Results 1 to 10 of about 1,743 (212)
Metasurface-Based Polarimeters [PDF]
Applied Sciences (Switzerland), 2018 The state of polarization (SOP) is an inherent property of light that can be used to gain crucial information about the composition and structure of materials interrogated with light.
Fei Ding +2 more
exaly +8 more sources
Residual Interpolation Integrated Pixel-by-Pixel Adaptive Iterative Process for Division of Focal Plane Polarimeters [PDF]
Sensors, 2022 Residual interpolations are effective methods to reduce the instantaneous field-of-view error of division of focal plane (DoFP) polarimeters. However, their guide-image selection strategies are improper, and do not consider the DoFP polarimeters’ spatial
Su Qiu, Jin Weiqi, Qiu Su
exaly +6 more sources
Journal of Astronomy and Space Sciences, 2012 This report describes the inception, development and extensive use over 30 years of elliptical polarimeters at the University of Pennsylvania. The initial Mark I polarimeter design utilized oriented retarder plates and a calcite Foster-Clarke prism as ...
Robert H. Koch +5 more
doaj +5 more sources
The Structural Types of the Polarization Detection Unit in Imaging Polarimeter Based on the Stokes Parameter Method [PDF]
SensorsBio-inspired imaging polarimeters have significant applications in the field of detecting the polarization state of skylights. The polarization detection principle of polarization detection units in polarimeters is mostly based on the Stokes parameter ...
Yuanhao Li +5 more
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Testing entanglement of annihilation photons [PDF]
Scientific Reports, 2023 We present a new experimental study of the quantum entanglement of photon pairs produced in positron-electron annihilation at rest. Each annihilation photon has an energy that is five orders of magnitude higher than the energy of photons in optical ...
Alexander Ivashkin +7 more
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On-chip mid-infrared photothermoelectric detectors for full-Stokes detection [PDF]
Nature Communications, 2022 Mid-infrared polarization-sensitive photodetectors are desired for several applications, such as chemical analysis and biomedical diagnosis. Here, the authors report on-chip polarimeters based on the combination of plasmonic chiral metamaterials and 2D ...
Mingjin Dai +7 more
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Calibration Method for Division-of-Focal-Plane Polarimeters Using Nonuniform Light
IEEE Photonics Journal, 2021 A method to calibrate the errors of polarization information measured by division-of-focal-plane polarimeters is demonstrated. The principle of this method is explained, and its feasibility is verified by theoretical simulation and experiment.
Zhichao Ding +2 more
exaly +3 more sources
Design of Partial Mueller-Matrix Polarimeters for Application-Specific Sensors [PDF]
SensorsAt a particular frequency, most materials and objects of interest exhibit a polarization signature, or Mueller matrix, of limited dimensionality, with many matrix elements either negligibly small or redundant due to symmetry.
Brian G. Hoover, Martha Y. Takane
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Polarimeters for the Detection of Anisotropy from Reflectance [PDF]
MicromachinesPolarimetry is used to determine the Stokes parameters of a laser beam. Once all four S0,1,2,3 parameters are determined, the state of polarisation is established.
Shuji Kamegaki +9 more
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2D computational photodetectors enabling multidimensional optical information perception [PDF]
Nature CommunicationsMultidimensional optical information, encompassing spatiotemporal intensity, spectral composition, and polarization, enables a wide range of advanced applications, including environmental monitoring, biomedical imaging, and optical communications.
Fakun Wang +3 more
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