Academic literature on the topic 'Polarization photodetectors'

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Journal articles on the topic "Polarization photodetectors"

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Grahn, Holger T. "Nonpolar-Oriented GaN Films for Polarization-Sensitive and Narrow-Band Photodetectors." MRS Bulletin 34, no. 5 (2009): 341–47. http://dx.doi.org/10.1557/mrs2009.97.

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AbstractThis article reviews the optical polarization properties of unstrained and strained GaN films with a nonpolar orientation. In unstrained a -plane GaN films, the A exciton becomes completely linearly polarized perpendicular to the c-axis, whereas the B and C excitons are only partially polarized. In m -plane or a -plane GaN films under anisotropic in-plane compressive strain, all three interband transitions between the three uppermost valence bands and the conduction band can become linearly polarized for sufficiently large strain values. The complete linear polarization can be directly
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Das, K., S. Mukherjee, S. Manna, S. K. Ray, and A. K. Raychaudhuri. "Single Si nanowire (diameter ≤ 100 nm) based polarization sensitive near-infrared photodetector with ultra-high responsivity." Nanoscale 6, no. 19 (2014): 11232–39. http://dx.doi.org/10.1039/c4nr03170a.

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Single silicon nanowire-based MSM photodetectors show ultra high responsivity (&gt;10<sup>4</sup> A W<sup>−1</sup>) in the near-infra-red region, even at zero bias. The observed photoresponse is sensitive to the polarization of the exciting light, allowing the device to act as a polarization-dependent photodetector.
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Cheng, Bo, Yuxiao Zou, and Guofeng Song. "Full Stokes Mid-Wavelength Infrared Polarization Photodetector Based on the Chiral Dielectric Metasurface." Photonics 11, no. 6 (2024): 571. http://dx.doi.org/10.3390/photonics11060571.

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Conventional imaging techniques can only record the intensity of light while polarization imaging can record the polarization of light, thus obtaining a higher dimension of image information. We use the COMSOL software to numerically propose a circular polarization photodetector composed of the dislocated 2-hole Si chiral metasurfaces controlling the circular polarization lights and the HgCdTe (MCT) photodetector chip to detect the intensity of light signals. The chiral metasurfaces can be equated to a significant radiation source of the Z-type current density under the right circularly polari
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Hou, Yaonan, Menno Kappers, Chaoyuan Jin, and Rachel Oliver. "Photocurrent detection of radially polarized optical vortex with hot electrons in Au/GaN." Applied Physics Letters 120, no. 20 (2022): 202101. http://dx.doi.org/10.1063/5.0094454.

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We report a GaN based metal–semiconductor–metal (MSM) infrared photodetector enabled with azimuthally distributed sub-wavelength gratings fabricated on one of the working electrodes. Under illumination, hot electron transfer is introduced by the plasmonic resonance in the infrared waveband formed at the interface of Au/GaN. Without the help of using any external optical polarizers, the device is able to detect radial polarization vortices in the form of photocurrents with a prescribed response spectrum. The detector exhibits a 10%–90% rise and fall time of 0.9 ms under modulated light, much fa
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Li, Jinzhao, Junyu Li, Shudao Zhou, and Fei Yi. "Metasurface Photodetectors." Micromachines 12, no. 12 (2021): 1584. http://dx.doi.org/10.3390/mi12121584.

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Photodetectors are the essential building blocks of a wide range of optical systems. Typical photodetectors only convert the intensity of light electrical output signals, leaving other electromagnetic parameters, such as the frequencies, phases, and polarization states unresolved. Metasurfaces are arrays of subwavelength structures that can manipulate the amplitude, phase, frequency, and polarization state of light. When combined with photodetectors, metasurfaces can enhance the light-matter interaction at the pixel level and also enable the detector pixels to resolve more electromagnetic para
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Zheng, Dingshan, Hailu Wang, Ruoling Chen, et al. "High-detectivity tin disulfide nanowire photodetectors with manipulation of localized ferroelectric polarization field." Nanophotonics 10, no. 18 (2021): 4637–44. http://dx.doi.org/10.1515/nanoph-2021-0480.

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Abstract Tin sulfide semiconductor nanowires (NWs) have been widely investigated for photodetection applications because of their good optical and electrical properties. Herein, we synthesized n-type SnS2 NWs and then fabricated SnS2 NW photodetectors with a ferroelectric polymer side-gate. The strong electric field induced by ferroelectric polymer can effectively suppress the dark current and improve the detectivity in SnS2 NW photodetectors. The photodetectors after polarization depletion exhibit a high photoconductive gain of 4.0 × 105 and a high responsivity of 2.1 × 105 A W−1. Compared wi
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Wang, Xingang, Tao Xiong, Kaiyao Xin, et al. "Polarization sensitive photodetector based on quasi-1D ZrSe3." Journal of Semiconductors 43, no. 10 (2022): 102001. http://dx.doi.org/10.1088/1674-4926/43/10/102001.

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Abstract The in-plane anisotropy of transition metal trichalcogenides (MX3) has a significant impact on the molding of materials and MX3 is a perfect choice for polarized photodetectors. In this study, the crystal structure, optical and optoelectronic anisotropy of one kind of quasi-one-dimensional (1D) semiconductors, ZrSe3, are systematically investigated through experiments and theoretical studies. The ZrSe3-based photodetector shows impressive wide spectral response from ultraviolet (UV) to near infrared (NIR) and exhibits great optoelectrical properties with photoresponsivity of 11.9 mA·W
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Jestl, M., A. Köck, W. Beinstingl, and E. Gornik. "Polarization- and wavelength-selective photodetectors." Journal of the Optical Society of America A 5, no. 9 (1988): 1581. http://dx.doi.org/10.1364/josaa.5.001581.

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Hainey, Mel F., Takaaki Mano, Takeshi Kasaya, et al. "Systematic studies for improving device performance of quantum well infrared stripe photodetectors." Nanophotonics 9, no. 10 (2020): 3373–84. http://dx.doi.org/10.1515/nanoph-2020-0095.

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AbstractThe integration of quantum well infrared photodetectors with plasmonic cavities has allowed for demonstration of sensitive photodetectors in the mid-infrared up to room-temperature operating conditions. However, clear guidelines for optimizing device structure for these detectors have not been developed. Using simple stripe cavity detectors as a model system, we clarify the fundamental factors that improve photodetector performance. By etching semiconductor material between the stripes, the cavity resonance wavelength was expected to blue-shift, and the electric field was predicted to
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Gao, Xing, Xin Song, Shan Zhang, et al. "A Self-Powered Broadband Photodetector with High Photocurrent Based on Ferroelectric Thin Film Using Energy Band Structure Design." Crystals 14, no. 1 (2024): 79. http://dx.doi.org/10.3390/cryst14010079.

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Self-powered photodetectors have the advantages of high sensitivity, sustainability, and small size and have become a research hotspot in advanced optoelectronic systems. However, the low output photocurrent density seriously hinders the practical application of ferroelectric self-powered photodetectors. Herein, the high-efficiency photoelectric detection performance of the Bi1-xHoxFeO3 ferroelectric self-powered photodetector is realized by doping Ho. The responsivity (R) and detectivity (D*) can reach 0.0159 A/W and 1.94 × 1011 Jones under monochromatic light with a wavelength of 900 nm. Mea
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Dissertations / Theses on the topic "Polarization photodetectors"

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Ahmed, Rizwan, and Shahid Abbas. "Electrical and Optical Characteristics of InP Nanowires based p-i-n Photodetectors." Thesis, Högskolan i Halmstad, Sektionen för Informationsvetenskap, Data– och Elektroteknik (IDE), 2010. http://urn.kb.se/resolve?urn=urn:nbn:se:hh:diva-13915.

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Photodetectors are a kind of semiconductor devices that convert incoming light to an electrical signal. Photodetectors are classified based on their different structure, fabrication technology, applications and different sensitivity. Infrared photodetectors are widely used in many applications such as night vision, thermal cameras, remote temperature sensing, and medical diagnosis etc.   All detectors have material inside that is sensitive to incoming light. It will absorb the photons and, if the incoming photons have enough energy, electrons will be excited to higher energy levels and if thes
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Ševčík, Michal. "Nanometrologická vibrometrie." Master's thesis, Vysoké učení technické v Brně. Fakulta elektrotechniky a komunikačních technologií, 2013. http://www.nusl.cz/ntk/nusl-220217.

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This thesis deals with the precise measurement of distances in nanometer range at ultrasonic frequencies for the purposes of vibrometry. The paper is primary focused on~nanometric displacement measurement methods. First the thesis deals with the physical phenomena based on light in the theoretical section. This includes interference of light, index of refraction, polarization, interferometry and more. Understanding of these physical laws is crucial for design and assembling of the interferometer. Subjects of interferometric method for precise and fast measurement of the nanometric displacement
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Zhou, Ziqi. "Optical and Electrical Properties of Two-Dimensional Materials." Electronic Thesis or Diss., Université de Lorraine, 2021. http://www.theses.fr/2021LORR0141.

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Les semi-conducteurs bidimensionnels possèdent de nombreuses propriétés fonctionnelles intéressantes telles qu’électriques, optiques, magnétiques, thermiques etc., qui permettent des applications potentielles notamment dans les dispositifs optoélectroniques ultraminces, transparents et hautement intégrés. La synthèse de nouveaux matériaux bidimensionnels et l’exploration de leurs performances optimales, ainsi que le développement de leurs applications font l’objet d’une intense activité de recherche dans le domaine des matériaux. Cette thèse s’inscrit dans la recherche de nouveaux matériaux bi
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Park, Hyunsung. "Vertical Silicon Nanowires for Image Sensor Applications." Thesis, Harvard University, 2014. http://nrs.harvard.edu/urn-3:HUL.InstRepos:13065028.

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Conventional image sensors achieve color imaging using absorptive organic dye filters. These face considerable challenges however in the trend toward ever higher pixel densities and advanced imaging methods such as multispectral imaging and polarization-resolved imaging. In this dissertation, we investigate the optical properties of vertical silicon nanowires with the goal of image sensor applications. First, we demonstrate a multispectral imaging system that uses a novel filter that consists of vertical silicon nanowires embedded in a transparent medium. Second, we demonstrate pixels consisti
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Bučko, Kristián. "Měření vlastností polarizovaného světla na výstupu vlnového multiplexu a jeho optimalizace pro použití v senzorové technice." Master's thesis, Vysoké učení technické v Brně. Fakulta elektrotechniky a komunikačních technologií, 2021. http://www.nusl.cz/ntk/nusl-442381.

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The polarization of light is one of the most remarkable phenomena in nature and has led to many discoveries in the optical-telecommunications sphere. The master's thesis describes the basic knowledge about polarized light, which includes the types of light polarization, the issue of Poincaré sphere, polarizing ellipse, etc. Emphasis is also placed on the measurement of optical power, where the analysis of various types of photodetectors and also polarimeters was performed. In the practical part of this work, the design of the workplace itself is described in the diagrams. Also, all devices in
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Book chapters on the topic "Polarization photodetectors"

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Youn, Sun-Hyun. "Measurement of the Polarization State of a Weak Signal Field by Homodyne Detection." In Photodetectors. InTech, 2012. http://dx.doi.org/10.5772/36403.

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Ando, Kazuya, and Eiji Saitoh. "Spin Photodetector: Conversion of Light Polarization Information into Electric Voltage Using Inverse Spin Hall Effect." In Photodetectors. InTech, 2012. http://dx.doi.org/10.5772/35473.

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Mu, Haoran, Jian Yuan, and Shenghuang Lin. "Two-Dimensional Group-10 Noble-Transition-Metal Dichalcogenides Photodetector." In Photodetectors [Working Title]. IntechOpen, 2021. http://dx.doi.org/10.5772/intechopen.95883.

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2D Transition-Metal Dichalcogenides (TMDs) have been widely considered as a promising material for future optoelectronics due to the strong light-matter interaction, fantastic electronic properties and environmental stability. However, the relatively large bandgap and low mobility of conventional TMDs (such as MoS2 and WS2) limit their applications in infra optoelectronics and high-speed photodetection. In this chapter, we introduce a new type of group-10 noble TMDs (NTMDs), which exhibit outstanding properties such as unique structural phase, widely tunable energy gap and high mobility. Till
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Basu, Prasanta Kumar, Bratati Mukhopadhyay, and Rikmantra Basu. "Nanowires." In Semiconductor Nanophotonics. Oxford University PressOxford, 2022. http://dx.doi.org/10.1093/oso/9780198784692.003.0008.

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Abstract The present chapter develops the theory of interband, intersubband, and excitonic optical processes for semiconductor QWRs, in the same line as in earlier two chapters. The simple rectangular structure and analytical methods are considered first, followed by semi-analytical theories for practical structures. The classification of the one-dimensional nanostructures in terms of growth mechanisms that is, by epitaxial methods and by other chemical methods is next introduced and some examples of top-down and bottom-up methods are given. A few important physical processes and characteristi
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Awad, Ehab. "Infrared Nano-Focusing by a Novel Plasmonic Bundt Optenna." In Plasmonics [Working Title]. IntechOpen, 2022. http://dx.doi.org/10.5772/intechopen.104695.

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Infrared optical detection devices such as photodetectors, solar cells, cameras, and microbolometers are becoming smaller in size with a tiny active area in the range of a few micrometers or even nanometers. That comes at the expense of a smaller aperture area of the device, and in turn inefficient collection of infrared energy. Therefore, infrared plasmonic optical antennas are becoming essential to efficiently collect optical energy from free space and concentrate it down to the device’s tiny area. However, it is desirable to develop plasmonic antennas with a broad bandwidth, polarization in
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Sarid, Dror. "Heterodyne Detection System." In Scanning Force Microscopy. Oxford University PressNew York, NY, 1994. http://dx.doi.org/10.1093/oso/9780195092042.003.0007.

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Abstract In a heterodyne detection system (Martin and Wickramasinghe 1987), shown schematically in Fig. 7.1, the first beam splitter divides into two components. One passes through an acousto-optic modulator that shifts the beam frequency by Om , and the other is reflected onto a mirror as a reference beam. The beam with the shifted frequency, serving as the signal beam, passes through a polarizing beam splitter, a quarter-wave plate, and finally, a microscope objective that focuses it onto the lever supporting the force-sensing tip. The lever reflects the beam back through the microscope obje
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Conference papers on the topic "Polarization photodetectors"

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Wang, Bingxiang, Ke Jiang, Tong Fang, Xiaojuan Sun, and Dabing Li. "Polarization Regulation in Algan Solar-Blind Ultraviolet Photodetectors." In 2025 9th IEEE Electron Devices Technology & Manufacturing Conference (EDTM). IEEE, 2025. https://doi.org/10.1109/edtm61175.2025.11040890.

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Kim, Juhyeon, Nathan Dvořák, and Pei-Cheng Ku. "Visible-Wavelength Chip-Scale Polarization-Sensitive Spectrometer Using GaN Photodiodes." In CLEO: Science and Innovations. Optica Publishing Group, 2024. http://dx.doi.org/10.1364/cleo_si.2024.sf2a.2.

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A chip-scale spectrometer is proposed to resolve linear polarization information in the visible-wavelength range. The design was supported with preliminary experimental data based on elliptical cross-section nanopillar-shaped GaN photodetectors.
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Liu, Tengzhang, Weiying Zheng, Zhiquan Liu та ін. "Non-volatile Ferroelectric Modulation Polarization Detection in Self-Powered α-In2Se3/MoS2 Heterojunction Photodetectors". У 2025 6th International Conference on Electrical, Electronic Information and Communication Engineering (EEICE). IEEE, 2025. https://doi.org/10.1109/eeice65049.2025.11033899.

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Shin, Eunso, Rachel Bangle, Nathaniel Wilson, Stefan Nikodemski, Jarrett Vella, and Maiken Mikkelsen. "Ultrafast polarization sensing with an ultrathin, metasurface-integrated pyroelectric photodetector." In Optical Sensing and Precision Metrology, edited by Jacob Scheuer. SPIE, 2025. https://doi.org/10.1117/12.3043667.

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Yu, Isaac, Yashas T. Shivaram, Peter J. Van Kirk, et al. "Polarization-selective photodetector based on topological insulators for secure optical communications and sensing applications." In Active Photonic Platforms (APP) 2024, edited by Ganapathi S. Subramania and Stavroula Foteinopoulou. SPIE, 2024. http://dx.doi.org/10.1117/12.3028404.

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Komatsu, Kento, Shota Ishimura, Chun Ren, et al. "Metasurface-based Coherent Receiver Insensitive to LO Polarization." In Optical Fiber Communication Conference. Optica Publishing Group, 2024. http://dx.doi.org/10.1364/ofc.2024.th4b.2.

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A dual-polarization (DP) coherent receiver which is insensitive to local oscillator (LO) polarization is proposed and experimentally demonstrated using a single metasurface and five photodetectors. Self-coherent 50-GBd DP-QPSK transmission is accomplished with arbitrary LO polarizations.
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Onat, Bora M., Goekhan Ulu, and M. Selim Unlu. "Compact polarization sensors with vertically integrated photodetectors." In Optoelectronics and High-Power Lasers & Applications, edited by Shih-Yuan Wang and Yoon-Soo Park. SPIE, 1997. http://dx.doi.org/10.1117/12.298262.

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Ferreras, A., O. Antón, F. Rodriguez, E. Gdmez-Salas, J. L. de Miguel, and F. Hemdndez-Gil. "WAVEGUIDE PHOTODETECTORS FOR POLARIZATION DIVERSITY COHERENT RECEIVERS." In Integrated Photonics Research. OSA, 1994. http://dx.doi.org/10.1364/ipr.1994.thc5.

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Zhou, Jing, Zeshi Chu, Fangzhe Li, Tianyun Zhu, Xiaoshuang Chen, and Wei Lu. "Metamaterial integrated circular polarization quantum well infrared photodetectors." In 2021 46th International Conference on Infrared, Millimeter and Terahertz Waves (IRMMW-THz). IEEE, 2021. http://dx.doi.org/10.1109/irmmw-thz50926.2021.9566895.

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Park, Hyunsung, and Kenneth B. Crozier. "Polarization-resolved Imaging using Elliptical Silicon Nanowire Photodetectors." In CLEO: Science and Innovations. OSA, 2014. http://dx.doi.org/10.1364/cleo_si.2014.sth4i.5.

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