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Broadband Spectral Deconvolution of GRBs
Data from GRBs which occurred in the field of view of COMPTEL have been jointly analysed with the corresponding BATSE data using the Band spectral...
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Distortion Correction for Vortex Beams
Vortex beams propagating in free space will be disturbed by turbulent atmosphere, resulting in their intensity and phase distortions. It is already...
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Atmospheric Correction of Satellite Images Using a Neural Network
AbstractDuring remote sensing of the Earth, satellite equipment registers solar radiation reflected by the Earth’s surface. This reflected radiation...
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Photometric Correction of Images of Visible and Near-Infrared Bands from Chandrayaan-1 Hyper-Spectral Imager (HySI)
Photometric correction is a necessary step in planetary image pre-processing since the images of planetary surfaces are acquired by orbiting...
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Digital archival spectral data for Seyfert galaxies and their use in conjunction with modern FAI spectral data
The paper presents a methodology for the digitization and processing of our own spectral data archive and the results of comparing the obtained data...
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Partial spectral flow in the D1D5 CFT
The two-dimensional 𝒩 = 4 superconformal algebra has a free field realization with four bosons and four fermions. There is an automorphism of the...
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The Dissipative Spectral Form Factor for I.I.D. Matrices
The dissipative spectral form factor (DSFF), recently introduced in Li et al. (Phys Rev Lett 127(17):170602, 2021) for the Ginibre ensemble, is a key...
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A New Method for Motion Artifact Suppression in Spectral-Domain Optical Coherence Tomography
AbstractA new method for processing spectral-domain optical coherence tomography signals, which is designed to effectively suppress motion artifacts...
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A Radiometric Correction Method and Performance Characteristics for PIXL’s Multispectral Analysis Using LEDs
The Planetary Instrument for X-ray Lithochemistry (PIXL) onboard the Perseverance rover, part of NASA’s Mars 2020 mission, has the first camera...
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Estimation of the Soluble Salt Concentration in Murals Based on Spectral Transformation and Feature Extraction Modelling
Affected by temperature and humidity in the environment, salt crystals expand and accumulate on the surface of murals, causing the pigment layer to...
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Spectral and timing calibration of eXTP-SFA engineering model in 100XF
The spectroscopy focusing array is one of the four main scientific instruments of the enhanced X-ray Timing and Polarimetry mission, tasked with...
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Black Holes: Timing and Spectral Properties and Evolution
We review the timing and spectral evolution of black hole X-ray binary systems, with emphasis on the current accretion-ejection paradigm. When in...
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Improving the accuracy of temperature measurement by a spectral ratio pyrometer
The paper describes an algorithm that using numerical methods allows calculating the relationship between the temperature of the spectral ratio and...
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Symmetries and spectral statistics in chaotic conformal field theories
We discuss spectral correlations in coarse-grained chaotic two-dimensional CFTs with large central charge. We study a partition function describing...
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Updates to the SUMER Spectral Atlas
We present a reworked version of the SUMER spectral atlas (Curdt et al.,
2001 ). New identifications are given for more than 100 emission lines;...
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Changes in the Spectral Characteristics of Vowels in Russian Speech on a Noise Background
The article studies the acoustic characteristics of Russian speech under conditions of multitalker babble noise and manifestation of the Lombard...
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RSPSSL: A novel high-fidelity Raman spectral preprocessing scheme to enhance biomedical applications and chemical resolution visualization
Raman spectroscopy has tremendous potential for material analysis with its molecular fingerprinting capability in many branches of science and...
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Separation of Spectral Lines from a Broadband Background and Noise Filtering by Modified Tikhonov Regularization
AbstractWe propose a technique for processing noisy spectral data that implements a mathematically based selection of sharp signal peaks on an...
