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Related papers: Young's double-slit interference with two-color bi…

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We seek to complement Nelson's work on the two-slit experiment by showing that the two-slit process, whose density exhibits the characteristic interference pattern, may be obtained as the model after the beam has reached the screen by means…

Quantum Physics · Physics 2009-11-10 Michele Pavon

An entangled photon experiment has been performed with a large variation of the temperature of the non-linear crystal generating the entangled pair by spontaneous downconversion. The photon pairs are separated by a nonpolarizing…

Quantum Physics · Physics 2019-09-04 Joakim Bergli , Guillaume Adenier , Andreas P. Thörn , Arnt Inge Vistnes

In this letter, we study a nonlinear interferometric setup based on diffraction rather than beam combining. It consists of a nonlinear analogue of Young's double-slit experiment where a nonlinear material is placed exactly after one of the…

Optics · Physics 2023-07-19 Vassilis Paltoglou , Nikolaos K. Efremidis

A measurement scheme of atomic qubits pinned at given positions is studied by analyzing the interference pattern obtained when they emit photons spontaneously. In the case of two qubits, a well-known relation is revisited, in which the…

Quantum Physics · Physics 2015-05-18 Jun Suzuki , Christian Miniatura , Kae Nemoto

Two-photon interference of multimode two-photon pairs produced by an optical parametric oscillator has been observed for the first time with an unbalanced interferometer. The time correlation between the multimode two photons has a…

Quantum Physics · Physics 2007-05-23 Hayato Goto , Haibo Wang , Tomoyuki Horikiri , Yasuo Yanagihara , Takayoshi Kobayashi

Partially coherent quantum-entangled beams combine quantum entanglement with partial coherence, allowing them to maintain quantum characteristics while being more resistant to distortions caused by random media during propagation. In this…

Quantum Physics · Physics 2025-03-04 Sakshi Rao , Bhaskar Kanseri

Until very recently, two-photon interaction processes have been considered only as arising from second- or higher-order effects in driven systems, and so limited to extremely small coupling strengths. However, a variety of novel physical…

Quantum Physics · Physics 2019-07-25 Simone Felicetti , Alexandre Le Boité

We consider scanning gate microscopy imaging of the double slit interference for a pair of quantum point contacts (QPCs) defined within the two-dimensional electron gas. The interference is clearly present in the scattered electron wave…

Mesoscale and Nanoscale Physics · Physics 2015-05-28 K. Kolasiński , B. Szafran , M. P. Nowak

A novel quantum imaging technique has recently been demonstrated in an experiment, where the photon used for illuminating an object is not detected; the image is obtained by interfering two beams, none of which ever interacts with the…

Quantum Physics · Physics 2015-08-06 Mayukh Lahiri , Radek Lapkiewicz , Gabriela Barreto Lemos , Anton Zeilinger

Random scattering is usually viewed as a serious nuisance in optical imaging, and needs to be prevented in the conventional imaging scheme based on single-photon interference. Here we proposed a two-photon imaging scheme with the widely…

Optics · Physics 2018-09-25 Peilong Hong

Optical interference is not only a fundamental phenomenon that has enabled new theories of light to be derived but it has also been used in interferometry for the measurement of small displacements, refractive index changes and surface…

Optics · Physics 2021-10-28 Chen Yang , Zhi-Yuan Zhou , Yan Li , Shi-Kai Liu , Zheng Ge , Guang-Can Guo , Bao-Sen Shi

Radio-frequency phase modulation of frequency entangled photons leads to a two-photon interference pattern in the frequency domain. In recent experiments, the pattern was measured with narrow-band frequency filters which select photons…

Complementarity is usually considered as a phenomenon of microscopic systems. In this paper we report an experimental observation of complementarity in the correlated double-slit interference with a pseudothermal light source. The thermal…

Quantum Physics · Physics 2007-05-23 De-Zhong Cao , Jun Xiong , Hua Tang , Lu-Fang Lin , Su-Heng Zhang , Kaige Wang

The quantum interference of entangled photons forms a key phenomenon underlying various quantum-optical technologies. It is known that the quantum interference patterns of entangled photon pairs can be reconstructed classically by the…

Quantum Physics · Physics 2018-02-21 Kazuhisa Ogawa , Hirokazu Kobayashi , Akihisa Tomita

The radiative linewidth of a two-level emitter (TLE) fundamentally limits the bandwidth available for quantum information processing. Despite its importance, no prior experiment has systematically examined how driving detuning affects the…

Existence of different types of interference in the spectrum of radiation emitted by a doubly hard scattered electron is demonstrated. The spectrum develops oscillations in two regions: the hard, where the oscillations depend on the…

Accelerator Physics · Physics 2017-04-05 M. V. Bondarenco , N. F. Shul'ga

The quantum interference of two wavelength-entangled photons overlapping at a beamsplitter results in an oscillating interference pattern. The frequency of the beat note is dependent on the wavelength separation of the entangled photons but…

Quantum Physics · Physics 2023-09-12 Cyril Torre , Alex McMillan , Jorge Monroy-Ruz , Jonathan C. F. Matthews

The generally accepted view in quantum theory is that information about which way the quantum system traveled and interference visibility are complementary. In all which-way experiments, however, an intervention takes place in the…

Quantum Physics · Physics 2007-05-23 Johan Wulleman

We analyze the interference of individual photons in a linear-optical setup comprised of two overlapping Mach-Zehnder interferometers joined via a common beam splitter. We show how, in this setup, two kinds of standard interference effects…

Quantum Physics · Physics 2025-06-17 Kevin J. Randles , S. J. van Enk

The effect of interference stabilization is shown to exist in a system of two atomic levels coupled by a strong two-color laser field, the two frequencies of which are close to a two-photon Raman-type resonance between the chosen levels,…

Quantum Physics · Physics 2009-11-10 M. V. Fedorov , N. P. Poluektov