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Shubnikov-de Haas (SdH) oscillations, the most well-known magneto-oscillations caused by the quantization of electron energy levels in the presence of magnetic fields in two-dimensional (2D) electron systems, can be used to determine…

Mesoscale and Nanoscale Physics · Physics 2021-01-07 Ya-Ning Ren , Mo-Han Zhang , Chao Yan , Yu Zhang , Lin He

We investigate the Shubnikov-de Haas (SdH) magneto-oscillations in the resistivity of two-dimensional topological insulators (TIs). Within the Bernevig-Hughes-Zhang (BHZ) model for TIs in the presence of a quantizing magnetic field, we…

Mesoscale and Nanoscale Physics · Physics 2024-06-14 Denis R. Candido , Sigurdur I. Erlingsson , João Vitor I. Costa , J. Carlos Egues

Spin-dependent electron transport in a periodically stubbed quantum wire in the presence of Rashba spin-orbit interaction (SOI) is studied via the nonequilibrium Green's function method combined with the Landauer-Buttiker formalism. The…

Mesoscale and Nanoscale Physics · Physics 2014-02-20 Xianbo Xiao , Zhaoxia Chen , Zhiming Rao , Wenjie Nie , Guanghui Zhou

We investigate the 2-dimensional Fermi surface of high-mobility LaAlO$_3$/SrTiO$_3$ interfaces using Shubnikov-de Haas oscillations. Our analysis of the oscillation pattern underscores the key role played by the Rashba spin-orbit…

Strongly Correlated Electrons · Physics 2014-11-24 A. Fête , S. Gariglio , C. Berthod , D. Li , D. Stornaiuolo , M. Gabay , J. -M. Triscone

We report a study of Shubnikov-de Haas oscillations in high quality single crystals of ferromagnetic Weyl semimetal Co$_3$Sn$_2$S$_2$. The Fermi surfaces resolved in our experiments are three-dimensional and reflect an underlying trigonal…

Metallic iridium oxides (iridates) provide a fertile playground to explore new phenomena resulting from the interplay between topological protection, spin-orbit and electron-electron interactions. To date, however, few studies of the low…

Shubnikov-De Haas effect (SdH) effect and angular dependent magnetoresistance oscillations (AMRO) were observed in the organic superconductor: $\kappa$-(BETS)$_2$FeBr$_4$. In contrast to its isostructural compound…

Strongly Correlated Electrons · Physics 2009-10-31 L. Balicas , J. S. Brooks , K. Storr , D. Graf , S. Uji , H. Shinagawa , E. Ojima , H. Fujiwara , H. Kobayashi , A. Kobayashi , M. Tokumoto

Spin-orbit interaction (SOI) in low-dimensional systems, namely Rashba systems and the edge states of topological materials, is extensively studied in this decade as a promising source to realize various fascinating spintronic phenomena,…

A long-range interaction via virtual particle-hole pairs between Fermi-liquid quasiparticles leads to a nonanalytic behavior of the spin susceptibility $\chi$ as a function of the temperature ($T$), magnetic field ($\mathbf{B}$), and…

Mesoscale and Nanoscale Physics · Physics 2015-03-17 Robert Andrzej Zak , Dmitrii L. Maslov , Daniel Loss

Magneto-transport measurements are performed on two-dimensional GaAs electron systems to probe the quantum Hall (QH) effect at low magnetic fields. Oscillations following the Shubnikov-de Haas (SdH) formula are observed in the transition…

Mesoscale and Nanoscale Physics · Physics 2012-09-14 Shun-Tsung Lo , Yi-Ting Wang , G Bohra , E Comfort , T-Y Lin , M-G Kang , G Strasser , J P Bird , C F Huang , Li-Hung Lin , J C Chen , C-T Liang

This research investigates the implication of spin-orbit interaction (SOI) and symmetry on the band topology and spin texture at the (001) surface of BiInO$_3$. Using density functional theory (DFT) and symmetry analysis, the study explores…

Materials Science · Physics 2025-06-27 Ramsamoj Kewat , Nirmal Ganguli

We report the observation of Shubnikov-de Haas (SdH) oscillations in coherently strained, low-dislocation AlN/GaN/AlN quantum wells (QWs), including both undoped and $\delta$-doped structures. SdH measurements reveal a single subband…

Materials Science · Physics 2025-02-12 Yu-Hsin Chen , Jimy Encomendero , Huili Grace Xing , Debdeep Jena

We report the Shubnikov-de Haas (SdH) oscillations observed in the vortex liquid state of the quasi two dimensional organic superconductor $\kappa$-(BEDT-TTF)$_{2}$Cu(NCS)$_{2}$. The SdH oscillations can be observed down to about 5 T at 0.5…

Superconductivity · Physics 2009-11-07 T. Sasaki , T. Fukuda , N. Yoneyama , N. Kobayashi

The proposed high-spin superconductivity in the half-Heusler compounds changes the landscape of superconductivity research. While superconducting instability is possible only in systems with quantum mechanically coherent quasiparticles, it…

Strongly Correlated Electrons · Physics 2021-10-08 Hyunsoo Kim , Junhyun Lee , Halyna Hodovanets , Kefeng Wang , Jay D. Sau , Johnpierre Paglione

Metallic Bi2Te3 crystalline sheets with the room-temperature resistivity of above 10 m{\Omega} cm were prepared and their magnetoresistive transport was measured in a field of up to 9 Tesla. The Shubnikov de Haas oscillations were…

Mesoscale and Nanoscale Physics · Physics 2015-06-15 Taishi Chen , Junhao Han , Zhaoguo Li , Fengqi Song , Bo Zhao , Xuefeng Wang , Baigeng Wang , Jianguo Wan , Min Han , Rong Zhang , Guanghou Wang

Non-Hermitian topological phases exhibit a number of exotic features that have no Hermitian counterparts, including the skin effect and breakdown of the conventional bulk-boundary correspondence. Here, we implement the non-Hermitian…

The Lifshitz-Kosevich (LK) theory is the pillar of magnetic quantum oscillations, which have been extensively applied to characterize a wide range of metallic states. In this study, we focus on the Shubnikov-de Haas (SdH) effect observed in…

Materials Science · Physics 2023-10-11 Wei Zhang , C. N. Kuo , S. T. Kuo , Chun Wa So , Jianyu Xie , Kwing To Lai , Wing Chi Yu , C. S. Lue , Hoi Chun Po , Swee K. Goh

The Shubnikov - de Haas effect in quasi-two-dimensional normal metals is studied. The interlayer conductivity is calculated using the Kubo formula. The electron scattering on short-range is considered in the self-consistent Born…

Statistical Mechanics · Physics 2009-11-07 P. D. Grigoriev

Spin-orbit coupling is an important ingredient in many recently discovered phenomena such as the spin-Hall effect and topological insulators. Of particular interest is topological superconductivity, with its potential application in…

Quantum Gases · Physics 2011-04-28 Jay D. Sau , Rajdeep Sensarma , Stephen Powell , I. B. Spielman , S. Das Sarma

We report temperature and density dependences of the spin susceptibility of strongly interacting electrons in Si inversion layers. We measured (i) the itinerant electron susceptibility $\chi^*$ from the Shubnikov-de Haas oscillations in…

Strongly Correlated Electrons · Physics 2018-10-09 V. M. Pudalov , A. Yu. Kuntsevich , M. E. Gershenson , I. S. Burmistrov , M. Reznikov