8
We report on the first example of epitaxial MnGe thin films with a cubic structure. The films are found to exhibit frustrated ferromagnetism with an average magnet…
Fragile superconductivity in a Dirac metal
Chris J. Lygouras, Junyi Zhang, Jonah Gautreau +19
Studying superconductivity in Dirac semimetals is an important step in understanding quantum matter with topologically non-trivial order parameters. We report on the properties of…
Superconducting ground state study of valence skip compound AgSnSe
A. Kataria, Arushi, S. Sharma +8
The valence-skipped superconductors are natural candidates for unconventional superconductivity, as they can exhibit a negative effective, attractive interaction for electron-pairi…
Evidence for non-unitary triplet-pairing superconductivity in noncentrosymmetric TaRuSi and comparison with isostructural TaReSi
S. Sharma, Sajilesh K. P., A. D. S. Richards +11
We have studied the superconducting properties of the isostructural ternary noncentrosymmetric superconductors TaXSi (X = Re, Ru) with the help of muon spin rotation/relaxation ($μ…
Three-Dimensional Neutron Far-Field Tomography of a Bulk Skyrmion Lattice
M. E. Henderson, B. Heacock, M. Bleuel +10
Skyrmions are topologically-protected spin textures thought to nucleate and annihilate on points of vanishing magnetization, called Bloch points. However, owing to a lack of bulk t…
Synthesis, physical and magnetic properties of CuAlCrS: a new Cr-based breathing pyrochlore
S. Sharma, M. Pocrnic, B. N. Richtik +10
We present the synthesis and physical properties of a new breathing pyrochlore magnet CuAlCrS with the help of synchrotron x-ray diffraction (XRD), magnetization under ambi…
Skyrmion Alignment and Pinning Effects in a Disordered Multi-Phase Skyrmion Material Co8Zn8Mn4
M. E. Henderson, M. Bleuel, J. Beare +10
Underlying disorder in skyrmion materials may both inhibit and facilitate skyrmion reorientations and changes in topology. The identification of these disorder-induced topologicall…
An investigation of type-I superconductivity in single crystal of Pb2Pd
Arushi, K. Motla, A. Kataria +6
We have investigated the superconducting properties in a single crystal of a new superconductor PbPd via various techniques including magnetization, AC transport, transverse…
Fully gapped superconductivity in centrosymmetric and non-centrosymmetric Re-B compounds probed with SR
S. Sharma, Arushi, K. Motla +7
We present a comprehensive study on superconducting properties of ReB and ReB through specific heat, magnetic susceptibility, resistivity, and transverse and zero-field…
Characterization of a Disordered Above Room Temperature Skyrmion Material Co8Zn8Mn4
M. E. Henderson, J. Beare, S. Sharma +11
Topologically non trivial spin textures host great promise for future spintronic applications. Skyrmions in particular are of burgeoning interest owing to their nanometric size, to…