Results 51 to 60 of about 63,239 (291)

Neurovascular Contacts in the Pathophysiology of Neuralgic Amyotrophy: An Observational Study

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Neuralgic amyotrophy (NA) is a prevalent, monophasic, multifocal immune‐mediated neuropathy. A distinctive characteristic of the disease is the occurrence of nerve or fascicle constrictions and torsions (NA‐associated focal nerve lesions, NAFL). The pathophysiology underlying this phenomenon remains to be fully elucidated.
Johannes Fabian Holle   +4 more
wiley   +1 more source

Finite element dynamic simulation of whole rallying car structure: Towards better understanding of structural dynamics during side impact [PDF]

open access: yes, 2012
Side impact accidents against a tree or pole remain the most dangerous accident scenarios in rally cars. Statistical data shows that 52% of the fatalities between 2004 and 2009 concern crashes against a rigid pole by the track sides, whilst among ...
Nassiopoulos, Elias   +1 more
core  

Evaluating Energy Absorption Performance of Filled Lattice Structures

open access: yesAdvanced Engineering Materials, EarlyView.
Maximum stress must be considered to robustly evaluate energy absorber designs. This approach was applied to compare all types of absorbers in a single Ashby diagram and determine the utility of filling lattice voids with a second material. High‐performance fillers can improve the performance of lattices that are limited by buckling or catastrophic ...
Christian Bonney   +2 more
wiley   +1 more source

Structure Modular Design and Finite Element Analysis for ZZL1 Vehicles

open access: yes机车电传动, 2013
It was discussed that the aluminum alloy car body’s modular structure, main features and main technology parameters of car body for Zhengzhou metro line 1 project vehicles.
YUE Yi-xin   +3 more
doaj  

Lightweight Scheme for Metro Train Constant Section Car Body Based on Traditional Materials

open access: yesChengshi guidao jiaotong yanjiu
ObjectiveCurrently, the contradiction between train operational energy consumption and operational benefits has become increasingly prominent, making it a primary issue in achieving energy-saving and environmental protection targets at various ...
Na XU, Hui JIN, Huishuang WANG
doaj   +1 more source

Simulation Research on Train Derailment and Collision Accident in Urban Rail Transit

open access: yesChengshi guidao jiaotong yanjiu
Objective The process of a stainless steel train body derailment accident in urban rail transit in 2015 is simulated, reproducing the direct cause and process of the car body damage in the complex accident scene.
WEI Liang, LIAN haishan, YI Fuqing
doaj   +1 more source

PASTA‐ELN: Simplifying Research Data Management for Experimental Materials Science

open access: yesAdvanced Engineering Materials, EarlyView.
Research data management faces ongoing hurdles as many ELNs remain complex and restrictive. PASTA‐ELN offers an open‐source, cross‐platform solution that prioritizes simplicity, offline access, and user control. Its in tuitive folder structure, modular Python add‐ons, and open formats enable seamless documentation, FAIR data practices, and easy ...
S. Brinckmann, G. Winkens, R. Schwaiger
wiley   +1 more source

Automatic Collision-Free Trajectory Generation for Collaborative Robotic Car-Painting

open access: yesIEEE Access, 2022
This paper investigates the problem of collaborative robotic car-painting using a team of industrial manipulators that can be heterogeneous. Given the CAD model of the car, a collection of heterogeneous articulated robotic arms, and their corresponding ...
K. Zbiss   +3 more
doaj   +1 more source

3D Printing Innovations in Polymeric Porous and Patterned Architecture

open access: yesAdvanced Functional Materials, EarlyView.
Polymeric foams occupy a unique structural space between dense solids and open networks, where engineered void fraction governs mechanical compliance, thermal resistance, and mass transport. Additive manufacturing now enables precise spatial control over cellular architecture, unlocking designer foam structures across applications spanning crash ...
Dhanush Patil   +13 more
wiley   +1 more source

Vibration Damping of a Flexible Car Body Structure Using Piezo Stack Actuators

open access: yes, 2009
The active vibration damping of a railway car body is accomplished by actuator forces acting directly on the flexible car body structure. In this work piezo stack actuators mounted in consoles are utilized to introduce bending moments into the flexible ...
Schirrer, Alexander   +3 more
core   +1 more source

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