Results 111 to 120 of about 6,899 (279)

Crash Behavior of DP800–DP1000 Advanced High‐Strength Steel’s Dissimilar Resistance Spot Welded Joints Under Quasi‐static and High Strain Rates

open access: yessteel research international, EarlyView.
The high‐strain‐rate behavior of resistance spot‐welded DP800–DP1000 joints is investigated. Results show that microstructural gradients across BM–HAZ–FZ govern hardness, strain rate sensitivity, and failure modes. While strength increases with strain rate, energy absorption is controlled by ductility, with DP800–DP800 joints showing superior ...
Pankaj Shrivastava, Velaphi Msomi
wiley   +1 more source

Re‐Emergent Postural Tremor Without Clinical Resting Tremor in Parkinson's Disease—A Case Report

open access: yes
Movement Disorders Clinical Practice, EarlyView.
Kevin R.E. van den Berg, Rick C. Helmich
wiley   +1 more source

The Reflexive Turn in Systems Engineering: A Disciplinary Response to Complexity

open access: yesSystems Engineering, EarlyView.
ABSTRACT The Future of Systems Engineering (FuSE) programme has called for the discipline to evolve as a transdiscipline capable of engaging complex eco‐socio‐technical challenges. Yet the pace of that evolution has been slower than the arguments for it would predict. This article examines why.
Raul Leal Ascencio
wiley   +1 more source

What Is the Return on Investment of Digital Engineering for Complex Systems Development Schedules? Findings From a Mixed‐Methods Case Study on the Post‐Production Design Change Processes of Navy Assets

open access: yesSystems Engineering, EarlyView.
ABSTRACT Complex engineered systems routinely face schedule and cost overruns, along with poor post‐deployment performance. Both INCOSE and the U.S. Department of Defense (DoD) have championed Digital Engineering (DE) as a potential remedy, yet most of DE's purported benefits remain anecdotal, and its return on investment (ROI) remains poorly ...
Jannatul Shefa, Taylan G. Topcu
wiley   +1 more source

Exploring the Landscape of MgO Polymorphs: Stability and the Electronic Band Gap of Promising Candidates

open access: yesZeitschrift für anorganische und allgemeine Chemie, EarlyView.
In this study, we have investigated possible predicted polymorphs of magnesium oxide (MgO) with respect to their thermodynamic and kinetic stability, as well as their electronic properties, focusing on the possibility of tuning the band gap of the material.
D. Zagorac   +4 more
wiley   +1 more source

Análisis numérico del ámbito de validez del modelo convencional de tiro oblicuo

open access: yesRevista Brasileira de Ensino de Física
En una encuesta de diagnóstico planteada a estudiantes del ciclo básico universitario sobre el tema de tiro oblicuo, se obtiene un alto porcentaje de respuestas incorrectas sobre estimaciones referidas al roce del aire y otros fenómenos que influyen en ...
César Medina, Leonor Colombo de Cudmani
doaj   +1 more source

Preparing to Fight the ‘Wrong War’? Why the UK Defence Budget Must Focus More on ‘National Resilience’

open access: yesThe Political Quarterly, EarlyView.
Abstract This article argues that the current debate over defence spending in the United Kingdom is fundamentally flawed. Too much emphasis is being placed on preparing for a form of warfare with Russia that is unlikely to occur. As this article points out, the Russians actually want to avoid a traditional battlefield confrontation with NATO.
Rod Thornton
wiley   +1 more source

Virtual Surgical Planning for Management of Acute Maxillofacial Trauma

open access: yesCraniomaxillofacial Trauma & Reconstruction
Study design: A retrospective case series. Objective: The management of acute complex maxillofacial trauma is challenging. The intricate maxillofacial anatomy coupled with the significant functional and aesthetic repercussions of traumatic facial ...
Kyle W. Singerman   +4 more
doaj   +1 more source

3D‐printed wound channels

open access: yesJournal of Forensic Sciences, EarlyView.
Abstract Although soft tissue simulants are widely used in ballistic research, glycerine soap is the only material that offers a clear view of the temporary cavity of a wound channel without the use of optical apparatus. However, the latter still shows some inconvenience mostly on its weight and its dehydration process when cut, making it challenging ...
Fabiano Riva   +5 more
wiley   +1 more source

Approximate Closed-Form Solution of the Differential Equation Describing Droplet Flight during Sprinkler Irrigation

open access: yesInventions
Sprinkler irrigation is widely used in agriculture because it allows for rational use of water. However, it can induce negative effects of soil erosion and of surface waterproofing.
Dario Friso
doaj   +1 more source

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