Results 71 to 80 of about 59,661 (294)

KONVERSI KONSTANTA ELASTIK DINAMIK KE STATIK PADA POROSITAS HIDROKARBON BATUPASIR (SANDSTONE)

open access: yesRekayasa, 2010
Pengukuran dinamik untuk mendapatkan konstanta elastik dihubungkan dengan besaran petrofisika utamanya porositas sangat penting untuk penerapan penyebaran adanya reservoar. Sedangkan pengukuran statik biasanya dilakukan juga di dunia minyak bumi dan gas (
Mochammad Ahied
doaj   +1 more source

Relation Between Static and Dynamic Modulus of Elasticity of Wood

open access: yesActa Silvatica et Lignaria Hungarica, 2005
Static and dynamic modulus of elasticity (MOE) of spruce lumber were determined under different conditions like cross head speed, bending and longitudinal vibration, and mode numbers. The characteristic time of MOE determination is introduced. Characteristic time is defined as the typical MOE determination time.
Ferenc Divós, Toshinari Tanaka
openaire   +1 more source

Precipitation Simulations of the O‐Phase in Ti2AlNb Alloys Processed by Laser Powder Bed Fusion

open access: yesAdvanced Engineering Materials, EarlyView.
Simulated and experimental evolution of the O‐phase volume fraction during postprocessing of a Ti‐21Al‐25Nb (at.%) alloy processed by laser powder bed fusion. With results of sensitivity to input parameters from a thorough and quantified analysis, the interfacial energy matrix/precipitate is the most relevant input parameter for the simulation of the O‐
Silvana Tumminello   +7 more
wiley   +1 more source

Investigation of the Dynamic Characterization of Traditional and Modern Building Materials Using an Impact Excitation Test

open access: yesBuildings
This study presents a comprehensive non-destructive evaluation of a broad range of construction materials using the impulse excitation of vibration (IEV) technique.
Anil Ozdemir
doaj   +1 more source

A Dislocation Perspective on Strength and Toughness in Ceramics

open access: yesAdvanced Engineering Materials, EarlyView.
Dislocations in ceramics enjoy a long but yet under‐appreciated history. The three research waves for dislocations in ceramics highlight the topic evolution over the last 90 years. This review focuses on the impact of dislocation on strength and toughness in ceramics.
Xufei Fang
wiley   +1 more source

Comparison of Triply Periodic Minimal Surface Energy Absorbers Under Uniaxial Compressive Loading

open access: yesAdvanced Engineering Materials, EarlyView.
This study investigates LCD 3D printed Triply Periodic Minimal Surface (TPMS) structures as mechanical energy absorbers. By comparing various base designs and layered combinations under uniaxial compression, it identifies that a Diamond‐Gyroid sandwich structure offers superior performance.
Sergej Grednev   +2 more
wiley   +1 more source

Dynamic Properties and Dynamic Response Model of Jointed Granites by Cyclic Loading

open access: yesAdvances in Civil Engineering
The present study investigates the dynamic properties of granite samples with varying degrees of defects through triaxial cyclic loading experiments conducted under different conditions, including varied confining pressures, loading frequencies, dynamic ...
Xiaobin Ding, Junxing Zhao, Yaojun Dong
doaj   +1 more source

Experimental and Numerical Modal Analysis of Composite Sandwich Structures Using Surfboards as Model Systems

open access: yesAdvanced Engineering Materials, EarlyView.
This article presents an experimental and numerical modal investigation of composite sandwich structures using surfboards as model systems. By comparing different core materials and reinforcement strategies, the study demonstrates how local stiffeners influence vibrational response and introduce characteristic modal features, highlighting modal ...
Brett Connellan   +4 more
wiley   +1 more source

Applications of Artificial Neural Networks (ANNs) in exploring materials property-property correlations [PDF]

open access: yes, 2014
The copyright of this thesis rests with the author and no quotation from it or information derived from it may be published without the prior written consent of the authorThe discoveries of materials property-property correlations usually require prior ...
Cheng, Xiaoyu
core  

Triple Junctions as Dislocation‐Like Defects: The Role of Grain Boundary Crystallography Revealed by Experiment and Atomistic Simulation

open access: yesAdvanced Engineering Materials, EarlyView.
Grain boundary triple junctions are an essential ingredient of the microstructure of polycrystalline materials. In this study, a triple junction is observed using atomic‐resolution scanning transmission electron microscopy and characterized. Computer simulations reveal that the junction has a dislocation character that is determined by the joining ...
Tobias Brink   +4 more
wiley   +1 more source

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