ARTICLE
|
doi:10.20944/preprints202312.2274.v1
Subject:
Computer Science And Mathematics,
Artificial Intelligence And Machine Learning
Keywords:
Physics-informed deep learning; unsupervised learning; Reynolds-averaged Navier-Stokes equations; high Reynolds number flow; turbulence modeling
Online: 29 December 2023 (13:04:32 CET)
ARTICLE
|
doi:10.20944/preprints202109.0475.v1
Subject:
Biology And Life Sciences,
Biochemistry And Molecular Biology
Keywords:
food bioactive compunds; stokes aster ethanolic extarcts; health effects; antiproliferative activity; Caco2 cells; docking; human tankyrase 1
Online: 28 September 2021 (14:23:04 CEST)
ARTICLE
|
doi:10.20944/preprints202410.0998.v1
Subject:
Food Chemistry,
Chemistry And Materials Science
Keywords:
Piper extracts; cluster analysis; MRSA; fourier transform infrared; gas chromatography-mass spectrometry; In Silico Studies
Online: 15 October 2024 (03:47:32 CEST)
ARTICLE
|
doi:10.20944/preprints202410.0911.v1
Subject:
Engineering,
Bioengineering
Keywords:
dielectrophoresis; cell separation; microfluidic device; electric field analysis; Fourier series expansion; three-dimensional fluorescence imaging
Online: 11 October 2024 (11:18:36 CEST)
ARTICLE
|
doi:10.20944/preprints202405.2069.v1
Subject:
Physical Sciences,
Thermodynamics
Keywords:
non-Fourier heat conduction model; Caputo fractional derivative; inverse problem; parameters estimation; time integral characteristic
Online: 30 May 2024 (14:24:39 CEST)
ARTICLE
|
doi:10.20944/preprints202403.1151.v1
Subject:
Chemistry And Materials Science,
Biomaterials
Keywords:
Aluminum oxide nanoparticles; pH; Cymbopogan citratus; UV‐visible spectroscopy; Xray diffraction; Fourier transform infrared spectroscopy
Online: 19 March 2024 (16:11:35 CET)
ARTICLE
|
doi:10.20944/preprints202401.0938.v1
Subject:
Computer Science And Mathematics,
Applied Mathematics
Keywords:
Fourier transform, Laplace-Carson transform, transient phenomena, state-space variables, electrical circuits, power electronic system.
Online: 11 January 2024 (14:17:17 CET)
ARTICLE
|
doi:10.20944/preprints202312.1897.v1
Subject:
Engineering,
Aerospace Engineering
Keywords:
Stepped-frequency radar; Velocity estimation; Fractional Fourier transform (FrFT); Chirp rate; Golden section search (GSS)
Online: 26 December 2023 (07:47:35 CET)
ARTICLE
|
doi:10.20944/preprints202305.0634.v1
Subject:
Chemistry And Materials Science,
Analytical Chemistry
Keywords:
virgin coconut oil; oil adulteration; Fourier transform infrared; multivariate curve resolution; genetic algorithm; control chart.
Online: 9 May 2023 (10:22:27 CEST)
ARTICLE
|
doi:10.20944/preprints202206.0224.v2
Subject:
Computer Science And Mathematics,
Analysis
Keywords:
asymptotic expansion; Borel-Laplace transform; Fourier series; initial value problem; formal power series; singular perturbation
Online: 15 September 2022 (02:00:35 CEST)
ARTICLE
|
doi:10.20944/preprints202111.0495.v1
Subject:
Computer Science And Mathematics,
Mathematics
Keywords:
Asymptotic expansion; Borel-Laplace transform; Fourier transform; initial value problem; formal power series; singular perturbation
Online: 26 November 2021 (09:56:11 CET)
ARTICLE
|
doi:10.20944/preprints201908.0039.v1
Subject:
Engineering,
Electrical And Electronic Engineering
Keywords:
fault diagnosis; induction motors; wind energy generation; fourier transforms; spectral 16 analysis; spectrogram; transient regime
Online: 5 August 2019 (03:56:26 CEST)
ARTICLE
|
doi:10.20944/preprints201609.0106.v2
Subject:
Computer Science And Mathematics,
Applied Mathematics
Keywords:
air- or iron-cored coil; Cartesian coordinates; Fourier analysis; two-dimensional; saturation effect; subdomain technique
Online: 16 January 2017 (04:38:11 CET)
ARTICLE
|
doi:10.20944/preprints202311.1673.v1
Subject:
Physical Sciences,
Mathematical Physics
Keywords:
Navier-Stokes equation; vorticity equation; toroidal vortex; irrotational velocity; solenoidal velocity; spiral galaxies; dark matter; dark energy
Online: 27 November 2023 (07:48:01 CET)
ARTICLE
|
doi:10.20944/preprints202410.0143.v1
Subject:
Computer Science And Mathematics,
Signal Processing
Keywords:
speech denoising; causal U-Net; short-time Fourier transform; short-time discrete cosine transform; regression mapping
Online: 3 October 2024 (03:51:59 CEST)
ARTICLE
|
doi:10.20944/preprints202407.0403.v1
Subject:
Engineering,
Telecommunications
Keywords:
approximate discrete Fourier transform; wideband spectrum perception; wideband multi-beam RF digital beamforming; low-complexity algorithms
Online: 4 July 2024 (11:12:46 CEST)
ARTICLE
|
doi:10.20944/preprints202402.0465.v1
Subject:
Physical Sciences,
Other
Keywords:
chitosan nanoparticles; structure properties; polymer functionalization; x-ray diffraction; transmission electron microscopy; Fourier transform infrared spectroscopy
Online: 8 February 2024 (07:34:43 CET)
ARTICLE
|
doi:10.20944/preprints202307.0112.v2
Subject:
Engineering,
Civil Engineering
Keywords:
Isotropic rectangular thin plate; concentrated/distributed bending moment; plates of infinite length; Lévy solution; Fourier sine series
Online: 21 July 2023 (12:53:46 CEST)
ARTICLE
|
doi:10.20944/preprints202305.2121.v2
Subject:
Engineering,
Civil Engineering
Keywords:
Isotropic rectangular Kirchhoff plate; opposite edges clamped; flexibility method; force method; Lévy solution; Fourier sine series
Online: 12 June 2023 (13:53:59 CEST)
ARTICLE
|
doi:10.20944/preprints202106.0479.v2
Subject:
Engineering,
Civil Engineering
Keywords:
Isotropic rectangular plate; Kirchhoff–Love plate theory; non-uniform heating; Fourier sine transform; Navier solution; Lévy solution
Online: 10 December 2021 (13:50:59 CET)
ARTICLE
|
doi:10.20944/preprints202409.1530.v1
Subject:
Computer Science And Mathematics,
Applied Mathematics
Keywords:
mathematical model; Navier-Stokes equations; pharmaceutical pollutants; infiltration through membranes; flow through porous media; rehabilitation of existing cleaning plants
Online: 19 September 2024 (12:45:12 CEST)
ARTICLE
|
doi:10.20944/preprints202311.0712.v1
Subject:
Computer Science And Mathematics,
Mathematics
Keywords:
equilibrium figures; viscous compressible two-layer fluid; capillary forces; interface problem for the Navier – Stokes system; the Hölder spaces
Online: 10 November 2023 (13:25:43 CET)
ARTICLE
|
doi:10.20944/preprints202309.1301.v1
Subject:
Physical Sciences,
Fluids And Plasmas Physics
Keywords:
Reynolds-Averaged Navier-Stokes equations; RANS simulations; Turbulence; Hydrodynamic instabilities and mixing; Reactive Tracers; Coupling; Model development and validation
Online: 20 September 2023 (02:47:58 CEST)
ARTICLE
|
doi:10.20944/preprints202306.1023.v1
Subject:
Biology And Life Sciences,
Biochemistry And Molecular Biology
Keywords:
Ab initio reconstruction; Simultaneous 2D alignment and 3D refinement; AlignFM; Fourier Mellin transform; Particle swarm intelligence optimization
Online: 14 June 2023 (09:02:51 CEST)
ARTICLE
|
doi:10.20944/preprints202301.0582.v1
Subject:
Computer Science And Mathematics,
Analysis
Keywords:
Asymptotic expansion; Borel-Laplace transform; Fourier transform; initial value problem; formal power series; formal monodromy; singular perturbation
Online: 31 January 2023 (10:17:51 CET)
ARTICLE
|
doi:10.20944/preprints202205.0187.v1
Subject:
Arts And Humanities,
Art
Keywords:
historic pigments; colorants; nitrocellulose; X-ray radiography; X-ray fluorescence spectroscopy; infrared Fourier transform spectroscopy; Raman spectroscopy
Online: 13 May 2022 (09:44:35 CEST)
ARTICLE
|
doi:10.20944/preprints202107.0570.v1
Subject:
Computer Science And Mathematics,
Applied Mathematics
Keywords:
Face Detection; Euclidean Distance; Fast Fourier Transformation; Discrete Cosine Transformation; Facial Parts Detection; Frequency domain; Spatial domain
Online: 26 July 2021 (11:47:11 CEST)
ARTICLE
|
doi:10.20944/preprints201811.0458.v1
Subject:
Biology And Life Sciences,
Immunology And Microbiology
Keywords:
Bacillus; Bioremediation; Enzymes; Fourier transformed infrared spectroscopy (FTIR); Gas chromatography-mass spectrometry (GC-MS); Physicochemicals; Textile wastewater.
Online: 19 November 2018 (11:19:08 CET)
ARTICLE
|
doi:10.20944/preprints201811.0027.v1
Subject:
Computer Science And Mathematics,
Analysis
Keywords:
Fourier transform; rigid body motions; partial differential equations; Lévy processes; lie groups; homogeneous spaces; stochastic differential equations
Online: 2 November 2018 (06:42:58 CET)
ARTICLE
|
doi:10.20944/preprints202407.0959.v1
Subject:
Computer Science And Mathematics,
Artificial Intelligence And Machine Learning
Keywords:
Physics-informed deep learning; unsupervised learning; Reynolds-averaged Navier-Stokes equations; high Reynolds number flow; variable geometry; parameterized surrogate modeling
Online: 11 July 2024 (12:28:57 CEST)
ARTICLE
|
doi:10.20944/preprints201811.0534.v1
Subject:
Engineering,
Marine Engineering
Keywords:
tsunami; CFD; Saint Venant (SV) model; Adaptive Mesh Refinement (AMR); large scale propagation; 3D Navier-Stokes (NS) model; coastal impact
Online: 22 November 2018 (04:43:54 CET)
ARTICLE
|
doi:10.20944/preprints202409.2429.v1
Subject:
Environmental And Earth Sciences,
Water Science And Technology
Keywords:
Biochar filtration systems; Fourier Transform Infrared Spectroscopy (FTIR); Scanning Electron Microscopy (SEM); hydraulic retention time (HRT); surface morphology
Online: 30 September 2024 (15:28:14 CEST)
ARTICLE
|
doi:10.20944/preprints202408.0942.v1
Subject:
Engineering,
Safety, Risk, Reliability And Quality
Keywords:
Fast Fourier Transform; Peak Detection; Feature Importance; Fault Detection and Isolation; Extreme Gradient Boosting; Machine Learning; Discriminative Features
Online: 13 August 2024 (13:05:48 CEST)
ARTICLE
|
doi:10.20944/preprints202406.0498.v1
Subject:
Chemistry And Materials Science,
Polymers And Plastics
Keywords:
biodegradation; composting; leather finishing; bio-based materials; Fourier transform infrared spectroscopy; thermogravimetric analysis; solid-state nuclear magnetic resonance
Online: 7 June 2024 (14:34:29 CEST)
ARTICLE
|
doi:10.20944/preprints202310.1600.v1
Subject:
Public Health And Healthcare,
Primary Health Care
Keywords:
Alzheimer's disease; signal processing methods; Fourier transform; time-frequency analysis; statistical signal processing; EEG; signal characteristics; signal noise
Online: 25 October 2023 (08:00:28 CEST)
ARTICLE
|
doi:10.20944/preprints202206.0135.v1
Subject:
Environmental And Earth Sciences,
Geophysics And Geology
Keywords:
applied geophysics; digital signal processing; enhancement of sharpness of 3D-GPR datasets; 2D Fourier interpolation; GPR data densification
Online: 9 June 2022 (04:30:02 CEST)
ARTICLE
|
doi:10.20944/preprints202007.0657.v1
Subject:
Physical Sciences,
Fluids And Plasmas Physics
Keywords:
Generalized Fourier-Fick laws; Chemical reaction; Jeffrey material; Heat source; Variable thermal conductivity; Nonlinear convection; Variable mass diffusivity
Online: 27 July 2020 (00:56:53 CEST)
ARTICLE
Subject:
Computer Science And Mathematics,
Analysis
Keywords:
asymptotic expansion; Borel-Laplace transform; Fourier transform; initial value problem; formal power series; partial differential equation; singular perturbation
Online: 14 June 2020 (13:06:30 CEST)
DATA DESCRIPTOR
|
doi:10.20944/preprints201805.0428.v2
Subject:
Engineering,
Chemical Engineering
Keywords:
aggregation; Fourier transform infrared spectrometer; particle electrophoresis; risk assessment; Taguchi orthogonal array; UV-Vis spectrophotometer; zinc oxide nanoparticles
Online: 19 June 2018 (16:03:32 CEST)
ARTICLE
|
doi:10.20944/preprints201805.0170.v1
Subject:
Engineering,
Mechanical Engineering
Keywords:
machine fault diagnosis; rotordynamics; rub; aeroderivative turbines; accelerometers; early fault detection; fourier analysis; real cepstrum; continuous wavelet transform
Online: 10 May 2018 (16:10:11 CEST)
ARTICLE
|
doi:10.20944/preprints201811.0345.v1
Subject:
Physical Sciences,
Fluids And Plasmas Physics
Keywords:
Landau damping; resonant transfer; anharmonic lattice; nonlinear waves; collective modes; gravity waves; Stokes flow; Basset drag force; surfactant approximation; fractional derivative; anharmonic
Online: 15 November 2018 (05:43:52 CET)
ARTICLE
|
doi:10.20944/preprints202408.1577.v1
Subject:
Public Health And Healthcare,
Other
Keywords:
bipolar montage; coherence; fast Fourier transform; K-complex; Pearson’s correlation coefficient; Polysomnography; power spectra; qEEG; sleep spindles; sleep staging.
Online: 21 August 2024 (14:28:02 CEST)
ARTICLE
|
doi:10.20944/preprints202406.0259.v1
Subject:
Chemistry And Materials Science,
Polymers And Plastics
Keywords:
Carbopol® Ultrez 10 microgels; rheology; yield-stress fluids; ultrasonication; Fourier transform infrared (FTIR) spectroscopy; confocal microscopy
Online: 5 June 2024 (10:57:53 CEST)
ARTICLE
|
doi:10.20944/preprints202403.1198.v2
Subject:
Engineering,
Control And Systems Engineering
Keywords:
wind turbine; monitoring; wear trend; Fourier vibration spectrum; support vector machine; base density of the collected data; machine learning.
Online: 9 April 2024 (10:23:59 CEST)
ARTICLE
Subject:
Computer Science And Mathematics,
Algebra And Number Theory
Keywords:
Asymptotic expansion; Borel-Laplace transform; Fourier transform; initial value problem; formal power series; linear partial differential equation; singular perturbation
Online: 30 September 2020 (13:06:44 CEST)
ARTICLE
Subject:
Computer Science And Mathematics,
Analysis
Keywords:
Asymptotic expansion; Borel-Laplace transform; Fourier transform; initial value problem; formal power series; linear partial differential equation; singular perturbation
Online: 11 September 2020 (08:11:47 CEST)
ARTICLE
|
doi:10.20944/preprints201906.0095.v1
Subject:
Physical Sciences,
Optics And Photonics
Keywords:
paracetamol; laser-induced breakdown spectroscopy; cyanide; carbon Swan bands; principal component analysis; Raman spectroscopy; Fourier-Transform-infra-red spectroscopy
Online: 11 June 2019 (10:42:58 CEST)
ARTICLE
|
doi:10.20944/preprints202408.1607.v1
Subject:
Computer Science And Mathematics,
Computational Mathematics
Keywords:
Signal Approximation; Mathematical Analysis; Fourier Series; Complex Signals; Dirichlet Problem; School; Fuzzy Logics; Hyperbolic Series Identities; Signal Processing; Signal Modelling
Online: 22 August 2024 (08:25:46 CEST)
ARTICLE
|
doi:10.20944/preprints202305.1108.v1
Subject:
Engineering,
Electrical And Electronic Engineering
Keywords:
Fault detection; Motor Current Signature Analysis (MCSA); Broken Rotor Bar (BRB); Squirrel Cage Induction Motor (SQIM); Fast Fourier Transform (FFT)
Online: 16 May 2023 (05:44:51 CEST)
ARTICLE
|
doi:10.20944/preprints202106.0480.v1
Subject:
Biology And Life Sciences,
Biochemistry And Molecular Biology
Keywords:
Myrothecium verrucaria; lignocelluloses; Scanning electron microscope (SEM); Fourier transform infrared spectroscopy (FTIR); pretreatment; degradation; co-composting; corn stover; cow manure
Online: 18 June 2021 (13:06:31 CEST)
ARTICLE
|
doi:10.20944/preprints201801.0154.v1
Subject:
Engineering,
Mechanical Engineering
Keywords:
Lyapunov exponents; Wolf method; Rosenstein method, Kantz method; neural network method; method of synchronization; Benettin method; Fourier spectrum; Gauss wavelets.
Online: 17 January 2018 (11:38:53 CET)
ARTICLE
|
doi:10.20944/preprints201608.0186.v1
Subject:
Computer Science And Mathematics,
Geometry And Topology
Keywords:
active vision; the conformal camera; the Riemann sphere; Möbius geometry; complex projective geometry; projective Fourier transform; retinotopy; binocular vision; horopter
Online: 20 August 2016 (11:24:25 CEST)
COMMUNICATION
|
doi:10.20944/preprints202408.0208.v2
Subject:
Engineering,
Bioengineering
Keywords:
microfluidics; beads; sedimentation; cloud point; droplet microfluidics; phase change; surfactant; hindered settling; Richardson-Zaki; stokes law; fluid dynamics; fluid splitting; fluid metering; dense particles
Online: 12 August 2024 (03:34:25 CEST)
ARTICLE
|
doi:10.20944/preprints202308.1128.v1
Subject:
Physical Sciences,
Theoretical Physics
Keywords:
Navier-Stokes equation; Schrödinger equation; de Broglie pilot-wave; Bohmian trajectory; Helmholtz decomposition theorem; toroidal vortex; toroidal bubble; helicoidal ring; irrotational velocity; solenoidal velocity
Online: 16 August 2023 (05:22:27 CEST)
ARTICLE
|
doi:10.20944/preprints202402.1031.v1
Subject:
Physical Sciences,
Optics And Photonics
Keywords:
Orbital momentum; polar mapping; Fast Fourier Transform; vortex beams; singular optics; structured light; beam characterization; mode sorting; topological charge; spiral recognition
Online: 19 February 2024 (10:23:15 CET)
ARTICLE
|
doi:10.20944/preprints202104.0335.v1
Subject:
Chemistry And Materials Science,
Analytical Chemistry
Keywords:
Two-dimensional Fourier transform (2D FT) spectroscopy; Ion Cyclotron Resonance 20 (ICR), Nuclear Magnetic Resonance; Precursor ions; Parent ions; Daughter ions.
Online: 13 April 2021 (10:13:28 CEST)
ARTICLE
|
doi:10.20944/preprints201712.0026.v2
Subject:
Engineering,
Electrical And Electronic Engineering
Keywords:
fault diagnosis; condition monitoring; short time Fourier transform; slepian window; prolate spheroidal wave functions; discrete prolate spheroidal sequences; time-frequency distributions
Online: 6 December 2017 (05:34:29 CET)
ARTICLE
|
doi:10.20944/preprints202405.1931.v1
Subject:
Medicine And Pharmacology,
Epidemiology And Infectious Diseases
Keywords:
Candida auris; Fourier-Transform Infrared Spectroscopy; IR-Biotyper; outbreak; phylogenetic analysis; cluster analysis; multi-resistant fungal pathogen; healthcare associated infections
Online: 29 May 2024 (07:41:46 CEST)
ARTICLE
Subject:
Computer Science And Mathematics,
Analysis
Keywords:
asymptotic expansion; Borel-Laplace transform; Fourier transform; initial value problem; formal power series; linear integro-differential equation; partial differential equation; singular perturbation
Online: 24 December 2019 (14:24:38 CET)
ARTICLE
|
doi:10.20944/preprints202409.2040.v1
Subject:
Computer Science And Mathematics,
Mathematics
Keywords:
Riemann Zeta function; Riemann hypothesis; Fourier series; Gamma function; multiplicative inversion relationship in the complex plane. Euler product formula for prime numbers
Online: 26 September 2024 (03:58:01 CEST)
ARTICLE
|
doi:10.20944/preprints202308.1430.v1
Subject:
Chemistry And Materials Science,
Nanotechnology
Keywords:
goethite nanoparticles; impedance spectroscopy; Fourier Transform Infrared Spectros-copy (FT-IR); visible-light activated photocatalyst; cathode active material; sodium-ion batteries; lithium-ion batteries
Online: 21 August 2023 (07:21:12 CEST)
ARTICLE
|
doi:10.20944/preprints202111.0409.v1
Subject:
Engineering,
Electrical And Electronic Engineering
Keywords:
Floquet analysis; MoM method; Almost periodic antenna arrays; Fourier analysis; strong mutual coupling; Dense massive MIMO; MM and THz waves; 5G and 6G applications
Online: 22 November 2021 (15:11:58 CET)
ARTICLE
|
doi:10.20944/preprints201905.0189.v1
Subject:
Chemistry And Materials Science,
Analytical Chemistry
Keywords:
exhaled breath analysis; field-asymmetric ion mobility spectrometry; FAIMS; Fourier-transform infrared spectroscopy; FTIR; luminescence sensing; infrared sensors; hyphenated techniques; hybrid techniques; acetone; carbon dioxide; oxygen
Online: 15 May 2019 (10:49:38 CEST)
ARTICLE
|
doi:10.20944/preprints201807.0258.v1
Subject:
Engineering,
Electrical And Electronic Engineering
Keywords:
compressive sensing; orthogonal matching pursuit; hybrid optical cryptography; symmetric cryptography; asymmetric cryptography; Fourier related transforms; double random phase/amplitude optical key encryption; data compression; sensor reduction
Online: 16 July 2018 (07:36:09 CEST)
ARTICLE
|
doi:10.20944/preprints202403.1235.v1
Subject:
Biology And Life Sciences,
Animal Science, Veterinary Science And Zoology
Keywords:
Aquaculture; Insect meal; Microplastics (MP); Nanoplastics (NP); Aquafeed; Raman microscopy; Transmission Electron Microscopy (TEM); Scanning Electron Microscope (SEM); Energy-dispersive X-ray spectroscopy (EDX); Fourier transform infrared (FTIR).
Online: 20 March 2024 (14:11:36 CET)
REVIEW
|
doi:10.20944/preprints202309.0071.v1
Subject:
Chemistry And Materials Science,
Physical Chemistry
Keywords:
oxygen evolution reaction; catalysis; mechanism; artificial photosynthesis; titanium oxide; bismuth vanadate; perovskite; metal oxides; Fourier transform infrared spectroscopy; density functional theory; metal oxide; solar to hydrogen conversion efficiency
Online: 1 September 2023 (13:52:27 CEST)
COMMUNICATION
|
doi:10.20944/preprints202402.0599.v2
Subject:
Physical Sciences,
Mathematical Physics
Keywords:
nonrelativistic quantum electrodynamics; NRQED; background magnetic field; gauge invariance; Lagrangian; electron self-interactions; electromagnetic field interactions; path integral formalism; effective action; photon propagator; screening effects; density components; current components; Laurent expansions; hydrodynamic limit; equations of motion; Poiseuille-like flow; Navier-Stokes equation; relativistic hydrodynamics; linearized equations; nonrelativistic limit; quantum electrodynamical analysis
Online: 7 March 2024 (09:33:28 CET)
COMMUNICATION
|
doi:10.20944/preprints202402.0604.v2
Subject:
Physical Sciences,
Mathematical Physics
Keywords:
Dissipative Hydrodynamics, Schwinger-Keldysh Field Theory, Navier-Stokes Equations, Long-Range Massless Modes, Fluid Dynamics, Volume-Preserving Diffeomorphisms, Closed-Time-Path Formalism, Hydrodynamic Correlation Functions, Effective Field Theory, Non-Relativistic Fluid Dynamics, Systematic Treatment, Second Order in Derivatives, Energy-Momentum Balance Equation, Hydrodynamic Transport, Gravitational Anomaly, Quasinormal Modes, Holography, Entropy Production, Conformal Invariance
Online: 21 February 2024 (09:20:45 CET)