998 citations · 1k across the 16 of their papers we have counts for
19 papers
Superconductivity in structurally complex -Phase Re-X (X = V, Nb, Ta) and a derived medium-entropy alloys
Pavan Kumar Meena, Tomasz Klimczuk
The structurally complex tetragonal sigma ()-phase provides a unique platform for investigating the interplay between chemical disorder, electronic structure, and superconductiv…
Strong-coupling multigap superconductivity in the Heusler compound ScAuAl
Jozef Kačmarčík, Zuzana Pribulová, Yevhen Petrenko +9
ScAuAl is the Heusler superconductor with the highest reported transition temperature, Tc, close to 5 K. Here, we combine high-resolution ac calorimetry and electrical-transpor…
Type-I superconductivity in a quasi-2D topologically nontrivial YbBi
Karolina Górnicka, Sudip Malick, Joanna Bławat +13
Intrinsic superconductivity in stoichiometric materials with nontrivial electronic topology remains uncommon, limiting opportunities to investigate how these two phenomena coexist…
AC calorimetric study of magneto-quantum oscillations in anisotropic multiband VGa superconductor
Yevhen V. Petrenko, Jozef Kačmarčík, Tomáš Samuely +7
Unlike de Haas--van Alphen measurements, heat-capacity magneto-quantum oscillations directly probe the oscillatory bulk quasiparticle density of states. Here, we report the observa…
Band-Selective Tunneling and Anisotropic Multiband Superconductivity in VGa
Jozef Haniš, Jozef Kačmarčík, Filip Košuth +7
Multiband superconductors with structural anisotropy offer a fertile ground for exploring unconventional quantum states, yet disentangling their directional pairing characteristics…
Two-Gate Extensions of Free Axis and Free Quaternion Selection for Sequential Optimization of Parameterized Quantum Circuits
Joona V. Pankkonen
We propose two-gate extensions of the sequential single-qubit optimizers, Free Axis Selection (Fraxis) and Free Quaternion Selection (FQS), termed Two-Gate Fraxis (TGF) and Two-Gat…
Possible Proximity to Ferromagnetism in the VGa Superconductor
Szymon Królak, Xudong Huai, Wiktoria Jarosz +6
Superconductivity and ferromagnetism are generally competing ground states in -electron systems, making their interplay of fundamental interest. We report a comprehensive study…
YRuB -- a kagome lattice superconductor
Michał J. Winiarski, Dominik Walczak, Szymon Królak +3
We report the synthesis and physical properties of a polycrystalline, hexagonal boride YRuB. Our resistivity and heat capacity measurements indicate that YRuB is a…
Quantum oscillations and transport properties of layered single-crystal SrCuAs
Sudip Malick, Michał J. Winiarski, Joanna Bławat +3
We report a systematic investigation of the physical properties and Fermi-surface topology of layered single-crystal \ce{SrCu4As2} using electrical transport, magnetotransport, and…
Oxygen-isotope effect on density wave transitions in LaNiO
Rustem Khasanov, Vahid Sazgari, Igor Plokhikh +11
TThe isotope effect is a powerful probe of electron-phonon interactions in solid-state systems, offering key insights into how atomic mass influences emergent quantum states. Here,…
Kondo-like behavior in a mixed valent oxypnictide
Szymon Królak, Michał J. Winiarski, Duygu Yazici +2
We have synthesized and characterized the physical properties of a layered, mixed valent oxypnictide via magnetization, electrical resistivity, an…
Effect of Pressure and Oxygen-Isotope Substitution on Density-Wave Transitions in LaNiO
Rustem Khasanov, Vahid Sazgari, Thomas J. Hicken +15
Understanding the interplay between magnetism and superconductivity in nickelate systems is a key objective in condensed matter physics. Here, we present a systematic muon-spin rot…
Atomically Modulating Competing Exchange Interactions in Centrosymmetric Skyrmion Hosts GdRu2X2 (X = Si, Ge)
Dasuni N. Rathnaweera, Xudong Huai, K. Ramesh Kumar +7
Magnetic skyrmions are topologically protected spin states enabling high-density, low-power spin electronics. Despite growing efforts to find new skyrmion host systems, the microsc…
Magnetism in EuAlSi and the Eu1-xSrxAlSi Solid Solution
Dorota I. Walicka, Olivier Blacque, Karolina Gornicka +3
The magnetic properties of EuAlSi, a compound comprising a honeycomb lattice of Al and Si atoms and a triangular lattice of Eu atoms, are presented. Moreover, we have prepared the…
Anisotropic, multiband, and strong-coupling superconductivity of the Pb0.64Bi0.36 alloy
Sylwia Gutowska, Karolina Górnicka, Paweł Wójcik +2
This paper presents theoretical and experimental studies on the superconductivity of PbBi alloy, which is a prototype of strongly coupled superconductors and ex…
Superconductivity in ternary MgPdAs
Hanna Świątek, Sylwia Gutowska, Michał J. Winiarski +2
We report the synthesis and characterization of a new compound MgPdAs, which was found to be a superconductor with ~K. Powder X-ray diffraction confirms the U…
Large magnetoresistance and first-order phase transition in antiferromagnetic single-crystalline EuAgSb
Sudip Malick, Hanna Świątek, Joanna Bławat +2
We present the results of a thorough investigation of the physical properties of EuAgSb single crystals using magnetization, heat capacity, and electrical resistivity measu…
Nodal fermions in a strongly spin-orbit coupled frustrated pyrochlore superconductor
Dongjin Oh, Junha Kang, Yuting Qian +11
The pyrochlore lattice, a three-dimensional network of corner-sharing tetrahedra, is a promising material playground for correlated topological phases arising from the interplay be…
Superconductivity in Cu_xTiSe_2
E. Morosan, H. W. Zandbergen, B. S. Dennis +6
Charge density waves (CDWs) are periodic modulations of the conduction electron density in solids. They are collective states that arise from intrinsic instabilities often present…