Results 41 to 50 of about 12,487 (187)

Optimization of Molding Parameters Using Taguchi Method to Increase the Electrical Conductivity and Tensile Strength of Conductive Polymer Composites

open access: yesMATEC Web of Conferences, 2018
The focus of this research is to increase the electrical conductivity and tensile strength of conductive polymer composites (CPCs) materials using Taguchi method.
Suherman H   +3 more
doaj   +1 more source

Simulating stock prices using geometric Brownian motion model under normal and convoluted distributional assumptions

open access: yesScientific African, 2023
This study proposes a modified Geometric Brownian motion (GBM), to simulate stock price paths under normal and convoluted distributional assumptions. This study utilised four selected continuous probability distributions for the convolution because of ...
Eric Teye Mensah   +3 more
doaj   +1 more source

Moisture Effects on the Dimensional Stability of Bistable Carbon/Epoxy Laminates

open access: yesPolymer Composites, EarlyView.
Experimental and numerical approach for studying moisture effects on composite dimensional stability. ABSTRACT Bistable composite laminates are attractive because they can switch between two stable shapes without continuous energy input, enabling applications in morphing structures and energy harvesting devices.
Andrea Dei Sommi   +3 more
wiley   +1 more source

Momentos estocásticos de orden superior y la estimación de la volatilidad implícita: aplicación de la expansión de Edgeworth en el modelo Black-Scholes

open access: yesEstudios Gerenciales, 2014
El documento utiliza la expansión de Edgeworth en el modelo de Black-Scholes para estimar la volatilidad implícita y el impacto en el precio de la opción de los momentos estocásticos de orden superior, sobre contratos de opciones del Grupo Financiero ...
Gastón Silverio Milanesi
doaj   +1 more source

Option pricing with neural networks vs. Black-Scholes under different volatility forecasting approaches for BIST 30 index options

open access: yesBorsa Istanbul Review, 2022
This study compares the performances of neural network and Black-Scholes models in pricing BIST30 (Borsa Istanbul) index call and put options with different volatility forecasting approaches.
Zeynep İltüzer
doaj   +1 more source

Progressive Damage and Impact Behavior of Carbon Fiber/Epoxy‐Aluminum 2024‐T3 CARALL Composites: Experimental Investigation and Hybrid Finite Element Modeling Approach

open access: yesPolymer Composites, EarlyView.
Experimental evaluation and hybrid FE modeling of drop‐weight impact damage behavior in 2/1 CARALL panels: A comparison of experimental and numerical results. ABSTRACT The present work investigates the dynamic response of Carbon Fiber Reinforced Epoxy Reinforced Aluminum 2024‐T3 FML with a 2/1 stacking arrangement subjected to low velocity impacts. Low
Mehmet İskender Özsoy   +4 more
wiley   +1 more source

Antagonistic Regulation of Neurite Morphology through Gq/G11 and G12/G13 [PDF]

open access: yesJournal of Biological Chemistry, 2008
The induction of neurite retraction and growth cone collapse via G-protein-coupled receptors is involved in developmental as well as regenerative processes. The role of individual G-protein-mediated signaling processes in the regulation of neurite morphology is still incompletely understood. Using primary neurons from brains lacking Galpha(q)/Galpha(11)
Alexander, Nürnberg   +3 more
openaire   +2 more sources

Predicting the Tensile Behavior of Basalt Fiber‐Reinforced Polylactic Acid (PLA) Biocomposites Using a Multiscale Modeling Approach

open access: yesPolymer Engineering &Science, EarlyView.
Multi‐scale modeling approach for predicting the tensile behavior of basalt fiber reinforced PLA biocomposites. ABSTRACT This study develops a micromechanical‐based multiscale modeling approach to predict the tensile behavior of basalt fiber (BF)‐reinforced polylactic acid (PLA) biocomposites.
Ferdi Yildirim   +2 more
wiley   +1 more source

Regions on Adenylyl Cyclase VII Required for Selective Regulation by the G13 Pathway [PDF]

open access: yesMolecular Pharmacology, 2013
Regulation of multiple adenylyl cyclases (AC) provides unique inputs to mediate the synthesis of cAMP, a ubiquitous second messenger that controls many aspects of cellular function. On stimulation by G(s), the activities of ACs can be further selectively modulated by other pathways to ensure precise control of intracellular cAMP responses to specific ...
Lily I, Jiang   +2 more
openaire   +2 more sources

Evaluating Testability of Permafrost Models Through Physical and Thermal Testing in Complex Mountain Terrain, Yukon, Canada

open access: yesPermafrost and Periglacial Processes, EarlyView.
ABSTRACT Due to its subsurface nature, permafrost cannot be directly observed with the naked eye or optical remote sensing. Consequently, accurately describing its distribution and thermal state is challenging. This is especially true in vast, remote environments, where obtaining comprehensive field data is demanding or improbable.
Ria Nicholson   +5 more
wiley   +1 more source

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