Results 11 to 20 of about 3,891 (249)

Hydromagnetic free convection flow of viscous fluid between vertical parallel plates with damped thermal and mass fluxes [PDF]

open access: yesAlexandria Engineering Journal, 2019
In this article, hydromagnetic free convection flow of viscous fluid between two vertical plates is considered. The Caputo time-fractional derivative is used and the governing equations are fractionalized by means of generalized Fourier’s and Fick’s laws.
Zehui Shao   +4 more
doaj   +2 more sources

Convolution and Correlation Forms for the Offset Coupled Fractional Fourier Transform [PDF]

open access: yesJurnal MSA ( Matematika dan Statistika serta Aplikasinya)
This work presents convolution and correlation in  offset coupled fractional Fourier transform. The offset coupled fractional Fourier transform can be regarded as a generalized version of the coupled fractional Fourier transform. Various properties including this work like inversion formula and Parseval are studied in general and in detail for the ...
null Nasrullah   +2 more
openaire   +3 more sources

Switching oscillation-based fractional-domain high-sensitive diagnosis of machine turn insulation degradation [PDF]

open access: yesEngineering Science and Technology, an International Journal
Stator turn insulation degradation is a significant cause of failure in electric machines fed by high-frequency switching power electronic devices, making early-stage detection challenging due to weak fault characteristic signatures.
Muhammad Usman Sardar   +4 more
doaj   +2 more sources

Focusing Algorithm of Range Profile for Plasma-Sheath-Enveloped Target [PDF]

open access: yesRemote Sensing
In this paper, a one-dimensional (1-D) range profile of the hypersonic target enveloped by a plasma sheath is investigated. Firstly, the non-uniform property of the plasma sheath is studied and its impact on the wideband electromagnetic (EM) wave is ...
Fangfang Shen   +5 more
doaj   +2 more sources

Chemically Modified Clay Adsorbents Used in the Retention of Protein and Polyphenolic Compounds from Sauvignon Blanc White Wine [PDF]

open access: yesNanomaterials
During the manufacturing process of white wine, various physicochemical reactions can occur and can affect the quality of the finished product. For this reason, it is necessary to apply different treatments to minimize distinct factors such as protein ...
Andreea Hortolomeu   +8 more
doaj   +3 more sources

Application of waste tyre-based activated carbon for the removal of heavy metals in wastewater [PDF]

open access: yesCogent Engineering, 2017
This study presents the preparation and characterization of chemically activated carbonaceous materials obtained from waste tyres and the prepared adsorbent was applied for the adsorptive removal of Cd(II) and Pb(II) in the domestic wastewater samples ...
K. Mogolodi Dimpe   +2 more
doaj   +2 more sources

Universal Unitary Photonic Circuits by Interlacing Discrete Fractional Fourier Transform and Phase Modulation [PDF]

open access: yes, 2023
We introduce a novel parameterization of complex unitary matrices, which allows for the efficient photonic implementation of arbitrary linear discrete unitary operators.
Mohammad-Ali Miri (3960473)   +1 more
core   +4 more sources

Integrated Photonic Fractional Convolution Accelerator [PDF]

open access: yes, 2023
An integrated photonic circuit architecture to perform a modified-convolution operation based on the Discrete Fractional Fourier Transform (DFrFT) is introduced.
Mohammad-Ali Miri (3960473)   +1 more
core   +1 more source

Fractional Calculus as a Tool for Modeling Electrical Relaxation Phenomena in Polymers. [PDF]

open access: yesPolymers (Basel)
The dielectric relaxation behavior of polymeric materials is critical to their performance in electronic, insulating, and energy storage applications. This study presents an electrical fractional model (EFM) based on fractional calculus and the complex ...
Rentería-Baltiérrez FY   +3 more
europepmc   +2 more sources

Multiphoton discrete fractional fourier dynamics in waveguide beam splitters [PDF]

open access: yes, 2018
We demonstrate that when a waveguide beam splitter (BS) is excited by N indistinguishable photons, the arising multiphoton states evolve in a way as if they were coupled to each other with coupling strengths that are identical to the ones exhibited by a ...
De León-Montiel, Roberto J.   +5 more
core   +4 more sources

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