581 citations · 3.3k across the 41 of their papers we have counts for
41 papers
Enabling the Ambient Pressure Growth of ScB2 Crystals for AlGaN Power Electronics
Satya K. Kushwaha, Ahamed Raihan, Astrid D. Kengne +19
Here we report the growth of single crystalline ScB2, an ultrahigh-temperature ceramic, at ambient pressure in a laser-heated Optical Floating Zone via the travelling solvent metho…
Vortex-parity-controlled diode effect in Corbino topological Josephson junctions
Joon Young Park, Thomas Werkmeister, Jonathan Zauberman +11
Nonreciprocal supercurrents in Josephson junctions have recently emerged as a sensitive tool for investigating broken symmetries in superconducting quantum materials. Here, we repo…
Surface-dominant transport in Weyl semimetal NbAs nanowires for next-generation interconnects
Yeryun Cheon, Mehrdad T. Kiani, Yi-Hsin Tu +20
Ongoing demands for smaller and more energy efficient electronic devices necessitate alternative interconnect materials with lower electrical resistivity at reduced dimensions. Des…
The Reverse Quantum Limit: Implications for Unconventional Quantum Oscillations in YbB
Christopher A. Mizzi, Satya K. Kushwaha, Priscila F. S. Rosa +6
Beyond the quantum limit, many-body effects are expected to induce unusual electronic phase transitions. Materials possessing metallic ground states with strong interactions betwee…
Colossal magnetoresistance in a nonsymmorphic antiferromagnetic insulator
P. F. S. Rosa, Yuanfeng Xu, S. K. Kushwaha +14
Here we investigate antiferromagnetic EuInSb, a nonsymmorphic Zintl phase. Our electrical transport data show that EuInSb is remarkably insulati…
Magnetic field-tuned quantum criticality in a Kondo insulator
Satya K. Kushwaha, Mun K. Chan, Joonbum Park +6
Kondo insulators are predicted to undergo an insulator-to-metal transition under applied magnetic field, yet the extremely high fields required to date have prohibited a comprehens…
A gap-protected zero-Hall effect state in the quantum limit of the nonsymmorphic metal KHgSb
Sihang Liang, Satya Kushwaha, Tong Gao +8
A recurring theme in topological matter is the protection of unusual electronic states by symmetry, for example, protection of the surface states in Z2 topological insulators by ti…
Role of matrix elements in the time-resolved photoemission signal
F. Boschini, D. Bugini, M. Zonno +17
Time- and angle-resolved photoemission spectroscopy accesses the ultrafast evolution of quasiparticles and many-body interactions in solid-state systems. However, the momentum- and…
Universal superconductivity phase diagram for pressurized tetradymite topological insulators
Shu Cai, S. K. Kushwaha, Jing Guo +13
We show that two different superconducting phases exist at high pressures in the optimized tetradymite topological insulators Bi2Te2Se (BTS) and Bi1.1Sb0.9Te2S (BSTS). The supercon…
Independence of topological surface state and bulk conductances in three-dimensional topological insulators
Shu Cai, Jing Guo, Vladimir A. Sidorov +12
The archetypical 3D topological insulators Bi2Se3, Bi2Te3 and Sb2Te3 commonly exhibit high bulk conductivities, hindering the characterization of the surface state charge transport…
Experimental tests of the chiral anomaly magnetoresistance in the Dirac-Weyl semimetals NaBi and GdPtBi
Sihang Liang, Jingjing Lin, Satya Kushwaha +4
In the Dirac/Weyl semimetal, the chiral anomaly appears as an "axial" current arising from charge-pumping between the lowest (chiral) Landau levels of the Weyl nodes, when an elect…
Realization of a Type-II Nodal-Line Semimetal in MgBi
Tay-Rong Chang, Ivo Pletikosic, Tai Kong +9
Nodal-line semimetals (NLSs) represent a new type of topological semimetallic beyond Weyl and Dirac semimetals in the sense that they host closed loops or open curves of band degen…
Anisotropic magnetic properties of the ferromagnetic semiconductor CrSbSe
Tai Kong, Karoline Stolze, Ni Danrui +2
Single crystals of CrSbSe, a structurally pseudo-one-dimensional ferromagnetic semiconductor, were grown using a high-temperature solution growth technique and were characteriz…
Non-Magnetic Half-Metals
Zhonghao Liu, Setti Thirupathaiah, Alexander Yaresko +4
Half-metals are a class of materials that are metallic only for one spin direction, and are essential for spintronics applications where one needs to read, write, store and transfe…
Growth, Crystal Structure and Magnetic Characterization of Zn-Stabilized CePtIn4
Elizabeth M. Carnicom, Tomasz Klimczuk, Fabian von Rohr +6
The growth and characterization of CePtIn4, stabilized by 10% Zn substitution for In, is reported. The new material is orthorhombic, space group Cmcm (No. 63), with lattice paramet…
Gate Tunable Magneto-resistance of Ultra-Thin WTe2 Devices
Xin Liu, Zhiran Zhang, Chaoyi Cai +8
In this work, the magneto-resistance (MR) of ultra-thin WTe2/BN heterostructures far away from electron-hole equilibrium is measured. The change of MR of such devices is found to b…
Anomalous Hall Effect in ZrTe5
Tian Liang, Jingjing Lin, Quinn Gibson +9
ZrTe has been of recent interest as a potential Dirac/Weyl semimetal material. Here, we report the results of experiments performed via in-situ 3D double-axis rotation to extra…
Imaging electronic states on topological semimetals using scanning tunneling microscopy
Andras Gyenis, Hiroyuki Inoue, Sangjun Jeon +12
Following the intense studies on topological insulators, significant efforts have recently been devoted to the search for gapless topological systems. These materials not only broa…
Measurement of the topological surface state optical conductance in bulk-insulating Sn-doped BiSbTeS single crystals
Bing Cheng, Liang Wu, S. K. Kushwaha +2
Topological surface states have been extensively observed via optics in thin films of topological insulators. However, in typical thick single crystals of these materials, bulk sta…
A pressure-induced topological phase with large Berry curvature in PbSnTe
Tian Liang, Satya Kushwaha, Jinwoong Kim +5
The picture of how a gap closes in a semiconductor has been radically transformed by topological concepts. Instead of the gap closing and immediately re-opening, topological argume…
Superconductivity in CaBi
Michał J. Winiarski, Bartłomiej Wiendlocha, Sylwia Gołąb +6
Superconductivity is observed with critical temperature = 2.0 K in self-flux-grown single crystals of . This material adopts the structure type with la…
Tuning the electronic and the crystalline structure of LaBi by pressure
F. F. Tafti, M. S. Torikachvili, R. L. Stillwell +10
Extreme magnetoresistance (XMR) in topological semimetals is a recent discovery which attracts attention due to its robust appearance in a growing number of materials. To search fo…
3D Dirac cone carrier dynamics in Na3Bi and Cd3As2
G. S. Jenkins, C. Lane, B. Barbiellini +12
Optical measurements and band structure calculations are reported on 3D Dirac materials. The electronic properties associated with the Dirac cone are identified in the reflectivity…
A new form of (unexpected) Dirac fermions in the strongly-correlated cerium monopnictides
Nasser Alidoust, A. Alexandradinata, Su-Yang Xu +14
Discovering Dirac fermions with novel properties has become an important front in condensed matter and materials sciences. Here, we report the observation of unusual Dirac fermion…