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We propose ultranarrow dynamical control of population oscillation (PO) between ground states through the polarization content of an input bichromatic field. Appropriate engineering of classical interference between optical fields results…

Atomic Physics · Physics 2017-10-17 A. Kani , Harshawardhan Wanare

Spin polarized carriers electrically injected into a magnet from an external polarizer can exert a spin transfer torque (STT) on the magnetization. The phe- nomenon belongs to the area of spintronics research focusing on manipulating…

Materials Science · Physics 2015-06-05 N. Tesarova , P. Nemec , E. Rozkotova , J. Zemen , F. Trojanek , K. Olejnik , V. Novak , P. Maly , T. Jungwirth

The orbital angular momentum and the polarisation of light are physical quantities widely investigated for classical and quantum information processing. In this work we propose to take advantage of strong light-matter coupling,…

Mesoscale and Nanoscale Physics · Physics 2016-12-07 Feng Li , Emiliano Cancellieri , Giuseppe Buonaiuto , Maurice S. Skolnick , Dimitri N. Krizhanovskii , David M. Whittaker

Recent experimental measurements, without any theoretical guidance, showed that isotropic polarization response can be achieved by increasing the number of QD layers in a QD stack. Here we analyse the polarization response of multi-layer…

Materials Science · Physics 2011-09-26 Muhammad Usman , Tomoya Inoue , Yukihiro Harda , Gerhard Klimeck , Takashi Kita

We propose a class of preparation schemes for orbital angular momentum and polarisation qubits carried by single photons or classical states of light based on coherent feedback control by an ancillary degree of freedom of light. The…

Quantum Physics · Physics 2021-09-20 Amy Rouillard , Tanita Permaul , Sandeep K. Goyal , Thomas Konrad

Light polarization is one of the most fundamental features, equivalent to energy and coherence. Magnetism changes light polarization, and vice versa. The irradiation of intense circularly polarized femtosecond pules to magnetic materials…

In photonic quantum applications, optical routers are required to handle single photons with low loss, high speed, and preservation of their quantum states. Single-photon routing with maintained polarization states is particularly important…

Quantum Physics · Physics 2024-04-09 Pengfei Wang , Soyoung Baek , Keiichi Edamatsu , Fumihiro Kaneda

Coherent interference in multimode photonic systems underpins scalable, high-fidelity control for beam shaping, power delivery, and signal processing, yet most existing approaches rely on bulky adaptive optics or polarization-sensitive…

Optics · Physics 2026-01-27 Harikumar K Chandrasekharan , Ross Donaldson

We propose and demonstrate a method for quantum-state tomography of qudits encoded in the quantum polarization of $N$-photon states. This is achieved by distributing $N$ photons nondeterministically into three paths and their subsequent…

Quantum Physics · Physics 2016-09-14 Ömer Bayraktar , Marcin Swillo , Carlota Canalias , Gunnar Björk

Vector polarization induced by a change in scalar phase has been far beyond our understanding of the relationship between polarization and phase in classical optics due to the entanglement of inherent polarized modes of light beams. To…

Resonant absorption of a photon by bound electrons in a solid can promote an electron to another orbital state or transfer it to a neighboring atomic site. Such a transition in a magnetically ordered material could affect the magnetic…

Stokes parameters are a standard tool in quantum optics. They involve averaged intensities at exits of polarizers. If the overall measured intensity fluctuates, as e.g. for states with undefined photon numbers, the instances of its…

Quantum Physics · Physics 2017-07-07 Marek Zukowski , Wieslaw Laskowski , Marcin Wiesniak

We report on the observation of photoluminescence from positive, neutral and negative charge states of single semiconductor quantum dots. For this purpose we designed a structure enabling optical injection of a controlled unequal number of…

The interaction of polarized light with photonic crystals exhibit unique features due to its sub-wavelength nature on the surface and the periodic variation of refractive index in the depth of the crystals. Here, we present a detailed study…

Optics · Physics 2017-05-24 Priya , Rajesh V. Nair

Polarimetric imaging aims to recover polarimetric parameters, including Total Intensity (TI), Degree of Polarization (DoP), and Angle of Polarization (AoP), from captured polarized measurements. In real-world scenarios, these measurements…

Image and Video Processing · Electrical Eng. & Systems 2026-03-09 Chu Zhou , Yufei Han , Junda Liao , Linrui Dai , Wangze Xu , Art Subpa-Asa , Heng Guo , Boxin Shi , Imari Sato

Polarization-resolved near-infrared imaging adds a useful optical contrast mechanism to eye tracking by measuring the polarization state of light reflected by ocular tissues in addition to its intensity. In this paper we demonstrate how…

We report on the experimental implementation of a polarimeter based on a scheme known to be optimal for obtaining the polarization vector of ensembles of spin-1/2 quantum systems, and the alignment procedure for this polarimeter is…

Quantum Physics · Physics 2007-05-23 Alexander Ling , Soh Kee Pang , Antia Lamas-Linares , Christian Kurtsiefer

Spin-orbit interaction (SOI) have provided a new viable roadmap for the development of spin-based photonics devices. However, existing strategies to control the SOI focus commonly on tailoring the spatial dimension of light fields yet…

Optics · Physics 2021-12-13 Yanxiang Zhang , Zijing Zhang , Zhongquan Nie

We have investigated the tunable lateral shift and polarization beam splitting of the transmitted light beam through electro-optic crystals, based on the Pockels effect. The positive and negative lateral shifts could be easily controlled by…

Optics · Physics 2009-03-30 Xi Chen , Ming Shen , Zhen-Fu Zhang , Chun-Fang Li

We propose and numerically simulate an optoelectronic compact circular polarimeter. It allows to electrically measure the degree of circular polarization and light intensity at room temperature for a wide range of incidence angles in a…

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