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Related papers: Four-wave plate composite polarization controller

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We theoretically introduce several types of arbitrary polarization retarders constructed from sequences of half-wave and quarter-wave plates, each rotated at specific angles. By integrating these arbitrary polarization retarders with…

Optics · Physics 2025-04-09 Hayk L. Gevorgyan , Andon A. Rangelov

We theoretically suggest and experimentally demonstrate a broadband composite optical rotator that is capable of rotating the polarization plane of a linearly-polarized light at any chosen angle. The device is composed of an even number of…

We propose a universal scheme for the construction of a device for arbitrary to arbitrary polarization transformation, which consists of two quarter-wave plates and two Faraday rotators. Using this device, one can continuously change the…

Optics · Physics 2020-11-17 Elena Stoyanova , Svetoslav Ivanov , Andon Rangelov

We propose and experimentally demonstrate a novel type of polarization rotator which is capable of rotating the polarization plane of a linearly polarized light at any desired angle in either broad or narrow spectral bandwidth. The rotator…

Optics · Physics 2015-02-04 Emiliya Dimova , Andon Rangelov , Elica Kyoseva

A simple scheme for a broadband polarization rotator with tunable rotation angle is proposed and verified experimentally. The rotator consists of only three wave-plates, one of which is a full-wave plate. The robust approach inspired by the…

We describe a broadband optical device that is capable of rotating the polarization plane of a linearly polarized light at any desired angle over a wide range of wavelengths. The device is composed of a sequence of half-wave plates rotated…

Optics · Physics 2015-06-23 Andon A. Rangelov , Elica Kyoseva

We theoretically propose a type of tunable polarization retarder, which is composed of sequences of half-wave and quarter-wave polarization retarders, allowing operation at broad spectral bandwidth. The constituent retarders are composed of…

We propose and experimentally demonstrate novel types of composite sequences of half-wave and quarter-wave polarization retarders, either permitting operation at ultra-broad spectral bandwidth or narrow bandwidth. The retarders are composed…

We show that there are number of ways to transform an arbitrary polarization state to another with just two quarter wave plates (QWP). We have verified this geometrically using the trajectories of the initial and final polarization states…

We provide a technique for a broadband nonreciprocal wave retarder whose quarter-wave plate phase retardation is the same in forward and backward directions. The system is built using a number of sequential nonreciprocal wave plates. The…

Optics · Physics 2024-06-17 Hayk L. Gevorgyan , Andon A. Rangelov , Nikolay V. Vitanov

The quasi-optical modulation of linear polarization at millimeter and sub-millimeter wavelengths can be achieved by using rotating half wave plates (HWPs) in front of polarization sensitive detectors. Large operational bandwidths are…

Instrumentation and Methods for Astrophysics · Physics 2016-10-04 Giampaolo Pisano , Bruno Maffei , Peter A. R. Ade , Paolo de Bernardis , Peter De Maagt , Brian Ellison , Manju Henry , Ming Wah Ng , Brian Schortt , Carole Tucker

Polarization modulation is a powerful technique to increase the stability of measurements by enabling the distinction of a polarized signal from dominant slow system drifts and unpolarized foregrounds. Furthermore, when placed as close to…

We experimentally demonstrate a broadband and an ultra-broadband spectral bandwidth polarization rotators. Both polarization rotators have modular design, that is, they are comprised of an array of half-wave plates rotated to a given angle.…

Optics · Physics 2015-02-18 Emiliya Dimova , Andon Rangelov , Elica Kyoseva

By using the formal analogy between the evolution of the state vector in quantum mechanics and the Jones vector in polarization optics, we construct and demonstrate experimentally efficient broadband half-wave polarization retarders and…

We show that polarization states of electromagnetic waves can be manipulated easily using a single thin uniaxial crystal plate. By performing a rotational transformation of the coordinates and controlling the thickness of the plate, we can…

Optics · Physics 2017-03-03 Xiaohu Wu , Ceji Fu

It is well known that state transformation from one polarization state to another can be achieved with a minimal gadget consisting of two quarter waveplates. A constructive, geometric approach is presented, which provides a direct…

Optics · Physics 2016-10-27 B. Radhakrishna

Linear birefringence, as implemented in wave plates, is a natural way to control the state of polarization of light. We report on a general method for designing miniature planar wave plates using surface plasmons. The resonant optical…

Optics · Physics 2015-05-18 Aurelien Drezet , Cyriaque Genet , Thomas W. Ebbesen

It is shown that a transparent birefringent element whose eigenstates are a pair of elliptical polarizations with principalaxes along the x and y axes, sandwiched between a pair of orthogonal halfwave plates with principal axes along…

Optics · Physics 2010-03-04 Rajendra Bhandari

We describe a novel multi-layered metal mesh achromatic half wave plate for use in astronomical polarimetric instruments. The half wave plate is designed to operate across the frequency range from 125-250 GHz. The wave plate is manufactured…

Instrumentation and Methods for Astrophysics · Physics 2011-07-20 Jin Zhang , Peter Ade , Philip Mauskopf , Giorgio Savini , Lorenzo Moncelsi , Nicola Whitehouse

We propose a multifunctional integrated plasmonic-photonic polarization converter for polarization demultiplexing in an indium-phosphide membrane on silicon platform. Using a compact 1$\times$4 multimode interference coupler, this device…

Optics · Physics 2023-06-21 Hamed Pezeshki , Bert Koopmans , Jos J. G. M. van der Tol
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