Results 61 to 70 of about 8,624,127 (244)

In-plane dynamic crushing and energy absorption capacity of self-similar hierarchical honeycombs

open access: yesAdvances in Mechanical Engineering, 2017
The in-plane dynamic crushing behavior and energy absorption capacity of self-similar hierarchical honeycombs under different impact velocities are numerically studied using ANSYS/LS-DYNA.
Li-qiang An   +3 more
doaj   +1 more source

Structural studies and functional engineering of NanX: an anhydro‐sialic acid transporter from Escherichia coli

open access: yesFEBS Open Bio, EarlyView.
Biophysical characterisation shows that NanX, a membrane transport protein from the major facilitator superfamily (MFS), forms both monomers and dimers after purification. AlphaFold modelling and substrate docking provide information on residues likely involved in substrate recognition for NanX and another MFS member, NanT.
Michael C. Newton‐Vesty   +13 more
wiley   +1 more source

Synergistic enhancement of load-bearing and energy-absorbing performance in additively manufactured lattice structures through modifications to conventional unit cells

open access: yesDefence Technology
The unit cell configuration of lattice structures critically influences their load-bearing and energy absorption performance. In this study, three novel lattice structures were developed by modifying the conventional FBCCZ unit cell through reversing ...
Yi Ren   +7 more
doaj   +1 more source

Identification and characterization of a gene conferring stress resistance in Escherichia coli and cyanobacteria

open access: yesFEBS Open Bio, EarlyView.
Functional screening identified PcSyn14890, a cyanobacteria‐specific protein that enhances growth and stress resistance in E. coli and Synechocystis PCC6803. Although we expected it to function as a molecular chaperone, it was unable to protect against thermal aggregation of GAPDH.
Akiyo Yamada   +7 more
wiley   +1 more source

Investigation of Draft-Gear Energy Absorption Capacity Effect on the Dynamic Structural Behavior of the Freight Cars’ Supporting Structures

open access: yesВестник Научно-исследовательского института железнодорожного транспорта, 2015
The paper tackles the protection problem of freight cars carrying hazardous materials while being solved through use of coupler center draft gears with increased energy absorption capacity.
V. I. Belyaev   +3 more
doaj  

Artificial Intelligence in Systemic Sclerosis: Clinical Applications, Challenges, and Future Directions

open access: yesArthritis Care &Research, EarlyView.
Systemic sclerosis (SSc) is a rare autoimmune disease defined by immune dysregulation, vasculopathy, and progressive fibrosis of the skin and internal organs. Despite advances in care, major complications such as interstitial lung disease (ILD) and myocardial involvement remain the leading causes of morbidity and mortality.
Cristiana Sieiro Santos   +2 more
wiley   +1 more source

AXIAL CRUSHING ENERGY ABSORPTION CAPACITY OF ALUMINUM ALLOY THIN-WALLED MULTI-CORNER TUBES

open access: yesJixie qiangdu, 2018
The multi-corner tubes with extra concave corners in cross section were presented to improve energy absorption efficiency of aluminum alloy thin-walled tubes in this paper.
SUN HongTu   +3 more
doaj  

Determinants of Body Mass Index in Early Systemic Sclerosis: Implications for Nutritional Risk Stratification

open access: yesArthritis Care &Research, EarlyView.
Objective Gastrointestinal (GI) involvement can lead to malnutrition in patients with systemic sclerosis (SSc). Body mass index (BMI) remains the most widely used marker to screen nutritional status. We aimed to identify predictors of lower BMI in patients with SSc. Methods Patients with SSc from a prospective US cohort meeting 2013 American College of
Ali Y. Ayla   +8 more
wiley   +1 more source

Bending energy dissipation mechanism of glass fiber/resin composite foam sandwich panel

open access: yesZhongguo Jianchuan Yanjiu, 2020
[Objectives] In order to understand the energy absorption mechanism of glass fiber/resin composite foam sandwich panels under bending load,the numerical simulation analysis and experimental study were carried out from the angle of energy dissipation ...
ZHOU Xiaosong, ZHANG Yanbing, CHEN Rumu
doaj   +1 more source

Characterization of Defect Distribution in an Additively Manufactured AlSi10Mg as a Function of Processing Parameters and Correlations with Extreme Value Statistics

open access: yesAdvanced Engineering Materials, EarlyView.
Predicting extreme defects in additive manufacturing remains a key challenge limiting its structural reliability. This study proposes a statistical framework that integrates Extreme Value Theory with advanced process indicators to explore defect–process relationships and improve the estimation of critical defect sizes. The approach provides a basis for
Muhammad Muteeb Butt   +8 more
wiley   +1 more source

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