Results 131 to 140 of about 645,352 (311)

Unveiling protoplanetary structure equations: Semi-analytical solutions via the homotopy analysis method

open access: yesHeliyon
This paper revisits the distribution of thermodynamic variables within initial protoplanets formed via gravitational instability (GI) across a broad mass spectrum ranging from 0.3MJ to 10MJ (where 1MJ denotes 1 Jupiter mass, equal to 1.8986×1030 g ...
Gour Chandra Paul   +5 more
doaj   +1 more source

A Knowledge‐Based Approach for Understanding and Managing Additive Manufacturing Data

open access: yesAdvanced Engineering Materials, EarlyView.
Additive manufacturing processes generate a large amount of data. Effectively managing, understanding, and retrieving information from this data remains a major challenge. Therefore, we propose an ontology‐based approach to integrate heterogeneous data, enable semantic queries, and support decision‐making.
Mina Abd Nikooie Pour   +5 more
wiley   +1 more source

Semi-analytical solutions for the reversible Selkov model with feedback delay

open access: yes, 2014
Semi-analytical solutions for the reversible Selkov, or glycolytic oscillations model, are considered. The model is coupled with feedback at the boundary and considered in one-dimensional reaction-diffusion cell.
Khaled Al Noufaey (20195946)   +1 more
core  

Mobile service consumption values: an exploratory mixed-method study

open access: yes, 2017
We propose mobile service consumption values based on a multi-dimensional value perspective by conducting an exploratory mixed-method design, including focus group interviews and face-to-face intercept surveys.
Han, Semi, Lee, Eue-Hun
core   +1 more source

Performance Analysis of Abradable Coating Systems for Aircraft Gas Turbines

open access: yesAdvanced Engineering Materials, EarlyView.
Three CoNiCrAlY/YSZ/MgAl2O4 abradable liner configurations on a nickel‐superalloy are evaluated by thermal‐gradient cycling and incursion tests. Laser ablation of the bondcoat and/or Y2O3‐stabilized ZrO2 (YSZ) intermediate layer increases mechanical interlocking and bonding for thick topcoats.
Hanna Heyl   +4 more
wiley   +1 more source

Semi-Analytical Solutions for Time-Fractional Fisher Equations via New Iterative Method

open access: yesمجلة بغداد للعلوم
An effective method for resolving non-linear partial differential equations with fractional derivatives is the New Sumudu Transform Iterative Method (NSTIM). It excels at solving difficult mathematical puzzles and offers insightful information about the
Shivaji Ashok Tarate Tarate   +3 more
doaj   +1 more source

Semi-analytical Complex Variable Based Stochastic Finite Element Method

open access: yes, 2008
The stochastic finite element method (SFEM) is an approach that allows an analyst to define material, load, and geometry parameters as random variables to represent uncertainty in an engineering problem.
Jin, Weiya
core  

Plate on layered foundation analyzed by a semi-analytical and semi-numerical method

open access: yes, 2003
A semi-analytical and semi-numerical method is developed for the analysis of plate-layered soil systems. Applying a Hankel transform, an expression relating the surface settlement and the reaction of the layered soil is derived.
Wang, YH, Yue, ZQ, Tham, LG, Tsui, Y
core   +1 more source

Incorporation of Selenium into Sol–Gel‐Derived Bioactive Glass: Influence on Glass Structure, Bioactivity, and its Selective Cytotoxicity

open access: yesAdvanced Engineering Materials, EarlyView.
Selenium was incorporated into a sol–gel‐derived bioactive glass to enable sustained therapeutic ion release. The selenium‐containing glass preserved bioactivity while selectively inducing cytotoxicity in osteosarcoma cells and maintaining osteoblastic viability.
Breno Rocha Barrioni   +7 more
wiley   +1 more source

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