Recurrence scheme for FDTD-compatible discrete Green's function derived based on properties of Gauss hypergeometric function
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Electromagnetic Waves and Applications"
DOI: 10.1080/09205071.2019.1568308
Abstract: ABSTRACT In this paper, the formulation of one-dimensional FDTD (Finite-difference time-domain)-compatible discrete Green's function (DGF) is derived based on the Gauss hypergeometric function (GHF). The properties of GHF make it possible to derive the recurrence… read more here.
Keywords: compatible discrete; recurrence scheme; discrete green; fdtd ... See more keywords
Accurate and Numerically Stable FDTD Modeling of Human Skin Tissues in THz Band
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Access"
DOI: 10.1109/access.2022.3168160
Abstract: We propose finite-difference time-domain (FDTD) modeling suitable for healthy skin, basal cell carcinoma, dysplastic pigmentary nevus, and non-dysplastic pigmentary nevus in the frequency range of 0.25 THz to 1.05 THz. Toward this purpose, we utilize… read more here.
Keywords: numerically stable; accurate numerically; skin; fdtd modeling ... See more keywords
A Hybrid CrankâNicolson FDTD Subgridding Boundary Condition for Lossy Thin-Layer Modeling
Sign Up to like & getrecommendations! Published in 2017 at "IEEE Transactions on Microwave Theory and Techniques"
DOI: 10.1109/tmtt.2016.2637348
Abstract: The inclusion of thin lossy material layers, such as carbon-based composites, is essential for many practical applications for modeling the propagation of electromagnetic energy through composite structures such as those found in vehicles and electronic… read more here.
Keywords: boundary condition; time; fdtd; crank nicolson ... See more keywords
Experimental and FDTD study of silicon surface morphology induced by femtosecond laser irradiation at a high substrate temperature.
Sign Up to like & getrecommendations! Published in 2017 at "Optics express"
DOI: 10.1364/oe.25.007818
Abstract: Substrate temperature is an important parameter for controlling the properties of femtosecond laser induced surface structures besides traditional ways. The morphology on silicon surface at different temperatures are studied experimentally. Compared to those formed at… read more here.
Keywords: temperature; surface; substrate temperature; silicon surface ... See more keywords
Modeling the ponderomotive interaction of high-power laser beams with collisional plasma: the FDTD-based approach.
Sign Up to like & getrecommendations! Published in 2017 at "Optics express"
DOI: 10.1364/oe.25.008440
Abstract: The ponderomotive interaction of high-power laser beams with collisional plasma is modeled in the nonrelativistic regime and is simulated using the powerful finite-difference time-domain (FDTD) method for the first time in literature. The nonlinear and… read more here.
Keywords: plasma; laser; laser beams; fdtd ... See more keywords
Generalized tensor FDTD method for sloped dispersive interfaces and thin sheets.
Sign Up to like & getrecommendations! Published in 2019 at "Optics express"
DOI: 10.1364/oe.27.015812
Abstract: We present a modified formulation of the Finite-Difference Time-Domain (FDTD) technique that facilitates the accurate modeling of curved plasmonic interfaces. These interfaces appear in structures of interest for the design of optical metamaterials, such as… read more here.
Keywords: fdtd method; tensor fdtd; tensor; generalized tensor ... See more keywords
From Time-Collocated to Leapfrog Fundamental Schemes for ADI and CDI FDTD Methods
Sign Up to like & getrecommendations! Published in 2022 at "Axioms"
DOI: 10.3390/axioms11010023
Abstract: The leapfrog schemes have been developed for unconditionally stable alternating-direction implicit (ADI) finite-difference time-domain (FDTD) method, and recently the complying-divergence implicit (CDI) FDTD method. In this paper, the formulations from time-collocated to leapfrog fundamental schemes… read more here.
Keywords: fdtd; time collocated; leapfrog fundamental; fundamental schemes ... See more keywords