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Adjoint-Driven Inverse Design of a Quad-Spectral Metasurface Router for RGB-NIR Sensing [PDF]

open access: yesNanomaterials
There has been an increasing demand for high-resolution image sensing technologies in recent years due to their diverse and advanced optical applications.
Rishad Arfin   +4 more
doaj   +2 more sources

State-of-the-art and next-generation integrated photonic design [PDF]

open access: yesEPJ Web of Conferences, 2022
The relentless need for higher bandwidth, lower power and lower cost data communications has driven tremendous innovation in integrated photonics in recent years.
Pond James   +8 more
doaj   +1 more source

High Fidelity Physics Simulation-Based Convolutional Neural Network for Automotive Radar Target Classification Using Micro-Doppler

open access: yesIEEE Access, 2021
Detection and classification of vulnerable road users (VRUs) such as pedestrians and cyclists is a key requirement for the realization of fully autonomous vehicles. Radar-based classification of VRUs can be achieved by exploiting differences in the micro-
Ushemadzoro Chipengo   +5 more
doaj   +1 more source

Electrode Mass Loading Effects on Different Piezoelectric Substrates for Saw Delay Lines: A Comparative FEM Analysis [PDF]

open access: yesArchives of Acoustics, 2022
Several modelling techniques are currently available to analyse the efficiency of inter-digital transducers (IDTs) fabricated on piezoelectric substrates for producing surface acoustic wave (SAW) devices.
Sheeja P. George   +2 more
doaj   +1 more source

Analysis of Rigid Pavement Subjected to Aircraft Load Using Finite Element Technique [PDF]

open access: yesComputational Engineering and Physical Modeling, 2023
In the present work, the analysis of rigid pavement resting on Pasternak soil foundation subjected to aircraft load is investigated. A three-dimensional (3-D) finite element rigid pavement model was developed by means of ANSYS software to examine the ...
Khair Ul Wani, K. Nallasivam
doaj   +1 more source

3D B-Rep meshing for real-time data-based geometric parametric analysis

open access: yesAdvanced Modeling and Simulation in Engineering Sciences, 2021
This paper presents an effective framework to automatically construct 3D quadrilateral meshes of complicated geometry and arbitrary topology adapted for parametric studies. The input is a triangulation of the solid 3D model’s boundary provided from B-Rep
Tristan Maquart   +3 more
doaj   +1 more source

High Fidelity Physics-Based Simulation of a 512-Channel 4D-Radar Sensor for Automotive Applications

open access: yesIEEE Access, 2023
Radar has emerged as a core sensing technology for many active-safety and comfort related advanced driver assistance systems (ADAS) being deployed in today’s vehicles. Using radar technology, the ego vehicle can simultaneously detect the range and
Ushemadzoro Chipengo
doaj   +1 more source

High Fidelity Physics Simulation of 128 Channel MIMO Sensor for 77GHz Automotive Radar

open access: yesIEEE Access, 2020
Automotive radar is one of the enabling technologies for advanced driver assistance systems (ADAS) and subsequently fully autonomous vehicles. Along with determining the range and velocity of targets with fairly high resolution, autonomous vehicles ...
Ushemadzoro Chipengo   +2 more
doaj   +1 more source

ON THE DESIGN OF COATING SYSTEM USING NANOMECHANICAL EXPERIMENTS

open access: yesActa Polytechnica CTU Proceedings, 2020
The aim of this paper is to identify performance indices for the design of coating systems, using results from nanomechanical tests. The use of nanoindentation, nanoscratch and pin-on-disk experiments applied to coatings for mechanical and tribological ...
David Mercier, Claes Fredriksson
doaj   +1 more source

An Overview of Hybrid RANS–LES Models Developed for Industrial CFD

open access: yesApplied Sciences, 2021
An overview of scale-resolving simulation (SRS) methods used in ANSYS Computational Fluid Dynamics (CFD) software is provided. The main challenges, especially when computing boundary layers in large eddy simulation (LES) mode, will be discussed.
Florian Menter   +3 more
doaj   +1 more source

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