3.9k citations
Counting papers with at most 25 authors, so collaboration author lists do not stand in for the people here.
- University of Maryland, College ParkUS1.9k papers
- National Institute of Standards and TechnologyUS828 papers
- Joint Center for Quantum Information and Computer ScienceUS359 papers
- University of DelawareUS94 papers
- Harvard UniversityUS82 papers
- University of Colorado BoulderUS73 papers
- California Institute of TechnologyUS61 papers
- Princeton UniversityUS61 papers
- University of California, Santa BarbaraUS60 papers
- Joint Institute for Laboratory AstrophysicsUS52 papers
- DEVCOM Army Research LaboratoryUS51 papers
- Massachusetts Institute of TechnologyUS50 papers
38 papers · 2 filters
Magnon-induced non-Markovian friction of a domain wall in a ferromagnet
Se Kwon Kim, Oleg Tchernyshyov, Victor Galitski +1
Motivated by the recent study on the quasiparticle-induced friction of solitons in superfluids, we theoretically study magnon-induced intrinsic friction of a domain wall in a one-d…
Probing electron-phonon interactions in the charge-photon dynamics of cavity-coupled double quantum dots
M. J. Gullans, J. M. Taylor, J. R. Petta
Electron-phonon coupling is known to play an important role in the charge dynamics of semiconductor quantum dots. Here we explore its role in the combined charge-photon dynamics of…
High-fidelity quantum gates in Si/SiGe double quantum dots
Maximilian Russ, D. M. Zajac, A. J. Sigillito +4
Motivated by recent experiments of Zajac et al. [arXiv:1708.03530], we theoretically describe high-fidelity two-qubit gates using the exchange interaction between the spins in neig…
Crosstalk error correction through dynamical decoupling of single-qubit gates in capacitively coupled singlet-triplet semiconductor spin qubits
Donovan Buterakos, Robert E. Throckmorton, S. Das Sarma
In addition to magnetic field and electric charge noise adversely affecting spin qubit operations, performing single-qubit gates on one of multiple coupled singlet-triplet qubits p…
Quantized Majorana conductance
Hao Zhang, Chun-Xiao Liu, Sasa Gazibegovic +19
Majorana zero-modes hold great promise for topological quantum computing. Tunnelling spectroscopy in electrical transport is the primary tool to identify the presence of Majorana z…
A Coherent Spin-Photon Interface in Silicon
X. Mi, M. Benito, S. Putz +4
Electron spins in silicon quantum dots are attractive systems for quantum computing due to their long coherence times and the promise of rapid scaling using semiconductor fabricati…
Input-output theory for spin-photon coupling in Si double quantum dots
Mónica Benito, X. Mi, J. M. Taylor +2
The interaction of qubits via microwave frequency photons enables long-distance qubit-qubit coupling and facilitates the realization of a large-scale quantum processor. However, qu…
Thermal management and non-reciprocal control of phonon flow via optomechanics
Alireza Seif, Wade DeGottardi, Keivan Esfarjani +1
Engineering phonon transport in physical systems is a subject of interest in the study of materials and plays a crucial role in controlling energy and heat transfer. Of particular…
Spin relaxation of a donor electron coupled to interface states
Peihao Huang, Garnett W. Bryant
An electron spin qubit in a silicon donor atom is a promising candidate for quantum information processing because of its long coherence time. To be sensed with a single-electron t…
Weak-link Josephson Junctions Made from Topological Crystalline Insulators
R. A. Snyder, C. J. Trimble, C. C. Rong +3
We report on the fabrication of Josephson junctions using the topological crystalline insulator PbSnTe as the weak link. The properties of these junctions are chara…
Building topological quantum circuits: Majorana nanowire junctions
Tudor D. Stanescu, Sankar Das Sarma
Topological quantum computation using non-Abelian Majorana zero modes localized in proximitized semiconductor nanowires requires careful electrostatic control of wire-junctions so…
Controlling the layer localization of gapless states in bilayer graphene with a gate voltage
W. Jaskólski, M. Pelc, Garnett W. Bryant +2
Experiments in gated bilayer graphene with stacking domain walls present topological gapless states protected by no-valley mixing. Here we research these states under gate voltages…
Fast pulse sequences for dynamically corrected gates in single-triplet qubits
Robert E. Throckmorton, Chengxian Zhang, Xu-Chen Yang +3
We present a set of experimentally feasible pulse sequences that implement any single-qubit gate on a singlet-triplet spin qubit and demonstrate that these new sequences are up to…
Coulomb drag and counterflow Seebeck coefficient in bilayer-graphene double layers
Jiuning Hu, Tailung Wu, Jifa Tian +3
We have fabricated bilayer-graphene double layers separated by a thin (20 nm) boron nitride layer and performed Coulomb drag and counterflow thermoelectric transport measurem…
Conductance interference in a superconducting Coulomb blockaded Majorana ring
Ching-Kai Chiu, Jay D. Sau, S. Das Sarma
By tuning the magnetic flux, the two ends of a 1D topological superconductor weakly coupled to a normal metal as a ring-shaped junction can host split Majorana zero modes (MZMs). W…
Robust zero-energy bound states in a helical lattice
Pengke Li, Jay D. Sau, Ian Appelbaum
Atomic-scale helices exist as motifs for several material lattices. We examine a tight-binding model for a single one-dimensional monatomic chain with a p-orbital basis coiled into…
Electron temperature and tunnel coupling dependence of zero-bias and almost-zero-bias conductance peaks in Majorana nanowires
F. Setiawan, Chun-Xiao Liu, Jay D. Sau +1
A one-dimensional semiconductor nanowire proximitized by a nearby superconductor may become a topological superconductor hosting localized Majorana zero modes at the two wire ends…
Decoherence of two coupled singlet-triplet spin qubits
Yang-Le Wu, S. Das Sarma
We study a pair of capacitively coupled singlet-triplet spin qubits. We characterize the two-qubit decoherence through two complementary measures, the decay time of coupled-qubit o…
Hybridization-induced interface states in a topological insulator-magnetic metal heterostructure
Yi-Ting Hsu, Kyungwha Park, Eun-Ah Kim
Recent experiments demonstrating large spin-transfer torques in topological insulator (TI)-ferromagnetic metal (FM) bilayers have generated a great deal of excitement due to their…
Ising quantum criticality in Majorana nanowires
William S. Cole, Jay D. Sau, S. Das Sarma
Finite-length one-dimensional topological superconductor wires host localized Majorana zero modes at their ends. In realistic models, these appear only after a topological quantum…
Stability of Fractional Quantum Hall States in Disordered Photonic Systems
Wade DeGottardi, Mohammad Hafezi
The possibility of realizing fractional quantum Hall liquids in photonic systems has attracted a great deal of interest of late. Unlike electronic systems, interactions in photonic…
Coupling emission from single localized defects in 2D semiconductor to surface plasmon polaritons
Tao Cai, Subhojit Dutta, Shahriar Aghaeimeibodi +4
Coupling of an atom-like emitter to surface plasmons provides a path toward significant optical nonlinearity, which is essential in quantum information processing and quantum netwo…
Phenomenology of soft gap, zero bias peak, and zero mode splitting in ideal Majorana nanowires
Chun-Xiao Liu, F. Setiawan, Jay D. Sau +1
We theoretically consider the observed soft gap in the proximity-induced superconducting state of semiconductor nanowires in the presence of spin-orbit coupling, Zeeman splitting,…
Andreev bound states versus Majorana bound states in quantum dot-nanowire-superconductor hybrid structures: Trivial versus topological zero-bias conductance peaks
Chun-Xiao Liu, Jay D. Sau, Tudor D. Stanescu +1
Motivated by an important recent experiment [Deng et al., Science 354, 1557 (2016)], we theoretically consider the interplay between Andreev bound states(ABSs) and Majorana bound s…