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Related papers: Non-paraxial effects on laser-qubit operations

200 papers

Tweezer arrays of polarizable objects are a promising platform for assembling quantum matter and building next-generation quantum sensors. Light-induced dipolar interactions have emerged as a method to couple their motion, thereby…

Optical tweezers use laser light to trap and move microscopic particles in space. Here we demonstrate a similar control over ultrashort light pulses, but in time. Our experiment involves temporal cavity solitons that are stored in a passive…

Optics · Physics 2015-08-05 Jae K. Jang , Miro Erkintalo , Stephane Coen , Stuart G. Murdoch

We present the results of theoretical studies on operations with charge qubits in the system composed of two tunnel-coupled semiconductor quantum dots whose two lowest states (localized in different dots) define the logical qubit states…

Materials Science · Physics 2009-11-13 A. N. Voronko , L. A. Openov

We predict and experimentally observe three-dimensional microscale nonparaxial optical bottle beams based on the generation of a caustic surface under revolution. Such bottle beams exhibit high contrast between the surrounding surface and…

We show that three-level atoms excited by two cavity modes in a $\Lambda$ configuration close to electromagnetically induced transparency can produce strongly squeezed bright beams or correlated beams which can be used for quantum non…

Quantum Physics · Physics 2009-11-13 Alice Sinatra

We present experimental evidence of plasmonic-enhanced optical tweezers, of polystyrene beads in deionized water in the vicinity of metal-coated nanostructures. The optical tweezers operate with a continuous wave (CW) near-infrared laser.…

Optics · Physics 2015-12-01 Domna G. Kotsifaki , Maria Kandyla , Pavlos G. Lagoudakis

Recently single-beam intracavity optical tweezers have been reported and achieved orders-of-magnitude higher confinement than standard optical tweezers. However, there is only one feedback loop between the trapped particle's…

We theoretically study the propagation of a Terahertz (THz) Gaussian beam through a thin sample of layered superconductor. We consider the beam axis and the superconducting layers to be perpendicular to the sample interface, while the…

Superconductivity · Physics 2022-11-30 H. V. Ovcharenko , Z. A. Maizelis , S. S. Apostolov , V. A. Yampol'skii

The spin-orbit interaction (SOI) of light generated by tight focusing in optical tweezers has been regularly employed in generating angular momentum - both spin and orbital - in trapped mesoscopic particles. Specifically, the transverse…

Beam-driven plasma wakefield accelerators typically use the external injection scheme to ensure controllable beam quality at injection. However, the externally injected witness bunch may exhibit a non-Gaussian transverse density…

Accelerator Physics · Physics 2022-08-10 Linbo Liang , Guoxing Xia , Alexander Pukhov , John Patrick Farmer

Scalar theory of quantum electron beam optics, at the single-particle level, derived from the Dirac equation using a Foldy-Wouthuysen-like transformation technique is considered. Round magnetic electron lenses with Glaser and power law…

Quantum Physics · Physics 2021-02-24 Sameen Ahmed Khan , Ramaswamy Jagannathan

A general quantum limit to the sensitivity of particle position measurements is derived following the simple principle of the Heisenberg microscope. The value of this limit is calculated for particles in the Rayleigh and Mie scattering…

Optics · Physics 2014-09-04 Michael A. Taylor , Joachim Knittel , Warwick P. Bowen

We present a quantitative investigation of one- and two-body light-mediated processes that occur to few erbium atoms in an optical tweezer, when exposed to near-resonant light. In order to study the intertwined effects of recoil heating,…

Beam propagation beyond the paraxial approximation is studied in an optically written waveguide structure. The waveguide structure that leads to diffractionless light propagation, is imprinted on a medium consisting of a five-level atomic…

Optics · Physics 2013-05-08 L. Zhang , T. N. Dey , J. Evers

Optical tweezer arrays have transformed atomic and molecular physics, now forming the backbone for a range of leading experiments in quantum computing, simulation, and metrology. Typical experiments trap tens to hundreds of atomic qubits,…

Quantum Physics · Physics 2025-11-13 Hannah J. Manetsch , Gyohei Nomura , Elie Bataille , Kon H. Leung , Xudong Lv , Manuel Endres

The ability to program and control interactions provides the key to implementing large-scale quantum simulation and computation in trapped ion systems. Adding optical tweezers, which can tune the phonon spectrum and thus modify the…

Quantum Physics · Physics 2023-09-07 Liam Bond , Lisa Lenstra , Rene Gerritsma , Arghavan Safavi-Naini

We present the first successful trapping of single erbium atoms in an array of optical tweezers. Using a single narrow-line optical transition, we achieve deep cooling for direct tweezer loading, pairwise ejection, and continous imaging…

Atomic Physics · Physics 2025-04-04 D. S. Grün , S. J. M. White , A. Ortu , A. Di Carli , H. Edri , M. Lepers , M. J. Mark , F. Ferlaino

Parametric amplifiers have allowed breakthroughs in ultrafast, strong-field, and high-energy density laser science and are an essential tool for extending the frequency range of powerful emerging diode-pumped solid-state laser technology.…

We report the propagation dynamics of Airy light beams under non-paraxial conditions. It is studied using the general approach which deals with Fourier expansion of the beam. We show the transformation of the beam from the Airy form as the…

Optics · Physics 2009-08-06 Denis Novitsky , Andrey Novitsky

In this study, we report on the fractional Talbot effect of nonparaxial self-accelerating beams in a multilevel electromagnetically induced transparency (EIT) atomic configuration, which, to the best of our knowledge, is the first study on…

Optics · Physics 2020-08-26 Jingmin Ru , Zhenkun Wu , Yagang Zhang , Feng Wen , Yuzong Gu