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Dynamic Response of Functionally Graded Carbon ‎Nanotube-Reinforced Hybrid Composite Plates [PDF]

open access: yesJournal of Applied and Computational Mechanics, 2022
Dynamic instability behavior of functionally graded carbon nanotube reinforced hybrid composite plates subjected to periodic loadings is studied. The governing equations of motion of Mathieu-type are established by using the Galerkin method with reduced ...
Chun-Sheng Chen   +3 more
doaj   +1 more source

Quantification of the volume fraction of fat, water and bone mineral in spongiosa for red marrow dosimetry in molecular radiotherapy by using a dual-energy (SPECT/)CT

open access: yesZeitschrift für Medizinische Physik, 2022
A patient-specific absorbed dose calculation for red marrow dosimetry requires quantifying patient-specific volume fractions of the red marrow, yellow marrow, and trabecular bone in the spongiosa of several skeletal sites.
Maikol Salas-Ramirez   +2 more
doaj   +1 more source

Effects of the particle morphology and volume fraction of coarse aggregate on the mechanical properties of concrete

open access: yesFrontiers in Materials, 2023
The morphology and volume fraction of coarse aggregate particles significantly influence the mechanical characteristics of concrete. This paper presents the development of a numerical model for pebble concrete by combining experiments with the discrete ...
Wei Zhao   +3 more
doaj   +1 more source

Numerical study on influence of a type of nanoparticles and volume fraction on turbulent heat transfer coefficient and pressure loss inside a tube [PDF]

open access: yesAUT Journal of Modeling and Simulation, 2018
Conventional liquids have some limitations regarding the thermal properties. The nanoparticles addition is one of the techniques which can transcend them.
R. Davarnejad, M. Hekmat
doaj   +1 more source

Analysis of Number of Layers and Volume Fraction of Fiber Against Shock Load and Composite Compressive Strength Wind Turbine Propeller

open access: yesLogic, 2021
The manufacture of wind turbine blades has a very high risk of failure, especially in the manufacturing section or in this case the material structure.
Kris Witono   +3 more
doaj   +1 more source

Assessment of the feasibility of determining the volume fraction and characteristics of the size, shape and distribution of γ’ phase precipitates in nickel-based superalloys

open access: yesTechnical Transactions, 2023
This overview presents a comprehensive exploration of the research methods employed for the precise assessment of volume fraction and the detailed characterisation of the size, shape and distribution of γ’ phase precipitates within Ni-based superalloys ...
Szczotok Agnieszka
doaj   +1 more source

Study on the Mechanical Properties of Silty Clay Sediments with Nodular Hydrate Occurrence

open access: yesJournal of Marine Science and Engineering, 2022
Natural gas hydrates are a strategic energy resource in China. The China Geological Survey has discovered segregated hydrate mass formations under the seepage mechanism in the South China Sea through exploration, and gas hydrates occur in nodular ...
Cheng Lu   +9 more
doaj   +1 more source

The Preparation of High-Volume Fraction SiC/Al Composites with High Thermal Conductivity by Vacuum Pressure Infiltration

open access: yesCrystals, 2021
The high-volume fraction SiC/Al composite is the new type of electronic packaging material, which plays an important role in the field of high-power integrated circuits.
Mengqin Chen   +3 more
doaj   +1 more source

Correction of Phase Balance on Nd:YAG Pulsed Laser Welded UNS S32750 Using Cobalt Electroplating Technique

open access: yesCrystals, 2023
Super-duplex stainless steel (SDSS) shows high mechanical and corrosion resistance because of the balanced structure of austenite and ferrite. However, maintaining this phase ratio after welding is a challenge. The use of austenite stabilizing components
Eli J. Da Cruz Junior   +7 more
doaj   +1 more source

Prediction of the Elastic Properties of Ultra High Molecular Weight Polyethylene Reinforced Polypropylene Composites Using a Numerical Homogenisation Approach

open access: yesApplied Sciences, 2023
The elastic properties of polypropylene (PP) and ultra-high molecular weight polyethylene (UHMWPE) textile composites were predicted using finite element analysis (FEA).
Jong-Hwan Yun, Yu-Jae Jeon, Min-Soo Kang
doaj   +1 more source

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