Results 61 to 70 of about 1,236,961 (324)

Decoding Inflation: Role of Institutional Quality in Türkiye Using Advanced Econometric Techniques

open access: yesİstanbul İktisat Dergisi
Persistent inflation remains a significant economic challenge in Türkiye. The causes of high inflation have been examined through various factors, including supply and demand, as well as monetary and fiscal policies.
Yıldırım Beyazıt Çiçen
doaj   +1 more source

Microscale 3D Printed Pillars and Porous Polymeric Structures: Manufacturability and Micromechanics

open access: yesAdvanced Engineering Materials, EarlyView.
This work demonstrates how two‐photon polymerization enables the fabrication of microscale solid and porous structures from IP‐Q, IP‐S, and IP‐PDMS resins. Combining morphological and mechanical characterization, the study provides the first systematic insights into IP‐Q mechanics and reveals how processing parameters affect structure and stiffness ...
Aikaterini Isaakidou   +12 more
wiley   +1 more source

Unlocking the Power of Quercetin‐Encapsulated Mesoporous Bioactive Glass Nanoparticles: A Multifunctional Approach to Bone Regeneration

open access: yesAdvanced Engineering Materials, EarlyView.
Mesoporous bioactive glass nanoparticles (MBGNs) are investigated for bone regeneration given their remarkable structural and functional properties. MBGNs are functionalized with Mn and Cu and incorporated with quercetin, a natural flavonoid exhibiting antioxidant, anti‐inflammatory, and antimicrobial properties.
Giovanni Lo Bello   +5 more
wiley   +1 more source

Experimental and Analytical Research on Resonance Phenomena of Vibrating Head with MRE Regulating Element

open access: yesInternational Journal of Applied Mechanics and Engineering, 2015
A vibratory pile hammer (VPH) is a mechanical device used to drive steel piles as well as tube piles into soil to provide foundation support for buildings or other structures.
D. Miedzińska, R. Gieleta, J. Osiński
doaj   +1 more source

Gyro-Sensor-Based Vibration Control for Dynamic Humanoid-Robot Walking on Inclined Surfaces

open access: yesSensors, 2020
An efficient motor-control system for stable walking of the lightweight humanoid robot KONDO KHR-3HV on inclined surfaces is investigated. The motor-control system is based on the angular velocity of the pitch motion of the robot, which is detected by a ...
Sunandan Dutta   +4 more
doaj   +1 more source

Functional Equations and Fourier Analysis

open access: yes, 2010
By exploring the relations among functional equations, harmonic analysis and representation theory, we give a unified and very accessible approach to solve three important functional equations -- the d'Alembert equation, the Wilson equation, and the d ...
Akkouchi   +5 more
core   +1 more source

On the Investigation of a Sustainable Two Step Laser‐Based Surface Treatment for the Functionalization of Additive Manufactured Ti–6Al–4V Components

open access: yesAdvanced Engineering Materials, EarlyView.
This study developed a two‐step laser‐based process for sustainable surface treatment of Ti–6Al–4 V components, combining laser polishing and direct laser interference patterning with ns and ps pulses. Key findings include significant roughness reduction, hierarchical patterning with ps pulses, and improved homogeneity. A cost function is developed for
Ignacio Tabares   +7 more
wiley   +1 more source

Surface Modification of Fluorine‐Free Superhydrophobic Materials with (Ultra‐)Thin TiO2 Layers

open access: yesAdvanced Engineering Materials, EarlyView.
Significant changes in wettability, with a reduction of 60o in the water conduct angle, are reported via the surface modification of fluorine‐free superhydrophobic thin films, prepared by aerosol‐assisted chemical vapor deposition, after coating a 4 nm layer of titanium dioxide on the surface using atomic layer deposition.
Julie Jalila Kalmoni   +2 more
wiley   +1 more source

Forecast of temperature changes in the Altai in the next 50 years based on reconstructed ice core data from Belukha Mountain

open access: yesЛëд и снег, 2015
Paleotemperature time series reconstructed from δ¹⁸O changes in Belukha ice core were expanded into several heteroperiodic sinusoidal functions with the help of the spectral Fourier analysis.
T. S. Papina   +3 more
doaj   +1 more source

On the Fourier analysis of operators on the torus

open access: yes, 2006
Basic properties of Fourier integral operators on the torus are studied by using the global representations by Fourier series instead of local representations.
Ruzhansky, Michael, Turunen, Ville
core   +2 more sources

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