Results 71 to 80 of about 71,040 (286)

Equivalent stiffness and dynamic response of new mechanical elastic wheel [PDF]

open access: yes, 2016
To investigate the stiffness characteristics of the new mechanical elastic wheel (MEW), the elastic foundation closed circle curved beam model of MEW was established by curved beam theory.
Youqun Zhao   +4 more
core  

Influence of global stiffness and equivalent model on prediction of impact response of RC beams [PDF]

open access: yes, 2018
A spring-mass model is commonly used to predict the impact response of a beam. This type of models usually assumes the beam response is governed by flexural and/or shear response mode in deriving the equivalent structural parameters, i.e.
Thong M. Pham   +5 more
core   +1 more source

Control of Polarization and Polar Helicity in BiFeO3 by Epitaxial Strain and Interfacial Chemistry

open access: yesAdvanced Functional Materials, EarlyView.
In BiFeO3 thin films, the interplay of interfacial chemistry, electrostatics, and epitaxial strain is engineered to stabilize homohelicity in polarization textures at the domain scale. The synergistic use of a Bi2O2‐terminated Aurivillius buffer layer and a highly anisotropic compressive epitaxial strain offers new routes to control the polar‐texture ...
Elzbieta Gradauskaite   +5 more
wiley   +1 more source

A STUDY ON EQUIVALENT FLEXURAL RIGIDITY OF COMPLEX POLYGONAL HONEYCOMB STRUCTURE

open access: yesJixie qiangdu, 2017
The equivalent flexural rigidity of a complex polygonal honeycomb structure is investigated in this study. The honeycomb is equivalent to a orthogonal anisotropic plate for calculating the deformation energy under uniform bending moment,and the ...
GUO YuChao, WANG LiKai, DUAN ShiHui
doaj  

Experimental Study on Dry Friction Damping Characteristics of the Steam Turbine Blade Material with Nonconforming Contacts

open access: yesAdvances in Materials Science and Engineering, 2015
An experiment system has been established to study the dry friction damping dynamic characteristics of the steam turbine blade material 1Cr13. The friction dynamic characteristics of the specimens with nonconforming contact surfaces are measured under ...
Jun Wu   +4 more
doaj   +1 more source

IN4MER Biomaterial Ink: A Phosphorescent Biosensing Biomaterial Ink for Multiple Analytes (Glucose, Lactate, Oxygen) Measurements and Temperature Sensing Applications

open access: yesAdvanced Functional Materials, EarlyView.
Multianalyte, real‐time monitoring of bioprinted scaffolds remains challenging. Phosphorescence‐lifetime–based, optically responsive microparticles are embedded in diverse printable hydrogels (κ‐carrageenan, GelMA, PEGDA) to form biomaterial inks that report oxygen, glucose, lactate, and temperature.
Waqas Saleem   +11 more
wiley   +1 more source

Simplified model of axial compression failure of marine risers

open access: yesYou-qi chuyun, 2020
Due to the influence of the geometric complexity and the interlayer contact of composite materials, the numerical calculation of axial compression failure of marine risers is complex and time-consuming.Therefore, a simplified model of axial compression ...
Fukai KOU, Teng WANG
doaj   +1 more source

Equivalent Stiffness Model of a PEM Fuel Cell

open access: yes, 2018
Underlying data and model for publication titled 'Equivalent Stiffness Model of a PEM Fuel Cell Stack including hygrothermal effects and dimensional ...
Ashley Fly (1260327), Rui Chen (1257861)
core   +1 more source

Multimodal Soft Surgical Robots Enabled by Eco‐Degradable, Sterilizable Polymers and Transient Electronics

open access: yesAdvanced Functional Materials, EarlyView.
A compostable PGS soft surgical robot with interchangeable modules integrates transient Mo tactile and Si thermal sensors for dual feedback. The device preserves its function after clinical‐grade sterilization, demonstrates stable actuation and cardiac tissue grasping with real‐time in vivo pulsatile monitoring, and biodegrades post‐use with soil‐safe, 
Minseong Chae   +27 more
wiley   +1 more source

Tissue‐Stimulator Platform for Electrically Stimulating Pancreatic β‐Cells for Long‐Term Functional Regulation

open access: yesAdvanced Functional Materials, EarlyView.
We present a tissue‐stimulator platform for seamless electrode integration with pancreatic tissue, applying uniform electrical stimulation through optimized design with biohybrid 3D printing. Advantageous effects of electrical stimulation on β‐cell function were observed, including enhanced calcium signaling, islet morphology, and maturation.
Jihwan Kim   +7 more
wiley   +1 more source

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