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Related papers: Annular confinement for electrons on liquid helium

200 papers

Electrons travelling in free space have allowed to explore fundamental physics like the wave nature of matter, the Aharonov-Bohm and the Hanbury Brown-Twiss effect. Complementarily, the precise control over the external degrees of freedom…

Quantum Physics · Physics 2011-05-11 Johannes Hoffrogge , Roman Fröhlich , Mark A. Kasevich , Peter Hommelhoff

Topological effects of a spiral dislocation on an electron are investigated when it is confined to a hard-wall confining potential. Besides, it is analysed the influence of the topology of the spiral dislocation on the interaction of the…

Mesoscale and Nanoscale Physics · Physics 2019-11-26 A. V. D. M. Maia , K. Bakke

The quantized lateral motional states and the spin states of electrons trapped on the surface of superfluid helium have been proposed as basic building blocks of a scalable quantum computer. Circuit quantum electrodynamics (cQED) allows…

Mesoscale and Nanoscale Physics · Physics 2016-03-30 Ge Yang , A. Fragner , G. Koolstra , L. Ocola , D. A. Czaplewski , R. J. Schoelkopf , D. I. Schuster

The effects of quantum confinement on the momentum distribution of electrons confined within a cylindrical potential well have been analyzed. The motivation is to understand specific features of the momentum distribution of electrons when…

Atomic Physics · Physics 2016-05-04 A. S. Baltenkov , A. Z. Msezane

We study single-electron quantum dots on helium surface created by electrodes submerged into the helium. The intradot potential is electrostatically controlled. We find the electron energy spectrum and identify relaxation mechanisms. Strong…

Condensed Matter · Physics 2009-11-10 M. I. Dykman , P. M. Platzman , P. Seddighrad

We study dissipation effects for electrons on the surface of liquid helium, which may serve as qubits of a quantum computer. Each electron is localized in a 3D potential well formed by the image potential in helium and the potential from a…

Mesoscale and Nanoscale Physics · Physics 2009-11-07 M. I. Dykman , P. M. Platzman , P. Seddighrad

The polarization dependence of photoconductivity response at cyclotron-resonance harmonics in a nondegenerate two-dimensional (2D) electron system formed on the surface of liquid helium is studied using a setup in which a circular…

Mesoscale and Nanoscale Physics · Physics 2018-01-31 A. A. Zadorozhko , Yu. P. Monarkha , D. Konstantinov

When a strong magnetic field is applied perpendicularly (along z) to a sheet confining electrons to two dimensions (x-y), highly correlated states emerge as a result of the interplay between electron-electron interactions, confinement and…

Mesoscale and Nanoscale Physics · Physics 2009-04-27 B. A. Piot , Z. Jiang , C. R. Dean , L. W. Engel , G. Gervais , L. N. Pfeiffer , K. W. West

We consider the quantum mechanics of an electron confined to move on an infinite cylinder in the presence of a uniform radial magnetic field. This problem is in certain ways very similar to the corresponding problem on the infinite plane.…

Mathematical Physics · Physics 2015-06-26 G. Date , P. P. Divakaran

We introduce a spin-based receiver to sensitively detect the electric fields of millimeter (mm) waves by using quantum interferometric approach. The proposed quantum sensor consists of many surface-state electrons trapped individually on…

Quantum Physics · Physics 2025-03-12 Miao Zhang , Y. F. Wang , X. Y. Peng , X. N. Feng , S. R. He , Y. F. Li , L. F. Wei

We report on the direct observation of the thermoelectric transport in a nondegenerate correlated electron system formed on the surface of liquid helium. We find that the microwave-induced excitation of the vertical transitions of electrons…

Other Condensed Matter · Physics 2021-11-10 Ivan Kostylev , A. A. Zadorozhko , M. Hatifi , Denis Konstantinov

We compute the single-particle states of a two-dimensional electron gas confined to the surface of a cylinder immersed in a magnetic field. The envelope-function equation has been solved exactly for both an homogeneous and a periodically…

Mesoscale and Nanoscale Physics · Physics 2009-04-14 Giulio Ferrari , Andrea Bertoni , Guido Goldoni , Elisa Molinari

The radial confining potential in a semiconductor nanowire plays a key role in determining its quantum transport properties. Previous reports have shown that an axial magnetic field induces flux-periodic conductance oscillations when the…

Mesoscale and Nanoscale Physics · Physics 2015-01-22 Gregory W. Holloway , Daryoush Shiri , Chris M. Haapamaki , Kyle Willick , Grant Watson , Ray R. LaPierre , Jonathan Baugh

We derive an explicit expression for the quantum conductivity of a molecular wire containing a redox center, which is embedded in an electrochemical environment. The redox center interacts with the solvent, and the average over the solvent…

Mesoscale and Nanoscale Physics · Physics 2015-05-14 A. V. B. Cruz , A. K. Mishra , W. Schmickler

We consider theoretically the possibility of an electron acceleration in quantum wire by short magnetic pulses lasted bewteen several to few tens of picoseconds. We show that such possibility exists provided that, the electron is initially…

Mesoscale and Nanoscale Physics · Physics 2016-06-08 Tomasz Chwiej

By using perturbation theory, we show that a hydrogen atom with magnetic moment due to the orbital angular momentum of the electron has "hidden momentum" in the presence of an external electric field. This means that the atomic electronic…

Quantum Physics · Physics 2015-11-18 J. S. Oliveira Filho , Pablo L. Saldanha

In this work, we argue that an anisotropic interaction potential may stabilize anisotropic liquid phases of electrons even in a strong magnetic field regime where normally one expects to see only isotropic quantum Hall or isotropic Fermi…

Strongly Correlated Electrons · Physics 2017-04-05 Orion Ciftja

Lower speed impinging ions (with hydration shells) cannot transverse ion channels once internal charge goes positive. Yet neural pulse waveforms fail to show the expected risetime distortion beginning at zero voltage. Observed waveforms…

Neurons and Cognition · Quantitative Biology 2010-09-20 John Robert Burger

A much-studied system is the quasi-2D electron gas in image-potential bound states at the surface of helium and hydrogen. In this paper, we report on an analogous quasi-1D system: electrons bound by image-like polarization forces to the…

Mesoscale and Nanoscale Physics · Physics 2016-03-29 Michael Liebrecht , Adrian Del Maestro , Milton W. Cole

In this work, we investigate the influence of torsion, Aharonov-Bohm flux, and external magnetic fields on the linear and nonlinear optical properties of a confined quantum system. The confinement potential is not assumed a priori, but…

Optics · Physics 2025-10-28 Carlos Magno O. Pereira , Edilberto O. Silva