Results 51 to 60 of about 509 (210)

A mixed u–p edge-based smoothed particle finite element formulation for viscous flow simulations

open access: yes, 2021
A mixed u–p edge-based smoothed particle finite element formulation is proposed for computational simulations of viscous flow. In order to improve the accuracy of the standard particle finite element method, edge-based and face-based smoothing operations
Reinold, Janis Michel (Dr.-Ing.)   +1 more
core  

A State‐Adaptive Koopman Control Framework for Real‐Time Deformable Tool Manipulation in Robotic Environmental Swabbing

open access: yesAdvanced Robotics Research, EarlyView.
This work presents a state‐adaptive Koopman linear quadratic regulator framework for real‐time manipulation of a deformable swab tool in robotic environmental sampling. By combining Koopman linearization, tactile sensing, and centroid‐based force regulation, the system maintains stable contact forces and high coverage across flat and inclined surfaces.
Siavash Mahmoudi   +2 more
wiley   +1 more source

Thermal buckling analysis of laminated composite plates using edge-based smoothed discrete shear gap method

open access: yesHo Chi Minh City Open University Journal of Science - Engineering and Technology, 2012
In this paper, we analyze a thermal buckling behavior of laminated composite plates based on first-order shear deformation theory (FSDT) using edge-based smoothed discrete shear gap method (ES–DSG).
Tran Vinh Loc   +2 more
doaj  

Modelling large-deformation plasticity in metals with edge based smoothed finite element method

open access: yes, 2022
The problem of modelling plasticity in materials has been investigated for the past 200 years. Standard theories on yielding for metals go back to the era of Tresca(1864) and von Mises(1913).
Brar, Arshdeep Singh (author)
core  

A Soft, Flexible Implant for Wireless Photothermal–Pyroelectric Neurostimulation

open access: yesAdvanced Science, EarlyView.
A replication strategy is used to enlarge the exposed surface area of barium titanate within flexible films with embedded carbon nanotubes, enabling efficient photothermal‐pyroelectric stimulation. Polar crystalline nanosheets show superior performance in guiding neural progenitor cells toward neuronal differentiation.
Jiang Wu   +7 more
wiley   +1 more source

Improved edge-based smoothed finite element method (IES-FEM) for Mid-frequency acoustic analysis

open access: yes, 2015
The 3D ES-FEM using tetrahedral mesh proposed recently has showed many great features in mechanics, and mid-frequency acoustics analysis, such as kh≈1.
Nie, Xin   +5 more
core  

Traction Force Microscopy for Viscoelastic Substrates: A Semi‐Analytical Method

open access: yesAdvanced Science, EarlyView.
A semi‐analytical viscoelastic traction force microscopy framework is introduced for quantifying time‐resolved cell tractions on flat finite‐thickness substrates. The method generalizes elastic traction force microscopy to Generalized Maxwell materials, identifies when elastic approximations remain valid and, when they do not, shows that inferred ...
Adrià Villacrosa‐Ribas   +10 more
wiley   +1 more source

Stability Analysis of Smoothed Finite Element Methods with Explicit Method for Transient Heat Transfer Problems

open access: yes, 2019
In this paper, transient heat transfer problems are analyzed using the smoothed finite element methods (S-FEMs) with explicit time integration. For a numerical method with spatial discretization, the computational cost per time step in the explicit ...
Guirong Liu, Ruiping Niu, Xin Rong
core   +1 more source

A Large‐Area Broadband Multimodal Dual‐Resonant Haptic Device for Bidirectional Telerobotic and Augmented Interactions

open access: yesAdvanced Science, EarlyView.
We present a large‐area bidirectional human–machine interface integrating electrostatic multimodal tactile sensing with a dual‐resonant haptic actuator. The system enables linear pressure sensing that is decoupled from actuation and stable broadband vibrotactile feedback under dynamic contact conditions, supporting real‐time feedback modulation aligned
Jihun Son   +16 more
wiley   +1 more source

Numerical investigation of ES-FEM with various mass re-distribution for acoustic problems

open access: yes, 2015
The edge-based smoothed finite element method (ES-FEM) in two-dimensional (2D) proposed recently shows great accuracy in the dynamic and acoustic problems.
Li, Eric   +5 more
core   +1 more source

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