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Related papers: A Beam Splitter for Guided Atoms on an Atom Chip

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We study experimentally and theoretically a beam splitter setup for guided atomic matter waves. The matter wave is a guided atom laser that can be tuned from quasi-monomode to a regime where many transverse modes are populated, and…

We demonstrate the guiding of neutral atoms by the magnetic fields due to microfabricated current-carrying wires on a chip. Atoms are guided along a magnetic field minimum parallel to and above the current-carrying wires. Two waveguide…

Atoms can be trapped and guided using nano-fabricated wires on surfaces, achieving the scales required by quantum information proposals. These Atom Chips form the basis for robust and widespread applications of cold atoms ranging from atom…

A laser-cooled neutral-atom beam from a low-velocity intense source is split into two beams while guided by a magnetic-field potential. We generate our multimode-beamsplitter potential with two current-carrying wires on a glass substrate…

Beam splitters are indispensable elements in optical and photonic systems, and are therefore employed in both classical and quantum technologies. Depending on the intended application, these devices can divide incident light according to…

Quantum Physics · Physics 2025-05-13 Luiz O. R. Solak , Celso J. Villas-Boas , Daniel Z. Rossatto

We demonstrate the splitting of a low-energy electron beam by means of a microwave pseudopotential formed above a planar chip substrate. Beam splitting arises from smoothly transforming the transverse guiding potential for an electron beam…

Quantum Physics · Physics 2015-05-19 Jakob Hammer , Sebastian Thomas , Philipp Weber , Peter Hommelhoff

The splitting of matter-waves into a superposition of spatially separated states is a fundamental tool for studying the basic tenets of quantum mechanics and other theories, as well as a building block for numerous technological…

Atomic Physics · Physics 2012-11-02 Shimon Machluf , Yonathan Japha , Ron Folman

We consider the problem of an atomic beam propagating quantum mechanically through an atom beam splitter. Casting the problem in an adiabatic representation (in the spirit of the Born-Oppenheimer approximation in molecular physics) sheds…

Atomic Physics · Physics 2009-11-10 Daniele C. E. Bortolotti , John L. Bohn

We demonstrate electro-mechanical control of an on-chip GaAs optical beam splitter containing a quantum dot single-photon source. The beam splitter consists of two nanobeam waveguides, which form a directional coupler (DC). The splitting…

Applied Physics · Physics 2018-05-03 Z. K. Bishop , A. P. Foster , B. Royall , C. Bentham , E. Clarke , M. S. Skolnick , L. R. Wilson

We propose an atom beam splitter that enables the manipulation of the internal spin state of the atoms in the output beams using a spin-dependent optical potential. The utility of such an atom beam splitter is demonstrated through its…

Quantum Physics · Physics 2025-09-30 Igor Kuzmenko , Yshai Avishai , Y. B. Band

A beam splitter is a key component used to direct and combine light paths in various optical and microwave systems. It plays a crucial role in devices like interferometers, such as the Mach-Zehnder and Hong-Ou-Mandel setups, where it splits…

We describe the realization of atom-optical elements as magnetic waveguide potentials, beam splitters and gravitational traps on a microchip. The microchip was produced by electroplating gold conductors on an aluminium-oxide substrate. The…

Other Condensed Matter · Physics 2009-11-11 S. Kraft , A. Guenther , P. Wicke , B. Kasch , C. Zimmermann , J. Fortagh

We demonstrate guiding of cold neutral atoms along a current carrying wire. Atoms either move in Kepler-like orbits around the wire or are guided in a potential tube on the side of the wire which is created by applying an additional…

Quantum Physics · Physics 2009-10-31 Johannes Denschlag , Donatella Cassettari , Joerg Schmiedmayer

We theoretically design and analytically study a controllable beam splitter for the spin wave propagating in a star-shaped (e.g., a $Y$-shaped beam) spin network. Such a solid state beam splitter can display quantum interference and quantum…

Quantum Physics · Physics 2011-11-09 S. Yang , Z. Song , C. P. Sun

We evaluate the realization of a novel geometry of a guided atom interferometer based on a high temperature superconducting microstructure. The interferometer type structure is obtained with a guiding potential realized by two current…

Atomic Physics · Physics 2009-11-13 T. Mueller , X. Wu , A. Mohan , A. Eyvazov , Y. Wu , R. Dumke

By placing changeable nanofabricated structures (wires, dots, etc.) on an atom mirror one can design guiding and trapping potentials for atoms. These potentials are similar to the electrostatic potentials which trap and guide electrons in…

Quantum Physics · Physics 2009-10-31 Joerg Schmiedmayer

We describe a macroscopic beam splitter for polar neutral molecules. A complex electrode structure is required for the beam splitter which would be very difficult to produce with traditional manufacturing methods. Instead, we make use of a…

Chemical Physics · Physics 2017-05-03 Sean D. S. Gordon , Andreas Osterwalder

We experimentally demonstrate interferometer-type guiding structures for neutral atoms based on dipole potentials created by micro-fabricated optical systems. As a central element we use an array of atom waveguides being formed by focusing…

Quantum Physics · Physics 2009-11-07 R. Dumke , T. Muether , M. Volk , W. Ertmer , G. Birkl

In this brief report we present a feasible scheme to split quantum information in the realm of traveling waves. An oversimplified scheme is also proposed for the generation of a class of W states useful for perfect teleportation and…

Quantum Physics · Physics 2009-09-03 W. B. Cardoso , N. G. de Almeida , A. T. Avelar , B. Baseia

We propose a simple scheme capable of adiabatically splitting an atomic wave packet using two independent translating traps. Implemented with optical dipole traps, our scheme allows a high degree of flexibility for atom interferometry…

Quantum Physics · Physics 2009-11-13 M. Zhang , P. Zhang , M. S. Chapman , L. you
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