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Related papers: Fiber lasers generating radially and azimuthally p…

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Cylindrical vector beams (CVBs) have a wide range of applications owing to their particular polarization characteristics and optical field distributions. For the first time, an azimuthally polarized fiber laser without any polarization…

We built a frequency-doubled laser for 87Rb laser cooling, from a Telecom fiber laser. Thanks to intense technological development, telecom fiber lasers exhibit outstanding properties regarding relative intensity noise and modulation…

An optics-free method is proposed to generate X-ray radiation with spatially variant states of polarization via an afterburner extension to a Free Electron Laser (FEL). Control of the polarization in the transverse plane is obtained through…

Accelerator Physics · Physics 2020-08-26 Jenny Morgan , Erik Hemsing , Brian W. J. McNeil , Alison Yao

Orbital angular momentum (OAM) based structured light beams provide an additional degree of freedom for practical applications ranging from optical communication to laser-based material processing. Many techniques exist for generating such…

The purity of an optical vortex beam depends on the spread of its energy among different azimuthal and radial modes. The smaller is this spread, the higher is the vortex purity and the more efficient are its creation and detection. There…

Optics · Physics 2020-07-29 Marco Piccardo , Antonio Ambrosio

The distribution of ultra-narrow linewidth laser radiation is an integral part of many challenging metrological applications. Changes in the optical pathlength induced by environmental disturbances compromise the stability and accuracy of…

Instrumentation and Detectors · Physics 2018-07-31 Benjamin Rauf , Maria Carmen Velez Lopez , Pierre Thoumany , Marco Pizzocaro , Davide Calonico

It is shown that the direct Fourier synthesization of light beams allows one to create polarity-asymmetric waves, which are able, in the process of nonlinear interaction with a medium, to break its inversion symmetry. As a result, these…

Optics · Physics 2015-06-26 V. S. Zapasskii , E. B. Alexandrov

Fiber lasers entered numerous applications due to their high efficiency and superior stability. Particularly in space, those lasers have to fulfill additional requirements set by the harsh environment, typically characterized by large…

We show that ionization of noble gas atoms by strong infrared circularly polarized laser field under standard exerimental conditions can yield electrons with up to 100% spin polarization in energy resolved measurements. Spin polarization…

Atomic Physics · Physics 2013-07-18 Ingo Barth , Olga Smirnova

Optical beam steering is a key element in many industrial and scientific applications like in material processing, information technologies, medical imaging and laser display. Even though galvanometer-based scanners offer flexibility, speed…

We experimentally study a fiber loop laser in the Figure-8 configuration, and explore the dependency of the degree of polarization on controlled parameters. To account for the experimental observations, a mapping is derived to evaluate the…

Optics · Physics 2024-06-19 Banoj Kumar Nayak , Cijy Mathai , Dmitry Panna , Eyal Buks

Nonlinear polarized evolution-based passively mode-locked fiber lasers with ultrafast and high peak power pulses are a powerful tool for engineering applications and research. However, their sensitivity to polarization limits their…

Instrumentation and Detectors · Physics 2018-12-04 Guoqing Pu , Lilin Yi , Li Zhang , Weisheng Hu

We demonstrated for the first time the production of highly polarized short-pulse positrons with a finite energy spread in accordance with a new scheme that consists of two-quantum processes, such as inverse Compton scatterings and…

High Energy Physics - Experiment · Physics 2009-11-11 T. Omori , M. Fukuda , T. Hirose , Y. Kurihara , R. Kuroda , M. Nomura , A. Ohashi , T. Okugi , K. Sakaue , T. Saito , J. Urakawa , M. Washio , I. Yamazaki

An easily constructed and operated polarimeter precisely determines the relative Stokes parameters that characterize the polarization of laser light. The polarimeter is calibrated in situ without removing or realigning its optical elements,…

Instrumentation and Detectors · Physics 2021-02-22 V. Wirthl , C. D. Panda , P. W. Hess , B. Spaun , G. Gabrielse

In this paper we analyze the polarization of the X-ray radiation coming from laser--electron X-ray generator (LEXG). We obtain general relations connecting the polarization state of outgoing X-ray radiation to the polarization state of…

Accelerator Physics · Physics 2017-06-30 I. A. Artyukov , A. V. Vinogradov , R. M. Feshchenko

Optical fibers constitute an attractive platform for the realization of nonlinear and quantum optics processes. Here we show, through theoretical considerations, how polarization effects of both third-order parametric down-conversion and…

Optics · Physics 2024-10-18 Carla M. Brunner , Nicolas Y. Joly

Repetition-rate-scanned lasers are practical in accordion frequency comb generation that serves as a variable gearbox connecting optical and radio wave domains. Rapid and wide-range scanned repetition rate can benefit versatile purposes,…

Bright squeezed light can be generated in optical fibers utilizing the Kerr effect for ultrashort laser pulses. However, pulse propagation in a fiber is subject to nonconservative effects that deteriorate the squeezing. Here, we analyze…

We demonstrate a method to create potential barriers with polarized light beams for polaritons in semiconductor microcavities. The form of the barriers is engineered via the real space shape of a focalised beam on the sample. Their height…

Mesoscale and Nanoscale Physics · Physics 2010-11-30 A Amo , S Pigeon , C Adrados , R Houdre , E Giacobino , C Ciuti , A Bramati

The polarization of light is critical in various applications, including quantum communication, where the photon polarization encoding a qubit can undergo uncontrolled changes when transmitted through optical fibers. Bends in the fiber,…

Quantum Physics · Physics 2025-06-03 Niklas Braband , Arman Mansouri , Riza Fazili , Stefanie Czischek , Jeff S. Lundeen